[Event "IBM"]
[Site "Amsterdam"]
[Date "1962.??.??"]
[EventDate "?"]
[Round "10"]
[Result "1/2-1/2"]
[White "C B Van den Berg"]
[Black "Robert G Hartoch"]
[ECO "C96"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 11.d4 Nd7 12.Nbd2 cxd4 13.cxd4
Nc6 14.Nf1 exd4 15.Nxd4 Nde5 16.Nxc6 Nxc6 17.Ne3 Be6 18.Bb3
Bxb3 19.Qxb3 Rc8 20.Bd2 Bf6 21.Rad1 Be5 22.Nd5 Re8 23.f4 Bd4+
24.Kh2 Bf2 25.Rf1 Qh4 26.Qf3 Bc5 27.Be1 Qh6 28.Bf2 Nb4 29.Nxb4
Bxb4 30.a3 Bc5 31.Bg3 a5 32.Qd3 b4 33.a4 Qe6 34.Rfe1 Red8
35.e5 Qe7 36.Qf5 dxe5 37.fxe5 Qe6 1/2-1/2

[Event "IBM"]
[Site "Amsterdam NED"]
[Date "1962.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "Moshe Czerniak"]
[Black "Robert G Hartoch"]
[ECO "B13"]
[WhiteElo "?"]
[BlackElo "2198"]
[PlyCount "160"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 Nf6 6.Bf4 Bg4 7.Ne2
Bh5 8.Nd2 e6 9.O-O Bd6 10.Bxd6 Qxd6 11.f4 Bg6 12.Nf3 Be4
13.Ne5 O-O 14.Ng3 Ne7 15.Qe2 Bxd3 16.Qxd3 g6 17.Rae1 a6 18.Qf3
b5 19.Nd3 a5 20.Re2 b4 21.Rfe1 Nf5 22.Nc5 Nxg3 23.hxg3 h5
24.Rc1 Rab8 25.Qd3 Kg7 26.Rce1 Rfe8 27.Qf3 Qc6 28.Qe3 Ng4
29.Qd2 Qd6 30.cxb4 axb4 31.a4 bxa3 32.bxa3 Nh6 33.Qc3 Nf5
34.a4 Qb6 35.a5 Qb4 36.Qxb4 Rxb4 37.a6 Nxd4 38.Ra2 Nc6 39.a7
Rb5 40.Nxe6+ Kf6 41.Rc1 Kxe6 42.Rxc6+ Kd7 43.Rf6 Ra8 44.Rxf7+
Ke6 45.Rc7 d4 46.Kf2 Kf5 47.Rd7 Rb4 48.Rd6 Rb7 49.Rda6 Rb5
50.Rd2 Rd5 51.Rd3 Rd7 52.Ra5+ Kf6 53.Ra6+ Kf7 54.g4 hxg4
55.Kg3 Raxa7 56.Rxa7 Rxa7 57.Rxd4 Ra2 58.Rd5 Kf6 59.Rg5 Rb2
60.Rxg4 Rb3+ 61.Kh4 Rb4 62.Kh3 Ra4 63.Rh4 Rb4 64.Kg4 Rb2 65.g3
Rb3 66.Rh7 Rb1 67.Ra7 Rb6 68.Kh4 Rb1 69.Ra6+ Kg7 70.g4 Rb7
71.Kg5 Rb5+ 72.f5 gxf5 73.gxf5 Rb7 74.Rg6+ Kf7 75.Rh6 Kg7
76.f6+ Kg8 77.Kg6 Rg7+ 78.Kf5 Ra7 79.Rh2 Ra1 80.Re2 Kf7
1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1963.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1-0"]
[White "Hans Ree"]
[Black "Robert G Hartoch"]
[ECO "A44"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "123"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 a6 5. a4 g6 6. f4 Bg7
7. fxe5 Bxe5 8. Nf3 Bg4 9. Bd3 Nd7 10. O-O Ngf6 11. Bh6 Nh5
12. Nxe5 Nxe5 13. Qd2 c4 14. Be2 Bxe2 15. Qxe2 Qd7 16. a5 Ng4
17. Bd2 Ne5 18. Na4 Rd8 19. Nb6 Qe7 20. Nxc4 Nxc4 21. Qxc4 O-O
22. Bc3 f6 23. Qd4 Rde8 24. Rae1 Qd7 25. h3 g5 26. Rf5 Re5
27. g4 Nf4 28. Kh2 Qf7 29. Qd1 Rxf5 30. gxf5 Qe7 31. Qf3 Rc8
32. Kh1 Qf7 33. Rg1 Kf8 34. Bb4 Ke7 35. Qa3 Rd8 36. Qf3 Rc8
37. Qa3 Rd8 38. Bd2 Nh5 39. c4 Ke8 40. Qf3 Ng7 41. b4 Rc8
42. Rc1 Qh5 43. Kg2 Qxf3+ 44. Kxf3 Kd7 45. Be3 h5 46. Bd4 Ne8
47. Bb2 Rb8 48. Ke3 Rc8 49. c5 Rb8 50. Kd3 Rc8 51. Bd4 Rc7
52. Rc4 Rc8 53. Bg1 Rc7 54. Bh2 h4 55. Bg1 Rc8 56. Bd4 Rc7
57. Rc2 Rc8 58. Rc1 Rc7 59. Rg1 Ke7 60. cxd6+ Kxd6 61. Bc5+
Kd7 62. e5 1-0

[Event "European Team Ch (Men)"]
[Site "Hamburg"]
[Date "1965.??.??"]
[EventDate "1965.??.??"]
[Round "10"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Anatoly S Lutikov"]
[ECO "C71"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "92"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c4 Bg4 6.Nc3 Nf6 7.h3
Bxf3 8.Bxc6+ bxc6 9.Qxf3 Nd7 10.d3 Nc5 11.O-O g6 12.Qd1 Bg7
13.Be3 Ne6 14.Ne2 O-O 15.b4 f5 16.f3 Qe8 17.Qb3 Rf7 18.Rac1
Qd7 19.a4 Rb8 20.Rb1 h5 21.b5 axb5 22.cxb5 cxb5 23.axb5 f4
24.Ba7 Rbf8 25.Kh1 g5 26.Ng1 Bf6 27.Qd5 Kg7 28.Qc6 Rh8 29.Rfc1
g4 30.b6 cxb6 31.Qxd7 Rxd7 32.Bxb6 Rb8 33.Bf2 Rxb1 34.Rxb1 g3
35.Be1 Rc7 36.Ne2 Rc2 37.Nc3 Nc5 38.Rd1 Bd8 39.Nd5 Nxd3 40.Nb4
Nxb4 41.Bxb4 d5 42.exd5 e4 43.fxe4 f3 44.Bd2 Rxd2 45.Rxd2 f2
46.Rd1 Ba5 0-1

[Event "Wch U20 f-A"]
[Site "Barcelona"]
[Date "1965.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "V Tukmakov"]
[ECO "C84"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "127"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Bb7 7.O-O
Be7 8.a4 d6 9.axb5 axb5 10.Rxa8 Qxa8 11.Nc3 b4 12.Nd5 Nxd5
13.Bxd5 O-O 14.Bd2 Nd4 15.Nxd4 exd4 16.Qh5 Bxd5 17.Qxd5 c5
18.b3 Qxd5 19.exd5 Ra8 20.Rc1 Ra2 21.Kf1 h5 22.Ke2 g5 23.f4 g4
24.Re1 Kg7 25.Kd1 Ra1+ 26.Ke2 Ra2 27.Kd1 Ra1+ 28.Ke2 Ra8
29.Kf2 Bf6 30.Ke2 Kg6 31.Kd1 Kf5 32.g3 h4 33.Ke2 Rh8 34.Rf1
Rh5 35.Be1 Kg6 36.Bf2 Rxd5 37.Ra1 Rh5 38.Ra7 Rh8 39.Rd7 Re8+
40.Kd2 Be7 41.Be1 Kf6 42.Ra7 Rh8 43.Ke2 Ke6 44.Ra2 Kf5 45.Ra7
Kf6 46.Ra2 hxg3 47.hxg3 Rh1 48.Ra8 Ke6 49.Rg8 f5 50.Ra8 Rh2+
51.Kd1 d5 52.Ra6+ Bd6 53.Ra7 c4 54.bxc4 dxc4 55.dxc4 Rh1
56.Rb7 Bc5 57.Ke2 Rg1 58.Rb8 Kd7 59.Rb7+ Kc6 60.Rb5 Rg2+
61.Kd1 Kd6 62.Rb7 Rg1 63.Ke2 Kc6 64.Rb5 1/2-1/2

[Event "EU-chT (Men)"]
[Site "Hamburg"]
[Date "1965.??.??"]
[EventDate "?"]
[Round "5"]
[Result "1-0"]
[White "Isaac Boleslavsky"]
[Black "Robert G Hartoch"]
[ECO "C91"]
[WhiteElo "?"]
[BlackElo "2430"]
[PlyCount "61"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5
7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5 11. Bc2 c5 12. dxc6
Nxc6 13. Nbd2 Qc7 14. Nf1 h6 15. Ne3 Be6 16. Nd5 Qb8 17. b3 a5
18. h3 Nh7 19. Be3 Bd8 20. c4 b4 21. c5 Kh8 22. Rc1 Na7
23. Bb1 dxc5 24. Rxc5 Nf6 25. Nxe5 Bxd5 26. Rxd5 Nxd5 27. Qxd5
Kg8 28. Nd7 Qc8 29. Rc1 Bc7 30. Nxf8 Kxf8 31. Rxc7 1-0

[Event "Wch U20"]
[Site "Barcelona"]
[Date "1965.??.??"]
[EventDate "1965.??.??"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert Huebner"]
[Black "Robert G Hartoch"]
[ECO "A16"]
[WhiteElo "2640"]
[BlackElo "2430"]
[PlyCount "66"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.Nc3 Nbd7 7.d3
c6 8.Bd2 e5 9.b4 Ne8 10.Rb1 f5 11.b5 Nc5 12.bxc6 bxc6 13.Qc1
Bd7 14.Bh6 Bxh6 15.Qxh6 Qf6 16.Rfd1 Ne6 17.Rb7 g5 18.Qxf6 Nxf6
19.Rdb1 Nc5 20.R7b2 g4 21.Nd2 Na6 22.Nb3 Rab8 23.e3 Rb4 24.a3
Rbb8 25.Na5 Rxb2 26.Rxb2 Rb8 27.Rxb8+ Nxb8 28.c5 d5 29.Na2 Kf7
30.Nb4 Ke7 31.Nb7 Bc8 32.Nd6 Be6 33.f4 e4 1/2-1/2

[Event "Amsterdam IBM III"]
[Site "Amsterdam IBM III"]
[Date "1967.??.??"]
[EventDate "?"]
[Round "5"]
[Result "0-1"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "E87"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.d5 g6 5.e4 Bg7 6.f3 O-O 7.Be3 Nh5
8.Qd2 f5 9.exf5 gxf5 10.O-O-O Nd7 11.Bd3 Ndf6 12.Nge2 a6 13.h3
f4 14.Bf2 Bd7 15.Kb1 Kh8 16.Ne4 Nxe4 17.Bxe4 Bf6 18.h4 Qe7
19.c5 Rg8 20.cxd6 cxd6 21.Rdg1 Rg7 22.Bb6 Rc8 23.g4 fxg3
24.Qh6 Qf7 25.Rc1 Be7 26.Rxc8+ Bxc8 27.Rc1 Bf5 28.Rc7 Bxe4+
29.fxe4 Qg6 30.Be3 Nf4 31.Bxf4 Qxe4+ 32.Ka1 exf4 33.Qe6 Qxe6
34.dxe6 g2 35.Ng1 Bxh4 36.Rc4 Re7 37.Re4 Bf2 0-1

[Event "Hastings"]
[Site "1"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Maxwell Leonard Fuller"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "40"]

1.g3 Nf6 2.Bg2 g6 3.e4 d6 4.d4 Bg7 5.Nc3 O-O 6.Nge2 c6 7.O-O
e5 8.h3 Nbd7 9.a4 Re8 10.d5 cxd5 11.Nxd5 Nxd5 12.Qxd5 Nf6
13.Qd3 d5 14.Rd1 Qc7 15.exd5 Bf5 16.Qc3 Qd7 17.Qb3 Rac8 18.Nc3
Bxh3 19.Bg5 Bxg2 20.Kxg2 e4 1/2-1/2

[Event "Hastings"]
[Site "2"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Peter Hugh Clarke"]
[Black "Robert G Hartoch"]
[ECO "B36"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 Nxd4
7.Qxd4 d6 8.Be2 Bg7 9.Qd1 O-O 10.Bd2 Bd7 11.Rc1 Bc6 12.Bf3 Nd7
13.O-O f5 14.exf5 gxf5 15.Bg5 h6 16.Bh4 Ne5 17.Bxc6 bxc6
18.Qe2 Ng6 19.Qh5 Nxh4 20.Qxh4 e5 21.Qh3 Rb8 22.b3 d5 23.cxd5
cxd5 24.Ne2 Rc8 25.Rxc8 Qxc8 26.Qd3 d4 27.f3 Qc6 28.Ng3 Qg6
29.Rc1 h5 30.Rc7 h4 31.Qc4+ Kh8 32.Ne2 Rd8 33.Rc8 Rxc8
34.Qxc8+ Kh7 35.Qc2 e4 36.fxe4 fxe4 37.Nf4 Qf5 38.Qf2 Qg4
39.h3 Qg3 40.Qxg3 hxg3 41.Kf1 1/2-1/2

[Event "Hastings"]
[Site "3"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Raphael Persitz"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "70"]

1.g3 Nf6 2.Bg2 e5 3.c4 c6 4.Nf3 e4 5.Nd4 d5 6.cxd5 cxd5 7.O-O
Nc6 8.Nxc6 bxc6 9.d3 exd3 10.exd3 Be7 11.Qc2 Bd7 12.Be3 O-O
13.Nc3 Qc8 14.Na4 Bh3 15.Rac1 Bxg2 16.Kxg2 Qa6 17.Rfd1 Rac8
18.Bc5 Rfe8 19.b3 h6 20.Re1 Bxc5 21.Nxc5 Qa5 22.Rxe8+ Rxe8
23.Na4 Qb5 24.h3 Re6 25.Nc5 Re8 26.Qd2 Qb8 27.b4 Re7 28.Nb3
Qb6 29.a3 Nd7 30.Na5 c5 31.Qc2 cxb4 32.Nc6 Re8 33.axb4 Nb8
34.Qa4 Nxc6 35.Rxc6 Qd4 1/2-1/2

[Event "Hastings"]
[Site "4"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "V Tukmakov"]
[Black "Robert G Hartoch"]
[ECO "A25"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.c4 g6 2.g3 Bg7 3.Bg2 e5 4.Nc3 Nc6 5.e3 d6 6.Nge2 h5 7.h4
Nge7 8.Rb1 O-O 9.b4 a6 10.O-O Be6 11.Nd5 b5 12.d3 Rb8 13.Bd2
Na7 14.Qc2 c6 15.Nxe7+ Qxe7 16.Rbc1 Rfc8 17.c5 dxc5 18.Qxc5
Qxc5 19.Rxc5 Rd8 20.Nc1 Rbc8 21.Rc3 a5 22.bxa5 c5 23.Bb7 Rc7
24.a6 b4 25.Rc2 Nb5 26.Nb3 Bxb3 27.axb3 Rxd3 28.Rfc1 Rxb3
29.Rxc5 Rxc5 30.Rxc5 Na7 31.Kg2 Bf8 32.Rxe5 Rb2 33.Rd5 Rc2
34.Rd8 b3 35.Be4 Rc4 36.Bd3 b2 37.Rb8 Rc8 38.Rxb2 Rd8 39.Rb3
Nc6 40.Be1 Ne5 41.Be4 1-0

[Event "Hastings"]
[Site "5"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Cenek Kottnauer"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.g3 Nf6 2.Bg2 e6 3.e4 d5 4.e5 Nfd7 5.d4 c5 6.c3 Nc6 7.Ne2 Rb8
8.O-O b5 9.f4 Nb6 10.Kh1 g6 11.Nd2 cxd4 12.Nxd4 Nxd4 13.cxd4
Nc4 14.Rf3 Be7 15.Nf1 h5 16.a3 Bd7 17.b3 Na5 18.Bb2 Qb6 19.Ne3
Rc8 20.Bf1 Bc6 21.Qd3 O-O 22.Be2 Rc7 23.Raf1 Bb7 24.h3 Nc4
25.bxc4 dxc4 26.Qd2 Rd7 27.Kh2 Bc5 28.Nc2 Bxf3 29.Bxf3 Qc7
30.Bc3 Rfd8 31.Rd1 Bb6 32.g4 hxg4 33.hxg4 a5 34.f5 b4 35.f6
Qxe5+ 36.dxe5 Rxd2+ 37.Rxd2 Rxd2+ 38.Bxd2 b3 39.Be4 bxc2
40.Bxc2 Bd4 41.Bf4 Bb2 42.a4 Kf8 43.Kg2 Ke8 44.Kf3 Kd7 45.Ke4
Kc6 46.Be3 Ba3 47.Bd2 1-0

[Event "Hastings"]
[Site "6"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Jan Smejkal"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.Nf3 g6 2.g3 Bg7 3.d4 b5 4.Bg2 Bb7 5.c3 a6 6.a4 c6 7.e4 Nf6
8.Nbd2 O-O 9.O-O d6 10.Qe2 Ne8 11.e5 Nc7 12.Ne4 d5 13.Nc5 Bc8
14.Ne1 Nd7 15.Ned3 Nxc5 16.Nxc5 Ne6 17.Nd3 Re8 18.Nb4 Bd7
19.axb5 axb5 20.Be3 Bf8 21.Qd2 Ng7 22.Bh6 Qb6 23.Nd3 Ne6
24.Bxf8 Rxf8 25.h3 Rxa1 26.Rxa1 Qb7 27.Kh2 Ra8 28.Rf1 Qc8
29.f4 Ng7 30.g4 Ra2 31.Bf3 Qa8 32.Rf2 Ra1 33.Nc5 Bc8 34.Nb3
Ra2 35.Nc1 Ra1 36.Nb3 Ra2 37.Rg2 Qa4 38.Nc5 Qa7 39.Be2 Ne6
40.Nb3 Qc7 41.f5 Ng7 42.Bd3 e6 43.f6 Ne8 44.Rf2 1-0

[Event "Hastings"]
[Site "7"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Daniel Wright"]
[ECO "A25"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 d6 6.Nge2 Nge7 7.Rb1
Be6 8.Nd5 Qd7 9.b4 a6 10.O-O O-O 11.d3 Rab8 12.a4 Nd8 13.Nec3
f5 14.b5 axb5 15.axb5 b6 16.Nxe7+ Qxe7 17.Nd5 Qd7 18.Nb4 Nf7
19.Qc2 Nh6 20.Nc6 Rbe8 21.f4 Nf7 22.fxe5 dxe5 23.Bb2 g5 24.Nb4
g4 25.Kh1 Ng5 26.Rbd1 Qf7 27.Nc6 Bd7 28.Ba3 Kh8 29.Bxf8 Bxf8
30.Bd5 Qh5 31.d4 e4 32.Ne5 Bc8 33.Ra1 Bd6 34.Ra8 Kg7 35.Ra7
Qh6 36.c5 bxc5 37.b6 cxd4 38.exd4 Nf3 39.Rxc7+ Bxc7 40.Qxc7+
Kf6 1-0

[Event "Hastings"]
[Site "9"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Svetozar Gligoric"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "101"]

1.d4 g6 2.e4 Bg7 3.c3 b6 4.Nf3 e6 5.Bg5 Ne7 6.Bd3 Bb7 7.Nbd2
h6 8.Bh4 d6 9.Qe2 Nd7 10.O-O-O a6 11.Nc4 Nf6 12.Bg3 Nh7 13.Kb1
O-O 14.Bf4 Rb8 15.h4 Kh8 16.e5 Bxf3 17.Qxf3 d5 18.Ne3 c5
19.Ng4 Ng8 20.Qe3 c4 21.Bc2 b5 22.Nxh6 b4 23.Nxg8 Rxg8 24.cxb4
Rxb4 25.Qc3 Bf8 26.h5 g5 27.Bxh7 Kxh7 28.Bd2 Rb7 29.g4 Qb6
30.Rh3 a5 31.Qc2+ Kh8 32.Bc3 Qb5 33.a4 Qd7 34.Bxa5 Ra7 35.Bc3
Rxa4 36.Kc1 Bh6 37.Rf3 Rga8 38.Kd2 Ra1 39.Ke2 Kg8 40.Rg3 Qb5
41.Rxa1 Rxa1 42.Kf3 Qa6 43.Kg2 Qa2 44.Re3 Qa7 45.Rf3 Qa2
46.Rxf7 Kxf7 47.Qg6+ Ke7 48.Bb4+ Kd7 49.Qf7+ Kc6 50.Qe8+ Kb6
51.Bc5+ 1-0

[Event "Hastings"]
[Site "10"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Robert Huebner"]
[ECO "A10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "46"]

1.c4 g6 2.g3 Bg7 3.Bg2 Nf6 4.Nc3 O-O 5.e4 c5 6.Nge2 Nc6 7.O-O
a6 8.a3 Rb8 9.Rb1 b5 10.cxb5 axb5 11.b4 c4 12.d4 cxd3 13.Qxd3
Ne5 14.Qc2 d6 15.Bf4 Nh5 16.Bxe5 Bxe5 17.Qd3 Ra8 18.Nxb5 Ba6
19.a4 Qb6 20.Rfc1 Bxb5 21.Qxb5 Qxb5 22.axb5 Rab8 23.Nc3 Nf6
1/2-1/2

[Event "Hastings"]
[Site "11"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Vasily Smyslov"]
[Black "Robert G Hartoch"]
[ECO "A22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "39"]

1.c4 e5 2.Nc3 Nf6 3.g3 Bb4 4.Bg2 O-O 5.e4 c6 6.Nge2 d5 7.exd5
cxd5 8.Nxd5 Nxd5 9.cxd5 Bf5 10.O-O Nd7 11.a3 Bd6 12.d4 Rc8
13.Be3 Nb6 14.dxe5 Bxe5 15.Nd4 Bd7 16.b3 Qf6 17.Qd2 Qd6 18.Qb4
Qf6 19.Rad1 Rfd8 20.Nb5 1-0

[Event "Hastings"]
[Site "?"]
[Date "1968.??.??"]
[EventDate "1968.12.??"]
[Round "8"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Raymond Keene"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. g3 d5 2. Bg2 c6 3. b3 Nf6 4. f4 a5 5. Bb2 g6 6. Nf3 Bg7
7. O-O O-O 8. Kh1 a4 9. a3 $6 (9. c4 9... b5 $5) 9... axb3
10. cxb3 Bg4 11. Nc3 (11. Ne5 Bf5 12. d3 12... d4 $1 { Nd5})
11... Bxf3 12. Bxf3 Nbd7 13. Qc2 e5 14. Nd1 (14. fxe5 Nxe5
15. Bg2 15... Qb8 { h5,Ng4}) 14... Re8 15. e3 Qe7 16. Nf2 e4
17. Be2 Qc5 18. Rfc1 (18. Qb1 Qb6 19. Bc3 c5 20. Qb2 20... d4
$5 21. exd4 21... e3 $44) 18... Qxc2 19. Rxc2 Rec8 20. g4 $6
(20. Kg2) 20... Ne8 21. Bxg7 Kxg7 22. d3 exd3 23. Bxd3 Nd6
24. Kg2 (24. e4 $2 24... dxe4 25. Nxe4 Nxe4 26. Bxe4 26... Re8
{ Re3} ) 24... Re8 25. Kf3 Nf6 26. a4 Nfe4 27. Nd1 (27. Bxe4
Nxe4 28. Nxe4 Rxe4) 27... Re7 28. a5 c5 29. Bxe4 Nxe4 30. Ra4
$2 (30. Nc3 $1 30... Nxc3 31. Rxc3 b6 32. Rd1 $10) 30... Rae8
31. g5 Re6 32. Nc3 Nd2+ 33. Kg4 $2 (33. Rxd2 Rxe3+ 34. Kf2
Rxc3 35. Rxd5) 33... Rxe3 34. Nxd5 Rd3 35. Rxc5 35... Re2 $2
(35... Nf1 $1) 36. f5 Rg2+ 37. Kf4 Rf2+ 38. Ke5 Rxf5+ 39. Kd6
Nxb3 40. Rb5 Rxg5 41. Ra3 Nd4 42. Rxd3 Nxb5+ 43. Kd7 Re5
44. Nb6 Na7 45. Nd5 0-1

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "8"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Anatoly S Lutikov"]
[ECO "C00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "42"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 b6 5.e5 Nfd7 6.Qe2 c5 7.c4
Nc6 8.g3 Nb4 9.Kd1 dxc4 10.Nxc4 Bb7 11.Bf4 Nxd3 12.Bd2 Nb4
13.Bg2 b5 14.Na3 a6 15.Nh4 Bxg2 16.Nxg2 c4 17.Nf4 Nc6 18.Nc2
Ndxe5 19.Kc1 Nd3+ 20.Kb1 Nxf4 21.Bxf4 Qd3 0-1

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "14"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Maximilian Ujtelky"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "143"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.g3 Nc6 5.d5 Nd4 6.Be3 c5 7.dxc6
Nxc6 8.Bg2 Nf6 9.Nge2 Bd7 10.O-O Qc8 11.Nf4 h5 12.Nfd5 h4
13.f3 hxg3 14.hxg3 Nxd5 15.exd5 Ne5 16.Ne4 f5 17.Nd2 Bf6
18.Bd4 Kf7 19.Nb3 g5 20.Qe2 a5 21.f4 gxf4 22.gxf4 Ng4 23.Rae1
Qf8 24.Bxf6 exf6 25.Nd4 Re8 26.Ne6 Qh6 27.Rf3 Qh2+ 28.Kf1 Kg6
29.Qd3 Qh4 30.Rg3 Kf7 31.c4 Nh2+ 32.Kg1 Reg8 33.Ree3 Ng4
34.Ref3 Qh2+ 35.Kf1 Qh4 36.Kg1 Nh2 37.Re3 Rxg3 38.Rxg3 Ng4
39.Bh3 Rg8 40.Kg2 Qxg3+ 41.Qxg3 Ne3+ 42.Kh2 Rxg3 43.Kxg3 Bxe6
44.dxe6+ Kxe6 45.b3 b6 46.Kf2 Nc2 47.Ke2 Nb4 48.a3 Na6 49.Bg2
Nc7 50.Kd3 d5 51.b4 axb4 52.axb4 Kd6 53.Bh3 Ne6 54.Bxf5 Nxf4+
55.Kd4 Ne2+ 56.Ke3 Ke5 57.Bh7 Nf4 58.c5 bxc5 59.bxc5 Ne6 60.c6
Nc7 61.Kf3 Ne6 62.Kg4 d4 63.Bc2 Nc7 64.Bg6 Nd5 65.Kf3 f5
66.Bh7 Nc7 67.Bg6 Kf6 68.Bh7 Ne6 69.Bg8 Ke7 70.Ke2 f4 71.Kf3
d3 72.c7 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam NED"]
[Date "1968.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Moshe Czerniak"]
[ECO "B06"]
[WhiteElo "2198"]
[BlackElo "?"]
[PlyCount "63"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 c6 5.Nf3 Bg4 6.Be3 Qb6 7.Qd3
Bxf3 8.gxf3 Nd7 9.O-O-O O-O-O 10.Bh3 Kb8 11.f5 Qa5 12.Kb1 Ngf6
13.f4 b5 14.e5 Nd5 15.Nxd5 cxd5 16.Bd2 Qb6 17.Rhe1 dxe5
18.fxe5 e6 19.fxe6 fxe6 20.Rf1 Rhf8 21.Bg5 Rde8 22.Rxf8 Rxf8
23.Be7 Re8 24.Bd6+ Kc8 25.Qf3 Bf8 26.Qf7 Rd8 27.Qxe6 Bxd6
28.exd6 Qc6 29.Bg2 Rf8 30.Bxd5 Qb6 31.Bg2 Kd8 32.Bh3 1-0

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Borislav Ivkov"]
[ECO "A13"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "115"]

1.c4 e6 2.Nf3 d5 3.b3 c5 4.Bb2 Nc6 5.g3 Nf6 6.Bg2 Be7 7.O-O
O-O 8.e3 b6 9.Qe2 Bb7 10.d3 Re8 11.Nc3 Bf8 12.Rfd1 d4 13.exd4
cxd4 14.Ne4 Nxe4 15.dxe4 e5 16.Ne1 a5 17.a3 Qb8 18.Rac1 Ba6
19.Bf1 Nd8 20.Qd2 Ne6 21.b4 Be7 22.Rb1 axb4 23.axb4 Qc7 24.b5
Bb7 25.f3 Bg5 26.Qc2 Nc5 27.Nd3 Be3+ 28.Kh1 f5 29.Nxc5 Qxc5
30.Bd3 fxe4 31.fxe4 Bc8 32.Ra1 Be6 33.Ra6 Bg4 34.Be2 Bxe2
35.Qxe2 Rac8 36.Ra4 Qc7 37.Bc1 Bxc1 38.Rxc1 Rf8 39.Kg2 Qd7
40.Qd3 Rf7 41.Rf1 Rxf1 42.Kxf1 Qh3+ 43.Kg1 h5 44.Ra1 h4 45.Rc1
Qg4 46.c5 bxc5 47.b6 Kh7 48.b7 Rb8 49.Rxc5 Rxb7 50.Rxe5 hxg3
51.hxg3 Rc7 52.Rf5 Rc3 53.Qxd4 Qxg3+ 54.Kf1 Rc1+ 55.Ke2 Qg2+
56.Ke3 Re1+ 57.Kf4 Qh2+ 58.Kf3 0-1

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Lajos Portisch"]
[Black "Robert G Hartoch"]
[ECO "D37"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "177"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bf4 O-O 6.e3 Nbd7 7.a3
c6 8.h3 a6 9.c5 b6 10.b4 a5 11.Bd3 Ba6 12.b5 Bb7 13.cxb6 Qxb6
14.O-O c5 15.Na4 Qa7 16.dxc5 Bxc5 17.Nxc5 Nxc5 18.Be5 Rac8
19.Be2 Nfd7 20.Bd4 f6 21.Rc1 e5 22.Bb2 a4 23.h4 Qb6 24.h5 Qe6
25.Nh4 f5 26.Nf3 Nb3 27.Rxc8 Rxc8 28.Nd2 Ndc5 29.Nxb3 Nxb3
30.Bd3 d4 31.Re1 Qd5 32.e4 fxe4 33.Bxe4 Qxb5 34.Bxb7 Qxb7
35.Rxe5 Qd7 36.Qd3 h6 37.Qe4 Qf7 38.Bxd4 Nxd4 39.Qxd4 Re8
40.Rd5 Re1+ 41.Kh2 Qc7+ 42.g3 Qf7 43.Kg2 Qb7 44.f3 Re2+ 45.Kf1
Re8 46.Qxa4 Rf8 47.Qc4 Qf7 48.f4 Kh8 49.Qd3 Re8 50.Kg2 Qb7
51.Qb5 Qa8 52.Kh2 Qc8 53.Rd2 Qa8 54.Rd5 Rf8 55.Qd3 Re8 56.Rd7
Qa5 57.f5 Qc5 58.Rd8 Rxd8 59.Qxd8+ Kh7 60.Qd3 Kh8 61.Kh3 Kg8
62.Qb3+ Kh7 63.Qf7 Qc1 64.Qg6+ Kh8 65.Qe8+ Kh7 66.Qe4 Kh8
67.f6 gxf6 68.Qe8+ Kg7 69.Qg6+ Kh8 70.Qxf6+ Kh7 71.Qf3 Kg7
72.a4 Qc5 73.Qe2 Kf7 74.Qg4 Kf8 75.Qf4+ Kg7 76.Qg4+ Kh8 77.Qe2
Kg7 78.a5 Qc1 79.Kh2 Qc5 80.a6 Kf8 81.Kh3 Kg7 82.Kh2 Kf8
83.Kg2 Kg7 84.Qa2 Qa7 85.Qb2+ Kg8 86.Qb3+ Kf8 87.Qf3+ Ke8
88.Qc6+ Kf8 89.Qc8+ 1-0

[Event "Amsterdam (Netherlands)"]
[Site "It"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Leonid Stein"]
[Black "Robert G Hartoch"]
[ECO "B10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.Nf3 d5 2.g3 c6 3.Bg2 g6 4.d3 Bg7 5.Nbd2 e5 6.e4 Ne7 7.O-O
O-O 8.b4 Na6 9.a3 Nc7 10.Bb2 d4 11.c3 Bg4 12.Qc2 Ne6 13.cxd4
Bxf3 14.Nxf3 Nxd4 15.Nxd4 exd4 16.f4 Qd7 17.Qc5 b6 18.Qc4 Rac8
19.f5 Qd6 20.Rae1 g5 21.Bf3 Be5 22.Re2 b5 23.Qc1 f6 24.Rc2 Rc7
25.Rc5 Nc8 26.Kg2 Nb6 27.Bd1 Nd7 28.Bb3+ Kg7 29.Rc2 Ra8 30.Qd1
Qe7 31.Qd2 Rh8 32.Rfc1 Nb8 33.Be6 h5 34.h4 g4 35.Rc5 Qd6
36.Rxe5 Qxe5 37.Rc5 Qd6 38.e5 Qd8 39.exf6 Kf8 40.Qf4 Na6
41.Bxd4 Nxc5 42.Bxc5+ Ke8 43.Qe5 Rhh7 44.Bd7+ 1-0

[Event "Nederland m"]
[Site "Nederland m"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "B31"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "121"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.Re1 O-O 7.h3
Qb6 8.Bf1 e5 9.Na3 d5 10.exd5 Nxd5 11.Nc4 Qc7 12.Qb3 Rd8 13.a4
h6 14.g3 Be6 15.a5 Rab8 16.Qb5 a6 17.Qa4 Re8 18.d3 f5 19.Bg2
Rbd8 20.Bd2 Bf7 21.Re2 Re7 22.Rae1 Rde8 23.Qa3 Bf8 24.Nh4 Kh7
25.Bxd5 Bxd5 26.Qxc5 Rd7 27.Qb6 Bxc4 28.dxc4 Qxb6 29.axb6 Na5
30.c5 Nc4 31.Be3 Nxe3 32.Rxe3 Bxc5 33.Rxe5 Rde7 34.Rxe7+ Rxe7
35.Rd1 Bxb6 36.Rd6 Bc5 37.Rd5 Rc7 38.Nf3 Kg7 39.Ne5 Kf6 40.Nd3
Be7 41.Kg2 Rc6 42.Kf3 Rd6 43.Nf4 g5 44.Nh5+ Kg6 45.Rxd6+ Bxd6
46.g4 f4 47.Ke4 Bc5 48.f3 Be3 49.Kd5 Bc1 50.b3 Kf7 51.Kc5 Be3+
52.Kd6 a5 53.c4 Kg6 54.Ke5 Bd2 55.c5 Bb4 56.Kd4 Kf7 57.Kc4 Bd2
58.Kb5 Bc3 59.Kc4 Be5 60.Kd5 Bb2 61.Kd6 1/2-1/2

[Event "Nederland m"]
[Site "Nederland m"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "A14"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1.c4 Nf6 2.Nf3 e6 3.g3 b6 4.Bg2 Bb7 5.O-O Be7 6.b3 O-O 7.Bb2
d5 8.d3 c5 9.e3 Nc6 10.Qe2 Rc8 11.Nc3 Rc7 12.Rfd1 Rd7 13.cxd5
Nxd5 14.Nxd5 Rxd5 15.d4 Rd7 16.dxc5 Bxc5 17.Ne5 Nxe5 18.Bxb7
Nd3 19.Bc3 Rxb7 20.Rxd3 Rd7 21.Rxd7 Qxd7 22.Rd1 Qc8 23.Qg4 f6
24.Rc1 Be7 25.Bb2 Qd7 26.Qc4 Rd8 1/2-1/2

[Event "GER"]
[Site "Raach"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Wolfgang Uhlmann"]
[Black "Robert G Hartoch"]
[ECO "E75"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Be2 O-O 6.Bg5 c5 7.d5 h6
8.Be3 e6 9.Qd2 exd5 10.exd5 Kh7 11.h3 Na6 12.Nf3 Nc7 13.O-O
Bf5 14.Bd3 Qd7 15.Qc2 Bxd3 16.Qxd3 Ng8 17.a3 b5 18.cxb5 Rfb8
19.Nd2 Nxb5 20.Nc4 Ne7 21.Nxb5 Qxb5 22.Rab1 Nc8 23.Rfd1 a5
24.b3 Qd7 25.Bd2 a4 26.b4 Bd4 27.Bf4 Qd8 28.Qg3 Nb6 29.bxc5
Nxc4 30.Rxb8 Rxb8 31.Rxd4 Rb3 32.f3 Nxa3 33.Bxd6 Nc2 34.Qf4
Kg8 35.Rxa4 Ne3 36.Ra1 Nxd5 37.Qc4 Qg5 38.Qxb3 Qd2 1-0

[Event "Raach zt"]
[Site "Raach"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "4"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Jan Smejkal"]
[ECO "A26"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.c4 g6 2.g3 Bg7 3.Bg2 Nf6 4.Nc3 O-O 5.e4 c5 6.a3 Nc6 7.Nge2
d6 8.d3 Rb8 9.Rb1 a6 10.b4 cxb4 11.axb4 b5 12.cxb5 axb5 13.O-O
e5 14.h3 Nd4 15.Be3 Nxe2+ 16.Qxe2 Be6 17.Kh2 d5 18.Bg5 dxe4
19.Nxe4 Bf5 20.Rfc1 h6 21.Be3 Nxe4 22.dxe4 Be6 23.Bc5 Re8
24.Qe3 h5 25.Bf1 h4 26.Rd1 hxg3+ 27.fxg3 Qf6 28.Rb2 Red8
29.Rxd8+ Qxd8 30.Rd2 Qe8 31.g4 Ra8 32.Bd3 Ra1 33.Qe2 Bh6
34.Bxb5 Qa8 35.Be3 Qxe4 36.Bxh6 Qh1+ 37.Kg3 Rg1+ 38.Kh4 Rxg4+
39.Qxg4 Bxg4 40.Kxg4 Kh7 41.Bg5 0-1

[Event "IBM"]
[Site "Amsterdam"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Klaus V Darga"]
[Black "Robert G Hartoch"]
[ECO "D31"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "45"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.g3 O-O 6.Bg2 Nbd7 7.cxd5
exd5 8.O-O c6 9.Bf4 Re8 10.a3 a5 11.Qc2 Nb6 12.Rad1 g6 13.Ne5
Bf5 14.Qc1 Nfd7 15.h3 g5 16.e4 dxe4 17.Be3 f6 18.g4 Be6
19.Nxd7 Qxd7 20.Nxe4 Nd5 21.Ng3 Rf8 22.Be4 Rae8 23.Nf5 1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1-0"]
[White "Julius Kozma"]
[Black "Robert G Hartoch"]
[ECO "A42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 c5 5.d5 e6 6.Nf3 exd5 7.cxd5
Ne7 8.Be2 O-O 9.Bf4 a6 10.O-O Bg4 11.Nd2 Bxe2 12.Qxe2 Nc8
13.a4 Nd7 14.a5 Re8 15.Nc4 Ne5 16.Nxe5 Bxe5 17.Bxe5 Rxe5 18.f4
Re8 19.e5 Ne7 20.Ne4 Nf5 21.Rae1 Kg7 22.Nf6 Re7 23.Qd2 b5
24.g4 Nd4 25.b4 Qc7 26.Ne4 Qd7 27.exd6 Rxe4 28.Rxe4 Qxg4+
29.Qg2 Qxg2+ 30.Kxg2 Nb3 31.bxc5 Nxc5 32.Re7 Rd8 33.Rc1 Nd3
34.Rcc7 Nxf4+ 35.Kf3 Nxd5 36.Rxf7+ Kg8 37.Rg7+ Kf8 38.Rcf7+
1-0

[Event "IBM"]
[Site "Amsterdam"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "9"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Evgeni Vasiukov"]
[ECO "A23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "132"]

1.c4 e5 2.Nc3 Nf6 3.g3 c6 4.Nf3 e4 5.Nd4 d5 6.Bg2 dxc4 7.Nc2
Na6 8.Nxe4 Nxe4 9.Bxe4 Nc5 10.Bg2 Be6 11.O-O h5 12.Ne3 h4
13.Qc2 hxg3 14.fxg3 Qg5 15.Rf2 Qh5 16.Bf3 Qh7 17.Qxh7 Rxh7
18.Bg4 Bxg4 19.Nxg4 Rh5 20.Rb1 Rd8 21.Ne3 b5 22.Nf1 Ne6 23.b3
Bc5 24.e3 cxb3 25.Rxb3 Bb6 26.d4 a6 27.Rb1 c5 28.dxc5 Bxc5
29.Rd2 Rhd5 30.Kf2 Ng5 31.Rxd5 Rxd5 32.Ke2 Ne4 33.Bd2 Kd7
34.Be1 Kc6 35.Rd1 Rxd1 36.Kxd1 Kd5 37.Kc2 Kc4 38.Ba5 f5 39.Bc7
Bb4 40.Be5 g6 41.Bb2 a5 42.h3 Nf2 43.g4 fxg4 44.hxg4 Nxg4
45.e4 a4 46.a3 Be7 47.Nd2+ Kc5 48.Kd3 Nf2+ 49.Ke2 Bg5 50.Nf3
Nxe4 51.Ne5 Kd5 52.Nxg6 Kc4 53.Ne5+ Kb3 54.Bd4 Bc1 55.Kd3 Nd6
56.Nc6 Nc4 57.Bc5 Bb2 58.Bd4 Bxa3 59.Na7 b4 60.Nc6 Bb2 61.Bxb2
Nxb2+ 62.Kd2 a3 63.Kc1 Kc3 64.Kb1 b3 65.Na5 Nc4 66.Nc6 Nd2+
0-1

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "11"]
[Result "1-0"]
[White "Karoly Honfi"]
[Black "Robert G Hartoch"]
[ECO "B93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "55"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5
7. Nf3 Nbd7 8. a4 b6 9. Bc4 Qc7 10. Qe2 Bb7 11. Ng5 d5
12. Nxd5 Nxd5 13. exd5 Rc8 14. b3 Bb4+ 15. Bd2 Bxd2+ 16. Qxd2
O-O 17. O-O h6 18. Nxf7 b5 19. Nxh6+ Kh8 20. axb5 axb5
21. Bxb5 Qb6+ 22. Kh1 Qxb5 23. c4 Qxb3 24. Rfb1 Qxc4 25. Rxb7
Rxf4 26. h3 Rd4 27. Qg5 Qxd5 28. Nf5 1-0

[Event "Raach"]
[Site "Raach"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Arne Zwaig"]
[ECO "A10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "54"]

1. c4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. d4 d6
7. b3 c6 8. Bb2 Ne4 9. Nbd2 d5 10. Qc2 Be6 11. Rac1 Bh6 12. e3
Nd7 13. cxd5 Bxd5 14. Nc4 Ndf6 15. Nfe5 Rc8 16. f3 Nd6
17. Rce1 c5 18. dxc5 Rxc5 19. Bd4 Rc7 20. Qe2 Be6 21. Rc1 Nxc4
22. bxc4 b6 23. Rc2 Qc8 24. Rfc1 Qa6 25. Bf1 Rfc8 26. Qd2 Qa4
27. Bd3 Nd7 1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "13"]
[Result "1/2-1/2"]
[White "Maximilian Ujtelky"]
[Black "Robert G Hartoch"]
[ECO "A20"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "138"]

1.c4 e5 2.g3 c6 3.d3 d5 4.Nd2 g6 5.Bg2 Ne7 6.b3 Bg7 7.Ba3 Be6
8.Ngf3 h6 9.O-O O-O 10.e4 d4 11.b4 b5 12.Qc2 Nc8 13.Nb3 Nb6
14.Nfd2 Na4 15.f4 Na6 16.Rf2 exf4 17.gxf4 bxc4 18.Nxc4 Nc3
19.Nca5 Rc8 20.Raf1 Nb5 21.Qc1 Bf6 22.e5 Bh4 23.Rc2 Nb8 24.Bb2
Bd5 25.Bxd5 Qxd5 26.Rc5 Qd7 27.Qd2 Be7 28.Rc4 f6 29.Qg2 Kh7
30.a4 Nc7 31.Rxd4 Qe6 32.Rc4 Nd5 33.exf6 Bxf6 34.Re4 Qf7
35.Nc5 Rce8 36.Nc4 Rxe4 37.dxe4 Bxb2 38.exd5 Bd4+ 39.Kh1 Bxc5
40.bxc5 cxd5 41.Ne5 Qe6 42.Rb1 Nc6 43.Rb7+ Ne7 44.Qg4 Rf6
45.Rxa7 g5 46.Qxe6 Rxe6 47.Nd3 Kg6 48.a5 Kf5 49.fxg5 hxg5
50.a6 Ke4 51.Ne1 Kd4 52.Nf3+ Kxc5 53.Rc7+ Nc6 54.Nxg5 Re1+
55.Kg2 Kb6 56.Rd7 Kxa6 57.Rxd5 Re5 58.Rxe5 Nxe5 59.Kg3 Kb6
60.h4 Kc7 61.h5 Kd6 62.Kf4 Nd7 63.h6 Nf8 64.Ke4 Ng6 65.Kf5
Ne7+ 66.Kg4 Ke5 67.h7 Ng6 68.Kh5 Kf6 69.Kh6 Nh8 1/2-1/2

[Event "Raach zt"]
[Site "Raach"]
[Date "1969.??.??"]
[EventDate "?"]
[Round "1"]
[Result "0-1"]
[White "Ole Jakobsen"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "2352"]
[BlackElo "2198"]
[PlyCount "68"]

1.Nf3 g6 2.c4 Bg7 3.Nc3 c5 4.e3 Nf6 5.d4 O-O 6.Be2 cxd4 7.exd4
d5 8.Ne5 Nc6 9.Nxc6 bxc6 10.c5 e5 11.dxe5 Nd7 12.f4 Nxc5 13.b4
Ne6 14.O-O Qb6+ 15.Kh1 Qxb4 16.Bd2 Qe7 17.f5 gxf5 18.Rxf5 f6
19.exf6 Rxf6 20.Rh5 Bd7 21.Bd3 h6 22.Qe1 Qf7 23.Rh4 Re8 24.Rc1
Nf4 25.Bxf4 Rxf4 26.Rxf4 Qxf4 27.Ne2 Qe3 28.Qg3 Qxg3 29.hxg3
Be5 30.Kh2 h5 31.Nf4 h4 32.Rg1 hxg3+ 33.Kxg3 c5 34.Be2 c4 0-1

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "11"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Ulf Andersson"]
[ECO "A22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "92"]

1.c4 e5 2.g3 Nf6 3.Nc3 Bb4 4.Bg2 O-O 5.e4 c6 6.Nge2 d5 7.cxd5
cxd5 8.Nxd5 Nc6 9.Nec3 Be6 10.O-O Rc8 11.a3 Ba5 12.d3 Bxd5
13.Nxd5 Nxd5 14.exd5 Nd4 15.b4 Bb6 16.Bb2 Qd6 17.Kh1 Nf5
18.Qg4 Bd4 19.Bxd4 Nxd4 20.Rac1 f5 21.Qd1 Rce8 22.Rc4 b5
23.Rc5 f4 24.Be4 f3 25.Rg1 Qh6 26.g4 Rf4 27.Rg3 Ref8 28.Qf1
Qf6 29.Qh3 g6 30.g5 Qa6 31.Rc7 R8f7 32.Rxf7 Rxf7 33.Bxf3 Rc7
34.Bg4 Qxa3 35.Be6+ Kh8 36.Qh6 Qxb4 37.Kg2 Ne2 38.Re3 Nf4+
39.Kf3 Nh5 40.Re4 Qa3 41.Rxe5 Qxd3+ 42.Re3 Qd1+ 43.Kg2 Nf4+
44.Kg3 Qg1+ 45.Kh4 Qxf2+ 46.Rg3 Nxe6 0-1

[Event "12, Wijk aan Zee"]
[Site "12, Wijk aan Zee"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Lawrence Day"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "132"]

1.e4 g6 2.d4 Bg7 3.c4 c5 4.d5 d6 5.Nc3 Nf6 6.Be2 O-O 7.Nf3 e6
8.O-O exd5 9.exd5 Re8 10.h3 Ne4 11.Nxe4 Rxe4 12.Bd3 Re8 13.Bg5
Bf6 14.Qd2 Bxg5 15.Nxg5 f6 16.Nf3 Nd7 17.Nh2 Ne5 18.Be2 f5
19.f4 Nf7 20.Bd3 Qf6 21.Nf3 Bd7 22.Rfe1 b6 23.Kf2 h6 24.Qc3
Qxc3 25.bxc3 Rxe1 26.Rxe1 Re8 27.Rb1 Nd8 28.g4 fxg4 29.hxg4
Kg7 30.g5 Nf7 31.Rg1 Rg8 32.gxh6+ Kxh6 33.f5 g5 34.f6 Bh3
35.Kg3 g4 36.Kf4 Kh5 37.Nd2 Ng5 38.Nf1 Rf8 39.Ng3+ Kh6 40.Nf5+
Kh5 41.Nxd6 Rxf6+ 42.Nf5 Nf7 43.d6 Nxd6 44.Ke5 Ne8 45.Ng7+ Kg5
46.Nxe8 Rf2 47.Nd6 Rxa2 48.Ne4+ Kh4 49.Rg3 a5 50.Rg1 Rb2
51.Kf4 Bg2 52.Nd6 Kh3 53.Rb1 Rxb1 54.Bxb1 a4 55.Nf5 Bf3 56.Bc2
a3 57.Bb1 Bd1 58.Ba2 Bc2 59.Ng3 Bg6 60.Ne2 Bf7 61.Ke5 Kg2
62.Bb3 Kf2 63.Nf4 Ke3 64.Nd5+ Kd2 65.Kf4 Kc1 66.Ne3 Kb2 0-1

[Event "Nurnberg"]
[Site "Nurnberg"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "14"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Efim Geller"]
[ECO "E73"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "152"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c6 7.Qd2 a6
8.Nf3 b5 9.a3 Bg4 10.cxb5 axb5 11.O-O Nbd7 12.h3 Bxf3 13.Bxf3
Qb6 14.Rfe1 e6 15.e5 dxe5 16.dxe5 Nd5 17.Bxd5 cxd5 18.Be7 Rfc8
19.Qf4 Rc4 20.Qg3 Rac8 21.Rad1 Qb7 22.Bd6 Nb8 23.Rd3 Na6
24.Ne2 Nc5 25.Bxc5 R8xc5 26.Nd4 Rc1 27.f4 b4 28.Kh2 bxa3
29.Rb3 Qc8 30.Rxa3 Rxe1 31.Qxe1 Bf8 32.Rc3 Rc4 33.Rxc4 Qxc4
34.Qc3 Qf1 35.Nf3 h6 36.Qd4 Qc1 37.Qd2 Qc4 38.Qd4 Qb5 39.Kg3
Bc5 40.Qc3 Qb6 41.b3 Bb4 42.Qd3 Qc7 43.Qd4 Bc5 44.Qd3 Bb4
45.Qd4 Ba3 46.Qd3 Qc1 47.Qd2 Qb1 48.Qc3 Qe4 49.Qd2 Kg7 50.Qc3
Be7 51.Qc7 Bb4 52.Qd8 Bf8 53.Qb6 Be7 54.Qc7 Qb4 55.Qc2 Bc5
56.Qd3 Bb6 57.h4 h5 58.Nd2 Qc5 59.Nf3 Qf2+ 60.Kh2 Be3 61.f5
gxf5 62.Qd1 Bf4+ 63.Kh1 Qb2 64.Kg1 Kg6 65.Qd3 Bg3 66.Qd1 Qc3
67.Kh1 Bf4 68.Kg1 d4 69.Kf1 d3 70.Ne1 d2 71.Nf3 Qd3+ 72.Kg1
Be3+ 73.Kh2 Qc3 74.Qe2 Bf4+ 75.g3 Qc2 76.Nd4 Qe4 0-1

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Vlastimil Hort"]
[Black "Robert G Hartoch"]
[ECO "D79"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "29"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 5.Nf3 O-O 6.O-O c6 7.cxd5
cxd5 8.Ne5 Nc6 9.Nc3 Bd7 10.Nxc6 Bxc6 11.Bf4 e6 12.Be5 Qb6
13.Qb3 Qxb3 14.axb3 Rfc8 15.Rfc1 1/2-1/2

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "13"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Joop Piket"]
[ECO "E67"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "79"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. d4 O-O 6. Nf3 Nbd7
7. O-O c5 8. d5 a6 9. a4 b6 10. e4 Rb8 11. Bf4 h6 12. Re1 Ne8
13. Qc2 Nc7 14. e5 dxe5 15. Nxe5 Nxe5 16. Bxe5 Bxe5 17. Rxe5
Ne8 18. Rae1 Rb7 19. Bf1 Nd6 20. Bd3 Kg7 21. f3 Bf5 22. g4
Bxd3 23. Qxd3 Rd7 24. Kg2 Qc7 25. Qe2 Re8 26. b3 Qb7 27. h4
Qc7 28. Kh3 Qb7 29. h5 Qc7 30. Qd3 Rg8 31. hxg6 fxg6 32. Re6
Kf7 33. Qe3 h5 34. Qg5 hxg4+ 35. fxg4 Nf5 36. gxf5 Rh8+
37. Kg4 gxf5+ 38. Qxf5+ Ke8 39. d6 Rg8+ 40. Kh3 1-0

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Lev Polugaevsky"]
[ECO "A15"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "71"]

1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bf5 5. Nf3 h6 6. Bg2 e6
7. O-O Nbd7 8. d3 Be7 9. Nbd2 O-O 10. Qc2 Bh7 11. a3 a5
12. Bc3 Qb8 13. Qb2 Bd6 14. Bxf6 Nxf6 15. b4 e5 16. c5 Bc7
17. Ne1 e4 18. Nb3 axb4 19. axb4 Rxa1 20. Qxa1 h5 21. Qc1 Re8
22. dxe4 dxe4 23. Nc2 Nd5 24. Ne3 Nxb4 25. Qc4 Na6 26. Rd1 Qc8
27. h4 Kf8 28. Kh2 Qe6 29. Bh3 Qxc4 30. Nxc4 f6 31. Nd6 Rd8
32. Nd4 Bg8 33. Nxb7 Rb8 34. Ra1 Be5 35. Rxa6 Bxd4 36. e3
1/2-1/2

[Event "Amsterdam IBM"]
[Site "Amsterdam IBM"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "11"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Boris Spassky"]
[ECO "A25"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "64"]

1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Rb1 d6 6. b4 f5
7. b5 Nce7 8. e3 Nf6 9. d4 e4 10. Nge2 Be6 11. d5 Bf7 12. Nd4
Nd7 13. f3 exf3 14. Qxf3 O-O 15. O-O Nb6 16. Qe2 c5 17. bxc6
bxc6 18. Bd2 cxd5 19. Nxd5 Rc8 20. Ba5 Nexd5 21. cxd5 Bxd4
22. exd4 Qf6 23. Bxb6 axb6 24. Rxb6 Qxd4+ 25. Qf2 Qd3 26. Rxd6
Rc2 27. Qf3 Qd4+ 28. Kh1 Re8 29. h3 Ree2 30. Rd8+ Kg7 31. Qa3
Be8 32. Rg1 Qxg1+ 0-1

[Event "Amsterdam <NED> IBM"]
[Site "Amsterdam <NED> IBM"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Wolfgang Uhlmann"]
[Black "Robert G Hartoch"]
[ECO "A40"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "147"]

1.d4 g6 2.c4 Bg7 3.Nc3 c5 4.d5 d6 5.e4 Nf6 6.Nf3 O-O 7.Bg5 h6
8.Bf4 g5 9.Bg3 Nh5 10.Be2 Nxg3 11.hxg3 e6 12.dxe6 Bxe6 13.Qd2
Nc6 14.Rd1 Qa5 15.a3 a6 16.Nd5 Qxd2+ 17.Rxd2 Bxd5 18.exd5 Ne7
19.Kd1 Rfe8 20.Nh2 Kf8 21.Ng4 Ng8 22.Bd3 Re7 23.Ne3 Rae8
24.Nf5 Rd7 25.Kc2 Rb8 26.f4 Re8 27.Rf2 g4 28.Re2 Rxe2+ 29.Bxe2
Nf6 30.b4 cxb4 31.axb4 h5 32.Ra1 Kg8 33.Ra5 Bf8 34.b5 axb5
35.Rxb5 Rc7 36.Bd3 Nd7 37.Rb1 Nf6 38.Kd2 Nd7 39.Nd4 Nf6 40.Ra1
Rc8 41.Ra7 Rb8 42.Bf5 Bg7 43.Nb5 Ne8 44.Kc2 Kf8 45.Kb3 Bf6
46.Ra2 Bd8 47.Ra1 Bb6 48.Rh1 Bf2 49.Rxh5 Bxg3 50.Bxg4 Bxf4
51.Rf5 Be5 52.Bh5 f6 53.Rf3 Ng7 54.Bg6 Ke7 55.Kb4 Ra8 56.g4
Ra2 57.Rh3 Rg2 58.Rh7 Kf8 59.Rh8+ Ke7 60.Rg8 f5 61.gxf5 Rf2
62.Rb8 Nxf5 63.Rxb7+ Kd8 64.Bxf5 Rxf5 65.Na7 Rf2 66.Kb5 Rc2
67.Rh7 Bg3 68.Nc6+ Kc8 69.Nd4 Rc1 70.Nf5 Bf4 71.Rh4 Bg5 72.Rg4
Bd8 73.Kc6 Kb8 74.Nxd6 1-0

[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Georgi P Tringov"]
[ECO "A14"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "131"]

1.c4 c5 2.b3 Nc6 3.Bb2 e6 4.Nf3 Nf6 5.g3 d5 6.Bg2 d4 7.O-O Be7
8.d3 O-O 9.e4 e5 10.Qe2 Bg4 11.h3 Bh5 12.Nbd2 Nd7 13.Rfe1 f6
14.Nf1 Qc7 15.Qc2 Bf7 16.Bc1 Bd6 17.Kh1 a6 18.a3 b5 19.Bd2
Rfb8 20.Reb1 a5 21.a4 bxc4 22.bxc4 Nb4 23.Bxb4 axb4 24.N3d2
Ra6 25.Nb3 Rba8 26.Rb2 Nb8 27.Rba2 Be8 28.a5 Nc6 29.Nfd2 Nxa5
30.Nxa5 Rxa5 31.Rxa5 Rxa5 32.Rxa5 Qxa5 33.Bf3 g6 34.Nb3 Qa3
35.Kg2 Bf8 36.Bd1 Bc6 37.Qc1 h5 38.Qc2 Qa8 39.Kh2 Qa7 40.Qb2
Bd7 41.Qa1 Qa3 42.Bc2 Ba4 43.Qb1 Kf7 44.Kg2 Ke6 45.Kh2 Kd6
46.Kg2 Bh6 47.Kh2 Bc6 48.Qa1 f5 49.f3 Be3 50.Kg2 Kc7 51.Kf1 g5
52.g4 fxg4 53.fxg4 hxg4 54.hxg4 Bd7 55.Bd1 Kb6 56.Kg2 Ba4
57.Qb1 Bc1 58.Qc2 Bf4 59.Qb1 Bd7 60.Qa1 Bc8 61.Kf3 Be6 62.Bc2
Bd7 63.Bd1 Bc8 64.Qb1 Be3 65.Qa1 Bd2 66.Bc2 1/2-1/2

[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Svetozar Gligoric"]
[ECO "E73"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "35"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nbd7 7.Qd2
e5 8.Nf3 c6 9.O-O exd4 10.Nxd4 Nc5 11.Qf4 Qe7 12.Rad1 Qe5
13.Bf3 Nfd7 14.Qh4 Bf6 15.Bxf6 Nxf6 16.Rfe1 Re8 17.Re3 a5
18.Be2 1/2-1/2

[Event "19th olm final B"]
[Site "Siegen GER"]
[Date "1970.09.19"]
[EventDate "?"]
[Round "6"]
[Result "0-1"]
[White "Cecil John Seddon Purdy"]
[Black "Robert G Hartoch"]
[ECO "A77"]
[WhiteElo "?"]
[BlackElo "2198"]
[PlyCount "64"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 O-O
7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Nd2 a6 11. a4 Nbd7
12. Qc2 Rb8 13. h3 Qc7 14. f4 c4 15. Nxc4 b5 16. axb5 axb5
17. Ne3 b4 18. Nb5 Qxc2 19. Nxc2 Nxe4 20. Rf3 Nd2 21. Re3 Rxe3
22. Nxe3 Nb3 23. Rb1 Ba6 24. Nc3 bxc3 25. Bxa6 Nxc1 26. Rxc1
cxb2 27. Rb1 Bd4 28. Kf2 Rb3 29. Ke2 Rxe3+ 30. Kd2 Nc5 31. Bc4
Ne4+ 32. Kc2 Rc3+ 0-1

[Event "It IBM (cat.11)"]
[Site "Amsterdam (Netherlands)"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Andras Adorjan"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "34"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 Nf6 5.e5 dxe5 6.dxe5 Qxd1+
7.Kxd1 Nfd7 8.Nd5 Kd8 9.Nf3 c6 10.Ne3 f6 11.exf6 Bxf6 12.Ng4
Nf8 13.Nxf6 exf6 14.Be3 Bf5 15.Rg1 Nbd7 16.g4 Be4 17.Nd2 Bd5
1/2-1/2

[Event "Amsterdam (Netherlands)"]
[Site "Amsterdam (Netherlands)"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Walter Shawn Browne"]
[Black "Robert G Hartoch"]
[ECO "B46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "83"]

1.e4 c5 2.Nf3 e6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 a6 6.g3 Nge7 7.Nb3
d6 8.Bg2 Bd7 9.O-O Nc8 10.a4 Be7 11.a5 O-O 12.Be3 b5 13.axb6
Nxb6 14.Qe2 Nb4 15.Rfd1 Rc8 16.Na5 Qc7 17.Rd4 d5 18.exd5 N6xd5
19.Nxd5 Nxd5 20.Bxd5 exd5 21.Bf4 Bd6 22.Bxd6 Qxd6 23.c4 Qb4
24.Qd2 Rb8 25.b3 Be6 26.cxd5 Qxd2 27.Rxd2 Bd7 28.Ra3 Rfc8
29.Nc4 Bb5 30.Rd4 Kf8 31.Ra1 Rd8 32.Ne3 Ke7 33.b4 g6 34.Kg2
Kd6 35.g4 Rbc8 36.g5 Re8 37.Rg4 f5 38.gxf6 Ke5 39.Kg3 Rf8
40.Rd1 Rc3 41.Rdd4 Kd6 42.Kg2 1-0

[Event "Amsterdam IBM"]
[Site "14"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Borislav Ivkov"]
[ECO "A29"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "63"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 d6 5.Bg2 g6 6.d4 Nd7 7.O-O
Bg7 8.d5 Ne7 9.a3 O-O 10.e4 h6 11.Ne1 f5 12.Nd3 Nf6 13.Bd2 g5
14.exf5 Bxf5 15.Qe2 Bg6 16.Ne4 Nf5 17.Bc3 Qd7 18.Rae1 Rae8
19.Qd1 Kh8 20.b4 Nd4 21.Nxf6 Bxf6 22.Be4 Bxe4 23.Rxe4 b5
24.Bxd4 exd4 25.Rxe8 Qxe8 26.cxb5 Qxb5 27.Qb3 Bg7 28.a4 Qd7
29.Rc1 Rf3 30.Rd1 Qf5 31.b5 h5 32.Qc2 1/2-1/2

[Event "Amsterdam (19.07.71) Inf12/74"]
[Site "06"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Paul Keres"]
[ECO "A57"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "107"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.c4 Bb7 5.e3 g6 6.Nc3 b4 7.Ne2 Bg7
8.Ng3 e6 9.e4 exd5 10.exd5 O-O 11.Be2 d6 12.O-O Nbd7 13.Bf4
Nb6 14.Qd2 Re8 15.Bd3 Ba6 16.Rac1 Rc8 17.b3 Rc7 18.h3 Qe7
19.Rfe1 Qf8 20.Rxe8 Nxe8 21.Ne2 Bc8 22.Nh2 Nd7 23.Be3 a5 24.g4
a4 25.f4 Ra7 26.Nf3 Qe7 27.Kg2 axb3 28.axb3 Ra3 29.Bc2 Ra2
30.Bf2 Nb6 31.Re1 Qd8 32.Bh4 Qd7 33.Qd3 Nf6 34.Ng3 h5 35.f5
hxg4 36.hxg4 Nxg4 37.fxg6 f6 38.Kg1 Ne5 39.Nxe5 dxe5 40.Qf5
Qe8 41.Qh5 Bh3 42.Bxf6 Bxf6 43.Qxh3 Qe7 44.Bf5 Kf8 45.Rf1 Ke8
46.Ne4 Bg7 47.Qh7 Bf8 48.d6 Qg7 49.d7 Kd8 50.Qxg7 Bxg7 51.Nxc5
Nxd7 52.Rd1 Ra7 53.Rxd7+ Rxd7 54.Nxd7 1-0

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Lajos Portisch"]
[ECO "A22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1.c4 e5 2.Nc3 Nf6 3.g3 Bb4 4.Bg2 O-O 5.e4 d6 6.Nge2 Nc6 7.O-O
Bc5 8.h3 a6 9.Kh2 Rb8 10.a3 b5 11.b4 Ba7 12.d3 Nd4 13.f4 exf4
14.Bxf4 Nd7 15.cxb5 axb5 16.a4 Nxe2 17.Nxe2 bxa4 18.Rxa4 Bb6
19.d4 Bb7 20.Nc3 Qf6 21.b5 Qg6 22.Bf3 Nf6 23.Re1 Rfe8 24.d5
Nd7 25.Rf1 Qf6 26.Qd2 Ne5 27.Be2 Ra8 28.Be3 Qxf1 29.Rxa8 Rxa8
30.Bxf1 Nf3+ 31.Kg2 Nxd2 32.Bxd2 Ra1 33.Bc4 Ba5 34.Nb1 Bc8
35.Bxa5 Rxa5 36.Nc3 Ra3 37.Nb1 Re3 38.Nd2 Rc3 0-1

[Event "02, Amsterdam"]
[Site "02, Amsterdam"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Vasily Smyslov"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 b6 5. Nbd2 Ba6 6. a4 c5
7. a5 Nc6 8. axb6 axb6 9. e3 Bxf1 10. Nxf1 O-O 11. N1d2 cxd4
12. exd4 Nd5 13. Bg3 f5 14. O-O Rxa1 15. Qxa1 Qa8 16. c4 Ndb4
17. d5 Nd4 18. Be5 Ne2+ 19. Kh1 Qxa1 20. Rxa1 Nd3 21. g3 Nxe5
22. Nxe5 Bxe5 23. Re1 Bxb2 24. Rxe2 Bf6 25. Nb3 Rc8 26. Rc2 d6
27. Kg2 Kf7 28. Kf3 g5 29. Ke2 g4 30. Nc1 b5 31. Kd3 Rc5 0-1

[Event "Amsterdam IBM"]
[Site "Amsterdam IBM"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "A46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.d4 Nf6 2.Nf3 e6 3.g3 b5 4.a4 b4 5.Bg2 Bb7 6.O-O Be7 7.c4 O-O
8.b3 Qc8 9.Bb2 c5 10.e3 d6 11.Nbd2 Ne4 12.Nxe4 Bxe4 13.Ne1
Bxg2 14.Kxg2 Bf6 15.Qd2 Nc6 16.Rd1 Na5 17.Qc2 Qb7+ 18.d5 Bxb2
19.Qxb2 Rae8 20.Kg1 e5 21.e4 f5 22.exf5 Rxf5 23.Rd3 Qf7 24.Qe2
e4 25.Re3 Rf8 26.Qc2 g5 27.Qxe4 Rxf2 28.Nf3 Rxf1+ 29.Kxf1 Qg7
30.Ke2 Kh8 31.Qe6 g4 32.Nd2 Qg6 33.Qxg6 hxg6 34.Re7 a6 35.Re6
Kg7 36.Rxd6 Rh8 37.Rxa6 Rxh2+ 38.Ke3 1-0

[Event "Leeuwarden ch-NED"]
[Site "Leeuwarden ch-NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "9"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "D92"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.Bf4 O-O 6.Rc1 dxc4 7.e3
Be6 8.Ng5 Bd5 9.e4 h6 10.exd5 hxg5 11.Bxg5 Nxd5 12.Bxc4 Nb6
13.Bb3 Nc6 14.Ne2 a5 15.O-O a4 16.Bc4 Nxc4 17.Rxc4 Qd5 18.Qc1
e5 19.dxe5 Qxe5 20.Nc3 a3 21.b3 Na5 22.Bf4 Qf5 23.Rxc7 Nc6
24.Bg3 Qd3 25.Na4 Nd4 26.Nc3 Rfc8 27.Qe3 Qa6 28.Be5 Nf5
29.Rxc8+ Rxc8 30.Qf4 Rxc3 31.Bxc3 Bxc3 32.g4 Nd4 33.Kg2 Qe2
34.Rc1 Qd2 35.Qb8+ Kh7 36.Qc7 Qxc1 37.Qxf7+ Kh6 38.h4 Ne2
39.g5 Kh5 40.Qf3+ Kxh4 41.Qxe2 Qxg5+ 42.Kf1 Qc1+ 43.Kg2 Qf4
44.Kh1 Be5 45.f3 Qc1+ 0-1

[Event "Wijk aan Zee II"]
[Site "Wijk aan Zee II"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "14"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "A37"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "128"]

1.c4 g6 2.Nc3 c5 3.g3 Bg7 4.Bg2 Nc6 5.Nf3 e5 6.O-O Nge7 7.Ne1
O-O 8.Nc2 d6 9.d3 Be6 10.Ne3 Qd7 11.Ned5 Bh3 12.a3 Bxg2
13.Kxg2 Nxd5 14.Nxd5 f5 15.Rb1 Rae8 16.f3 Ne7 17.Nxe7+ Rxe7
18.e4 f4 19.g4 Bf6 20.Bd2 h5 21.h3 Rh7 22.Rh1 hxg4 23.hxg4
Rxh1 24.Kxh1 Rf7 25.Kg2 Rh7 26.Qe2 Rh6 27.Rh1 Rxh1 28.Kxh1 Qa4
29.Bc3 a6 30.Kg2 b5 31.cxb5 axb5 32.Qd2 Bd8 33.Kf1 Bh4 34.Ke2
Bg3 35.Qd1 Qa7 36.Qg1 Kg7 37.Kd2 Qb7 38.b3 Qa7 39.Bb2 Qa5+
40.Kc2 Be1 41.Qh2 c4 42.dxc4 bxc4 43.Qe2 cxb3 44.Kxb3 Qb6+
45.Ka2 Bf2 46.Qc4 Kf6 47.Qg8 Qc7 48.Kb1 Kg5 49.Qh8 Bb6 50.Qh1
Qc4 51.Qd1 Bd4 52.Bxd4 exd4 53.a4 Kh4 54.g5 Kg3 55.Qe1+ Kxf3
56.a5 d3 57.Qd1+ Kxe4 58.a6 Qb5+ 59.Kc1 Qxa6 60.Qh1+ f3
61.Qh4+ Kd5 62.Kd2 Qa2+ 63.Kxd3 Qe2+ 64.Kc3 Qe3+ 0-1

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Hans-Joachim Hecht"]
[ECO "A22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "45"]

1. c4 e5 2. g3 Nf6 3. Nc3 Bb4 4. Bg2 O-O 5. e4 Bxc3 6. bxc3 c6
7. Ne2 d5 8. cxd5 cxd5 9. exd5 Nxd5 10. O-O Nc6 11. a4 Be6
12. Ba3 Re8 13. Nc1 Rc8 14. Re1 Na5 15. Nd3 Nb6 16. Nc5 Bd5
17. Bh3 Rc7 18. d3 Nc8 19. c4 Bc6 20. Bb4 b6 21. Na6 Rb7
22. Bc3 Rbe7 23. Nb4 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "2"]
[Result "0-1"]
[White "Victor Ciocaltea"]
[Black "Robert G Hartoch"]
[ECO "B40"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d6 5. Bg2 Nf6 6. O-O Be7
7. c3 O-O 8. Re1 b6 9. a3 Bb7 10. b4 Ne5 11. Bb2 Nfd7 12. Nxe5
Nxe5 13. f4 Nd7 14. Nd2 cxb4 15. axb4 a5 16. b5 Ra7 17. d4 e5
18. fxe5 dxe5 19. Nc4 Bc8 20. Ne3 Bg5 21. Nd5 Bb7 22. h4 Bf6
23. Nb4 Qc7 24. d5 Qc5+ 25. Kh2 Qxb5 26. Nd3 Qc4 27. Bf1 Qc7
28. Ba3 Rc8 29. c4 Ba6 30. Rc1 Bxc4 31. Nb2 b5 32. Bxc4 bxc4
33. Nxc4 Qd8 34. Qf3 Rac7 35. Ne3 Rc3 36. Bb2 Rb3 37. Rxc8
Qxc8 38. Rc1 Rxb2+ 0-1

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Andras Adorjan"]
[ECO "A30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "28"]

1. c4 c5 2. Nf3 g6 3. d4 Bg7 4. d5 d6 5. Nc3 Nf6 6. e4 O-O
7. Be2 e6 8. O-O Re8 9. dxe6 Bxe6 10. Bg5 Nc6 11. Nd5 Bxd5
12. exd5 Ne5 13. Qc2 Nxf3+ 14. Bxf3 Qc7 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Vlastimil Jansa"]
[Black "Robert G Hartoch"]
[ECO "B44"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "46"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6
7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O Rb8 11. Be3 Qa5
12. Qd2 Rd8 13. Rfd1 Bd7 14. f3 Be8 15. Rac1 Nd7 16. Qe1 Nc5
17. Qf1 Bf6 18. Nab1 Qc7 19. Qf2 b6 20. Rc2 Nb4 21. Rcd2 Nc6
22. Rc2 Nb4 23. Rcc1 Nc6 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "5"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Coenraad Zuidema"]
[ECO "A12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "113"]

1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bg4 5. Ne5 Bh5 6. d4 Nbd7
7. Nd3 Bg6 8. e3 e6 9. Nd2 Bd6 10. Be2 O-O 11. O-O Bxd3
12. Bxd3 e5 13. cxd5 cxd5 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4
exd4 17. g3 Nf6 18. Qxd4 Qd7 19. Rfd1 Rfd8 20. Bg2 Qe7 21. Qh4
Bc5 22. Bxf6 Qxf6 23. Qxf6 gxf6 24. Bxb7 Rab8 25. Be4 Bd4
26. Rac1 Rd6 27. Kf1 Rbd8 28. Rc4 h6 29. Ke2 Kf8 30. Ra4 Bb6
31. Rxd6 Rxd6 32. Rc4 Rd4 33. Rc8+ Ke7 34. f3 Rd8 35. Rc4 Rd4
36. Rc2 Ke6 37. Bd3 Rd6 38. Rc4 Rd4 39. Rc6+ Ke7 40. Rc2 Rd5
41. f4 Rd8 42. Bc4 Kf8 43. Kf3 Ba5 44. Ke4 Ke7 45. Kf5 Rd2
46. Rxd2 Bxd2 47. g4 a5 48. Ke4 Bc1 49. h3 Bd2 50. f5 Kd6
51. Kd4 Bc1 52. Bxf7 Bb2+ 53. Kc4 Ba3 54. Kb5 Bb4 55. Kb6 Be1
56. Kb7 Bg3 57. Kc8 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1/2-1/2"]
[White "Bjorn Brinck-Claussen"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "51"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O
7. Nge2 e6 8. Bg5 exd5 9. cxd5 b6 10. O-O h6 11. Bh4 g5
12. Bg3 Nh5 13. h3 Nxg3 14. Nxg3 Nd7 15. Nf5 Ne5 16. Nxg7 Kxg7
17. Be2 f5 18. exf5 Bxf5 19. Qd2 Bg6 20. f4 gxf4 21. Rxf4 Rxf4
22. Qxf4 a6 23. h4 b5 24. Rf1 Ra7 25. Qg3 Kh8 26. Qf4 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Arnold Denker"]
[ECO "D34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 exd5 6. Bg2 Nc6
7. O-O Be7 8. Nc3 O-O 9. b3 Bg4 10. dxc5 d4 11. Na4 Ne4
12. Bb2 Nxc5 13. Nxd4 Nxd4 14. Qxd4 Qxd4 15. Bxd4 Ne6 16. Be5
Bxe2 17. Bxb7 Bxf1 18. Bxa8 Bb5 19. Nc3 Rxa8 20. Nxb5 Rc8
21. Nd4 f6 22. Nf5 Bf8 23. Bd6 Rc2 24. Re1 Nc7 25. a4 g6
26. Nd4 Rc3 27. Bxf8 Kxf8 28. Re3 Rc1+ 29. Kg2 Kf7 30. Rd3 Ke7
31. h4 h5 32. Ne2 Rb1 33. Nf4 Na6 34. Nxg6+ Kf7 35. Nf4 Nc5
36. Rc3 Nxb3 37. Rc7+ Kf8 38. Rxa7 Nc5 39. Nxh5 Rb2 40. Nxf6
Nd3 41. Ne4 1-0

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "8"]
[Result "1/2-1/2"]
[White "Jerzy Kostro"]
[Black "Robert G Hartoch"]
[ECO "B46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "59"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Qc7
7. Bg2 Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd3 Nd7
12. Na4 e5 13. Bd2 b5 14. Nxc5 Nxc5 15. Qa3 Bb7 16. Ba5 Qc6
17. Rad1 O-O 18. Rd5 Qc8 19. Rxd6 Bxe4 20. f3 Bf5 21. Rd5 Nb7
22. Rxe5 Nxa5 23. Qxa5 Qxc2 24. Rf2 Qc1+ 25. Qe1 Rac8 26. Qxc1
Rxc1+ 27. Rf1 Rxf1+ 28. Bxf1 Be6 29. a4 bxa4 30. Bxa6 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Dragoljub Minic"]
[ECO "A77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6
7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Nbd7 11. h3 a6 12. a4
Qc7 13. Qc2 g5 14. Nc4 h6 15. f4 Nh7 16. Kh1 Rb8 17. a5 b5
18. axb6 Nxb6 19. Na5 Ra8 20. Bd2 Bd7 21. Rae1 Qc8 22. Qd3 g4
23. hxg4 Bxg4 24. Qg3 Bxe2 25. Rxe2 Kh8 26. Qh2 Nd7 27. Nc4
Qc7 28. Qh3 Rab8 29. Nd1 Rb5 30. Rfe1 f6 31. Ba5 Rxa5 32. Nxa5
c4 33. Nc6 Nc5 34. Nf2 Qb6 35. Qc3 f5 36. e5 dxe5 37. fxe5 Ng5
38. Qxc4 Nce4 39. Nxe4 Nxe4 40. Rxe4 fxe4 41. Qxe4 1-0

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "10"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Kiril Danov"]
[ECO "A14"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "82"]

1. c4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 c5
7. e3 d5 8. Qe2 Nc6 9. Bb2 O-O 10. Rd1 Qc8 11. d3 Rd8 12. Nc3
Qc7 13. Rac1 Rac8 14. cxd5 exd5 15. Bh3 Ra8 16. d4 Ne4
17. dxc5 Nxc3 18. Bxc3 bxc5 19. Bg2 Bf8 20. Qb2 Qb6 21. Rd2 d4
22. exd4 cxd4 23. Nxd4 Ne5 24. Re1 f6 25. f4 Bxg2 26. Kxg2
Qb7+ 27. Kf2 Ng4+ 28. Kg1 Bc5 29. b4 Bb6 30. h3 Qf3 31. Qb3+
Rd5 32. hxg4 Rc8 33. Rd3 Qxd3 34. Qxd5+ Kh8 35. Bb2 Qxg3+
36. Kf1 Qh3+ 37. Qg2 Qd3+ 38. Qe2 Qh3+ 39. Qg2 Qd3+ 40. Qe2
Qh3+ 41. Kg1 Qg3+ 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "11"]
[Result "1/2-1/2"]
[White "Stefan Witkowski"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "51"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5
7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Qd3 Bg4 11. Be3 Bxe2
12. Qxe2 Qc6 13. Nd4 Qc8 14. h3 Nc6 15. Rd1 Re8 16. O-O a6
17. Nf3 b5 18. g4 b4 19. Nd5 Qb7 20. Qd3 Nd7 21. c3 a5 22. Bd4
e5 23. fxe5 Ndxe5 24. Nxe5 Nxe5 25. Qe2 Rac8 26. Rf2 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "12"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Tim Krabbe"]
[ECO "A10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "61"]

1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. d4 Bg7 5. Nc3 O-O 6. Nh3 d6
7. d5 c6 8. O-O Qe8 9. Re1 Na6 10. Rb1 Bd7 11. b3 Rd8 12. Bb2
h6 13. Nf4 g5 14. Nd3 e5 15. dxe6 Bxe6 16. e4 fxe4 17. Nxe4
Nxe4 18. Bxe4 Qf7 19. Bxg7 Kxg7 20. Qc2 d5 21. cxd5 Bxd5
22. Ne5 Qf6 23. Ng4 Qd4 24. Bxd5 Qxd5 25. Re7+ Rf7 26. Rbe1
Rd6 27. Qc3+ Qd4 28. Rxf7+ Kxf7 29. Qf3+ Kg8 30. Re8+ Kh7
31. Re7+ 1-0

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "13"]
[Result "1/2-1/2"]
[White "T Van Scheltinga"]
[Black "Robert G Hartoch"]
[ECO "D73"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "16"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 d5 4. d4 Nf6 5. c4 c6 6. cxd5 cxd5
7. Nc3 O-O 8. O-O Ne4 1/2-1/2

[Event "Wijk aan Zee Hoogovens B, NED"]
[Site "Wijk aan Zee Hoogovens B, NED"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "15"]
[Result "0-1"]
[White "Gyozo V Forintos"]
[Black "Robert G Hartoch"]
[ECO "E77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1. c4 g6 2. d4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Nf6 6. Be2 O-O
7. f4 e6 8. Nf3 exd5 9. exd5 Bg4 10. O-O Nh5 11. Ne4 Re8
12. Nf2 Bd7 13. g4 Nf6 14. h3 Na6 15. Kg2 b5 16. Rb1 Rb8
17. b3 bxc4 18. Bxc4 Bb5 19. Bd2 Qd7 20. Qc2 Qb7 21. a4 Bd7
22. Qd3 Nb4 23. Bxb4 Qxb4 24. Nd2 h5 25. f5 hxg4 26. fxg6 fxg6
27. hxg4 Nxg4 28. Nxg4 Bxg4 29. Qxg6 Qxd2+ 30. Rf2 Bf3+
31. Kg1 Qd4 0-1

[Event "IBM"]
[Site "Amsterdam"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "15"]
[Result "1-0"]
[White "Svetozar Gligoric"]
[Black "Robert G Hartoch"]
[ECO "A75"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Nf3 O-O 7.Be2 e6
8.O-O exd5 9.cxd5 a6 10.a4 Bg4 11.Bg5 Nbd7 12.Nd2 Bxe2 13.Qxe2
Re8 14.f4 Qc7 15.Qf3 c4 16.Kh1 b6 17.Rae1 h6 18.Bxf6 Nxf6
19.e5 Nh7 20.Nde4 dxe5 21.f5 Qd7 22.fxg6 fxg6 23.Qg3 g5 24.Qe3
Rab8 25.d6 Qe6 26.Qd2 Rf8 27.Nd5 Kh8 28.Nc7 Qg4 29.Rxf8+ Rxf8
30.h3 Qd7 31.Nd5 Rb8 32.Qf2 b5 33.Ne7 Nf8 34.Nc5 Qe8 35.Nxa6
Rd8 36.Nc7 Qh5 37.Nxb5 Ne6 38.Qf5 Nf4 39.d7 Qh4 40.Rf1 g4
41.Ng6+ Nxg6 42.Qxg6 c3 43.Nd6 gxh3 44.Nf7+ Kg8 45.Nxd8 hxg2+
46.Kxg2 Qb4 47.Ne6 1-0

[Event "IBM"]
[Site "Amsterdam"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "12"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Milko Bobotsov"]
[ECO "B36"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "57"]

1.c4 g6 2.e4 c5 3.Nf3 Nc6 4.d4 cxd4 5.Nxd4 Nf6 6.Nc3 Nxd4
7.Qxd4 d6 8.Be3 Bg7 9.f3 O-O 10.Qd2 Bd7 11.Rc1 Qa5 12.Bd3 Rfc8
13.O-O a6 14.b3 b5 15.Rc2 b4 16.Ne2 Rab8 17.h3 Be8 18.f4 Nd7
19.Kh1 Nc5 20.f5 Bc6 21.Rf4 Qc7 22.Rh4 e6 23.Nd4 Qb7 24.Nxc6
Qxc6 25.Bh6 Be5 26.Be3 Re8 27.Bxc5 Qxc5 28.Qh6 exf5 29.exf5
1/2-1/2

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "14"]
[Result "1/2-1/2"]
[White "Andras Adorjan"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "54"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.Bc4 Nf6 5.Qe2 c6 6.Bb3 e5 7.dxe5
dxe5 8.O-O Qc7 9.Ng5 O-O 10.f4 b5 11.f5 gxf5 12.exf5 c5 13.c3
Bb7 14.Nd2 c4 15.Bc2 Nbd7 16.a4 a6 17.Nde4 Rad8 18.Re1 Rfe8
19.Qf3 Bd5 20.axb5 axb5 21.Nxf6+ Nxf6 22.Ne4 Qc6 23.Bg5 Nxe4
24.Bxe4 Bxe4 25.Rxe4 Rd3 26.Qg4 Kh8 27.Rae1 f6 1/2-1/2

[Event "Amsterdam IBM"]
[Site "Amsterdam IBM"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Walter Shawn Browne"]
[ECO "A73"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.d4 c5 2.d5 Nf6 3.c4 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3
Bg7 8.Be2 O-O 9.O-O Bg4 10.Bf4 a6 11.h3 Bxf3 12.Bxf3 Ne8
13.Qd2 Nd7 14.Be2 b5 15.a4 b4 16.Nd1 Qe7 17.f3 Nef6 18.g4 Ne5
19.Ne3 Rfe8 20.Rae1 Nfd7 21.Bg3 Nf6 22.Bf4 a5 23.Qc2 Nfd7
24.b3 Nb6 25.Bb5 Rec8 26.Qe2 Ra7 27.Rc1 Rac7 28.Bg3 Ned7
29.Kg2 Bd4 30.Bxd7 Qxd7 31.Nc4 Nxc4 32.Qxc4 Ra7 33.Rce1 Re8
34.f4 f6 35.g5 f5 36.e5 Raa8 37.e6 Qb7 1/2-1/2

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "13"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Vlastimil Hort"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "34"]

1.Nf3 g6 2.d4 Bg7 3.g3 d5 4.Bg2 Nf6 5.O-O O-O 6.Nbd2 c6 7.c3
Bf5 8.Ne5 Nbd7 9.Ndf3 Ne4 10.Bf4 f6 11.Nd3 Qb6 12.Qb3 Be6
13.Nd2 Nxd2 14.Bxd2 Bf7 15.Bh3 f5 16.Bf4 Rfe8 17.Bg2 h6
1/2-1/2

[Event "Amsterdam IBM"]
[Site "14"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Borislav Ivkov"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1.Nf3 g6 2.c4 Bg7 3.d4 Nf6 4.Nc3 c5 5.e4 d6 6.Be2 O-O 7.O-O
Na6 8.d5 Nc7 9.Bf4 Nd7 10.Qd2 Rb8 11.Rfe1 Ne5 12.Nxe5 dxe5
13.Be3 b6 14.a3 f5 15.f3 f4 16.Bf2 Ne6 17.Bd1 Nd4 18.b4 Bd7
19.Rb1 Qc7 20.bxc5 bxc5 21.Ba4 a6 22.Bxd7 Qxd7 23.Qd3 g5
24.Rxb8 Rxb8 25.Rb1 Rxb1+ 26.Qxb1 g4 27.Qd1 gxf3 28.gxf3 Qh3
29.Bxd4 exd4 30.Na4 Qd7 31.Nxc5 Qd6 32.Nd3 Qxa3 33.c5 Qc3
34.c6 a5 35.Qc1 Qxc1+ 36.Nxc1 Be5 37.Nd3 Bc7 38.Nc5 Kf7 39.Kf2
Ke8 40.Ke2 Bd6 41.Na4 e5 42.dxe6 Kd8 43.Nb6 Ke7 44.c7 Bxc7
45.Nd5+ Kxe6 46.Nxc7+ 1-0

[Event "Wijk aan Zee"]
[Site "09"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Borislav Ivkov"]
[ECO "A46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "37"]

1.d4 Nf6 2.Nf3 e6 3.g3 c5 4.Bg2 d5 5.O-O Nc6 6.c4 dxc4 7.Qa4
cxd4 8.Nxd4 Qxd4 9.Bxc6+ bxc6 10.Qxc6+ Qd7 11.Qxa8 Bc5 12.Nc3
O-O 13.Qf3 Bb7 14.e4 Qc8 15.Be3 Bb4 16.Bd4 Bxc3 17.bxc3 e5
18.Bxe5 Nxe4 19.Rab1 1/2-1/2

[Event "Amsterdam IBM"]
[Site "Amsterdam IBM"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "12"]
[Result "1-0"]
[White "Viktor Korchnoi"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "2640"]
[BlackElo "2400"]
[PlyCount "91"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. g3 e6 5. dxe6 fxe6 6. Nc3 Bg7
7. Bg2 O-O 8. Bf4 Ne8 9. Qd2 Nc6 10. h4 Ne5 11. Bxe5 Bxe5
12. Nf3 Bxc3 13. Qxc3 Qf6 14. Qd2 Rb8 15. a4 a6 16. O-O b5
17. cxb5 axb5 18. a5 d5 19. b4 c4 20. e4 Nc7 21. e5 Qe7
22. Nd4 Bd7 23. f4 Na6 24. Rab1 c3 25. Qxc3 Rfc8 26. Qd2 Rc4
27. Nc2 Rbc8 28. Rb2 Be8 29. Kh2 h5 30. Rf2 d4 31. Bf1 d3
32. Qxd3 Qa7 33. Rd2 Qf7 34. Qe3 Rc3 35. Qf2 Bc6 36. Nd4 Bd5
37. Bg2 Bc4 38. Rbc2 Ra3 39. Bh3 Re8 40. Nc6 Bd5 41. Rxd5 exd5
42. Qb6 g5 43. hxg5 h4 44. Qxa6 hxg3+ 45. Kg2 Qxf4 46. Ne7+
1-0

[Event "Amsterdam IBM"]
[Site "4"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Ljubomir Ljubojevic"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "119"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 Nf6 5.Bc4 d5 6.exd5 Nbd7 7.Nf3
O-O 8.O-O Nb6 9.Bb3 a5 10.a3 Nbxd5 11.Nxd5 Nxd5 12.Ne5 c6
13.c4 Nc7 14.Be3 Be6 15.Rc1 f6 16.Nd3 Bf7 17.f5 g5 18.Qf3 Re8
19.Rfd1 Qc8 20.d5 a4 21.Ba2 Na6 22.Bb1 Qd7 23.Nc5 Nxc5 24.Bxc5
cxd5 25.cxd5 Rac8 26.Be4 h5 27.h3 Bf8 28.Bb4 Rxc1 29.Rxc1 Rc8
30.Rxc8 Qxc8 31.Qc3 Qd7 32.d6 exd6 33.Qxf6 Qe7 34.Qxe7 Bxe7
35.Bxb7 Bb3 36.Kf2 Kf7 37.g4 hxg4 38.hxg4 Bd8 39.Bf3 Bf6
40.Bc3 Bxc3 41.bxc3 Kf6 42.Ke1 Bf7 43.Bc6 Bb3 44.Kd2 Ke5
45.Bd7 Kf6 46.Be8 Ke5 47.Bb5 Kf4 48.f6 Ke5 49.Bxa4 Bd5 50.Bc6
Be6 51.a4 Kxf6 52.a5 Bc8 53.Kd3 Ke7 54.Kc4 Bxg4 55.Kb5 Bc8
56.a6 Bxa6+ 57.Kxa6 d5 58.Bxd5 Kd6 59.c4 Kc5 60.Ka5 1-0

[Event "Wijk aan Zee"]
[Site "10"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Ljubomir Ljubojevic"]
[Black "Robert G Hartoch"]
[ECO "B44"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N5c3
Be7 8.Be2 O-O 9.O-O b6 10.b3 Bb7 11.Bb2 a6 12.Nd2 Ra7 13.Qe1
d5 14.exd5 exd5 15.Nxd5 Nxd5 16.cxd5 Nb4 17.Ne4 Nxd5 18.Bf3
Ba8 19.Rd1 Rd7 20.Qd2 f5 21.Qd4 Bh4 22.Nd6 Bf6 23.Bxd5+ Kh8
24.Qb4 Rxd6 25.Bf3 Be7 26.Rxd6 Qxd6 27.Qxd6 Bxd6 28.Rd1 Rd8
29.Bxa8 Bxh2+ 30.Kxh2 Rxd1 31.Be5 Rd2 32.a4 Rd3 33.b4 Rb3
34.Bd6 Ra3 35.Bc6 Rc3 36.b5 a5 37.Bc7 Rc4 38.Bxb6 Rxa4 39.Bc7
Rh4+ 40.Kg3 Rg4+ 41.Kf3 a4 42.b6 a3 43.b7 Rb4 44.b8=Q+ Rxb8
45.Bxb8 1-0

[Event "Amsterdam (0.13)"]
[Site "Amsterdam (0.13)"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "4"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Lev Polugaevsky"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "66"]

1. g3 c5 2. Bg2 g6 3. e4 Bg7 4. Ne2 Nc6 5. O-O d6 6. d3 e5
7. c4 Nge7 8. Nbc3 Rb8 9. f4 O-O 10. Be3 exf4 11. gxf4 f5
12. Qd2 Nd4 13. Rae1 Nec6 14. Nd5 b5 15. cxb5 Rxb5 16. Nec3
Rb8 17. Kh1 Ba6 18. Bxd4 Nxd4 19. Ne3 Kh8 20. exf5 Nxf5
21. Nxf5 Rxf5 22. Be4 Rf8 23. Qg2 Qh4 24. Re3 Rxf4 25. Rg1 Rf2
26. Qh3 Qxh3 27. Rxh3 Bc8 28. Nd1 Rf4 29. Rhg3 Bxb2 30. Ne3
Bd4 31. Nd5 Bxg1 32. Nxf4 Bd4 33. Rf3 Rb1+ 0-1

[Event "Wijk aan Zee"]
[Site "15"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Lajos Portisch"]
[ECO "D78"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "15"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d5 6.c4 Nc6 7.Ne5
dxc4 8.Nxc6 1/2-1/2

[Event "Amsterdam IBM"]
[Site "10"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Karl Robatsch"]
[Black "Robert G Hartoch"]
[ECO "B08"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "96"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.Be2 Nf6 5.Nc3 O-O 6.O-O Bg4 7.h3
Bxf3 8.Bxf3 Nc6 9.Ne2 e5 10.d5 Ne7 11.c4 c5 12.Nc3 Ne8 13.a3
f5 14.b4 b6 15.bxc5 bxc5 16.Rb1 Nf6 17.Rb7 fxe4 18.Nxe4 Nxe4
19.Bxe4 Nf5 20.Bxf5 gxf5 21.Qh5 f4 22.Bd2 Qf6 23.Bc3 f3 24.g3
Rf7 25.Rfb1 Raf8 26.Qg4 Qg6 27.Qxg6 hxg6 28.Bd2 Bf6 29.h4 Rxb7
30.Rxb7 Rf7 31.Rb3 Be7 32.Kh2 Kg7 33.Kh3 Bf6 34.Rxf3 Rb7
35.Bh6+ Kxh6 36.Rxf6 Rb2 37.Rxd6 Rxf2 38.Rc6 e4 39.Rxc5 e3
40.Rc7 Rc2 41.Rxa7 Rxc4 42.Re7 Rd4 43.Rxe3 Rxd5 44.a4 Ra5
45.Ra3 g5 46.Kg4 gxh4 47.Kxh4 Kg6 48.Kg4 Kf6 1-0

[Event "06, Wijk aan Zee"]
[Site "06, Wijk aan Zee"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Vasily Smyslov"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "38"]

1. g3 e5 2. c4 f5 3. Bg2 Nf6 4. Nc3 Nc6 5. e3 d6 6. Nge2 g6
7. O-O Bg7 8. d4 e4 9. b4 O-O 10. b5 Na5 11. Qa4 b6 12. f3 Be6
13. fxe4 Nxe4 14. Nxe4 fxe4 15. Rxf8+ Qxf8 16. Nf4 Bxc4
17. Bd2 a6 18. bxa6 Rxa6 19. Bxa5 Bf7 1/2-1/2

[Event "Amsterdam IBM"]
[Site "6"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Laszlo Szabo"]
[Black "Robert G Hartoch"]
[ECO "A32"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "69"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Nc2 Be7 7.e4
Nc6 8.Bf4 O-O 9.Be2 d6 10.O-O b6 11.Qd2 Bb7 12.Rfd1 Ne5 13.f3
Qb8 14.Bg3 Rd8 15.f4 Ned7 16.Bf3 a6 17.Nd4 Qc7 18.Rac1 Rac8
19.f5 e5 20.Nd5 Nxd5 21.cxd5 Nc5 22.Ne2 Qb8 23.Bf2 Nd7 24.Nc3
Re8 25.g4 Bd8 26.g5 b5 27.Kh1 Bb6 28.Bxb6 Nxb6 29.f6 g6 30.Qf2
Rxc3 31.Rxc3 Na4 32.Qh4 Kh8 33.Qh6 Rg8 34.Bg4 Nxc3 35.Rd3 1-0

[Event "5, Wijk aan Zee"]
[Site "5, Wijk aan Zee"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "B42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "69"]

1.d4 e6 2.Nf3 c5 3.e4 cxd4 4.Nxd4 a6 5.Bd3 g6 6.Nd2 Bg7 7.N2b3
Ne7 8.O-O Nbc6 9.Be3 O-O 10.c3 e5 11.Nc2 d5 12.Bc5 Re8 13.Ne3
Be6 14.Qe2 Qc7 15.Rfd1 Rad8 16.exd5 Nxd5 17.Nxd5 Bxd5 18.Qe3
Qc8 19.Bb6 Rd6 20.Be4 Ne7 21.Bc5 Rd7 22.Bxe7 Bxe4 23.Rxd7 Qxd7
24.Qxe4 Qxe7 25.Rd1 Rd8 26.Rxd8+ Qxd8 27.g3 b6 28.Kg2 h5
29.Nc1 f5 30.Qc4+ Kh7 31.Qd3 Qa8+ 32.Kg1 e4 33.Qd6 e3 34.Qxb6
exf2 35.Qxf2 1/2-1/2

[Event "Amsterdam IBM 08"]
[Site "Amsterdam IBM 08"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "99"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nge2 Nf6 5.g3 O-O 6.Bg2 e5 7.O-O
Nc6 8.dxe5 dxe5 9.Qxd8 Nxd8 10.f4 exf4 11.gxf4 Ne6 12.f5 Nc5
13.e5 Ng4 14.h3 Nxe5 15.f6 Bxf6 16.Rxf6 Bf5 17.Nd4 Ncd7
18.Rxf5 gxf5 19.Bh6 Rfe8 20.Nd5 Rac8 21.Nxf5 Ng6 22.Bg5 Kf8
23.Bh6+ Kg8 24.h4 c6 25.h5 cxd5 26.hxg6 Rxc2 27.Nd6 Re6
28.gxf7 Kh8 29.Bf4 Kg7 30.Bh3 Rg6+ 31.Kf1 Rf6 32.Ne8+ Kxf7
33.Nxf6 Nxf6 34.Be5 Ne4 35.Kg1 Nd2 36.Bg2 Ke6 37.Re1 Ne4
38.Bxe4 dxe4 39.Rxe4 Kd5 40.Re3 b5 41.Bf6 b4 42.Re5+ Kc6
43.Rh5 Rc1+ 44.Kg2 a6 45.Ra5 Kb6 46.Bd8+ Kb7 47.b3 Rc8 48.Be7
Re8 49.Bxb4 Re4 50.Bc3 1-0

[Event "Leeuwarden ch-NED"]
[Site "Leeuwarden ch-NED"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "A47"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 5.O-O cxd4 6.b3 Bxf3
7.Bxf3 Nc6 8.Bb2 e5 9.c3 e4 10.Bg2 dxc3 11.Nxc3 d5 12.f3 Bc5+
13.Kh1 h5 14.fxe4 h4 15.Nxd5 Nh5 16.e3 Qg5 17.Nc7+ Ke7 18.Nd5+
Ke8 19.Nc7+ Ke7 20.Nd5+ Ke8 21.Rf5 Nxg3+ 22.hxg3 hxg3 23.Kg1
Bxe3+ 24.Kf1 Qh6 25.Qg4 Bd4 26.Bxd4 Nxd4 27.Nc7+ Kf8 28.Nxa8
Qe3 29.Rd1 g6 30.Rxf7+ Kxf7 31.Qd7+ Kf8 32.Qxd4 Qf4+ 33.Ke2
Rh2 34.Qd6+ Qxd6 35.Rxd6 Rxg2+ 36.Kf3 Rxa2 37.Kxg3 Rc2 38.Rxg6
Rc3+ 39.Kf4 Rxb3 40.Nc7 a5 41.e5 a4 42.e6 Rb1 43.Nd5 Re1 44.e7
Kf7 45.Rf6+ Kg7 1-0

[Event "Amsterdam IBM"]
[Site "1"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Wolfgang Uhlmann"]
[Black "Robert G Hartoch"]
[ECO "A21"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "63"]

1.c4 e5 2.Nc3 f5 3.d4 e4 4.Nh3 Nf6 5.e3 g6 6.Be2 Bg7 7.b4 Nc6
8.Qb3 Ne7 9.c5 d5 10.cxd6 cxd6 11.Bb5+ Kf8 12.Be2 Bh6 13.O-O
Kg7 14.d5 g5 15.Bb2 Ng6 16.Nb5 g4 17.Nf4 Bxf4 18.exf4 Nxf4
19.Rfe1 Kg6 20.Rac1 Rf8 21.Nc7 Rb8 22.Bf1 Qe7 23.f3 Bd7
24.fxe4 Nxe4 25.Qe3 Qg5 26.Rc4 Rbc8 27.Bc1 Nh5 28.Qxg5+ Nxg5
29.Re7 Nf6 30.Bf4 Nge4 31.Ne6 Bxe6 32.Rxe6 1/2-1/2

[Event "Amsterdam IBM"]
[Site "2"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Burkhard G J Malich"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "59"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Nf3 O-O 7.Bf4 a6
8.a4 Qa5 9.Nd2 Qc7 10.Be2 e5 11.Be3 Kh8 12.g4 Ng8 13.h4 f5
14.f3 f4 15.Bf2 a5 16.g5 h5 17.Bf1 Na6 18.Nb3 b6 19.Bh3 Bxh3
20.Rxh3 Qd7 21.Rh1 Rf7 22.Kd2 Ne7 23.Nc1 Nc8 24.Nb5 Ne7 25.Ne2
Re8 26.Nec3 Nc8 27.Qf1 Bf8 28.Qh3 Qxh3 29.Rxh3 Be7 30.Ra3
1/2-1/2

[Event "Amsterdam IBM"]
[Site "3"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Kick Langeweg"]
[ECO "D46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "48"]

1.c4 Nf6 2.Nf3 c6 3.d4 d5 4.Nc3 e6 5.e3 Nbd7 6.Bd3 Bb4 7.O-O
O-O 8.a3 Ba5 9.b4 Bc7 10.Bb2 Qe7 11.Qc2 dxc4 12.Bxc4 e5 13.Ne4
exd4 14.Nxf6+ Nxf6 15.Bxd4 Bb6 16.Bb2 h6 17.Rad1 Be6 18.Bxe6
Qxe6 19.Nd4 Bxd4 20.Rxd4 Rfd8 21.Rfd1 Rd5 22.Rxd5 Nxd5 23.Qd3
a6 24.Qd4 f6 1/2-1/2

[Event "Amsterdam IBM"]
[Site "5"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Bertus F Enklaar"]
[ECO "A15"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "117"]

1.c4 Nf6 2.Nf3 b6 3.d3 c5 4.Nc3 g6 5.g3 Bg7 6.Bg2 Nc6 7.Ne5
Bb7 8.O-O O-O 9.Nxc6 Bxc6 10.e4 Ne8 11.Be3 d6 12.d4 Rb8 13.Rc1
Nc7 14.Qd2 Ba8 15.Rfd1 Ne6 16.d5 Nd4 17.Bxd4 Bxd4 18.Nb5 Bg7
19.Nxa7 Bb7 20.Nb5 Ba6 21.Na3 b5 22.cxb5 Bxb5 23.Rc2 Bd4
24.Nxb5 Rxb5 25.Bf1 Rb7 26.b3 Qd7 27.Bc4 h5 28.Qe2 Qh3 29.Qf1
Qg4 30.Qe2 Qh3 31.Rd3 Kg7 32.Qf1 Qg4 33.Qe2 Qh3 34.Qf1 Qg4
35.Re2 h4 36.h3 Qg5 37.Kg2 hxg3 38.Rxg3 Qf6 39.f4 Rh8 40.Qf3
Rbb8 41.a4 Rh4 42.Rg4 Rbh8 43.a5 e5 44.dxe6 fxe6 45.a6 Rxg4+
46.Qxg4 Rh4 47.Qg5 Rxf4 48.Qxf6+ Rxf6 49.Ra2 Rf8 50.Bxe6 c4
51.Bxc4 Ba7 52.Ra5 Kf6 53.Rb5 Rb8 54.Rd5 Ke7 55.Kg3 Rh8 56.Kg4
Rh7 57.Bd3 Rg7 58.Bc4 Rh7 59.Rd3 1-0

[Event "Amsterdam IBM"]
[Site "11"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Jan Hein Donner"]
[ECO "A19"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "54"]

1.c4 Nf6 2.Nc3 e6 3.e4 c5 4.e5 Ng8 5.Nf3 Nc6 6.d4 cxd4 7.Nxd4
Nxe5 8.Bf4 d6 9.Qd2 Bd7 10.O-O-O Rc8 11.Kb1 a6 12.Nb3 Nxc4
13.Bxc4 Rxc4 14.Bxd6 Bxd6 15.Qxd6 Qc7 16.Na5 Qxd6 17.Rxd6 Rc7
18.Rb6 Bc8 19.Ne4 Nf6 20.Nd6+ Ke7 21.Ndxb7 Nd5 22.Rb3 e5 23.a3
Bf5+ 24.Ka1 Rhc8 25.Rg3 Nf4 26.Rxg7 Be6 27.b4 Rc1+ 0-1

[Event "Amsterdam IBM"]
[Site "13"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Nikola Padevsky"]
[ECO "B36"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "26"]

1.c4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.e4 Nf6 6.Nc3 Nxd4
7.Qxd4 d6 8.Be3 Bg7 9.f3 O-O 10.Qd2 Be6 11.Rc1 Qa5 12.Nd5 Qxa2
13.Nxe7+ Kh8 1/2-1/2

[Event "Amsterdam IBM"]
[Site "15"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Hans Ree"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "18"]

1.Nf3 c5 2.g3 g6 3.Bg2 Bg7 4.O-O Nc6 5.c3 Nf6 6.d4 cxd4 7.cxd4
d5 8.Ne5 Nxe5 9.dxe5 Ne4 1/2-1/2

[Event "Skopje ol"]
[Site "Skopje ol"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Hans-Joachim Hecht"]
[ECO "A14"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O
7. Bb2 c5 8. e3 d6 9. Qe2 Nbd7 10. Nc3 a6 11. Rfd1 Rb8 12. d4
Ne4 13. Nxe4 Bxe4 14. Ne1 Bxg2 15. Nxg2 b5 16. cxb5 cxd4
17. bxa6 dxe3 18. Nxe3 Re8 19. Rac1 d5 20. Rc6 Qa5 21. Bc3 Bb4
22. a7 Ra8 23. Ra6 Qc5 24. Bd4 Qf8 25. Qb5 Red8 26. Rc1 Bd6
27. f4 Nf6 28. Rac6 Ne4 29. Qb7 f6 30. f5 Qe8 31. Bb6 Qh5
32. Qxa8 Rxa8 33. Rc8+ Kf7 34. Rxa8 Qe2 35. Rf8+ Bxf8 36. a8=Q
Ng5 37. fxe6+ Kg8 38. Qxf8+ Kxf8 39. Rc8+ Ke7 40. Nf5+ Kxe6
41. Nd4+ 1-0

[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Smejkal"]
[ECO "A34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.Nf3 c5 5.e4 Nb4 6.d3 N8c6
7.Be3 e5 8.a3 Na6 9.Be2 Bd6 10.O-O O-O 11.Rb1 Nd4 12.Bxd4 cxd4
13.Na2 Be6 14.Nc1 Rc8 15.Nd2 Qd7 16.Nc4 Bc7 17.b4 b5 18.Nd2
Bd6 19.Ndb3 Nb8 20.Qd2 Qc7 21.Bd1 Nd7 22.Ne2 Nb6 23.Na5 Qd7
24.Bc2 g6 25.Rfc1 h5 26.Bd1 Kh7 27.Rxc8 Rxc8 28.Rc1 Bf8
29.Rxc8 Qxc8 30.Qc2 Qxc2 31.Bxc2 Bd7 1/2-1/2

[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "11"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Vladimir A Savon"]
[ECO "A16"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "42"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.Nf3 g6 5.Qa4+ Bd7 6.Qh4 e6
7.Nxd5 exd5 8.Qd4 f6 9.Qxd5 Nc6 10.Qe4+ Be7 11.Qb1 f5 12.e3
Bf6 13.Be2 Qe7 14.O-O g5 15.d4 g4 16.Nd2 h5 17.Bd3 Qh7 18.b4
h4 19.b5 Ne7 20.f4 gxf3 21.Rxf3 Rg8 1/2-1/2

[Event "Skopje ol (Men) fin-A"]
[Site "Skopje"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Vladimir A Savon"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "113"]

1.Nf3 c5 2.g3 g6 3.Bg2 Bg7 4.O-O Nc6 5.c4 d6 6.Nc3 Nf6 7.d4
cxd4 8.Nxd4 Bd7 9.Nc2 O-O 10.b3 Qa5 11.Bb2 Qh5 12.e4 Bg4 13.f3
Bh3 14.Bxh3 Qxh3 15.Qe2 a6 16.Rad1 Nd7 17.Na4 Bxb2 18.Nxb2 Qh6
19.Nd3 Qg7 20.Nf4 Rfc8 21.Ne3 Rab8 22.Qd2 b5 23.Nfd5 b4
24.Nxe7+ Nxe7 25.Qxd6 Qc3 26.Rd3 Qe5 27.Qxd7 Rd8 28.Qxd8+ Rxd8
29.Rxd8+ Kg7 30.Rd3 Nc6 31.Rfd1 h5 32.Kf2 a5 33.Rd6 Ne7 34.h4
a4 35.bxa4 Qa5 36.R1d2 Qxa4 37.c5 Nc6 38.f4 b3 39.axb3 Qxe4
40.Rxc6 Qxc6 41.b4 Kf8 42.Rd8+ Kg7 43.Rd2 Kf8 44.Rd8+ Kg7
45.Rd6 Qa4 46.Rd2 Kf8 47.Rc2 Ke8 48.c6 Kd8 49.Rc4 Qa2+ 50.Kf3
Qb3 51.Ke4 Qb1+ 52.Kd4 Kc8 53.Kc5 Qd3 54.Nd5 Qxg3 55.Kd6 Qd3
56.b5 Qa3+ 57.Rc5 1-0

[Event "NED-ch"]
[Site "Leeuwarden"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1/2-1/2"]
[White "F Kuijpers"]
[Black "Robert G Hartoch"]
[ECO "B44"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "50"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3
a6 8.Na3 Be7 9.Be2 O-O 10.O-O b6 11.Be3 Bb7 12.Rc1 Ne5 13.f3
d5 14.cxd5 exd5 15.Nxd5 Nxd5 16.exd5 Bxd5 17.f4 Bxa3 18.bxa3
Nc6 19.Bf3 Ne7 20.Rf2 Bxf3 21.Qxf3 Qd6 22.Rd1 Qxa3 23.Bxb6
Qxf3 24.Rxf3 Rfc8 25.Rfd3 h5 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "1972.??.??"]
[Round "1"]
[Result "1-0"]
[White "Arturo Pomar-Salamanca"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "2460"]
[BlackElo "2430"]
[PlyCount "75"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O
7. Nf3 e6 8. O-O exd5 9. cxd5 Bg4 10. h3 Bxf3 11. Qxf3 a6
12. Bf4 Qc7 13. Qg3 Ne8 14. Rae1 Nd7 15. Bg5 c4 16. Bb1 Nc5
17. f4 f6 18. Bh4 b5 19. Qf3 Qd7 20. Kh1 Nc7 21. Ne2 Rae8
22. f5 gxf5 23. exf5 Re5 24. Nf4 Rfe8 25. Ne6 Nd3 26. Bxd3
cxd3 27. Qxd3 Rc8 28. Bg3 Rxe1 29. Rxe1 Ne8 30. Bf2 Bh6
31. Bd4 Kh8 32. Qg3 Qf7 33. Re4 Qh5 34. Rg4 Qf7 35. Qh4 Bd2
36. Rg6 Rc1+ 37. Kh2 Be1 38. Rxf6 1-0

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "1972.??.??"]
[Round "3"]
[Result "1/2-1/2"]
[White "Hans Ree"]
[Black "Robert G Hartoch"]
[ECO "A16"]
[WhiteElo "2520"]
[BlackElo "2430"]
[PlyCount "47"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. Nf3
Bg7 7. O-O O-O 8. d3 Nc6 9. Be3 h6 10. Rc1 Be6 11. Qd2 Kh7
12. Ne4 Nd5 13. Nc5 Bc8 14. Rc4 Nxe3 15. fxe3 Rb8 16. Rfc1 Ne5
17. Nxe5 Bxe5 18. Qa5 b6 19. Qxa7 c6 20. Ne4 Be6 21. Rxc6 Bd5
22. d4 Bxd4 23. exd4 Bxe4 24. R6c4 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "1972.??.??"]
[Round "4"]
[Result "1-0"]
[White "Jan Hein Donner"]
[Black "Robert G Hartoch"]
[ECO "A77"]
[WhiteElo "2500"]
[BlackElo "2430"]
[PlyCount "57"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Be2 O-O
7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Nd2 Nbd7 11. h3 g5
12. Nc4 Nxe4 13. Nxe4 Rxe4 14. Bd3 Rh4 15. Nxd6 Ne5 16. Nf5 c4
17. Bc2 Bxf5 18. Bxf5 Rd4 19. Qc2 Nd3 20. Be3 Rxd5 21. Be4
Nxb2 22. Bxh7+ Kh8 23. Be4 Rd7 24. Qe2 Nd3 25. Qh5+ Kg8
26. Qh7+ Kf8 27. Bxd3 cxd3 28. Bc5+ Re7 29. Rae1 1-0

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "1972.??.??"]
[Round "6"]
[Result "1/2-1/2"]
[White "Kick Langeweg"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "2455"]
[BlackElo "2430"]
[PlyCount "22"]

1. Nf3 g6 2. d4 Bg7 3. g3 d5 4. Bg2 Nf6 5. O-O O-O 6. Nbd2 Nc6
7. c3 b6 8. Re1 Bb7 9. Qc2 e6 10. e4 Ne7 11. exd5 Bxd5 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "1972.??.??"]
[Round "8"]
[Result "0-1"]
[White "Pal Benko"]
[Black "Robert G Hartoch"]
[ECO "A01"]
[WhiteElo "2495"]
[BlackElo "2430"]
[PlyCount "81"]

1. b3 c5 2. Bb2 Nc6 3. Nf3 Nf6 4. g3 d5 5. Bg2 d4 6. O-O e5
7. d3 Bg4 8. h3 Bh5 9. c4 Be7 10. g4 Bg6 11. Nh4 Nd7 12. Nxg6
hxg6 13. Nd2 Nf8 14. Nf3 Ne6 15. e3 Qc7 16. Qe2 O-O-O 17. Rfe1
Bd6 18. a3 Rde8 19. Qd1 f5 20. b4 cxb4 21. exd4 exd4 22. c5
Bxc5 23. Qb3 Nf4 24. Rxe8+ Rxe8 25. axb4 Nxg2 26. Kxg2 fxg4
27. hxg4 Qf4 28. Ng1 Qxg4+ 29. Kf1 Bxb4 30. Rc1 Kb8 31. Ba3 a5
32. Bxb4 axb4 33. Qf7 Qe6 34. Qxg7 b3 35. Rb1 Nb4 36. Nf3 Qh3+
37. Kg1 Qxf3 38. Qxd4 Qxd3 39. Qf4+ Ka7 40. Ra1+ Na6 41. Rxa6+
0-1

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "1972.??.??"]
[Round "12"]
[Result "0-1"]
[White "Walter Shawn Browne"]
[Black "Robert G Hartoch"]
[ECO "B46"]
[WhiteElo "2590"]
[BlackElo "2430"]
[PlyCount "118"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. g3 Nge7
7. Nde2 b5 8. Bg2 Bb7 9. O-O Nc8 10. f4 Be7 11. a3 O-O 12. Be3
Qc7 13. b3 Rd8 14. Qe1 Rb8 15. Qf2 Ba8 16. g4 Bf8 17. Kh1 N8e7
18. f5 Ne5 19. Qg3 N7c6 20. Bf4 d6 21. Rad1 Rbc8 22. g5 Re8
23. fxe6 fxe6 24. h4 g6 25. Rd2 Bg7 26. Rfd1 Rcd8 27. Kh2 Bb7
28. Bh3 Bc8 29. Kh1 Qe7 30. Be3 Nf7 31. Bf4 Be5 32. Bxe5 dxe5
33. b4 Bb7 34. Kh2 Rxd2 35. Rxd2 Rd8 36. Rxd8+ Ncxd8 37. Qf2
Nd6 38. Qc5 N8f7 39. Ng3 h6 40. gxh6 Qxh4 41. Kg2 Nxe4
42. Ncxe4 Bxe4+ 43. Nxe4 Qxe4+ 44. Kg3 Qf4+ 45. Kg2 Ng5
46. Qc8+ Kh7 47. Bxe6 Qf3+ 48. Kg1 Nxe6 49. Qxe6 Qd1+ 50. Kf2
Qxc2+ 51. Kg3 Qd3+ 52. Kg2 Qd2+ 53. Kf1 Qf4+ 54. Kg2 e4
55. Qxa6 Qf3+ 56. Kg1 e3 57. Qa7+ Kxh6 58. Qd4 Qf2+ 59. Kh1
Qe1+ 0-1

[Event "Vlissingen"]
[Site "?"]
[Date "1972.??.??"]
[EventDate "2009.08.20"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Raymond Keene"]
[ECO "B08"]
[WhiteElo "2198"]
[BlackElo "2455"]
[PlyCount "60"]

1. Nf3 g6 2. e4 d6 3. d4 Nf6 4. Nc3 Bg7 5. Be2 O-O 6. O-O Nc6
7. Bg5 Bg4 8. Be3 e5 9. d5 Ne7 10. a4 Bd7 11. Nd2 Ne8 12. Bb5
c6 13. Bc4 Nf6 14. dxc6 bxc6 15. Nb3 Qc7 16. h3 Rad8 17. Bd3
Be6 18. Nd2 Rb8 19. b3 Nd7 20. Ne2 d5 21. f3 Nc8 22. c4 d4
23. Bf2 Nc5 24. Qc2 Na6 25. Nc1 Bh6 26. Rd1 Nb4 27. Qb1 Nb6
28. Na2 Nd7 29. Nxb4 Rxb4 30. Qc2 Nc5 0-1

[Event "Wijk aan Zee"]
[Site "10"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Yuri Balashov"]
[ECO "A13"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "73"]

1.c4 e6 2.Nf3 f5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.Nc3 d5 7.d3
Kh8 8.a3 a5 9.Bf4 Nh5 10.Bd2 Nc6 11.cxd5 exd5 12.e3 Be6 13.Rc1
Nf6 14.Na4 Qe8 15.Qc2 Bd6 16.Nc5 Bc8 17.b4 axb4 18.axb4 b6
19.Ne6 Bxe6 20.Qxc6 Qxc6 21.Rxc6 Bd7 22.Rc3 Ra2 23.Rb1 Ne4
24.dxe4 fxe4 25.Be1 exf3 26.Bf1 Rfa8 27.Rd1 Ra1 28.Rcc1 Rxc1
29.Rxc1 Bf5 30.Bb5 Be4 31.Bc3 h6 32.Kf1 Ra3 33.Bd2 c5 34.bxc5
bxc5 35.Ke1 c4 36.Rc3 Ra2 37.Rc1 0-1

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Vlastimil Hort"]
[ECO "A35"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "119"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 Nf6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 g6 7.O-O
Bg7 8.Nxd5 Qxd5 9.d3 Qd6 10.Nd2 b6 11.a3 Be6 12.Rb1 Rc8 13.Ne4
Qd7 14.Ng5 Bf5 15.b4 c4 16.e4 Bg4 17.f3 Be6 18.Nxe6 Qxe6
19.dxc4 Qxc4 20.Be3 O-O 21.Rf2 Rfd8 22.Rd2 Qc3 23.Rxd8+ Rxd8
24.Qb3 Rd3 25.Qxc3 Rxc3 26.Bg5 h6 27.Bd2 Rd3 28.b5 Bd4+ 29.Kh1
Rxd2 30.bxc6 Rc2 31.Bf1 Rxc6 32.Rd1 e5 33.f4 f6 34.fxe5 fxe5
35.Bb5 Rc3 36.Rf1 Kg7 37.a4 h5 38.Re1 Kf7 39.Kg2 Ke7 40.Re2 g5
41.Rd2 g4 42.h3 Rc1 43.hxg4 hxg4 44.Ra2 Rg1+ 45.Kh2 Re1 46.Be2
Kf6 47.Kg2 Kg5 48.Kh2 Rc1 49.Bb5 Rc3 50.Kg2 Re3 51.Re2 Ra3
52.Rc2 Bc5 53.Bc6 a6 54.Rd2 Bd4 55.Rc2 Kf6 56.Bd7 Ke7 57.Bc6
Kd6 58.Be8 Bc3 59.Kf2 Kc5 60.Bd7 0-1

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Ljubomir Ljubojevic"]
[Black "Robert G Hartoch"]
[ECO "B44"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N5c3
Be7 8.Be2 O-O 9.O-O b6 10.f4 Bb7 11.Bf3 a6 12.Be3 Rb8 13.Na3
Nd7 14.Rc1 Ba8 15.Qe2 Re8 16.Rfd1 Bf8 17.Nc2 Qc8 18.Kh1 g6
19.b4 Na7 20.Bd4 Qc7 21.b5 a5 22.Ne3 Rbd8 23.Qf2 Nc8 24.Qh4
Ne7 25.Ng4 Bg7 26.Nh6+ Kf8 27.Bxg7+ Kxg7 28.Nxf7 Kxf7 29.Nd5
exd5 30.cxd5 Qb8 31.Qxh7+ Kf8 32.Bg4 Ng8 33.Be6 1-0

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Miguel Najdorf"]
[ECO "E69"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "45"]

1.c4 g6 2.e4 Bg7 3.d4 d6 4.Nc3 Nd7 5.g3 e5 6.Nf3 Ngf6 7.Bg2
O-O 8.O-O c6 9.h3 Qb6 10.Re1 Re8 11.d5 Nc5 12.Re2 cxd5 13.cxd5
Bd7 14.Be3 Rec8 15.Ne1 Qa6 16.Rc2 b5 17.Nd3 Nxd3 18.Qxd3 Qb7
19.Rac1 b4 20.Nb1 Ne8 21.Nd2 f5 22.Rxc8 Rxc8 23.Rxc8 1/2-1/2

[Event "Amsterdam IBM II"]
[Site "Amsterdam IBM II"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "Oleg Romanishin"]
[Black "Robert G Hartoch"]
[ECO "B46"]
[WhiteElo "2440"]
[BlackElo "2430"]
[PlyCount "51"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Nge7
7. Nb3 d6 8. Bg2 Bd7 9. O-O Nc8 10. f4 Be7 11. Be3 O-O 12. Qe2
b5 13. a4 b4 14. Nd1 Qc7 15. Nf2 a5 16. Nd4 Nxd4 17. Bxd4 e5
18. Be3 Nb6 19. b3 exf4 20. Bxf4 Bf6 21. Rad1 Be5 22. Nd3 Be6
23. Be3 Nd7 24. Nf4 Nf6 25. Nxe6 fxe6 26. Rf2 1/2-1/2

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "04"]
[Result "1/2-1/2"]
[White "Gennady Sosonko"]
[Black "Robert G Hartoch"]
[ECO "B08"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "72"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. Be2 Nf6 5. Nc3 O-O 6. O-O Bg4
7. Bg5 h6 8. Bf4 Nc6 9. d5 Bxf3 10. Bxf3 Ne5 11. Be2 Ned7
12. Qd2 Kh7 13. a4 c6 14. a5 Nc5 15. Qe3 cxd5 16. exd5 Rc8
17. Ra3 Nfd7 18. b4 Na6 19. Rb1 Re8 20. Ne4 Ne5 21. Bxe5 Bxe5
22. c4 Ra8 23. h4 e6 24. dxe6 f5 25. f4 Bg7 26. h5 fxe4
27. Qxe4 Qf6 28. hxg6+ Kh8 29. f5 Re7 30. Rd3 Rf8 31. g4 Nb8
32. Rxd6 Nc6 33. Kg2 Ne5 34. Rh1 Kg8 35. Qd4 Qg5 36. Qd2 Rxf5
1/2-1/2

[Event "Leeuwarden"]
[Site "Leeuwarden"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Gennady Sosonko"]
[ECO "B39"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Nf6
7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Qd2 b6
12. b3 Bb7 13. Nd5 Qxd2+ 14. Kxd2 Be5 15. f3 g5 16. h4 h6
17. hxg5 hxg5 18. Rxh8+ Bxh8 19. Bd3 Be5 20. Rh1 d6 21. Bc2
Rc8 22. Rh5 Kd7 23. Rh7 Rf8 24. Bd3 Nf4 25. Bf1 Ne6 26. Ke1
Bg3+ 27. Kd1 Be5 28. Bd2 Bc6 29. Ne3 Bf4 30. Bd3 Nd4 31. Nf5
Nxf5 32. exf5 Bxd2 33. Kxd2 f6 34. Be4 Bxe4 35. fxe4 a6
36. Kc3 Rc8 37. Rh3 b5 38. Kd4 b4 39. Rh1 a5 40. Ra1 Rh8
41. a3 e5+ 42. fxe6+ Kxe6 43. axb4 axb4 44. Ra4 Rh2 45. Rxb4
Rxg2 1/2-1/2

[Event "Wijk aan Zee"]
[Site "11"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Laszlo Szabo"]
[Black "Robert G Hartoch"]
[ECO "E77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "84"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Be2 O-O 7.f4 e6
8.Nf3 exd5 9.cxd5 Nfd7 10.O-O Na6 11.Re1 Re8 12.Bc4 Nb6 13.Bf1
Bg4 14.h3 Bxf3 15.Qxf3 Nb4 16.Qf2 Rc8 17.a3 Na6 18.Bb5 Nd7
19.Be3 Nc7 20.Bd3 Rb8 21.Rad1 b5 22.e5 dxe5 23.f5 c4 24.Be4 a6
25.d6 Na8 26.Nd5 Nab6 27.Rf1 Nxd5 28.Bxd5 g5 29.f6 Bxf6 30.Qf5
Kg7 31.h4 gxh4 32.Be4 Nf8 33.Qh5 Ng6 34.Bd5 Nf4 35.Qxf7+ Kh8
36.Be4 Bg7 37.Bxf4 exf4 38.Qf5 Rxe4 39.Qxe4 h3 40.Rxf4 hxg2
41.d7 h6 42.Rf7 Qb6+ 1-0

[Event "Wijk aan Zee"]
[Site "14"]
[Date "1973.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Mikhail Tal"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1.Nf3 d6 2.d4 g6 3.e4 Bg7 4.Be2 c5 5.c4 Nc6 6.d5 Nd4 7.Nxd4
cxd4 8.O-O Qb6 9.Nd2 Nf6 10.Rb1 a5 11.b3 O-O 12.Bb2 e5 13.Ba3
Bh6 14.c5 dxc5 15.Nc4 Qc7 16.d6 Qc6 17.Nxe5 Qxd6 18.Nc4 Qc7
19.Bf3 Be6 20.e5 Nd7 21.Re1 Bg7 22.Rc1 Rab8 23.Bg4 Bxg4
24.Qxg4 b5 25.e6 Nf6 26.exf7 Qxf7 0-1

[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1973.01.13"]
[EventDate "?"]
[Round "9"]
[Result "1-0"]
[White "Albin Planinc"]
[Black "Robert G Hartoch"]
[ECO "A01"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "49"]

1.b3 d5 2.Bb2 Bg4 3.h3 Bh5 4.Nf3 Nd7 5.e3 c6 6.d3 Bxf3 7.Qxf3
Ngf6 8.g4 e5 9.g5 Ng8 10.h4 Bb4+ 11.Ke2 Ne7 12.Bh3 Bd6 13.Nd2
Nc5 14.h5 Nc8 15.g6 Qe7 16.Rag1 fxg6 17.hxg6 h6 18.Qf7+ Qxf7
19.gxf7+ Kxf7 20.f4 Re8 21.Bg4 Kg8 22.fxe5 Bf8 23.Rxh6 Nb6
24.Bf5 Re7 25.e6 1-0

[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1973.01.13"]
[EventDate "?"]
[Round "3"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Evgeni Vasiukov"]
[ECO "E62"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c6 6.d4 d6 7.Nc3
Qa5 8.h3 e5 9.d5 cxd5 10.cxd5 Bd7 11.Be3 Rc8 12.a3 Qa6 13.Nd2
Ne8 14.Rc1 f5 15.Ndb1 Nf6 16.Qd2 Be8 17.Bh6 Nbd7 18.Bxg7 Kxg7
19.b3 Bf7 20.Rfd1 Qb6 21.Qb2 e4 22.Bf1 a6 23.Na4 Qa7 24.Rxc8
Rxc8 25.Nac3 e3 26.f4 h6 27.Bg2 g5 28.Qc2 Bg6 29.Qd3 Nh5
30.Kh2 gxf4 31.gxf4 Nxf4 32.Qd4+ Qxd4 33.Rxd4 Nxg2 34.Kxg2 Ne5
35.Rb4 f4 36.Rxb7+ Kg8 37.a4 Bxb1 38.Nxb1 f3+ 39.exf3 Rc2+
40.Kf1 Rf2+ 0-1

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "2"]
[Result "1/2-1/2"]
[White "Kick Langeweg"]
[Black "Robert G Hartoch"]
[ECO "A00"]
[WhiteElo "2425"]
[BlackElo "2430"]
[PlyCount "34"]

1. e4 d6 2. Nf3 g6 3. d4 Nf6 4. Nbd2 Bg7 5. c3 O-O 6. Be2 Nc6
7. b4 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. O-O c6 11. Qc2 Qc7
12. Nc4 Be6 13. a4 Rfd8 14. a5 Nh5 15. Bxh5 Bxc4 16. Be2 Be6
17. Be3 f5 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "4"]
[Result "1/2-1/2"]
[White "Ulf Andersson"]
[Black "Robert G Hartoch"]
[ECO "A15"]
[WhiteElo "2535"]
[BlackElo "2430"]
[PlyCount "46"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ Bd7 6. Qc2
Nb6 7. g3 Bg7 8. Bg2 Nc6 9. d3 O-O 10. O-O Nc8 11. Ne4 Nd6
12. Nc5 Be8 13. Bd2 b6 14. Nb3 Rc8 15. Rac1 a5 16. Bc3 Nb4
17. Qb1 c5 18. Bxg7 Kxg7 19. Nbd2 Bc6 20. b3 Nf5 21. a3 Na6
22. e3 f6 23. Rfd1 Qd7 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Hans Ree"]
[ECO "B27"]
[WhiteElo "2430"]
[BlackElo "2480"]
[PlyCount "36"]

1. Nf3 g6 2. e4 c5 3. c4 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Nc6
7. f3 Bg7 8. Nc2 Nd7 9. Be3 Bxc3+ 10. bxc3 Qa5 11. Qd2 Nc5
12. Be2 O-O 13. Nd4 Ne5 14. Rb1 Qc7 15. O-O b6 16. Bh6 Re8
17. Nc2 f6 18. Nb4 e6 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "8"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Coenraad Zuidema"]
[ECO "D44"]
[WhiteElo "2430"]
[BlackElo "2430"]
[PlyCount "79"]

1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. d4 e6 5. Bg5 dxc4 6. e4 b5
7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. Qf3 Bb7
12. Be2 Bh6 13. Bxf6 Nxf6 14. Qxf6 Qxf6 15. exf6 O-O-O 16. Rd1
b4 17. Na4 c5 18. Bxc4 Bxg2 19. Rg1 Bf3 20. Be2 Bxe2 21. Kxe2
cxd4 22. Rg4 e5 23. Nc5 Rd5 24. Ne4 Kd7 25. Rh4 Ra5 26. Ra1
Ke6 27. Kd3 Kf5 28. f3 Rd5 29. a3 b3 30. Rh5+ Kg6 31. Rh3 Kf5
32. Rg1 Rdd8 33. Rh5+ Ke6 34. Nc5+ Kxf6 35. Ke4 Bf4 36. Rf5+
Ke7 37. Rg7 Rdf8 38. Nxb3 Rxh2 39. Nxd4 exd4 40. Kxf4 1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "12"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Zoltan Ribli"]
[ECO "E66"]
[WhiteElo "2430"]
[BlackElo "2505"]
[PlyCount "76"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O
7. d4 d6 8. dxc5 dxc5 9. Be3 Qa5 10. Qa4 Qxa4 11. Nxa4 b6
12. Bf4 Nh5 13. Be3 Bd7 14. Nc3 Na5 15. Nd2 Bxc3 16. bxc3 Rad8
17. Be4 Nf6 18. Bd3 Ng4 19. Nb3 Nxe3 20. fxe3 Nc6 21. a4 Ne5
22. a5 Be6 23. axb6 axb6 24. Ra7 Nxd3 25. exd3 Rxd3 26. Rxe7
Bxc4 27. Rb1 Rfd8 28. Rb2 Rxc3 29. Nd2 Be6 30. Kf2 c4 31. Rb7
Rcd3 32. Nf3 c3 33. Re2 Bg4 34. Rxb6 Rd2 35. Rf6 Kg7 36. Rf4
f5 37. h3 g5 38. Rd4 Rxe2+ 0-1

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "13"]
[Result "1/2-1/2"]
[White "Bertus F Enklaar"]
[Black "Robert G Hartoch"]
[ECO "A01"]
[WhiteElo "2410"]
[BlackElo "2430"]
[PlyCount "71"]

1. b3 Nf6 2. Bb2 d5 3. e3 e6 4. c4 Be7 5. Nf3 O-O 6. Be2 b6
7. O-O Bb7 8. Nc3 Nbd7 9. Qc2 a6 10. Rad1 Re8 11. d3 c5
12. cxd5 Nxd5 13. Nxd5 Bxd5 14. d4 cxd4 15. Bxd4 Qc8 16. Qb2
Bf8 17. Qb1 Qb7 18. Ng5 g6 19. Ba1 Bg7 20. Bxg7 Kxg7 21. Qb2+
Kg8 22. Rd4 Nf8 23. Bf3 Bxf3 24. Nxf3 Qe7 25. Ne5 f6 26. Nc4
b5 27. Nd6 Red8 28. Ne4 e5 29. Rxd8 Rxd8 30. b4 Ne6 31. Qb3
Kg7 32. Rc1 Qd7 33. h3 f5 34. Nc5 Nxc5 35. bxc5 Qc6 36. Qc3
1/2-1/2

[Event "Wijk aan Zee I"]
[Site "?"]
[Date "1973.??.??"]
[EventDate "1973.01.??"]
[Round "15"]
[Result "1-0"]
[White "Jan Hein Donner"]
[Black "Robert G Hartoch"]
[ECO "A79"]
[WhiteElo "2470"]
[BlackElo "2430"]
[PlyCount "57"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Be2 O-O
7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Nd2 Na6 11. f3 Rb8
12. a4 Nb4 13. Nc4 Bf8 14. Bg5 h6 15. Be3 b6 16. Qd2 Kh7
17. g4 Ba6 18. Nb5 Qd7 19. Bf4 Bxb5 20. axb5 Qc7 21. Bg3 Nd7
22. Ra3 Ne5 23. Nxe5 dxe5 24. f4 Bd6 25. Raf3 exf4 26. Bxf4
Rxe4 27. Bxd6 Qxd6 28. Rxf7+ Kg8 29. Qxh6 1-0

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[EventDate "1973.??.??"]
[Round "8"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Raymond Keene"]
[ECO "A17"]
[WhiteElo "2380"]
[BlackElo "2445"]
[PlyCount "25"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. Qc2 O-O 5. e3 d6 6. a3 Bxc3
7. Qxc3 e5 8. Be2 a5 9. b4 axb4 10. axb4 Rxa1 11. Qxa1 Nc6
12. Ba3 e4 13. Nd4 1/2-1/2

[Event "Sombor (Yugoslavia)"]
[Site "It"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "6"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Arthur Bisguier"]
[ECO "C59"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6
7.dxc6 bxc6 8.Be2 h6 9.Nf3 e4 10.Ne5 Bd6 11.f4 exf3 12.Nxf3
O-O 13.d4 c5 14.dxc5 Bxc5 15.Qxd8 Rxd8 16.Bd2 Nc6 17.Nc3 Ng4
18.Ne4 Bb6 19.h3 Ne3 20.Bxe3 Bxe3 21.Bd3 Rb8 22.b3 Nb4 23.Ke2
Bb6 24.Rhd1 Bb7 25.Nf2 Nd5 26.Re1 Ne3 27.Rg1 Re8 28.Kd2 Nd5
29.Nd1 Bxg1 30.Nxg1 Nf4 31.g3 Nxd3 32.cxd3 Re6 33.Nc3 Rd8
34.Nce2 Ba6 35.d4 Rde8 36.Nf4 Re3 37.g4 R3e4 0-1

[Event "Sombor"]
[Site "Sombor"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Boris Gulko"]
[Black "Robert G Hartoch"]
[ECO "B23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "53"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 e5 4.Bc4 g6 5.d3 Bg7 6.Ng5 Nh6 7.f4 f6
8.O-O exf4 9.Nf3 Ne5 10.Bxf4 d6 11.Nxe5 dxe5 12.Be3 Qd6 13.Nd5
Ng4 14.Bd2 f5 15.Bb5+ Bd7 16.Bxd7+ Qxd7 17.h3 Nf6 18.Nxf6+
Bxf6 19.exf5 Ke7 20.Qf3 gxf5 21.Qxf5 Qxf5 22.Rxf5 Rhf8 23.Raf1
Bg7 24.Rxf8 Bxf8 25.Bg5+ Ke8 26.Bf6 Bd6 27.Bxe5 1-0

[Event "Leeuwarden NED ch"]
[Site "Leeuwarden NED ch"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Gennady Sosonko"]
[Black "Robert G Hartoch"]
[ECO "A37"]
[WhiteElo "2430"]
[BlackElo "?"]
[PlyCount "39"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 c5 4. g3 Nc6 5. Bg2 e5 6. O-O Nge7
7. d3 O-O 8. Bd2 d6 9. a3 a5 10. Rb1 Rb8 11. Ne1 Be6 12. Nc2
d5 13. cxd5 Nxd5 14. Nxd5 Bxd5 15. b4 cxb4 16. axb4 Bxg2
17. Kxg2 Qd5+ 18. f3 axb4 19. Nxb4 Nxb4 20. Bxb4 1/2-1/2

[Event "Wijk aan Zee II"]
[Site "9"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "James E Tarjan"]
[ECO "A10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "78"]

1.c4 g6 2.e4 Bg7 3.d4 c5 4.d5 d6 5.Nc3 Nf6 6.Be2 O-O 7.Nf3 e6
8.O-O Re8 9.Nd2 Na6 10.Kh1 Nc7 11.a4 Rb8 12.f4 a6 13.a5 b5
14.axb6 Rxb6 15.Bf3 exd5 16.cxd5 Rb4 17.Ra2 h5 18.Qc2 Ng4
19.Bxg4 hxg4 20.Qd3 f5 21.Nc4 fxe4 22.Qe2 Bf5 23.Ne3 Qd7
24.Bd2 Rd4 25.Raa1 Rd3 26.g3 Rb8 27.Rab1 Bd4 28.Rfd1 a5
29.Rdc1 a4 30.Ncd1 Rdb3 31.h3 Qh7 32.h4 Qg7 33.Bc3 a3 34.Rc2
Nb5 35.Bd2 axb2 36.Kh2 Na3 37.Rbxb2 Bxb2 38.Nxb2 Rxb2 39.Bc3
Qxc3 0-1

[Event "7, Leeuwarden NED ch"]
[Site "7, Leeuwarden NED ch"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "C02"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "40"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Be2 cxd4 7.cxd4
Nh6 8.Nc3 Nf5 9.Na4 Qa5+ 10.Bd2 Bb4 11.Bc3 Bxc3+ 12.Nxc3 Qb6
13.Na4 Qa5+ 14.Nc3 Qb6 15.Na4 Qa5+ 16.Nc3 Qb6 17.Na4 Qa5+
18.Nc3 Qb6 19.Na4 Qa5+ 20.Nc3 Qb6 1/2-1/2

[Event "Sombor"]
[Site "Sombor"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "D59"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "26"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 h6 7.Bh4 b6
8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Nxd5 exd5 11.Bd3 c5 12.dxc5 bxc5
13.O-O Be6 1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "F Kuijpers"]
[ECO "E05"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "45"]

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.d4 dxc4 7.Qc2
a6 8.a4 Nc6 9.Qxc4 Qd5 10.Nbd2 Rd8 11.e3 Qxc4 12.Nxc4 Rb8
13.Bd2 Ne4 14.Rfc1 Nxd2 15.Nfxd2 Nb4 16.Nb3 f6 17.Ncd2 c6
18.Ne4 f5 19.Ned2 e5 20.dxe5 Nd3 21.Rc2 Nxe5 22.Bf1 Bb4 23.Be2
1/2-1/2

[Event "Amsterdam IBM II"]
[Site "Amsterdam IBM II"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "John Nunn"]
[Black "Robert G Hartoch"]
[ECO "B80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.Be2
Be7 8.f4 O-O 9.O-O Qc7 10.a4 b6 11.Bf3 Bb7 12.Qe1 Nbd7 13.Rd1
Rfe8 14.Kh1 Bf8 15.Qg3 Nc5 16.e5 Nfe4 17.Nxe4 Nxe4 18.Bxe4
Bxe4 19.exd6 Bxd6 20.c3 Bf8 21.Qf2 Qb7 22.Nf3 b5 23.axb5 axb5
24.Ng5 Bg6 25.Bc5 Bxc5 26.Qxc5 Rac8 27.Qd4 Rc4 28.Qe3 Qb8
29.Rd4 Rxd4 30.Qxd4 Rd8 31.Qe3 b4 32.Nf3 bxc3 33.bxc3 Qb7
34.c4 Be4 35.h3 Rd3 36.Qe2 Rc3 37.Qd2 Rd3 38.Qe2 h6 39.Kh2 Rc3
40.Nd2 Bd3 41.Qf3 1/2-1/2

[Event "11, Leeuwarden NED ch"]
[Site "11, Leeuwarden NED ch"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "31"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Nf3 O-O 7.h3 e5
8.Bg5 h6 9.Bd2 Na6 10.Qc1 Kh7 11.g4 Ne8 12.Bd3 Nec7 13.a3 Bd7
14.b4 b6 15.Rb1 Qe7 16.Qc2 1/2-1/2

[Event "Leeuwarden ch-NED"]
[Site "Leeuwarden ch-NED"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "11"]
[Result "1/2-1/2"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "31"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Nf3 O-O 7.h3 e5
8.Bg5 h6 9.Bd2 Na6 10.Qc1 Kh7 11.g4 Ne8 12.Bd3 Nac7 13.a3 Bd7
14.b4 b6 15.Rb1 Qe7 16.Qc2 1/2-1/2

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.04.07"]
[EventDate "1975.04.07"]
[Round "1"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Franciscus W M Borm"]
[ECO "B23"]
[WhiteElo "2375"]
[BlackElo "?"]
[PlyCount "115"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 Bg4
7. d3 Rb8 8. h3 Bxf3 9. Qxf3 e6 10. O-O Nge7 11. g4 f5 12. Be3
O-O 13. Nd1 d5 14. Bxc5 dxe4 15. dxe4 Bd4+ 16. Bxd4 Nxd4
17. Qf2 fxe4 18. c3 Nf3+ 19. Bxf3 Rxf4 20. Qxa7 Rxf3 21. Rxf3
exf3 22. Qf2 Qd3 23. Ne3 Rf8 24. Rd1 Qe4 25. Re1 Nc6 26. Nf1
Qd5 27. Re3 Ne5 28. b3 Nd3 29. Qd2 f2+ 30. Kh2 Qd6+ 31. Rg3
Rf3 32. Qe2 Ne1 33. Qc4 Rf8 34. Kh1 Nf3 35. Kg2 Ne5 36. Qe4
Nd7 37. Rd3 Nc5 38. Qxg6+ hxg6 39. Rxd6 Ra8 40. b4 Ne4
41. Rxe6 Nxc3 42. Rxg6+ Kh7 43. Rb6 Rxa2 44. Rxb7+ Kg6 45. Rc7
Nd5 46. Rc6+ Kf7 47. Rd6 Nxb4 48. Rd4 Nc6 49. Rf4+ Kg6
50. Rxf2 Ra4 51. Nd2 Ne5 52. Kg3 Ra3+ 53. Nf3 Kh6 54. Rf1 Rb3
55. Kg2 Ng6 56. Re1 Nf4+ 57. Kg3 Nxh3 58. Rh1 1-0

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "2"]
[Result "1/2-1/2"]
[White "Philip Du Chattel"]
[Black "Robert G Hartoch"]
[ECO "B20"]
[WhiteElo "?"]
[BlackElo "2375"]
[PlyCount "57"]

1. e4 c5 2. d3 Nc6 3. c3 g6 4. g3 Bg7 5. Bg2 e5 6. Nh3 Nge7
7. Be3 d6 8. f3 b6 9. Qd2 h6 10. c4 Be6 11. Nc3 Qd7 12. Nf2
Nd4 13. h4 h5 14. b4 cxb4 15. Bxd4 exd4 16. Ne2 b5 17. cxb5
Qxb5 18. Rb1 Rb8 19. O-O O-O 20. f4 f5 21. Rfe1 Kh8 22. e5 Qb6
23. Nh3 Bd5 24. Ng5 Bxg2 25. Kxg2 dxe5 26. fxe5 Nd5 27. Nf4
Ne3+ 28. Rxe3 dxe3 29. Qxe3 1/2-1/2

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "3"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Hans Ree"]
[ECO "A00"]
[WhiteElo "2375"]
[BlackElo "2470"]
[PlyCount "89"]

1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. f4 Nc6 5. d3 e6 6. Nf3 Nge7
7. O-O O-O 8. c3 d5 9. Qe2 b5 10. Be3 d4 11. Bf2 Ba6 12. e5
Rc8 13. cxd4 Nxd4 14. Nxd4 cxd4 15. Na3 Qb6 16. Nc2 Rfd8
17. Rac1 b4 18. Qe4 b3 19. axb3 Qxb3 20. Nxd4 Qxd3 21. Qxd3
Bxd3 22. Rxc8 Rxc8 23. Ra1 a6 24. Bf1 Bxf1 25. Kxf1 Nc6
26. Rxa6 Nxd4 27. Bxd4 Rc1+ 28. Ke2 Bf8 29. h4 Rc2+ 30. Kf3 h6
31. Rb6 Kg7 32. Rb7 Rc4 33. Be3 h5 34. Ke2 Rb4 35. Rxb4 Bxb4
36. Bd2 Be7 37. Kd3 Kf8 38. Kc4 Ke8 39. Kb5 Kd7 40. b4 Kc7
41. Ka6 Kc6 42. b5+ Kd5 43. b6 Bd8 44. b7 Bc7 45. Bb4 1-0

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "4"]
[Result "1/2-1/2"]
[White "Bertus F Enklaar"]
[Black "Robert G Hartoch"]
[ECO "B14"]
[WhiteElo "2410"]
[BlackElo "2375"]
[PlyCount "55"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7
7. cxd5 Nxd5 8. Bd3 Nc6 9. O-O O-O 10. Bc2 b6 11. Qd3 g6
12. a3 Bf6 13. Bh6 Bg7 14. Bxg7 Kxg7 15. Rfe1 Bb7 16. Ne4 h6
17. Ng3 Nce7 18. Qd2 Nf5 19. Rad1 Rc8 20. Bb1 Rc7 21. Bxf5
exf5 22. Ne5 Qh4 23. Rc1 Rfc8 24. Rxc7 Rxc7 25. Ne2 Rc8
26. Nc3 Rd8 27. Nf3 Qf6 28. Rd1 1/2-1/2

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "5"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jaap Vogel"]
[ECO "A07"]
[WhiteElo "2375"]
[BlackElo "2335"]
[PlyCount "90"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. c3 a6 6. a4 Bg7
7. axb5 axb5 8. Rxa8 Bxa8 9. Na3 Bxf3 10. Bxf3 c6 11. d4 d5
12. Nc2 O-O 13. Bf4 Nbd7 14. Qa1 Qa8 15. Qxa8 Rxa8 16. Nb4 Rc8
17. Ra1 e6 18. Bd6 Bf8 19. Bxf8 Kxf8 20. e3 Nb6 21. Ra6 Nfd7
22. Be2 Ke7 23. f3 Kd6 24. e4 f6 25. Kf2 Kc7 26. Ke3 Ra8
27. Rxa8 Nxa8 28. h4 Nab6 29. b3 Kd6 30. Bd3 Nc8 31. h5 Ne7
32. g4 gxh5 33. gxh5 h6 34. Kf4 e5+ 35. Ke3 Ke6 36. Bf1 Kd6
37. Bh3 c5 38. Nc2 cxd4+ 39. cxd4 Nb6 40. Bf1 exd4+ 41. Nxd4
dxe4 42. fxe4 Kc5 43. Bxb5 f5 44. Be8 Nbd5+ 45. exd5 Nxd5+
1/2-1/2

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "6"]
[Result "0-1"]
[White "Arend Van Dop"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "2340"]
[BlackElo "2375"]
[PlyCount "81"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 d5 5. Nbd2 Ne7 6. O-O O-O
7. e4 c6 8. Re1 d4 9. a4 c5 10. Nc4 Nbc6 11. c3 Be6 12. cxd4
Bxc4 13. dxc4 cxd4 14. Bd2 a5 15. c5 Nb8 16. Qb3 Qc7 17. Rec1
Nd7 18. Qb5 Nc6 19. Bh3 Kh8 20. Ne1 f5 21. f3 fxe4 22. fxe4
Nf6 23. Qe2 Qe7 24. Nd3 Ng8 25. b4 axb4 26. Nxb4 Nxb4 27. Bxb4
Bh6 28. Bd2 Ra6 29. Bxh6 Nxh6 30. Qb5 Rc6 31. Rab1 Rf7 32. Qa5
Kg7 33. Rb6 Qg5 34. Qe1 Ng4 35. Bxg4 Qxg4 36. Rxc6 bxc6 37. a5
Qf3 38. Ra1 Rb7 39. Qf2 Qxe4 40. Rf1 Qf5 41. a6 0-1

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Schouten Nico"]
[ECO "A07"]
[WhiteElo "2375"]
[BlackElo "?"]
[PlyCount "72"]

1. g3 d5 2. Nf3 Nf6 3. Bg2 c6 4. O-O g6 5. d3 Bg7 6. Nbd2 O-O
7. e4 Re8 8. Qe2 e5 9. b4 a5 10. bxa5 Rxa5 11. Bb2 b6 12. Rfe1
Ba6 13. c4 Nbd7 14. Bc3 dxc4 15. Nxc4 Ra4 16. Qc2 Nc5
17. Nfxe5 Bxc4 18. dxc4 Nh5 19. Nxc6 Qd3 20. Rac1 Qxc2
21. Rxc2 Rxc4 22. e5 Nd3 23. Re3 Nxe5 24. Kf1 Re6 25. Nxe5
Rxe5 26. Bxe5 Rxc2 27. a4 Bxe5 28. Rxe5 Nf6 29. Rb5 Nd7
30. Rb4 Rc5 31. Ke2 Kf8 32. Be4 Ke7 33. f4 Kd6 34. Bd3 Kc7
35. Bc4 f5 36. Bd3 Nf6 1/2-1/2

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "8"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Hans Bohm"]
[ECO "A00"]
[WhiteElo "2375"]
[BlackElo "2300"]
[PlyCount "114"]

1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. f4 Qb6 5. c3 Ng4 6. d4 Bf5
7. Nf3 e6 8. Ne5 Nxe5 9. fxe5 c5 10. e3 Nc6 11. O-O Be7
12. Qb3 Bd3 13. Rf2 O-O 14. Nd2 Rac8 15. Bf1 Bxf1 16. Qxb6
axb6 17. Kxf1 f6 18. exf6 Bxf6 19. Nf3 e5 20. dxe5 Nxe5
21. Nxe5 Bxe5 22. Bd2 h5 23. Rxf8+ Rxf8+ 24. Kg2 g6 25. h3 Kg7
26. g4 Ra8 27. a3 Kf6 28. Rd1 Ke6 29. Be1 b5 30. gxh5 gxh5
31. Kf3 Rf8+ 32. Ke2 Rg8 33. Bf2 Rg2 34. Rg1 Rh2 35. Kf1 Kf5
36. h4 Bf6 37. Rg8 Bxh4 38. Rf8+ Ke6 39. Bxh4 Rxh4 40. Kg2
Rg4+ 41. Kf3 Rg1 42. Rb8 Rf1+ 43. Kg3 Rf7 44. b4 c4 45. Rh8
Ke5 46. Re8+ Kf5 47. Kf3 h4 48. Rh8 Kg5+ 49. Kg2 Kg4 50. Rh6
Re7 51. Kf2 Rg7 52. Kg2 Rf7 53. Rh8 Rf6 54. Rh7 Ra6 55. Rg7+
Kf5 56. Kf3 Rxa3 57. Rf7+ Ke5 0-1

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "9"]
[Result "0-1"]
[White "Paul Van der Sterren"]
[Black "Robert G Hartoch"]
[ECO "B83"]
[WhiteElo "?"]
[BlackElo "2375"]
[PlyCount "106"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Be7
7. O-O O-O 8. Be3 a6 9. f4 Qc7 10. Bf3 Nc6 11. a4 Na5 12. Qd3
e5 13. Nde2 b6 14. Rad1 Bb7 15. Kh1 Nc4 16. Bc1 exf4 17. Nxf4
Ne5 18. Qd4 Rfe8 19. Be2 Bf8 20. Be3 Ned7 21. Nfd5 Bxd5
22. exd5 Qc5 23. Bg1 Qxd4 24. Bxd4 Be7 25. Rfe1 Bf8 26. Bf1
Rxe1 27. Rxe1 Ng4 28. h3 Nge5 29. Ne4 h6 30. Nd2 g6 31. Nc4
Nxc4 32. Bxc4 Bg7 33. Bxg7 Kxg7 34. Re7 Nc5 35. b4 Kf6 36. Rc7
Nxa4 37. Rd7 Ke5 38. Rxf7 Nc3 39. Rg7 a5 40. bxa5 bxa5
41. Rxg6 a4 42. Rxh6 a3 43. Bb3 Ne4 44. Kh2 a2 45. Bxa2 Rxa2
46. h4 Rxc2 47. h5 Kxd5 48. Rg6 Ke5 49. h6 Nf6 50. Kh3 Kf5
51. Rg7 Rc1 52. g4+ Kf4 53. g5 Kf3 0-1

[Event "30. NED-ch"]
[Site "Leeuwarden"]
[Date "1975.??.??"]
[EventDate "1975.04.07"]
[Round "10"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Roy G Dieks"]
[ECO "B20"]
[WhiteElo "2375"]
[BlackElo "2305"]
[PlyCount "118"]

1. e4 c5 2. g3 d6 3. Bg2 Nc6 4. c3 e5 5. Ne2 Bg4 6. h3 Bxe2
7. Qxe2 g6 8. a3 Bg7 9. b4 Nge7 10. d3 a6 11. O-O O-O 12. Nd2
cxb4 13. axb4 d5 14. Rb1 dxe4 15. dxe4 Na7 16. Bb2 Nec6
17. Nc4 f5 18. exf5 gxf5 19. Rbd1 Qe7 20. Nb6 Rad8 21. Nd5 Qf7
22. c4 b5 23. cxb5 Nxb5 24. Qc4 Rc8 25. Qa2 Kh8 26. Qxa6 Ncd4
27. Bxd4 Nxd4 28. Rc1 Rxc1 29. Rxc1 f4 30. Rc7 Qf5 31. g4 Qb1+
32. Qf1 Qb3 33. Be4 Rd8 34. Qd3 Qxd3 35. Bxd3 Nf3+ 36. Kh1
Rxd5 37. Rc8+ Bf8 38. Rxf8+ Kg7 39. Rg8+ Kf6 40. Be2 Ng5
41. h4 Ne4 42. Kg2 Rd2 43. Kf3 Nc3 44. g5+ Kf5 45. Rf8+ Kg6
46. Rf6+ Kg7 47. Bc4 h5 48. Rf7+ Kg6 49. Rf6+ Kg7 50. Be6 Rd6
51. Rf7+ Kg6 52. Rf6+ Kg7 53. Bf5 Rxf6 54. gxf6+ Kxf6 55. Be4
Kf7 56. Bc6 Ke7 57. Be4 Kd6 58. Bg6 Nd5 59. Ke4 Nxb4 1/2-1/2

[Event "Amsterdam (Netherlands)"]
[Site "Amsterdam (Netherlands)"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Nona Gaprindashvili"]
[Black "Robert G Hartoch"]
[ECO "B82"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "47"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 Nc6 7.Be3
Be7 8.Qf3 e5 9.Nxc6 bxc6 10.f5 Qa5 11.Bc4 Rb8 12.Bb3 O-O
13.O-O-O Rxb3 14.cxb3 d5 15.exd5 cxd5 16.Rxd5 Nxd5 17.Nxd5 Bd6
18.Rd1 Qxa2 19.Nf6+ gxf6 20.Bh6 Kh8 21.Bxf8 Qa1+ 22.Kc2 Qxd1+
23.Kxd1 Bxf8 24.Qa8 1-0

[Event "10, Leeuwarden NED ch"]
[Site "10, Leeuwarden NED ch"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "30"]

1.d4 g6 2.e4 Bg7 3.Nc3 d6 4.Be3 Nf6 5.f3 c6 6.Qd2 b5 7.O-O-O
b4 8.Nce2 a5 9.Bh6 Bxh6 10.Qxh6 Qc7 11.g4 Ba6 12.Qd2 Nbd7
13.g5 Nh5 14.Bh3 Nb6 15.Kb1 Nc4 1/2-1/2

[Event "NED-ch31"]
[Site "Leeuwarden"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1/2-1/2"]
[White "F Kuijpers"]
[Black "Robert G Hartoch"]
[ECO "B83"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "41"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Be7 7.O-O
O-O 8.f4 Nc6 9.Be3 e5 10.Nb3 exf4 11.Bxf4 Be6 12.Bf3 Re8
13.Kh1 Bxb3 14.axb3 Ne5 15.Rf2 Qb6 16.Rd2 h6 17.h3 a6 18.Qg1
Qc7 19.Qf2 b5 20.Re1 b4 21.Nd1 1/2-1/2

[Event "Leeuwarden NED ch"]
[Site "Leeuwarden NED ch"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Viktor Korchnoi"]
[ECO "A00"]
[WhiteElo "2405"]
[BlackElo "2645"]
[PlyCount "80"]

1. g3 e5 2. c4 c6 3. Qa4 Na6 4. Bg2 Nc5 5. Qc2 d5 6. b4 Ne6
7. Bb2 e4 8. Nh3 Nf6 9. O-O Be7 10. cxd5 cxd5 11. d3 O-O
12. dxe4 dxe4 13. Nd2 Nd4 14. Qc4 Nf3+ 15. Nxf3 exf3 16. Rfd1
Qb6 17. exf3 Be6 18. Qd4 Bxb4 19. Qh4 Bxh3 20. Bxh3 Bc5
21. Bxf6 Qxf6 22. Qxf6 gxf6 23. Rd7 b6 24. Rad1 Rfe8 25. Kf1
a5 26. a4 Re7 27. Rd8+ Rxd8 28. Rxd8+ Kg7 29. Bd7 Re5 30. Bb5
Re6 31. f4 Rd6 32. Rxd6 Bxd6 33. Bd3 Bc5 34. Kg2 h6 35. f3 Bd4
36. Kh3 Bg1 37. f5 Kf8 38. Kg2 Bd4 39. f4 Bc5 40. Kf3 Bd4
1/2-1/2

[Event "Wijk aan Zee II"]
[Site "Wijk aan Zee II"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1-0"]
[White "Viktor Kupreichik"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.Qd2 b5 6.Bd3 Ng4 7.Bg5 h6
8.Bh4 Bg7 9.h3 Nf6 10.f4 b4 11.Nce2 Qb6 12.Nf3 Ba6 13.O-O Bxd3
14.Qxd3 Qa6 15.Qe3 Nbd7 16.a3 bxa3 17.Rxa3 Qb7 18.Rb3 Nb6
19.e5 Nfd5 20.Qd3 Qd7 21.c4 Nc7 22.exd6 exd6 23.f5 g5 24.Be1
f6 25.Ba5 Rb8 26.c5 dxc5 27.dxc5 Qxd3 28.Rxd3 Nbd5 29.Ned4 Bf8
30.Bxc7 Nxc7 31.Re1+ Kd7 32.Ne6 Nd5 33.Ra1 Rb7 34.Ra6 Be7
35.Rxd5+ cxd5 36.c6 Kc8 37.cxb7 Kxb7 38.Ra5 1-0

[Event "Wijk aan Zee II"]
[Site "4"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Larry Christiansen"]
[ECO "B26"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 e5 7.Qd2 Nd4
8.Nd5 Be6 9.c4 Nf6 10.Nxf6+ Bxf6 11.Ne2 h5 12.h4 Qd7 13.Nxd4
cxd4 14.Bg5 Bg7 15.Qa5 O-O 16.O-O Rfc8 17.a4 Rc6 18.Qe1 b6
19.b4 a6 20.b5 Rc7 21.Qb4 Rca7 22.Qb2 axb5 23.axb5 Ra4 24.Rxa4
Rxa4 25.Ra1 Qa7 26.Rxa4 Qxa4 27.Bf3 f6 28.Bd2 Bg4 29.Bxg4 hxg4
30.Qb1 f5 31.h5 fxe4 32.hxg6 exd3 33.Qxd3 Qa1+ 34.Kh2 Qa8
35.Qf5 Qf3 36.Qe6+ Kh8 37.Kg1 Qd1+ 38.Kh2 Qf3 39.Kg1 1/2-1/2

[Event "9, Leeuwarden NED ch"]
[Site "9, Leeuwarden NED ch"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "42"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 c6 5.f4 Qb6 6.Qd2 Qxb2 7.Rb1
Qa3 8.Bd3 Bg7 9.Nf3 h6 10.Bh4 e5 11.fxe5 dxe5 12.Nxe5 O-O
13.Nc4 Qe7 14.O-O Nxe4 15.Qe1 Bxd4+ 16.Kh1 Bxc3 17.Bxe7 Bxe1
18.Rbxe1 Ng5 19.Bxf8 Kxf8 20.h4 Ne6 21.Nd6 Nd7 1-0

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1/2-1/2"]
[White "Luben S Popov"]
[Black "Robert G Hartoch"]
[ECO "A77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "47"]

1.c4 g6 2.d4 Bg7 3.Nc3 c5 4.d5 Nf6 5.Nf3 O-O 6.e4 d6 7.Be2 e6
8.O-O exd5 9.cxd5 Re8 10.Nd2 Nbd7 11.h3 g5 12.Nc4 Nxe4 13.Nxe4
Rxe4 14.Bd3 Rh4 15.Nxd6 Nb6 16.Nxc8 Rxc8 17.Bf5 Rc7 18.d6 Rc6
19.d7 Rd4 20.Qc2 h6 21.Be3 Nxd7 22.Bxd4 Bxd4 23.Bxd7 Qxd7
24.Rad1 1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Rob Witt"]
[ECO "C00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "35"]

1.e4 e6 2.Nf3 d5 3.Nc3 d4 4.Ne2 c5 5.d3 Nc6 6.g3 e5 7.Bg2 Bd6
8.O-O Nge7 9.Nh4 Bg4 10.h3 Be6 11.f4 f6 12.fxe5 Bxe5 13.Nf4
Bf7 14.Nf5 Nxf5 15.exf5 Qd7 16.Be4 O-O-O 17.Qf3 Kc7 18.a3
1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Juan Manuel Bellon Lopez"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "55"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 e5 7.O-O
Nbd7 8.b3 Re8 9.Re1 a5 10.Bb2 exd4 11.Nxd4 Nc5 12.a3 Bd7
13.Qd2 c6 14.Rad1 Qb6 15.f3 Rad8 16.Qf2 Bc8 17.Nde2 Qc7 18.Bc1
Qe7 19.Bf4 d5 20.exd5 Nxd5 21.Nxd5 Rxd5 22.Rxd5 cxd5 23.Bd2
Ne6 24.Qb6 Qxa3 25.Qxa5 Qxa5 26.Bxa5 Bd7 27.f4 Bc6 28.Bc3
1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "5"]
[Result "1/2-1/2"]
[White "Jaan Eslon"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "28"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.c3 Nf6 5.Nbd2 O-O 6.Bd3 Nc6 7.O-O
Re8 8.Re1 Bg4 9.h3 Bxf3 10.Nxf3 e5 11.Qb3 Rb8 12.dxe5 Nxe5
13.Nxe5 dxe5 14.Bc4 Qe7 1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Robert Murray Jamieson"]
[ECO "B33"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "95"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6
7.Bg5 a6 8.Bxf6 gxf6 9.Na3 b5 10.Nd5 f5 11.Bd3 Be6 12.Qh5 Bg7
13.O-O f4 14.Rad1 O-O 15.c3 f5 16.exf5 Bxd5 17.f6 Rxf6
18.Bxh7+ Kf8 19.Rxd5 Ne7 20.Qf3 Rh6 21.Be4 Nxd5 22.Bxd5 Ra7
23.h3 Qg5 24.g4 Re7 25.Kg2 Qh4 26.Rh1 Rf6 27.Re1 Qg5 28.Be4
Rd7 29.Rd1 Rh6 30.Nc2 Bf6 31.Nb4 Be7 32.Nd5 Bd8 33.b4 Qg7
34.a4 Ra7 35.Ra1 Qd7 36.Bc2 Kg7 37.Qd3 Bh4 38.Ra3 Qb7 39.c4
bxc4 40.Qxc4 Rh8 41.Qe4 Qf7 42.Rc3 Rh6 43.b5 axb5 44.axb5 Bd8
45.b6 Ra5 46.Bb3 Qb7 47.Bc4 Bxb6 48.Rb3 1-0

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "8"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jorge Szmetan"]
[ECO "B93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Qc7 7.Bd3
b5 8.a4 b4 9.Na2 e5 10.Nf3 Nc6 11.O-O Be7 12.Kh1 O-O 13.Bd2
Rb8 14.Nc1 Na5 15.Qe2 Nd7 16.Na2 b3 17.Bxa5 Qxa5 18.Nc3 Nf6
19.f5 bxc2 20.Qxc2 Bb7 21.Nd2 Rfc8 22.Nc4 Qc5 23.b3 d5 24.exd5
Nxd5 25.Nxd5 Bxd5 26.f6 Bxf6 27.Bxh7+ Kf8 28.Bf5 Rc7 29.Rab1
1/2-1/2

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1-0"]
[White "Fred Van der Vliet"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "123"]

1.Nf3 g6 2.g3 Bg7 3.d4 f5 4.b3 Nf6 5.Bb2 O-O 6.Bg2 d6 7.O-O c6
8.Nbd2 Na6 9.e3 Kh8 10.Qe2 Nc7 11.Ne1 Be6 12.Nd3 Qd7 13.f3
Rae8 14.Nf4 Bf7 15.e4 g5 16.Nd3 fxe4 17.fxe4 Bh5 18.Nf3 h6
19.e5 Nh7 20.Rad1 Rf7 21.c4 Ref8 22.Rf2 b6 23.Rdf1 d5 24.Qe3
Bg6 25.Nd2 Rxf2 26.Nxf2 Bf5 27.Rc1 Rc8 28.Nf1 Nf8 29.Qe2 Be6
30.Ne3 Qe8 31.Qc2 Qf7 32.Rf1 Qg6 33.Qxg6 Nxg6 34.Rc1 dxc4
35.bxc4 c5 36.d5 Bd7 37.Nd3 e6 38.Be4 Nf8 39.d6 Ne8 40.Rc2 Bc6
41.Bxc6 Rxc6 42.Kf2 Nd7 43.Ke2 Kh7 44.Kf3 Kg6 45.Nd1 h5 46.h3
Nxd6 47.exd6 Rxd6 48.Ke2 Bxb2 49.N1xb2 Rd4 50.Nf2 Kf5 51.Nbd1
Nf6 52.Ne3+ Ke5 53.Nd3+ Kd6 54.Nf2 Ke5 55.Rc3 Ne8 56.Nc2 Rd7
57.Re3+ Kf6 58.Rf3+ Kg6 59.Ne4 Re7 60.Ne1 e5 61.Rf8 g4 62.h4
1-0

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "10"]
[Result "0-1"]
[White "Zdenko Krnic"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "88"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 c6 5.Qd2 h6 6.Bh4 b5 7.a3 Bg7
8.f4 O-O 9.Nf3 d5 10.e5 Ne4 11.Qe3 f5 12.exf6 exf6 13.Nxe4
dxe4 14.Nd2 g5 15.Bg3 f5 16.fxg5 Qxd4 17.Qxd4 Bxd4 18.c3 Be3
19.gxh6 Be6 20.Be2 Bxh6 21.Rf1 Nd7 22.Bf4 Bxf4 23.Rxf4 Ne5
24.O-O-O Rad8 25.g3 Kg7 26.Nf1 Rxd1+ 27.Kxd1 Kf6 28.Ne3 Ng6
29.Rf2 Ke5 30.Bh5 Ne7 31.Be2 Rh8 32.h4 Bf7 33.Ke1 Bh5 34.Bxh5
Rxh5 35.g4 Rxh4 36.Nxf5 Rh1+ 37.Ke2 Nd5 38.Nd4 e3 39.Nxc6+ Ke4
40.Rf5 Nf4+ 41.Rxf4+ Kxf4 42.b3 Rh2+ 43.Ke1 Kxg4 44.Nd4 Kf4
0-1

[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "11"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Paul Van der Sterren"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "53"]

1.g3 c5 2.Bg2 g6 3.e4 Bg7 4.Ne2 e5 5.c4 Ne7 6.Nbc3 O-O 7.d3 d6
8.Rb1 Nbc6 9.O-O a6 10.a3 Rb8 11.b4 cxb4 12.axb4 b5 13.cxb5
axb5 14.Be3 Nd4 15.Qd2 Bg4 16.f4 Nxe2+ 17.Nxe2 d5 18.h3 Be6
19.fxe5 dxe4 20.d4 Nd5 21.Bg5 Qd7 22.Kh2 Rbc8 23.Rfc1 f6
24.exf6 Nxf6 25.Rxc8 Rxc8 26.Rf1 Ne8 27.Bh6 1/2-1/2

[Event "NED-ch op"]
[Site "Velp"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Peter Gelpke"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. e4 c5
7. Nc3 e5 8. Nd2 Nc6 9. Nc4 Nd4 10. Bg5 h6 11. Bxf6 Bxf6
12. Nd5 Bg7 13. c3 Nc6 14. a3 Ne7 15. Nxe7+ Qxe7 16. Ne3 Be6
17. f4 exf4 18. gxf4 f5 19. exf5 Bxf5 20. Nxf5 gxf5 21. Qf3
Rae8 22. Qxb7 Qxb7 23. Bxb7 Re2 24. Bd5+ Kh7 25. Rf2 Rxf2
26. Kxf2 Rb8 27. Ra2 Kg6 28. a4 Bf6 29. a5 Bg7 30. a6 Rb6
31. Ke2 h5 32. Bc4 Rb8 33. Bd5 Rb6 34. h3 h4 35. Bb7 Rb5
36. Bd5 Rb6 37. Bc4 Rb8 38. Kf3 Rb6 39. Kf2 Bh6 40. Ke3 Rb8
41. b3 Re8+ 42. Kf3 Kf6 43. Rg2 Bg7 44. Rg1 Re7 45. b4 1-0

[Event "Amsterdam IBM II"]
[Site "4"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Larry Christiansen"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Be3 c6 5.Qd2 Nd7 6.f3 e5 7.d5 c5
8.Nge2 Ne7 9.g4 h5 10.gxh5 Rxh5 11.Ng3 Rh7 12.Bd3 Nf6 13.O-O-O
Bd7 14.Bb5 a6 15.Bxd7+ Qxd7 16.Kb1 O-O-O 17.b3 b5 18.a4 b4
19.Na2 Qb7 20.Nf1 Rdh8 21.Qe2 Bh6 22.Bxh6 Rxh6 23.Ne3 Nh5
24.Nc4 Kd7 25.Nc1 Nf4 26.Qf2 g5 27.Nd3 Nxd3 28.cxd3 f6 29.Rc1
Ng6 30.Ne3 Nf4 31.Qc2 Rh3 32.Rcf1 Qb8 33.Rf2 Kc7 34.Nf5 Kd7
35.Rc1 Qc8 36.Qd2 Qb7 37.Ne3 Ke7 38.Nf5+ 1/2-1/2

[Event "Le Verdon"]
[Site "Le Verdon"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "C47"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "48"]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6 4.d4 exd4 5.Nd5 Nxe4 6.Qe2 f5
7.Bf4 d6 8.O-O-O Ne7 9.Nxe7 Bxe7 10.g4 c5 11.Bh3 fxg4 12.Qxe4
d5 13.Qe5 O-O 14.Rhg1 Bf6 15.Qh5 gxf3 16.Rg3 Bh4 17.Bxc8 Rxc8
18.Bg5 Bxg5+ 19.Rxg5 Qe8 20.Qh6 Rf7 21.Rdg1 Rcc7 22.Rxd5 Rce7
23.Kd1 Re5 24.Rxe5 Qxe5 0-1

[Event "Ch Netherlands"]
[Site "Leeuwarden (Netherlands)"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Hein Donner"]
[ECO "C45"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.e5 d5 6.Bb5 Nd7 7.O-O
Be7 8.Re1 O-O 9.Bxc6 bxc6 10.Nxd4 Nb8 11.Nd2 c5 12.N4f3 Nc6
13.Nf1 Be6 14.Bf4 Qd7 15.Ng5 Bg4 16.f3 Bf5 17.Ne3 Rad8 18.g4
Bg6 19.Ng2 Nd4 20.Rc1 f6 21.exf6 Bxf6 22.Nh3 Rde8 23.c3 Rxe1+
24.Nxe1 Ne6 25.Ng2 d4 26.Bg3 Qc6 27.Ngf4 Bf7 28.Nd3 dxc3
29.bxc3 Rd8 30.Qe2 Qa6 31.Nhf2 Bg6 32.Re1 Bxd3 33.Qxe6+ Qxe6
34.Rxe6 Bxc3 35.Bxc7 Rd7 36.Rc6 Bd4 37.Bd6 Bb5 38.Rc8+ Kf7
39.Bxc5 1/2-1/2

[Event "NED-ch33"]
[Site "Leeuwarden"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "F Kuijpers"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "50"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 Bg4 5.Be2 Nf6 6.Be3 O-O 7.Qd2
Nc6 8.O-O e5 9.d5 Ne7 10.Rad1 Nd7 11.Ng5 Bxe2 12.Qxe2 h6
13.Nh3 Kh7 14.Kh1 Ng8 15.f4 exf4 16.Rxf4 Ne5 17.Rdf1 Qd7
18.Bd4 Rae8 19.Qd1 a6 20.Ng1 h5 21.h3 Qe7 22.R4f2 Nh6 23.Nge2
c5 24.dxc6 bxc6 25.Be3 Rd8 1/2-1/2

[Event "IBM-B"]
[Site "Amsterdam"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Artur Yusupov"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.g3 d5 2.Nf3 Nf6 3.Bg2 c6 4.O-O Bg4 5.c4 Nbd7 6.cxd5 cxd5
7.d4 e6 8.Bf4 Qb6 9.Qb3 Rc8 10.Nc3 Be7 11.Rfc1 O-O 12.Ne5 Nxe5
13.Qxb6 axb6 14.Bxe5 Nd7 15.Bf4 Rc4 16.h3 g5 17.Bxd5 Rxc3
18.Rxc3 Bxh3 19.Bxb7 gxf4 20.gxf4 Bf5 21.Rc7 Rd8 22.Rac1 Kf8
23.e4 Bg6 24.Rc8 Nf6 25.f3 Nh5 26.f5 exf5 27.e5 Nf4 28.Rxd8+
Bxd8 29.Rc8 Ke7 30.d5 Nd3 31.f4 Nxf4 32.Bc6 Nxd5 33.Bxd5 Kd7
34.Rc6 Bc7 35.Kg2 Bh5 36.a4 f4 37.Rf6 Bxe5 38.Rxb6 Bd1 39.a5
Bd4 40.Rb7+ Kd6 41.Bf3 1-0

[Event "Biel"]
[Site "Biel"]
[Date "1979.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Viktor Korchnoi"]
[ECO "A49"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O cxd4 6. Nxd4 Bc5
7. Nb3 Bb6 8. c4 Nge7 9. cxd5 Nxd5 10. Na3 O-O 11. Nc4 Bc7
12. a3 Qe7 13. Bd2 Rd8 14. Qc2 e5 15. Rfd1 Be6 16. Ne3 Bb6
17. Nxd5 Bxd5 18. Bxd5 Rxd5 19. Bc3 Rxd1+ 20. Rxd1 Qe6 21. Nd2
Rc8 22. e3 h6 23. Qa4 Rd8 24. Ne4 Nd4 25. exd4 exd4 26. Qc2 f5
27. Bxd4 Qxe4 28. Qb3+ Qd5 29. Bxb6 Qxb3 30. Rxd8+ Kf7
31. Bxa7 Qxb2 32. h4 f4 33. gxf4 Qc1+ 34. Kg2 Qc7 35. Rd3 b6
36. Bxb6 Qxb6 37. Re3 Qg6+ 38. Kh3 Qg1 0-1

[Event "Leeuwarden NED ch"]
[Site "Leeuwarden NED ch"]
[Date "1979.??.??"]
[EventDate "?"]
[Round "12"]
[Result "1/2-1/2"]
[White "Gennady Sosonko"]
[Black "Robert G Hartoch"]
[ECO "E00"]
[WhiteElo "2535"]
[BlackElo "2395"]
[PlyCount "68"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2
d5 7. Nf3 c6 8. Qc2 b6 9. Nbd2 Bb7 10. e4 dxe4 11. Nxe4 Nxe4
12. Qxe4 Nd7 13. O-O Rb8 14. Rad1 c5 15. Qe3 Qc7 16. d5 exd5
17. cxd5 Rfe8 18. d6 Qd8 19. Qc3 Ba6 20. Rfe1 Be2 21. Rd5 Bxf3
22. Rxe8+ Qxe8 23. Bxf3 Rd8 24. Rd1 Qe5 25. Qa3 Nf8 26. Qxa7
Rxd6 27. Rxd6 Qxd6 28. Qa8 g6 29. Qc6 Qxc6 30. Bxc6 Ne6 31. f4
Kf8 32. Kf2 Ke7 33. Ke3 Nd4 34. Bd5 Nf5+ 1/2-1/2

[Event "13, Leeuwarden NED ch"]
[Site "13, Leeuwarden NED ch"]
[Date "1979.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Jan Timman"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "106"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 e5 4.O-O d5 5.d3 Nf6 6.Nbd2 Be7 7.e4
O-O 8.c3 d4 9.Nc4 Qc7 10.cxd4 cxd4 11.a4 Be6 12.Nfd2 Nd7 13.f4
f6 14.b3 b6 15.Ba3 Bxa3 16.Rxa3 a6 17.fxe5 fxe5 18.Nf3 h6
19.Qd2 b5 20.axb5 axb5 21.Rfa1 Rxa3 22.Nxa3 b4 23.Nc4 Bxc4
24.bxc4 Nc5 25.Qd1 g6 26.h4 b3 27.Rb1 Qa5 28.Nd2 Qa2 29.Bf1
Qc2 30.Be2 Qxd1+ 31.Bxd1 Nb4 32.Be2 Rb8 33.Nxb3 Nbxd3 34.Nd2
Rxb1+ 35.Nxb1 Nc1 36.Bf3 N1b3 37.Kf2 Kf7 38.Ke1 Ke7 39.Bd1 Nc1
40.Bf3 Kd6 41.Kd1 N1d3 42.Nd2 Kc7 43.Kc2 Kb6 44.h5 gxh5
45.Bxh5 Nf2 46.Bg6 Kc6 47.Kb2 Nh1 48.Nf1 Nf2 49.Nd2 Nh1 50.Nf1
Nb7 51.Bh5 Nd6 52.Bf3 Nxc4+ 53.Kb3 Nxg3 0-1

[Event "Leeuwarden NED ch"]
[Site "Leeuwarden NED ch"]
[Date "1979.??.??"]
[EventDate "?"]
[Round "8"]
[Result "1/2-1/2"]
[White "John Van der Wiel"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "?"]
[BlackElo "2395"]
[PlyCount "32"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6
7. O-O e5 8. dxe5 dxe5 9. f5 Nb4 10. Bg5 Nxd3 11. cxd3 h6
12. Bh4 gxf5 13. Kh1 Qd6 14. exf5 Bxf5 15. Bxf6 Qxf6 16. Nh4
Qxh4 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden"]
[Date "1979.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Gert Ligterink"]
[ECO "B20"]
[WhiteElo "2196"]
[BlackElo "2405"]
[PlyCount "21"]

1.e4 c5 2.b3 e6 3.Bb2 Nc6 4.Nf3 Nf6 5.e5 Nd5 6.Nc3 Nxc3 7.Bxc3
Be7 8.g3 O-O 9.Bg2 d5 10.exd6 Qxd6 11.O-O 1/2-1/2

[Event "Limoges"]
[Site "?"]
[Date "1980.??.??"]
[EventDate "1980.??.??"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Hebert Perez Garcia"]
[ECO "A07"]
[WhiteElo "2430"]
[BlackElo "2245"]
[PlyCount "29"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 Nd7 5. Nbd2 e6 6. O-O Bd6
7. b3 Ne7 8. Bb2 O-O 9. e4 Ng6 10. h3 Bxf3 11. Nxf3 Qc7
12. Qe2 a5 13. a4 Rae8 14. Rfe1 Qd8 15. e5 1/2-1/2

[Event "05, Leeuwarden"]
[Site "05, Leeuwarden"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Jan Timman"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "127"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 c5 7.dxc5
Qa5 8.Bd3 Ng4 9.Bd2 Qxc5 10.Qe2 Nf6 11.O-O-O Nc6 12.Na4 Nd4
13.Qe3 Ng4 14.Nxc5 Nxe3 15.Bxe3 dxc5 16.Bxd4 cxd4 17.e5 Rd8
18.h3 f6 19.Bc4+ Kf8 20.e6 b6 21.Rxd4 Rxd4 22.Nxd4 Bb7 23.Rg1
f5 24.Ne2 Rc8 25.Bb3 Ba6 26.Re1 Bf6 27.Nc3 Bxc3 28.bxc3 Kg7
29.Rd1 Kf6 30.Rd4 Rxc3 31.Kd2 Rc6 32.Rd7 Bc8 33.Rxa7 Bxe6
34.a4 Bc8 35.Kd3 e6 36.h4 Rd6+ 37.Kc3 Bd7 38.Ra8 Bc6 39.Rf8+
Ke7 40.Rh8 h5 41.Rb8 Bd7 42.Ra8 Rc6+ 43.Kd3 Rd6+ 44.Ke3 Kf6
45.g3 Ke7 46.Bc4 Be8 47.Bb5 Bf7 48.c4 Kf6 49.Ra7 Bg8 50.Rd7
Rxd7 51.Bxd7 e5 52.fxe5 Kxe5 53.c5 bxc5 54.a5 Be6 55.Bc6 c4
56.Bb5 c3 57.a6 Bc8 58.a7 Bb7 59.Kd3 Kd6 60.Kxc3 Kc5 61.Be8
Kb6 62.Bxg6 Kxa7 63.Bxh5 Kb6 64.Kd4 1-0

[Event "Leeuwarden NED ch"]
[Site "Leeuwarden NED ch"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1-0"]
[White "John Van der Wiel"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "2465"]
[BlackElo "2405"]
[PlyCount "115"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5
7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Bg4 10. Bd3 Nc6 11. Qe1 Bxf3
12. Rxf3 Nb4 13. Be3 Nxd3 14. cxd3 Qc6 15. Bd4 Qd7 16. Qh4 Ng4
17. Bxg7 Kxg7 18. f5 Nf6 19. Raf1 h6 20. d4 g5 21. Qh3 Ng8
22. e5 dxe5 23. dxe5 Qd4 24. f6+ exf6 25. exf6+ Kh8 26. Rf5
Rae8 27. Rxg5 Qxf6 28. Rgf5 Qg7 29. Qf3 Re6 30. g3 Ne7
31. Rxf7 Rxf7 32. Qxf7 Qxf7 33. Rxf7 Kg8 34. Rf4 Re1+ 35. Kg2
Nc6 36. Rf6 Rc1 37. Rxh6 Rc2+ 38. Kh3 Rxb2 39. Re6 Rc2 40. Re3
a6 41. a4 Rb2 42. Nd5 Kf7 43. Re4 b5 44. axb5 axb5 45. g4 Rd2
46. Rf4+ Kg7 47. Nc7 Ne5 48. Rf5 Ng6 49. Ne6+ Kg8 50. Nf4
Nxf4+ 51. Rxf4 Rb2 52. Rf6 Kg7 53. Rb6 b4 54. Kg3 b3 55. h4
Rb1 56. Kf4 b2 57. Kg5 Kf7 58. h5 1-0

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1-0"]
[White "Fred Van der Vliet"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "2395"]
[BlackElo "2405"]
[PlyCount "59"]

1.Nf3 Nf6 2.g3 d5 3.c4 c6 4.cxd5 cxd5 5.Bg2 Nc6 6.d4 Bg4 7.Ne5
e6 8.Nxg4 Nxg4 9.e4 Nf6 10.exd5 Nxd5 11.O-O Be7 12.Nc3 O-O
13.Nxd5 exd5 14.Be3 Bf6 15.Rc1 Rc8 16.Rc5 Qb6 17.Qd2 Be7
18.Rxd5 Nb4 19.Rd7 Qe6 20.Rxb7 Rc2 21.Qd1 Rfc8 22.d5 Qf6
23.Bh3 R8c4 24.b3 Rc7 25.Rb8+ Bf8 26.d6 R7c6 27.d7 Rd6
28. d8=Q Rxd8 29.Rxd8 Rxa2 30.Bc5 1-0

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Hans Ree"]
[ECO "A48"]
[WhiteElo "2405"]
[BlackElo "2485"]
[PlyCount "49"]

1.Nf3 Nf6 2.d4 g6 3.Bg5 Bg7 4.Nbd2 O-O 5.e4 d6 6.Bd3 h6 7.Bh4
Nc6 8.c3 Nh5 9.O-O Qe8 10.d5 Nd8 11.Nd4 Nf4 12.Bc4 e5 13.Ne2
g5 14.Bg3 f5 15.f3 Qg6 16. Bf2 Nxe2+ 17.Bxe2 f4 18.g4 fxg3
19.hxg3 g4 20.Kg2 gxf3+ 21.Bxf3 Nf7 22.Bh5 Qg5 23.Qe2 Bf6
24.Be3 Qg7 25.Rh1 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Jan Hein Donner"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "2475"]
[BlackElo "2405"]
[PlyCount "66"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Bd3 O-O 7.Nge2 e6
8.h3 exd5 9.exd5 Nbd7 10.f4 a6 11.a4 Nh5 12.O-O f5 13.Be3 Re8
14.Bf2 Nf8 15.Qd2 Bd7 16.Ra3 a5 17.Kh1 b6 18.Ng1 Ra7 19.Be2
Nf6 20.Bh4 Bc8 21.Nf3 Rae7 22.Bd3 N8d7 23.Rg1 Nb8 24.Raa1 Na6
25.Raf1 Nb4 26.Bb1 Kh8 27.Nh2 Re3 28.Bf2 R3e7 29.g4 Rf7
30.gxf5 Bxf5 31.Bxf5 gxf5 32.Nf3 h6 33.Bh4 Qd7 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Herman Grooten"]
[ECO "A46"]
[WhiteElo "2405"]
[BlackElo "?"]
[PlyCount "97"]

1.Nf3 Nf6 2.d4 e6 3.g3 b5 4.Bg2 Bb7 5.O-O c5 6.c3 Qb6 7.Bg5
Ne4 8.Be3 d6 9.Nbd2 Nd7 10.dxc5 dxc5 11.a4 Nxd2 12.Qxd2 Be7
13.axb5 Qxb5 14.c4 Qb6 15. Rfd1 Nf6 16.Ne5 Bxg2 17.Kxg2 O-O
18.f3 Rfd8 19.Qc2 h6 20.Rxd8+ Rxd8 21.Nd3 e5 22.b4 e4 23.Nxc5
exf3+ 24.exf3 Qxb4 25.Na6 Qb7 26.Qb1 Qc8 27.Qb5 Rd3 28.Bxa7
Qe6 29.Rf1 Ra3 30.Nc7 Qe2+ 31.Rf2 Qe1 32.Bd4 Ra5 33.Qb7 Rg5
34. Qa8+ Kh7 35.Ne8 Nxe8 36.Qxe8 Qe6 37.Qa4 h5 38.Qc2+ Kg8
39.Re2 Qd6 40.Qe4 Rg6 41.Qxe7 Qxd4 42.Qe8+ Kh7 43.Qxf7 Qd3
44.Re5 Qd2+ 45.Kh3 Kh6 46.Re8 Kh7 47.Qg8+ Kh6 48.Qh8+ Kg5
49.f4+ 1-0

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Gert Ligterink"]
[ECO "A04"]
[WhiteElo "2405"]
[BlackElo "2430"]
[PlyCount "23"]

1.Nf3 c5 2.g3 Nc6 3.c4 g6 4.Bg2 Bg7 5.O-O e6 6.e3 Nge7 7.Nc3
O-O 8.d4 cxd4 9.Nxd4 Nxd4 10.exd4 d5 11.cxd5 Nxd5 12.Nxd5
1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "8"]
[Result "1/2-1/2"]
[White "Hans Bohm"]
[Black "Robert G Hartoch"]
[ECO "E61"]
[WhiteElo "2390"]
[BlackElo "2405"]
[PlyCount "60"]

1.d4 g6 2.c4 Bg7 3.Nc3 Nf6 4.g3 O-O 5.Bg2 d6 6.e3 Nbd7 7.Nge2
e5 8.b3 Re8 9.Ba3 exd4 10.exd4 Nf8 11.O-O Rb8 12.h3 h5 13.Qd2
Bf5 14.Rae1 Qd7 15.Kh2 N8h7 16.Ng1 c6 17.Qf4 d5 18.cxd5 Nxd5
19.Nxd5 cxd5 20.Rxe8+ Rxe8 21.Rc1 g5 22.Qd2 Be4 23.f3 Bf5
24.g4 hxg4 25.fxg4 Be4 26.Nf3 f6 27.Ne1 Bf8 28.Bxf8 Nxf8
29.Bxe4 Rxe4 30.Qf2 Qd6+ 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Rini Kuijf"]
[ECO "B64"]
[WhiteElo "2405"]
[BlackElo "?"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2
Be7 8.O-O-O O-O 9.f4 h6 10.Bh4 Bd7 11.Ndb5 d5 12.e5 Ne4
13.Bxe7 Nxd2 14.Bxd8 Nxf1 15. Rhxf1 Raxd8 16.g3 a6 17.Nd4 f6
18.exf6 gxf6 19.Rfe1 Nxd4 20.Rxd4 Kf7 21. Ne2 Ke7 22.f5 e5
23.Rxd5 Bxf5 24.Nc3 Ke6 25.Rc5 Rc8 26.Ne4 h5 27.Re3 h4 28.Rxc8
Rxc8 29.Rc3 Rxc3 30.Nxc3 hxg3 31.hxg3 Bg6 32.Nd1 f5 33.Kd2 f4
34. gxf4 exf4 35.Nf2 Ke5 36.c3 Bf7 37.b3 Bd5 38.Kd3 Bc6 39.Ke2
Bd5 40.Nd3+ Kf5 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "10"]
[Result "1-0"]
[White "Paul Van der Sterren"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "2440"]
[BlackElo "2405"]
[PlyCount "73"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Na6 7.O-O
c5 8.d5 Nc7 9.Qe1 Bg4 10.f5 Bxf3 11.Rxf3 Nd7 12.Qh4 Bf6 13.Bg5
Bxg5 14.Qxg5 f6 15.Qh6 g5 16.h4 gxh4 17.Rh3 Rf7 18.Ne2 Ne5
19.Nf4 Rg7 20.Qxh4 Nf7 21.a4 Ng5 22. Re3 a6 23.Qe1 b5 24.c3 c4
25.Be2 Nf7 26.Bh5 Ne5 27.Qh4 bxa4 28.Rh3 Rb8 29. Bg6 Nxg6
30.fxg6 hxg6 31.Ne6 Nxe6 32.Qh8+ Kf7 33.dxe6+ Kxe6 34.Qxg7
Qb6+ 35.Kh2 Qxb2 36.Qxg6 Rb5 37.Qg4+ 1-0

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "11"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Paul Boersma"]
[ECO "A48"]
[WhiteElo "2405"]
[BlackElo "2335"]
[PlyCount "49"]

1.Nf3 Nf6 2.d4 g6 3.Bg5 Bg7 4.Nbd2 c5 5.c3 cxd4 6.cxd4 O-O
7.e3 Nc6 8.Be2 d6 9.O-O h6 10.Bh4 Bf5 11.Qb3 Rb8 12.Rfc1 Be6
13.Qa3 Qb6 14.Nc4 Qb4 15. Qxb4 Nxb4 16.a3 Nc6 17.b4 Rfc8
18.Nfd2 b5 19.Bxf6 Bxf6 20.Na5 Nxa5 21.bxa5 Bd7 22.Ne4 Bg7
23.Nc3 e5 24.Nd5 Kf8 25.dxe5 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "12"]
[Result "1/2-1/2"]
[White "Kick Langeweg"]
[Black "Robert G Hartoch"]
[ECO "A43"]
[WhiteElo "2455"]
[BlackElo "2405"]
[PlyCount "64"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.Bg5 Bb7 5.Bxf6 exf6 6.e4 a6 7.Be2
Qb6 8.O-O Bd6 9.c4 b4 10.Nbd2 O-O 11.Nh4 Be5 12.Rb1 d6 13.Kh1
Bc8 14.Bg4 Nd7 15.f4 Bd4 16.Nf5 Re8 17.Qa4 Ra7 18.Nb3 g6
19.Ng3 f5 20.Nxd4 cxd4 21.exf5 Nf6 22. Bh3 Rae7 23.fxg6 hxg6
24.Bxc8 Rxc8 25.f5 Ng4 26.Qd1 Ne3 27.Qf3 Qd8 28.fxg6 fxg6
29.Qf6 Qe8 30.Qxd4 Rxc4 31.Qd3 Nxf1 32.Rxf1 Rh4 1/2-1/2

[Event "NED-ch"]
[Site "Leeuwarden NED"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "13"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Coen Stehouwer"]
[ECO "E07"]
[WhiteElo "2405"]
[BlackElo "?"]
[PlyCount "53"]

1.Nf3 Nf6 2.d4 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.c4 Nbd7 7.b3
c6 8.Nc3 b6 9.Bb2 Ba6 10.Nd2 b5 11.c5 e5 12.dxe5 Ng4 13.b4
Ngxe5 14.Qc2 f5 15.Rad1 Bb7 16.Nb3 Nc4 17.Nd4 Qc8 18.Bc1 Nde5
19.Bh3 g6 20.e4 dxe4 21.Nxe4 a5 22.a3 Rd8 23.Qe2 Re8 24.Nc3
Bf6 25.Qc2 Qc7 26.Bg2 Rad8 27.Nde2 1/2-1/2

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1982.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1-0"]
[White "Vlastimil Hort"]
[Black "Robert G Hartoch"]
[ECO "A80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "120"]

1.d4 f5 2.Bg5 Nf6 3.Nd2 d5 4.Bxf6 exf6 5.e3 Be6 6.Ne2 Bd6 7.c4
dxc4 8.Nc3 Nd7 9.Bxc4 Bxc4 10.Nxc4 Nb6 11.Nxd6+ Qxd6 12.Qf3
Qc6 13.Qxf5 Qxg2 14.O-O-O O-O 15.Rhg1 Qc6 16.d5 Qd7 17.Qxd7
Nxd7 18.Nb5 Nb6 19.d6 cxd6 20.Nxd6 Rab8 21.h4 Rfd8 22.h5 Rd7
23.Rd4 Rbd8 24.Rgd1 Kf8 25.Kb1 Ke7 26.Nf5+ Kf8 27.Nd6 Ke7
28.Nf5+ Kf8 29.h6 gxh6 30.Rh1 Rxd4 31.Nxd4 Rd5 32.Rxh6 Kg7
33.Rh1 h5 34.Kc2 Nc8 35.Kd3 Ne7 36.f4 Kh6 37.e4 Rd8 38.Ke3 Rg8
39.Rc1 Rc8 40.Rd1 Kg6 41.Ne6 Re8 42.Nc7 Rh8 43.Rd7 Rh7 44.Ne6
Kh6 45.Nd4 Nc6 46.Nf5+ Kg6 47.Nh4+ Kh6 48.Nf5+ Kg6 49.Nh4+ Kh6
50.Rd6 Kg7 51.Kf3 Kf7 52.a3 a5 53.a4 Rg7 54.Nf5 Rg1 55.Rd7+
Kf8 56.Rxb7 Rf1+ 57.Kg3 Rg1+ 58.Kf2 Rb1 59.Rb6 Nb4 60.Rxf6+
Ke8 1-0

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1982.??.??"]
[EventDate "?"]
[Round "1"]
[Result "0-1"]
[White "Anthony Miles"]
[Black "Robert G Hartoch"]
[ECO "A80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "120"]

1.d4 f5 2.Nc3 Nf6 3.Bg5 d5 4.Bxf6 exf6 5.e3 c6 6.Bd3 Qb6 7.Rb1
Be6 8.Qf3 g6 9.g4 f4 10.Nge2 Bb4 11.Qxf4 Nd7 12.Kd2 O-O-O
13.a3 Be7 14.Na4 Qa5+ 15.Nac3 Qc7 16.Qxc7+ Kxc7 17.Nf4 Bf7
18.h4 Bd6 19.Nce2 Ne5 20.dxe5 fxe5 21.Nh3 e4 22.Ng5 Rd7
23.Nxf7 Rxf7 24.f4 Re8 25.Rbf1 Rfe7 26.Bb5 cxb5 27.Nd4 Bc5
28.c3 Bxd4 29.cxd4 Re6 30.h5 Rc6 31.hxg6 hxg6 32.Rh7+ Kb6
33.Rc1 a5 34.Rh6 b4 35.axb4 axb4 36.g5 Rg8 37.Rc2 Rg7 38.Kc1
Kb5 39.b3 Rc3 40.Kb2 Rgc7 41.Rxc3 bxc3 42.Kc2 Kb4 43.f5 gxf5
44.Rb6+ Ka5 45.Rf6 b5 46.Rxf5 Kb4 47.Rxd5 Rh7 48.Rc5 Rh2+
49.Kb1 Rg2 50.Rf5 Kxb3 51.Rxb5+ Kc4+ 52.Rc5+ Kd3 53.d5 Rxg5
54.Ka2 Rg6 55.Ka3 c2 56.Kb4 Rb6+ 57.Ka5 Rb1 58.d6 c1=Q 59.Rxc1
Rxc1 60.d7 Ra1+ 0-1

[Event "Amsterdam OHRA"]
[Site "Amsterdam OHRA"]
[Date "1982.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "John Van der Wiel"]
[ECO "B21"]
[WhiteElo "2390"]
[BlackElo "2470"]
[PlyCount "32"]

1. e4 c5 2. f4 e6 3. Nc3 d5 4. d3 Nc6 5. Nf3 Nf6 6. Bd2 b6
7. e5 Ng8 8. g3 Nge7 9. Bg2 Nf5 10. O-O h5 11. Ne2 Qd7 12. Qe1
Ba6 13. Qf2 Rc8 14. Rfe1 Be7 15. a3 g6 16. Rad1 Kf8 1/2-1/2

[Event "Hoogovens M-4K"]
[Site "Wijk aan Zee"]
[Date "1982.??.??"]
[EventDate "?"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "F Kuijpers"]
[ECO "E05"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "27"]

1.d4 Nf6 2.Nf3 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.c4 dxc4 7.Ne5
Nc6 8.Nxc6 bxc6 9.Na3 Bxa3 10.bxa3 Nd5 11.Qc2 Ba6 12.a4 Qe7
13.e4 Nb4 14.Qc3 1/2-1/2

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1982.??.??"]
[EventDate "?"]
[Round "8"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Gert Jan Timmerman"]
[ECO "A45"]
[WhiteElo "2430"]
[BlackElo "2350"]
[PlyCount "129"]

1.d4 Nf6 2.Bg5 Ne4 3.Bf4 c5 4.d5 Qb6 5.Bc1 e6 6.f3 Nf6 7.c4
Qb4+ 8.Nc3 Qxc4 9.e4 Qb4 10.Bd2 Qb6 11.Bc4 d6 12.Nge2 e5 13.a4
Be7 14.g4 h5 15.g5 Nh7 16.Rg1 Nf8 17.f4 exf4 18.Nxf4 Bg4 19.a5
Qc7 20.Qa4+ Bd7 21.Qc2 Na6 22.Nb5 Bxb5 23.Bxb5+ Kd8 24.Bc3 Rh7
25.Bxa6 bxa6 26.O-O-O Kc8 27.g6 fxg6 28.e5 Rh6 29.Nxg6 Nxg6
30.Rxg6 Rxg6 31.Qxg6 Kb7 32.Qxg7 dxe5 33.Qxe5 Qxe5 34.Bxe5 Bd8
35.Rg1 Bxa5 36.Rg7+ Kb6 37.Rh7 Re8 38.Rxh5 Kb5 39.Kc2 Kc4
40.b3+ Kb5 41.Kd3 Bb6 42.Ke4 Bc7 43.Kf4 Bxe5+ 44.Rxe5 Rh8
45.Re7 c4 46.bxc4+ Kxc4 47.d6 Rxh2 48.Rc7+ Kb5 49.Ke5 a5 50.d7
Rd2 51.Ke6 a4 52.Rb7+ Kc4 53.Rxa7 Kb3 54.Rb7+ Ka2 55.Rb5 Rxd7
56.Kxd7 a3 57.Kd6 Ka1 58.Kc5 a2 59.Kb4 Kb2 60.Kc4+ Kc1 61.Ra5
Kb2 62.Rb5+ Kc1 63.Ra5 Kb2 64.Rb5+ Kc1 65.Ra5 1/2-1/2

[Event "Bergen Int.Competitie 1982-83"]
[Site "?"]
[Date "1983.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Hebert Perez Garcia"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "2245"]
[PlyCount "37"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e4 d6 6. c3 Nc6
7. Bb5 Bd7 8. O-O Qe8 9. a4 e5 10. d5 Ne7 11. Bxf6 Bxf6
12. Bxd7 Qxd7 13. Qb3 c6 14. dxc6 bxc6 15. Rfd1 Qc7 16. Nc4 d5
17. exd5 cxd5 18. Ne3 Rab8 19. Qa2 1/2-1/2

[Event "Amsterdam OHRA II"]
[Site "Amsterdam OHRA II"]
[Date "1984.??.??"]
[EventDate "?"]
[Round "8"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jeroen Piket"]
[ECO "B07"]
[WhiteElo "2355"]
[BlackElo "?"]
[PlyCount "51"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 c6
7. a4 Nbd7 8. h3 Qc7 9. O-O e5 10. Be3 b6 11. Qd2 Bb7 12. f4
Rfe8 13. dxe5 dxe5 14. f5 Rad8 15. Bh6 Bxh6 16. Qxh6 Qd6
17. g4 Qf8 18. Qh4 h6 19. fxg6 fxg6 20. Rf2 Qg7 21. Raf1 Rf8
22. Qg3 Nh7 23. Qe3 Rxf2 24. Rxf2 Ng5 25. Bf1 Nf8 26. Nc1
1/2-1/2

[Event "London"]
[Site "London"]
[Date "1984.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Paul E Littlewood"]
[Black "Robert G Hartoch"]
[ECO "A67"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "46"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6
7. f4 Bg7 8. Bb5+ Nbd7 9. e5 dxe5 10. fxe5 Nh5 11. e6 Qh4+
12. g3 Nxg3 13. Nf3 Bxc3+ 14. bxc3 Qe4+ 15. Kf2 Nxh1+ 16. Qxh1
fxe6 17. dxe6 O-O 18. exd7 Bxd7 19. Bxd7 Rf7 20. Bb5 c4
21. Bh6 Qh4+ 22. Kg2 Qg4+ 23. Kf2 Qh4+ 1/2-1/2

[Event "Amsterdam"]
[Site "02"]
[Date "1985.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Borislav Ivkov"]
[ECO "B08"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.Be2 Nf6 5.Nc3 O-O 6.O-O Bg4 7.Be3
Nc6 8.Qd2 e5 9.dxe5 dxe5 10.Rad1 Qxd2 11.Rxd2 Rfd8 12.Rfd1
Rxd2 13.Rxd2 Ne8 14.Nd5 Bxf3 15.Bxf3 Nd4 16.c3 Nxf3+ 17.gxf3
Bf8 18.f4 f6 19.fxe5 fxe5 20.Bg5 Bd6 21.Nf6+ Nxf6 22.Bxf6 Kf7
23.Bg5 Ke6 24.Kf1 c6 25.Ke2 Be7 26.Rd3 Rh8 27.c4 Bd6 28.Be3 b6
29.Rc3 Rb8 30.Rb3 Bc7 31.a4 a6 32.Bg5 Bd6 33.Be3 1/2-1/2

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1985.??.??"]
[EventDate "?"]
[Round "08"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jeroen Piket"]
[ECO "B50"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "67"]

1. e4 c5 2. Nf3 d6 3. g3 Nc6 4. Bg2 g6 5. O-O Bg7 6. Nc3 e6
7. d3 Rb8 8. Bg5 Nge7 9. Qd2 O-O 10. Bh6 b5 11. Nd1 Nd4
12. Bxg7 Nxf3+ 13. Bxf3 Kxg7 14. Bg2 e5 15. Ne3 Be6 16. f4 f6
17. Rf2 Rb6 18. Raf1 exf4 19. Rxf4 d5 20. exd5 Bxd5 21. Nxd5
Nxd5 22. Re4 Rd6 23. Rfe1 Rf7 24. a3 Qb6 25. Qf2 Nc7 26. Qe3
Nd5 27. Qf2 Nc7 28. Re7 Rd7 29. Rxd7 Rxd7 30. Qe3 Qd6 31. Bh3
Rf7 32. Bg2 Rd7 33. Qe4 Kf7 34. Bh3 1/2-1/2

[Event "Amsterdam (Netherlands)"]
[Site "It"]
[Date "1985.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Leon Pliester"]
[Black "Robert G Hartoch"]
[ECO "C26"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "123"]

1.e4 e5 2.Nc3 Nf6 3.g3 Nc6 4.Bg2 Bc5 5.d3 a6 6.Be3 Nd4 7.Nf3
d6 8.Bxd4 exd4 9.Ne2 Bg4 10.Qd2 Bxf3 11.Bxf3 c6 12.O-O Nd7
13.Bg2 O-O 14.Kh1 a5 15.c3 Qf6 16.f4 a4 17.g4 g6 18.g5 Qg7
19.a3 Bb6 20.Rab1 Ba5 21.Qc2 Bb6 22.Bh3 Rfd8 23.f5 Qe5 24.cxd4
Qe7 25.b3 Qxg5 26.fxg6 hxg6 27.bxa4 Ra6 28.Rf3 Qe7 29.a5 Bxa5
30.Rxb7 d5 31.exd5 cxd5 32.Bxd7 Rxd7 33.Qc8+ Rd8 34.Rxe7 Rxc8
35.Rfxf7 Bd2 36.Rg7+ Kh8 37.Rh7+ Kg8 38.Reg7+ Kf8 39.Rb7 Kg8
40.Rbg7+ Kf8 41.Ra7 Rxa7 42.Rxa7 Re8 43.Ng1 Re3 44.Kg2 Rxd3
45.Nf3 Bf4 46.Nh4 Rd2+ 47.Kf3 Bxh2 48.Nxg6+ Ke8 49.Ke3 Rd1
50.Ne5 Re1+ 51.Kd2 Re4 52.Nc6 Bf4+ 53.Kc3 Re3+ 54.Kc2 Bd6
55.a4 Re2+ 56.Kd3 Re1 57.a5 Rc1 58.Ne5 Rc7 59.Rxc7 Bxc7 60.a6
Bb6 61.Nc6 Kd7 62.a7 1-0

[Event "Dutch championship"]
[Site "?"]
[Date "1985.??.??"]
[EventDate "1985.??.??"]
[Round "11"]
[Result "1/2-1/2"]
[White "Gerard Welling"]
[Black "Robert G Hartoch"]
[ECO "A66"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "79"]

1. d4 g6 2. c4 c5 3. d5 Bg7 4. Nc3 Nf6 5. e4 d6 6. Be2 O-O
7. f4 e6 8. Nf3 exd5 9. e5 Nfd7 10. cxd5 dxe5 11. O-O e4
12. Nxe4 Nf6 13. Nxf6+ Qxf6 14. Be3 b6 15. Ne5 Nd7 16. Nc6 Re8
17. Bc1 Bb7 18. a4 Nb8 19. Ne5 Qd6 20. Bf3 Nd7 21. Nc4 Qf6
22. Ra2 Rad8 23. b3 Qd4+ 24. Kh1 Nf6 25. Rd2 Qxf4 26. Rd3 Qh4
27. g3 Qh3 28. Bg5 Qf5 29. Bxf6 Qxf6 30. d6 Bxf3+ 31. Rdxf3
Qd4 32. Qxd4 cxd4 33. Rxf7 Rf8 34. Rxf8+ Bxf8 35. Rd1 Bxd6
36. Rxd4 Bc7 37. Rxd8+ Bxd8 38. Kg2 Bc7 39. Kf3 Kf7 40. Ke4
1/2-1/2

[Event "NED-ch op"]
[Site "Dieren"]
[Date "1985.??.??"]
[EventDate "?"]
[Round "6"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Gert Jan Timmerman"]
[ECO "A94"]
[WhiteElo "2430"]
[BlackElo "2350"]
[PlyCount "82"]

1.Nf3 f5 2.d4 Nf6 3.g3 e6 4.Bg2 Be7 5.O-O O-O 6.c4 d5 7.b3 c6
8.Ba3 Bxa3 9.Nxa3 Qe7 10.Nc2 Bd7 11.Nce1 Be8 12.Nd3 Nbd7
13.Nfe5 Nxe5 14.dxe5 Ne4 15.Rc1 Rd8 16.cxd5 exd5 17.Qc2 b6
18.b4 h5 19.f3 Ng5 20.e3 Ne6 21.Rfd1 h4 22.Qb2 hxg3 23.hxg3 g5
24.f4 Rf7 25.Kf2 Rh7 26.Rh1 Rxh1 27.Bxh1 c5 28.bxc5 bxc5
29.Qa3 d4 30.Nxc5 d3 31.Qb3 d2 32.Rd1 Bf7 33.Nxe6 Bxe6 34.Qc3
Qd7 35.fxg5 Bxa2 36.Bf3 Be6 37.g6 Kg7 38.Qb4 Kxg6 39.Qh4 Kg7
40.Qf6+ Kg8 41.Rh1 d1=N+ 1-0

[Event "1, OHRA-B Amsterdam Hiarcs 7.32 (10s)"]
[Site "1, OHRA-B Amsterdam Hiarcs 7.32 (10s)"]
[Date "1986.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Fernando Braga"]
[Black "Robert G Hartoch"]
[ECO "C43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "58"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6
Nxd6 7. Bg5 Nc6 8. Qe3+ Be7 9. Bxe7 Qxe7 10. Qxe7+ Kxe7
11. Nc3 Bg4 12. O-O-O Rae8 13. Bb5 Kd7 14. Bxc6+ bxc6 15. Rd3
Bxf3 16. Rxf3 Re5 17. Rd1 f6 18. b3 Rhe8 19. Rd4 Kc8 20. Ra4
Kb7 21. Rg4 R8e7 22. Na4 a5 23. Rh4 h6 24. Rc3 Nb5 25. Rc5
Re1+ 26. Kb2 Rf1 27. Rf5 Ree1 28. Nc3 Nxc3 29. Kxc3 Re2
1/2-1/2

[Event "Amsterdam OHRA II"]
[Site "Amsterdam OHRA II"]
[Date "1986.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Slavoljub Marjanovic"]
[Black "Robert G Hartoch"]
[ECO "C42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O
Bg4 8.Re1 Be7 9.c4 Nf6 10.cxd5 Bxf3 11.Qxf3 Qxd5 12.Qxd5 Nxd5
13.Nc3 Ndb4 14.Be4 Nxd4 15.Be3 Rd8 16.Bxd4 Rxd4 17.a3 Nc6
18.Nb5 Rd2 19.Rad1 Rxd1 20.Rxd1 h5 21.Nxc7+ Kf8 22.Nd5 Rh6
23.g3 Rd6 24.Rc1 Bd8 25.Ne3 Bg5 26.Rc3 Bxe3 1/2-1/2

[Event "OHRA-B"]
[Site "Amsterdam"]
[Date "1986.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "Maia Chiburdanidze"]
[Black "Robert G Hartoch"]
[ECO "C43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "24"]

1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Qxd4 d5 6.exd6 Nxd6
7.Nc3 Nc6 8.Qf4 g6 9.Bd2 Bg7 10.O-O-O O-O 11.Nb5 a6 12.Nbd4
Nxd4 1/2-1/2

[Event "Ostend (Belgium)"]
[Site "It"]
[Date "1987.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "John Fedorowicz"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "84"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 Nf6 4.c4 e6 5.O-O Be7 6.Nc3 a6 7.b3
O-O 8.Bb2 Rb8 9.d4 cxd4 10.Nxd4 Nxd4 11.Qxd4 Qc7 12.Rac1 b6
13.e4 d6 14.h3 Rd8 15.Kh2 Bb7 16.f4 Bf8 17.Qe3 Ba8 18.g4 Nd7
19.Ne2 Rbc8 20.Ng3 Qb8 21.g5 b5 22.cxb5 axb5 23.h4 Rxc1
24.Rxc1 b4 25.h5 Rc8 26.Rxc8 Qxc8 27.Qd2 Qa6 28.Bd4 Bc6 29.f5
Ne5 30.fxe6 fxe6 31.Bxe5 dxe5 32.Bf1 Qc8 33.Bc4 g6 34.Qe2 Qe8
35.Qg4 Bd7 36.hxg6 hxg6 37.Ne2 Qf7 38.Kg2 Bd6 39.Ng1 Kf8
40.Qf3 Qxf3+ 41.Nxf3 Bc6 42.Bd3 Ke7 1/2-1/2

[Event "Wijk aan Zee (Netherlands)"]
[Site "It"]
[Date "1987.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Nona Gaprindashvili"]
[Black "Robert G Hartoch"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "59"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Be2 O-O 7.Bg5 h6
8.Bf4 e6 9.dxe6 Bxe6 10.Qd2 Qb6 11.Bxh6 Bxh6 12.Qxh6 Qxb2
13.Rc1 Nc6 14.h4 Ne5 15.Nh3 Nfg4 16.Qf4 Kg7 17.O-O Nf6 18.Qg3
Bxh3 19.Qxh3 Nxe4 20.Nxe4 Qxe2 21.Nxd6 Rad8 22.Rcd1 f6 23.Rfe1
Qc2 24.Rd5 Nf7 25.Re7 Qc1+ 26.Kh2 Qf4+ 27.Qg3 Qxg3+ 28.Kxg3
Rb8 29.Rxc5 Kg8 30.Rcc7 1-0

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1987.??.??"]
[EventDate "?"]
[Round "09"]
[Result "1/2-1/2"]
[White "Jeroen Piket"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "70"]

1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. h3 O-O 6. Nf3 Nbd7
7. e5 Ne8 8. Bc4 Nb6 9. Bb3 c6 10. Qd2 Nc7 11. Bh6 dxe5
12. Bxg7 Kxg7 13. Nxe5 Nbd5 14. Ne4 Ne6 15. O-O-O Nf6 16. Rhe1
a5 17. a3 a4 18. Ba2 Qa5 19. Qxa5 Rxa5 20. Bxe6 Bxe6 21. Nc5
Bd5 22. f3 b5 23. Ned7 Nxd7 24. Nxd7 Rd8 25. Nc5 Ra7 26. Kd2
g5 27. Kc3 h5 28. Rd2 Rg8 29. Nd3 e6 30. h4 Kf6 31. Re5 Raa8
32. Kb4 gxh4 33. Nf4 c5+ 34. Kc3 cxd4+ 35. Kxd4 Bxf3 1/2-1/2

[Event "Wijk aan Zee II"]
[Site "06"]
[Date "1987.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Ian Rogers"]
[ECO "A46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "104"]

1.Nf3 Nf6 2.d4 e6 3.e3 d6 4.b3 g6 5.Bb2 Bg7 6.g3 b6 7.Bg2 Bb7
8.c4 O-O 9.O-O Nbd7 10.Nc3 a6 11.Qc2 c5 12.Rad1 Qe7 13.Rfe1
Rac8 14.e4 cxd4 15.Nxd4 Nc5 16.Qe2 Rfd8 17.h3 Qc7 18.Qe3 Qb8
19.Kh2 Re8 20.Qd2 Qa8 21.f3 Rcd8 22.Qf2 Qb8 23.Ba1 Nh5 24.Nde2
Ba8 25.Rd2 Nf6 26.Red1 h5 27.Kh1 Qc7 28.Rc2 Kh7 29.Nd4 Qb8
30.Re2 Ncd7 31.Nc2 Kg8 32.Ne3 b5 33.Red2 bxc4 34.Nxc4 d5
35.exd5 exd5 36.Ne3 Nb6 37.Ne2 Re7 38.Bd4 Rde8 39.Nc3 Re6
40.f4 h4 41.g4 Nh5 42.Bxg7 Ng3+ 43.Kh2 Kxg7 44.Nexd5 Nxd5
45.Nxd5 Bxd5 46.Rxd5 Rf6 47.Qd4 Ne2 48.g5 Nxd4 49.gxf6+ Kxf6
50.R1xd4 Re2 51.Kg1 Qe8 52.f5 Qe3+ 0-1

[Event "Wijk aan Zee masters"]
[Site "?"]
[Date "1987.??.??"]
[EventDate "1987.??.??"]
[Round "?"]
[Result "1/2-1/2"]
[White "Gerard Welling"]
[Black "Robert G Hartoch"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "18"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. c3 d6 6. e4 Nbd7
7. Be2 e5 8. dxe5 dxe5 9. O-O b6 1/2-1/2

[Event "Ostend op"]
[Site "Ostend"]
[Date "1987.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Gert Jan Timmerman"]
[ECO "A04"]
[WhiteElo "2430"]
[BlackElo "2350"]
[PlyCount "31"]

1.Nf3 f5 2.g3 Nf6 3.Bg2 g6 4.b3 Bg7 5.Bb2 d6 6.d4 c6 7.O-O O-O
8.Nbd2 a5 9.a3 Na6 10.e3 Qc7 11.Qe2 Ne4 12.c4 Nxd2 13.Qxd2 e5
14.Bc3 e4 15.Ne1 a4 16.bxa4 1/2-1/2

[Event "Dieren"]
[Site "Dieren"]
[Date "1989.??.??"]
[EventDate "?"]
[Round "05"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Loek Van Wely"]
[ECO "B70"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "79"]

1. Nf3 g6 2. e4 c5 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Bg7
7. Bg2 O-O 8. O-O Bd7 9. Bg5 Nc6 10. Nde2 h6 11. Be3 b5
12. Nxb5 Rb8 13. Nbd4 Rxb2 14. Qc1 Nxd4 15. Nxd4 Rb4 16. c3
Rc4 17. Bxh6 Bxh6 18. Qxh6 Rxc3 19. Nf3 Qa5 20. Ng5 Qe5
21. Rad1 Bc6 22. Rd2 Rb8 23. h3 Qc5 24. h4 Rxg3 25. Kh1 Rg4
26. f3 Rg3 27. Bh3 Be8 28. Be6 Rxg5 29. hxg5 Nh5 30. Qxg6+ Ng7
31. Rh2 fxe6 32. Qh7+ Kf7 33. g6+ Kf6 34. Qh4+ Qg5 35. Qh8 Bb5
36. Qxb8 Bxf1 37. Qf8+ Kxg6 38. Rf2 Bh3 39. Kh2 Qh4 40. Rb2
0-1

[Event "It (open)"]
[Site "Leeuwarden (Netherlands)"]
[Date "1993.??.??"]
[EventDate "?"]
[Round "7"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Nigel Rodney Davies"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "108"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bg4 5.d3 Nbd7 6.Nbd2 e5 7.e4
Bd6 8.h3 Bh5 9.Qe1 O-O 10.Nh4 Re8 11.Nb3 a5 12.a4 dxe4 13.dxe4
Nc5 14.Nxc5 Bxc5 15.Bg5 Re6 16.Nf5 Qb6 17.b3 Bb4 18.c3 Bf8
19.Rb1 Nd7 20.Qd2 Nc5 21.Qc2 f6 22.Be3 Qc7 23.g4 Bf7 24.Rfd1
Ree8 25.Bf1 Be6 26.Rd2 g6 27.Ng3 Qf7 28.c4 Red8 29.Rbd1 Qc7
30.Ne2 Na6 31.Nc1 Bc5 32.Bxc5 Nxc5 33.f3 Bf7 34.Qc3 Rxd2
35.Rxd2 Rd8 36.Kf2 g5 37.Rxd8+ Qxd8 38.Nd3 Ne6 39.Be2 h5
40.Ke1 h4 41.Bd1 b6 42.Be2 Qd4 43.Qxd4 exd4 44.Kd2 Kf8 45.Bd1
Ke7 46.Bc2 Kd6 47.Bd1 Nc5 48.Nxc5 Kxc5 49.Kd3 Be8 50.Be2 Bd7
51.e5 fxe5 52.Ke4 Kd6 53.c5 bxc5 54.Bc4 Be6 0-1

[Event "Leeuwarden"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Viktor Kupreichik"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "101"]

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Bg5 Be7 5.Nf3 Nbd7 6.Bc4 O-O 7.O-O
c6 8.a4 h6 9.Bh4 Nh5 10.Bxe7 Qxe7 11.Re1 Rd8 12.g3 Nf8 13.Nh4
Nf6 14.Bb3 exd4 15.Qxd4 Ne6 16.Qe3 Ng4 17.Nf5 Qg5 18.Qe2 Nc5
19.h4 Qh5 20.Ne7+ Kf8 21.Nxc8 Raxc8 22.Bc4 a5 23.Rad1 Qg6
24.Kg2 Re8 25.f3 Ne5 26.f4 Nxc4 27.Qxc4 b6 28.Qd4 Rcd8 29.Re2
f5 30.Rde1 fxe4 31.Nxe4 Nxe4 32.Rxe4 Rxe4 33.Rxe4 Re8 34.f5
Rxe4 35.Qxe4 Qh5 36.Qxc6 Qe2+ 37.Kh3 Qf1+ 38.Kg4 Qe2+ 39.Kf4
Qe5+ 40.Kf3 Qxf5+ 41.Kg2 Ke7 42.Qc7+ Ke6 43.Qc8+ Ke5 44.Qc3+
Ke6 45.Qc4+ Ke5 46.Qb5+ Kf6 47.Qc6 Ke7 48.Qc3 Ke6 49.Qe3+ Kd5
50.Qd2+ Ke5 51.Qe3+ 1/2-1/2

[Event "Leeuwarden"]
[Site "Leeuwarden"]
[Date "1993.??.??"]
[EventDate "?"]
[Round "04"]
[Result "1-0"]
[White "Jeroen Piket"]
[Black "Robert G Hartoch"]
[ECO "A41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "49"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 c6 6. Nh3 Be7
7. g3 Nf6 8. Bg2 O-O 9. O-O Kh8 10. d5 Nbd7 11. b3 Ne5 12. Bb2
a5 13. Rc1 Nfd7 14. dxc6 bxc6 15. Na4 Qe8 16. f3 exf3 17. exf3
Ng6 18. f4 Bb7 19. Re1 Qf7 20. Rc2 Rfe8 21. Rce2 Ndf8 22. Re3
Red8 23. Rxe7 Nxe7 24. Ng5 Qe8 25. Qd4 1-0

[Event "NED-ch sf"]
[Site "Enschede"]
[Date "1993.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Gert Jan Timmerman"]
[ECO "A04"]
[WhiteElo "2430"]
[BlackElo "2350"]
[PlyCount "24"]

1.Nf3 f5 2.g3 Nf6 3.Bg2 g6 4.b3 Bg7 5.Bb2 O-O 6.O-O d6 7.d4 a5
8.c4 Na6 9.a3 c6 10.Qc2 Qc7 11.Nbd2 Bd7 12.Rae1 Rae8 1/2-1/2

[Event "Memorial J.Donner (seniors)"]
[Site "Amsterdam (Netherlands)"]
[Date "1994.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "David Bronstein"]
[Black "Robert G Hartoch"]
[ECO "A02"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "34"]

1. f4 Nf6 2. Nf3 g6 3. b4 Bg7 4. Bb2 O-O 5. e3 b6 6. Be2 c5
7. b5 a6 8. a4 axb5 9. axb5 Rxa1 10. Bxa1 Bb7 11. O-O d6
12. c4 Nbd7 13. Na3 Qc7 14. d3 Ne8 15. Nd2 Bxa1 16. Qxa1 Ng7
17. Nc2 f5 1/2-1/2

[Event "Memorial J.Donner (seniors), Amsterdam (Netherl"]
[Site "Memorial J.Donner (seniors), Amsterdam (Netherl"]
[Date "1994.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Vasily Smyslov"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "117"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Nf6 5. O-O O-O 6. Nc3 Nc6
7. d5 Na5 8. Nd4 Bd7 9. Nb3 c6 10. Nxa5 Qxa5 11. Bd2 Qb6
12. Rb1 cxd5 13. Nxd5 Nxd5 14. Bxd5 Bc6 15. Be3 Qa5 16. Bb3 d5
17. Qd2 Qxd2 18. Bxd2 a5 19. c3 a4 20. Bc2 a3 21. b3 e5 22. c4
e4 23. cxd5 Bxd5 24. Rbc1 Bb2 25. Rcd1 Rfc8 26. Bb1 Rc5
27. Be3 Rb5 28. Bd4 Bxd4 29. Rxd4 f5 30. Rfd1 Bc6 31. Kf1 Kf7
32. Ke1 Ke6 33. Rd8 Rxd8 34. Rxd8 Rc5 35. Kd2 b5 36. Rd4 Ke5
37. e3 Bd5 38. h4 h6 39. Bc2 g5 40. hxg5 hxg5 41. Rb4 Bc6
42. Rd4 f4 43. gxf4+ gxf4 44. Rd8 b4 45. exf4+ Kxf4 46. Rd4
Rb5 47. Bd3 Rb8 48. Be2 Rb7 49. Rd6 Bd7 50. Ba6 Rc7 51. Bc4
Bf5 52. Ke2 Rg7 53. Rf6 Ke5 54. Rb6 Rg1 55. Rxb4 Ra1 56. Ke3
Rxa2 57. Rb5+ Kf6 58. Ra5 Ra1 59. Kf4 1/2-1/2

[Event "Donner mem-B"]
[Site "Amsterdam"]
[Date "1994.??.??"]
[EventDate "?"]
[Round "9"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Dragoljub Velimirovic"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1.Nf3 c5 2.c4 g6 3.g3 Bg7 4.Bg2 e5 5.Nc3 Ne7 6.O-O Nbc6 7.a3
O-O 8.Rb1 a5 9.Ne1 d6 10.Nc2 Bf5 11.d3 Qd7 12.b4 cxb4 13.axb4
Bh3 14.Bxh3 Qxh3 15.bxa5 Rxa5 16.Rb5 Rxb5 17.cxb5 Nd8 18.Ba3
Qd7 19.Ne3 Ne6 20.Nc4 Nc8 21.Qb1 Rd8 22.Rc1 d5 23.Nd2 Nb6
24.Nf3 Rc8 25.Qb3 e4 26.dxe4 Rxc3 27.Rxc3 dxe4 28.Bb2 exf3
29.Rxf3 Bxb2 30.Qxb2 Qd1+ 31.Kg2 Qd5 32.Qf6 Qd7 33.h4 h5
34.Qe5 Nc4 35.Qf6 Nc5 36.Qf4 Qd5 37.Qb8+ Kg7 38.Kh2 Ne5 39.Rf4
Ne6 40.e4 Qd4 0-1

[Event "Donner mem-B"]
[Site "Amsterdam"]
[Date "1994.??.??"]
[EventDate "?"]
[Round "3"]
[Result "1-0"]
[White "Svetozar Gligoric"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "121"]

1.d4 d6 2.e4 Nf6 3.Nc3 e5 4.dxe5 dxe5 5.Qxd8+ Kxd8 6.Bc4 Be6
7.Bxe6 fxe6 8.Nf3 Bd6 9.Be3 Nc6 10.O-O-O Ke7 11.a3 a6 12.h3
Rad8 13.Kb1 Kf7 14.Rhe1 h6 15.Nd2 Be7 16.Nb3 b6 17.Nc1 Rxd1
18.Rxd1 Rd8 19.Rxd8 Bxd8 20.Nd3 Ne8 21.b3 Bf6 22.Ne2 Nd6 23.f3
Ke7 24.c3 Nf7 25.Kc2 Kd7 26.a4 a5 27.Ng3 Bg5 28.Bxg5 Nxg5
29.Nh5 g6 30.Nf6+ Kd6 31.h4 Nf7 32.Ng4 Ke7 33.Kd2 h5 34.Ne3
Kf6 35.Nc4 Nd6 36.Na3 g5 37.hxg5+ Kxg5 38.Ke3 Kf6 39.Nb1 Ne7
40.Nd2 h4 41.Nf1 Ng6 42.Nh2 Ke7 43.Ng4 Nf7 44.Ngf2 Kd6 45.Nd1
Ke7 46.N1b2 Nd6 47.b4 axb4 48.cxb4 Kd7 49.Kf2 Kc6 50.Kg1 b5
51.a5 Nc4 52.Nd1 Nf4 53.N1f2 Kd6 54.Kh2 c5 55.bxc5+ Kc6 56.a6
b4 57.Nxb4+ Kxc5 58.a7 Nb6 59.Nfd3+ Nxd3 60.Nxd3+ Kd4 61.Nf2
1-0

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "1994.??.??"]
[EventDate "?"]
[Round "1"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Valery Beim"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "39"]

1.Nf3 d6 2.d4 g6 3.b3 Bg7 4.Bb2 f5 5.g3 Nf6 6.Bg2 O-O 7.O-O
Qe8 8.c4 Na6 9.Re1 h6 10.Nc3 g5 11.e4 fxe4 12.Nxe4 Qg6
13.Nxf6+ Qxf6 14.Qd2 c6 15.Bc3 Bg4 16.Re3 Qf7 17.h3 Bd7
18.Rae1 Rae8 19.Nh2 Nc7 20.Qe2 1/2-1/2

[Event "It (open)"]
[Site "Haarlem (Netherlands)"]
[Date "1996.??.??"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Vladimir Bagirov"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1.Nf3 d5 2.g3 c6 3.Bg2 Bg4 4.O-O Nd7 5.d3 e6 6.e4 Bd6 7.Nbd2
Ne7 8.h3 Bh5 9.Qe1 O-O 10.Nh2 Kh8 11.g4 Bg6 12.f4 f5 13.gxf5
exf5 14.e5 Bc5+ 15.Kh1 Ng8 16.Nhf3 Be7 17.Nb3 Re8 18.Be3 Nf8
19.Bc5 Ne6 20.Bxe7 Qxe7 21.Qg3 Nh6 22.Nbd4 Nxd4 23.Nxd4 Qb4
24.Nb3 a5 25.c3 Qb6 26.Qf2 Qxf2 27.Rxf2 Bh5 28.a4 Ng8 29.Nd4
Ne7 30.Nc2 h6 31.Ne3 Rad8 32.d4 Rf8 33.Bf1 b6 34.Bd3 c5 35.Rg1
Be8 36.Rfg2 g6 37.h4 h5 38.Bb5 Bxb5 39.axb5 Kh7 40.Rd2 c4
41.Nc2 Ra8 42.Ra1 Ng8 43.Ra4 Nh6 44.Ne1 Rfe8 45.Nf3 Kg7 46.Ng5
1/2-1/2

[Event "It (open)"]
[Site "Isle of Man (Great Britain)"]
[Date "1996.??.??"]
[EventDate "?"]
[Round "9"]
[Result "1-0"]
[White "David Norwood"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "41"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.Bg5 h6 5.Bh4 Bg4 6.c3 Nf6 7.h3
Bxf3 8.Qxf3 e5 9.dxe5 dxe5 10.Nd2 O-O 11.O-O-O Nbd7 12.Nc4 Qe7
13.Rxd7 Qxd7 14.Bxf6 Bxf6 15.Qxf6 Rad8 16.Be2 Qa4 17.a3 b5
18.Qc6 f6 19.Ne3 Rd6 20.Bxb5 Qa5 21.Nc4 1-0

[Event "Donner op, Amsterdam NED"]
[Site "09"]
[Date "1996.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Joshua Waitzkin"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "71"]

1.Nf3 d5 2.g3 c6 3.Bg2 Bg4 4.O-O Nd7 5.d3 Ngf6 6.Qe1 e6 7.Nbd2
Be7 8.e4 O-O 9.h3 Bh5 10.Nh2 e5 11.f4 exf4 12.gxf4 dxe4
13.dxe4 Re8 14.Kh1 Nc5 15.Qf2 a5 16.e5 Nd5 17.Nc4 Ne6 18.f5
Bc5 19.Qg3 Nd4 20.Bh6 g6 21.Bg5 Qd7 22.e6 fxe6 23.Ne5 Ne2
24.Qh4 Qc7 25.f6 Qxe5 26.f7 Kg7 27.fxe8=Q Rxe8 28.Bf3 Ng3+
29.Kg2 Bxf3+ 30.Rxf3 Qe2+ 31.Kxg3 Bd6+ 32.Rf4 Ne3 33.Qh6+ Kg8
34.Kh4 Bxf4 35.Bxf4 Nf5+ 36.Kg5 0-1

[Event "Isle of Man"]
[Site "Isle of Man"]
[Date "1996.??.??"]
[EventDate "?"]
[Round "7"]
[Result "1-0"]
[White "John M Emms"]
[Black "Robert G Hartoch"]
[ECO "C41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O
7. a4 a6 8. a5 exd4 9. Qxd4 Nc5 10. h3 Be6 11. Re1 Nfd7
12. Nd5 Bxd5 13. exd5 Bf6 14. Qd1 Ne5 15. Bf1 Nxf3+ 16. Qxf3
Re8 17. Re2 Rxe2 18. Bxe2 Bg5 19. b4 Nd7 20. Bb2 Bf6 21. Bxf6
Qxf6 22. Qxf6 Nxf6 23. Bf3 Kf8 24. Kf1 Ke7 25. Ke2 Kd7 26. Kd2
Re8 27. Re1 Rxe1 28. Kxe1 Ke7 29. Kd2 Nd7 30. Be2 Nf6 31. Bf3
Nd7 32. Kc3 b6 33. b5 bxa5 34. bxa6 Nb6 35. a7 Kd8 36. Be2 c5
37. Bb5 Nxd5+ 38. Kb3 1-0

[Event "AKN"]
[Site "Haarlem, NED"]
[Date "1996.06.28"]
[EventDate "1996.06.28"]
[Round "1"]
[Result "0-1"]
[White "Paul Pancras"]
[Black "Robert G Hartoch"]
[ECO "A41"]
[WhiteElo "1758"]
[BlackElo "2275"]
[PlyCount "106"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.Nf3 Bg4 5.h3 Bxf3 6.exf3 Nh6 7.Be2
Nf5 8.Be3 e5 9.dxe5 Nxe3 10.fxe3 Qh4+ 11.Kf1 Nc6 12.Ne4 Bxe5
13.f4 Bg7 14.Ng5 h6 15.Nf3 Qe7 16.Qb3 O-O-O 17.Kf2 g5 18.Rhe1
f5 19.Bd3 Rdf8 20.g3 Qf6 21.Rab1 Rhg8 22.a3 Bh8 23.Qc2 g4
24.Nh4 Ne7 25.c5 d5 26.c6 Qxc6 27.Qxc6 bxc6 28.hxg4 Rxg4
29.Rh1 Kd7 30.Nf3 Rg6 31.b3 Nc8 32.g4 Rxg4 33.Rxh6 Nd6 34.Rg1
Rxg1 35.Kxg1 Bb2 36.Rh7+ Kc8 37.a4 a5 38.Kf2 c5 39.Ng5 Re8
40.Nf7 Ne4+ 41.Bxe4 fxe4 42.Rh5 Re7 43.Ng5 d4 44.Rh7 Re8
45.Rh1 dxe3+ 46.Kxe3 Bd4+ 47.Ke2 e3 48.Rh7 Kb7 49.f5 Rg8
50.Rh5 Kc6 51.Kd3 Rb8 52.Kc4 Rb4+ 53.Kd3 Rxb3+ 0-1

[Event "AKN"]
[Site "Haarlem, NED"]
[Date "1996.06.29"]
[EventDate "1996.06.28"]
[Round "3"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "William De Wit"]
[ECO "A07"]
[WhiteElo "2275"]
[BlackElo "2006"]
[PlyCount "93"]

1.Nf3 d5 2.g3 Nf6 3.Bg2 c5 4.c4 Nc6 5.cxd5 Nxd5 6.d4 Nf6 7.e3
e6 8.O-O Be7 9.Nc3 O-O 10.dxc5 Qxd1 11.Rxd1 Bxc5 12.b3 Bd7
13.Bb2 Rfd8 14.Rac1 Bf8 15.Nd4 Nxd4 16.Rxd4 Rab8 17.Rcd1 Be7
18.h3 b6 19.Kf1 Be8 20.Ke2 Kf8 21.g4 h6 22.f4 Rxd4 23.Rxd4 Bc5
24.Rd1 Be7 25.Rc1 Rc8 26.Bb7 Rb8 27.Bf3 Rc8 28.a4 Nd7 29.Nb5
Rxc1 30.Bxc1 a6 31.Nd4 e5 32.fxe5 Nxe5 33.Bb7 a5 34.Bb2 Bd7
35.Nf5 Bxf5 36.gxf5 Nd7 37.Bd4 Nc5 38.Bd5 f6 39.Kd2 Ke8 40.Kc3
Kd7 41.Kc4 Kc7 42.Kb5 Bd6 43.b4 axb4 44.a5 Kc8 45.a6 Bb8
46.Kxb6 Nd7+ 47.Kb5 1-0

[Event "AKN"]
[Site "Haarlem, NED"]
[Date "1996.06.30"]
[EventDate "1996.06.28"]
[Round "5"]
[Result "1/2-1/2"]
[White "Zhaoqin Peng"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2415"]
[BlackElo "2275"]
[PlyCount "99"]

1.d4 g6 2.e4 Bg7 3.Nc3 c6 4.Nf3 d6 5.Be2 Nf6 6.O-O O-O 7.a4
Qc7 8.Bf4 Nh5 9.Be3 Bg4 10.h3 Bxf3 11.Bxf3 Nf6 12.Qd3 a5
13.Qc4 Na6 14.Rfd1 Nd7 15.Bg4 e6 16.Be2 d5 17.Qd3 f5 18.e5 f4
19.Bc1 Nb4 20.Qd2 Nb6 21.b3 Qf7 22.Nb1 Nd7 23.c3 Na6 24.Na3
Bh6 25.Bg4 Bg5 26.Nc2 Nc7 27.Ba3 Be7 28.Bxe7 Qxe7 29.Ne1 Ne8
30.Nd3 g5 31.c4 Ng7 32.cxd5 exd5 33.Rab1 h5 34.Bxd7 Qxd7 35.b4
Ne6 36.Nc5 Nxc5 37.bxc5 Rf7 38.Rb3 Qe6 39.Rdb1 Ra7 40.f3 Qf5
41.Qe2 Re7 42.Rb6 Kf7 43.R1b3 Ke8 44.Qb2 Qf7 45.Kf2 Kd8 46.Ke1
Kc8 47.Kd1 Qf5 48.Qd2 Rg7 49.Kc1 Kd8 50.Kb2 1/2-1/2

[Event "AKN"]
[Site "Haarlem, NED"]
[Date "1996.06.30"]
[EventDate "1996.06.28"]
[Round "6"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Warner De Weerd"]
[ECO "A49"]
[WhiteElo "2275"]
[BlackElo "2001"]
[PlyCount "77"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d6 6.d4 c6 7.c4
Nbd7 8.O-O Re8 9.Re1 Qc7 10.Nc3 e5 11.e4 Nh5 12.Qd2 Nf8 13.d5
c5 14.b4 Nd7 15.Nb5 Qb8 16.bxc5 Nxc5 17.Ba3 b6 18.Bxc5 bxc5
19.Qa5 Bd7 20.Rab1 Bxb5 21.Rxb5 Qc8 22.Nd2 Re7 23.Reb1 g5
24.Nf1 f5 25.exf5 Qxf5 26.Ne3 Qc8 27.Be4 Rf7 28.f3 Qh3 29.Qd2
Raf8 30.Rb8 Rxb8 31.Rxb8+ Bf8 32.Ng4 Nxg3 33.hxg3 Qxg3+ 34.Qg2
Qe1+ 35.Kh2 Kg7 36.Qf2 Qc1 37.Qe3 Qxc4 38.Qxg5+ Kh8 39.Nh6 1-0

[Event "Leeuwarden"]
[Site "?"]
[Date "1997.??.??"]
[EventDate "1997.??.??"]
[Round "?"]
[Result "1/2-1/2"]
[White "Gerard Welling"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "46"]

1. e4 g6 2. Nc3 Bg7 3. Bc4 c6 4. d4 d6 5. Qf3 e6 6. Nge2 Nd7
7. h4 Ngf6 8. g4 d5 9. exd5 exd5 10. Bd3 Nf8 11. g5 Nh5
12. Be3 Ne6 13. O-O-O Qd6 14. Bf5 gxf5 15. Qxh5 f4 16. Bd2 O-O
17. Qf3 Nxd4 18. Nxd4 Bxd4 19. Bxf4 Be5 20. Bxe5 Qxe5 21. Rhe1
Qf5 22. Qxf5 Bxf5 23. Re7 Rab8 1/2-1/2

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.18"]
[EventDate "2000.07.18"]
[Round "1"]
[Result "0-1"]
[White "Richard V Hendriks"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2098"]
[BlackElo "2332"]
[PlyCount "122"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 d6 5. Qf3 e6 6. Bf4 Nd7
7. Nge2 Ngf6 8. Bb3 e5 9. dxe5 dxe5 10. Be3 Qe7 11. h3 Nc5
12. O-O O-O 13. Rfd1 b5 14. Ng3 a5 15. Bxc5 Qxc5 16. a4 b4
17. Nce2 Ba6 18. Nf1 Rfd8 19. g4 Bc4 20. Neg3 Nd7 21. Ne3 Bxb3
22. cxb3 Nf8 23. Rac1 Qb6 24. Nc4 Qc7 25. Qe3 Ne6 26. Ne2 Bf8
27. Qb6 Qxb6 28. Nxb6 Rxd1+ 29. Rxd1 Ra7 30. Nd7 Bg7 31. Nb8
Rc7 32. Rd6 Nc5 33. Rxc6 Rxc6 34. Nxc6 Nxb3 35. Ng3 Kf8
36. Nf1 Ke8 37. Ne3 Kd7 38. Na7 Nc5 39. Nc4 Nxa4 40. b3 Nc5
41. Nxa5 Kc7 42. Nc4 Nxb3 43. Nb5+ Kc6 44. Na7+ Kc5 45. Nb2
Nd2 46. Na4+ Kc4 47. Nb6+ Kd3 48. Nc6 b3 49. Na4 Kxe4 50. Nd8
f6 51. Ne6 Bh6 52. h4 Kd5 53. Nc7+ Kd6 54. Nb5+ Kc6 55. Nbc3
Bf8 56. Kg2 Ba3 57. Nd1 Kb5 58. Nac3+ Kc4 59. Na4 Kd3 60. h5
Nc4 61. Nac3 Kc2 0-1

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.19"]
[EventDate "2000.07.18"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Tamaz Gelashvili"]
[ECO "A07"]
[WhiteElo "2332"]
[BlackElo "2519"]
[PlyCount "115"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. d3 e6 6. Nbd2 Bd6
7. e4 Ne7 8. h3 Bh5 9. Qe1 O-O 10. Nh2 e5 11. f4 exf4 12. gxf4
dxe4 13. dxe4 Ng6 14. Nc4 Bc5+ 15. Be3 Nh4 16. Bxc5 Nxc5
17. Qe3 Qe7 18. Rae1 Nxg2 19. Kxg2 b5 20. Ne5 Rfe8 21. Nxc6
Qd6 22. Ne5 f6 23. b4 fxe5 24. bxc5 Qg6+ 25. Kh1 exf4 26. Rxf4
Qe6 27. Qb3 Rac8 28. Qxb5 Qxh3 29. Qb3+ Qxb3 30. axb3 Rxc5
31. c4 g5 32. Rf6 Bg6 33. Ng4 Kg7 34. Ra6 Re7 35. Nf2 h5
36. Rea1 Bxe4+ 37. Nxe4 Rxe4 38. Rxa7+ Kg6 39. R1a5 Rxa5
40. Rxa5 Re1+ 41. Kg2 h4 42. c5 Rc1 43. Ra6+ Kf5 44. c6 Rc2+
45. Kg1 Rc5 46. b4 Rc1+ 47. Kg2 Kg4 48. b5 h3+ 49. Kh2 Kh4
50. Ra4+ g4 51. b6 Rc2+ 52. Kh1 Rxc6 53. Rb4 Rc1+ 54. Kh2 Rc2+
55. Kh1 Rc1+ 56. Kh2 Rc8 57. b7 Rb8 58. Rb3 1/2-1/2

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.20"]
[EventDate "2000.07.18"]
[Round "3"]
[Result "1-0"]
[White "Alexei Barsov"]
[Black "Robert G Hartoch"]
[ECO "A42"]
[WhiteElo "2534"]
[BlackElo "2332"]
[PlyCount "93"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Be3 exd4 6. Bxd4 Nf6
7. f3 O-O 8. Nge2 Nc6 9. Be3 Ne5 10. Nf4 g5 11. Nfd5 Nxd5
12. cxd5 f5 13. Qd2 f4 14. Bf2 Qe7 15. O-O-O a6 16. Kb1 b5
17. Rc1 Bd7 18. h3 Rab8 19. Bd3 Rb7 20. Ne2 c5 21. dxc6 Bxc6
22. Nd4 Bd7 23. Rhd1 Ra8 24. Bf1 Nf7 25. Nc6 Bxc6 26. Rxc6 Be5
27. Qa5 Qd8 28. Bb6 Qe8 29. Rdc1 Kg7 30. Be2 Bf6 31. Bf2 Qe5
32. R1c2 Bd8 33. Qd2 Bf6 34. Qa5 Bd8 35. Qd2 Bf6 36. Qc1 a5
37. Rd2 Qe7 38. Rd5 b4 39. Ba6 Rd7 40. Bc8 Rd8 41. Rc7 Qxc7
42. Qxc7 Rdxc8 43. Qb6 Rc4 44. b3 Rc3 45. Bd4 Bxd4 46. Qxd4+
Kf8 47. Rf5 1-0

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.21"]
[EventDate "2000.07.18"]
[Round "4"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "'t Jong,E"]
[ECO "A05"]
[WhiteElo "2332"]
[BlackElo "2114"]
[PlyCount "45"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. Bg2 e5
7. dxe5 Nfd7 8. Nc3 dxe5 9. Qc1 Nc5 10. O-O c6 11. Rd1 Qc7
12. Nd2 Bh6 13. Ba3 Nba6 14. Qb2 f5 15. b4 Ne6 16. b5 Nac5
17. Nb3 Nd7 18. bxc6 bxc6 19. Rd6 Nd8 20. Nd5 cxd5 21. Bxd5+
Nf7 22. Rc6 Qd8 23. Bxf8 1/2-1/2

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.22"]
[EventDate "2000.07.18"]
[Round "5"]
[Result "1/2-1/2"]
[White "G Szuveges"]
[Black "Robert G Hartoch"]
[ECO "A40"]
[WhiteElo "2159"]
[BlackElo "2332"]
[PlyCount "13"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. g3 e5 5. dxe5 dxe5 6. Qxd8+
Kxd8 7. Nc3 1/2-1/2

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.24"]
[EventDate "2000.07.18"]
[Round "6"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "P Wilschut"]
[ECO "A05"]
[WhiteElo "2332"]
[BlackElo "2072"]
[PlyCount "13"]

1. Nf3 Nf6 2. g3 b5 3. Na3 b4 4. Nc4 e6 5. Bg2 d5 6. Nce5 Bb7
7. Ng5 1-0

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.25"]
[EventDate "2000.07.18"]
[Round "7"]
[Result "1/2-1/2"]
[White "J Mellegers"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "2252"]
[BlackElo "2332"]
[PlyCount "17"]

1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. Nc3 Bg4 5. e3 c5 6. Be2 cxd4
7. exd4 Nh6 8. h3 Bxf3 9. Bxf3 1/2-1/2

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.26"]
[EventDate "2000.07.18"]
[Round "8"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "A Meijere"]
[ECO "A07"]
[WhiteElo "2332"]
[BlackElo "2205"]
[PlyCount "45"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O b6 5. b3 Bb7 6. Bb2 Be7
7. c4 O-O 8. e3 c5 9. Nc3 Nbd7 10. Qe2 Rc8 11. Rfd1 Qc7
12. Rac1 Rfd8 13. cxd5 Nxd5 14. d4 Qb8 15. Nxd5 Bxd5 16. dxc5
Nxc5 17. Ne1 Bxg2 18. Nxg2 Bd6 19. f3 a5 20. Qb5 h5 21. Kf2 e5
22. e4 Ne6 23. Kf1 1/2-1/2

[Event "Open"]
[Site "Dieren NED"]
[Date "2000.07.27"]
[EventDate "2000.07.18"]
[Round "9"]
[Result "1/2-1/2"]
[White "Nico Vink"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2296"]
[BlackElo "2332"]
[PlyCount "39"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 c6 5. a4 Nd7 6. a5 Ngf6
7. h3 Qc7 8. Be3 O-O 9. Be2 Rb8 10. d5 Nc5 11. Nd2 b5 12. axb6
axb6 13. dxc6 Qxc6 14. Bb5 Qb7 15. Qf3 Bd7 16. e5 dxe5
17. Qxb7 Rxb7 18. Nc4 Bxb5 19. Nxb5 Nd5 20. Ke2 1/2-1/2

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.17"]
[EventDate "2001.07.17"]
[Round "1"]
[Result "1/2-1/2"]
[White "R Bloemhard"]
[Black "Robert G Hartoch"]
[ECO "A40"]
[WhiteElo "2087"]
[BlackElo "2325"]
[PlyCount "38"]

1. d4 g6 2. Nf3 Bg7 3. Bg5 h6 4. Bh4 c5 5. c3 Qb6 6. Qb3 Qxb3
7. axb3 cxd4 8. Nxd4 Nc6 9. Nb5 Kd8 10. e3 g5 11. Bg3 d6
12. Bc4 Be6 13. Bxe6 fxe6 14. Nd2 Nf6 15. O-O a6 16. Nc4 Ne4
17. Nd4 Bxd4 18. exd4 Rf8 19. Rfe1 Nxg3 1/2-1/2

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.18"]
[EventDate "2001.07.17"]
[Round "2"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Jan Van der Veen"]
[ECO "A05"]
[WhiteElo "2325"]
[BlackElo "2119"]
[PlyCount "37"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 c5
7. e3 Ne4 8. Nfd2 Nxd2 9. Qxd2 Nc6 10. O-O d5 11. c3 cxd4
12. cxd4 e6 13. Rc1 Bd7 14. Nc3 Qa5 15. a3 Rfc8 16. b4 Qd8
17. Bf1 Be8 18. Bd3 Ne7 19. Ne2 1/2-1/2

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.19"]
[EventDate "2001.07.17"]
[Round "3"]
[Result "1/2-1/2"]
[White "G Molinari"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2162"]
[BlackElo "2325"]
[PlyCount "45"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. h3 Nf6 5. Bd3 O-O 6. O-O Nc6
7. Bd2 e5 8. d5 Ne7 9. Qc1 Nexd5 10. exd5 e4 11. Be2 exf3
12. Bxf3 Nd7 13. Bh6 f5 14. Nc3 Ne5 15. Be2 Bxh6 16. Qxh6 f4
17. Ne4 Qe7 18. Rae1 Qg7 19. Qxg7+ Kxg7 20. Ng5 Bf5 21. Bd3
Nxd3 22. cxd3 Rfe8 23. Rc1 1/2-1/2

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.20"]
[EventDate "2001.07.17"]
[Round "4"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "H Plasman"]
[ECO "A05"]
[WhiteElo "2325"]
[BlackElo "2215"]
[PlyCount "31"]

1. Nf3 Nf6 2. g3 b5 3. Na3 a6 4. c4 e6 5. b3 b4 6. Nc2 a5
7. a3 Na6 8. Bg2 Bb7 9. O-O Be7 10. axb4 Nxb4 11. Nxb4 axb4
12. Bb2 O-O 13. Qc2 c5 14. Rxa8 Bxa8 15. Ra1 Qb6 16. Ng5 1-0

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.21"]
[EventDate "2001.07.17"]
[Round "5"]
[Result "1-0"]
[White "Alexander Moiseenko"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2581"]
[BlackElo "2325"]
[PlyCount "117"]

1. d4 g6 2. e4 Bg7 3. Nc3 c6 4. h4 h5 5. Be3 d5 6. Qd2 Nh6
7. O-O-O dxe4 8. Nxe4 Nf5 9. Nf3 Nxe3 10. Qxe3 Bg4 11. Kb1 O-O
12. Be2 Nd7 13. Nfg5 Bxe2 14. Qxe2 Nf6 15. f3 Qb6 16. g4 Rad8
17. c3 Qb5 18. Qxb5 cxb5 19. Nxf6+ exf6 20. Ne4 Rd5 21. Ng3
hxg4 22. fxg4 Re8 23. Rde1 Kf8 24. a3 Re6 25. Rhf1 Ke7 26. Kc2
Rxe1 27. Rxe1+ Kd7 28. Rf1 b6 29. Kd3 Ke6 30. Re1+ Kd7 31. b3
Rd6 32. Ne4 Re6 33. Rf1 Ke7 34. c4 bxc4+ 35. bxc4 Rc6 36. a4
Rc8 37. Nc3 Rh8 38. Nd5+ Ke6 39. h5 f5 40. gxf5+ gxf5 41. Rg1
Bf8 42. Re1+ Kd6 43. Re8 Bg7 44. Rxh8 Bxh8 45. h6 Ke6 46. h7
Kd6 47. Nf4 Bg7 48. Ke3 Bh8 49. Nd3 Ke6 50. d5+ Kf6 51. Kf4
Bg7 52. Ne5 Bh6+ 53. Kf3 Bg7 54. Nc6 a5 55. Na7 Kg6 56. Nc8
Kxh7 57. Nxb6 Kg6 58. c5 Bd4 59. c6 1-0

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.23"]
[EventDate "2001.07.17"]
[Round "6"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Chris De Saegher"]
[ECO "A07"]
[WhiteElo "2325"]
[BlackElo "2221"]
[PlyCount "123"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. d3 e6 6. Qe1 Be7
7. e4 O-O 8. Nbd2 Nbd7 9. h3 Bh5 10. b3 Qb6 11. Bb2 a5 12. a3
a4 13. b4 Rac8 14. c4 Rfd8 15. exd5 cxd5 16. Bd4 Qd6 17. Qe3
Re8 18. Rfe1 Qb8 19. Ne5 Rcd8 20. Rac1 Bd6 21. Nxd7 Nxd7
22. cxd5 exd5 23. Qg5 Bg6 24. Qxd5 Be5 25. Bxe5 Nxe5 26. Qxb7
Qxb7 27. Bxb7 f6 28. Re3 Re7 29. Rc8 Red7 30. Rxd8+ Rxd8
31. Be4 Bxe4 32. Nxe4 Nxd3 33. Kf1 f5 34. Nc5 Nxc5 35. bxc5
Rd1+ 36. Re1 Rd7 37. Re5 g6 38. Ke2 Kf7 39. c6 Re7 40. Rxe7+
Kxe7 41. Kd3 Kd6 42. Kc4 Kxc6 43. h4 h6 44. f3 g5 45. hxg5
hxg5 46. Kb4 Kd5 47. Kxa4 Kd4 48. Kb4 Ke3 49. a4 Kxf3 50. a5
f4 51. a6 fxg3 52. a7 g2 53. a8=Q+ Kg3 54. Qa7 Kh2 55. Qf2 Kh1
56. Qf3 g4 57. Qe4 Kh2 58. Qf4+ Kh1 59. Qh6+ Kg1 60. Kc3 Kf2
61. Qf4+ Ke1 62. Kd3 1-0

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.24"]
[EventDate "2001.07.17"]
[Round "7"]
[Result "1/2-1/2"]
[White "R Lahaye"]
[Black "Robert G Hartoch"]
[ECO "A42"]
[WhiteElo "2177"]
[BlackElo "2325"]
[PlyCount "36"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 e5 5. Nf3 exd4 6. Nxd4 Nc6
7. Be3 Nge7 8. Be2 O-O 9. O-O f5 10. exf5 Bxd4 11. Bxd4 Nxf5
12. Be3 Nxe3 13. fxe3 Rxf1+ 14. Qxf1 Be6 15. Bf3 Qe7 16. Re1
Ne5 17. Bxb7 Rf8 18. Qe2 Bxc4 1/2-1/2

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.25"]
[EventDate "2001.07.17"]
[Round "8"]
[Result "1/2-1/2"]
[White "J Jens"]
[Black "Robert G Hartoch"]
[ECO "A42"]
[WhiteElo "2253"]
[BlackElo "2325"]
[PlyCount "21"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 e5 5. Nf3 exd4 6. Nxd4 Nc6
7. Be3 Nge7 8. Be2 O-O 9. O-O f5 10. Nxc6 Nxc6 11. exf5
1/2-1/2

[Event "Dutch Open"]
[Site "Dieren NED"]
[Date "2001.07.26"]
[EventDate "2001.07.17"]
[Round "9"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Freddie Van der Elburg"]
[ECO "A04"]
[WhiteElo "2325"]
[BlackElo "2263"]
[PlyCount "13"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. O-O d6
7. d4 1/2-1/2

[Event "Open"]
[Site "Bad Woerishofen GER"]
[Date "2001.03.22"]
[EventDate "2001.03.15"]
[Round "8"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Romuald Mainka"]
[ECO "A07"]
[WhiteElo "2319"]
[BlackElo "2476"]
[PlyCount "85"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. d3 Ngf6 6. Qe1 e5
7. e4 dxe4 8. dxe4 a5 9. a4 Bc5 10. Nbd2 O-O 11. h3 Bh5
12. Nb3 Bb6 13. Be3 Re8 14. Nfd2 Bxe3 15. Qxe3 Nb6 16. Qc3 Nc8
17. Nc4 Be2 18. Rfe1 Bxc4 19. Qxc4 Qc7 20. Qc3 b6 21. Rad1 Ra7
22. Rd3 Qe7 23. Red1 Rc7 24. Nd2 Nd7 25. Nb3 Nb8 26. h4 c5
27. Qc4 Rc6 28. Rd5 Nd6 29. Qe2 c4 30. Nc1 c3 31. b3 Nb7
32. Nd3 f6 33. Bh3 Rd6 34. Ne1 Qc7 35. Ng2 Red8 36. Ne3 Nc6
37. Qc4 Kf8 38. Qxc3 Nc5 39. Qc4 Nd4 40. Nf5 Rxd5 41. exd5
Nf3+ 42. Kg2 e4 43. Nd4 1-0

[Event "Open"]
[Site "Bad Woerishofen GER"]
[Date "2001.03.23"]
[EventDate "2001.03.15"]
[Round "9"]
[Result "1-0"]
[White "Zoltan Varga"]
[Black "Robert G Hartoch"]
[ECO "A42"]
[WhiteElo "2519"]
[BlackElo "2319"]
[PlyCount "41"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 e5 5. Nf3 exd4 6. Nxd4 Nc6
7. Be3 Nh6 8. Be2 O-O 9. Nxc6 bxc6 10. Qd2 Ng4 11. Bxg4 Bxg4
12. Bh6 Be6 13. Bxg7 Kxg7 14. O-O c5 15. b3 Qd7 16. f4 f6
17. Rad1 Qc6 18. e5 Rad8 19. exf6+ Rxf6 20. Rde1 Kg8 21. f5
1-0

[Event "Tch-NED"]
[Site "NED"]
[Date "2001.03.03"]
[EventDate "2001.01.06"]
[Round "5"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Arno Bezemer"]
[ECO "A04"]
[WhiteElo "2319"]
[BlackElo "2276"]
[PlyCount "28"]

1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. b3 Bg7
7. Bb2 O-O 8. d4 cxd4 9. Qxd4 d6 10. Nc3 Ne4 11. Qe3 Nxc3
12. Bxc3 Bxc3 13. Qxc3 Nd7 14. Rfd1 Nf6 1/2-1/2

[Event "Tch-NED"]
[Site "NED"]
[Date "2001.03.04"]
[EventDate "2001.01.06"]
[Round "6"]
[Result "1/2-1/2"]
[White "Willy Hendriks"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2338"]
[BlackElo "2319"]
[PlyCount "24"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 Nh6 6. Nf3 Bg4
7. Be3 f6 8. Be2 O-O 9. O-O Nf5 10. Bf2 Bh6 11. g3 Nd7 12. Kg2
fxe5 1/2-1/2

[Event "Donner mem rap"]
[Site "Den Haag"]
[Date "2002.04.14"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "F Kuijpers"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "30"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Nf3 d6 5.a4 Nf6 6.Be2 O-O 7.O-O
Nbd7 8.h3 Qc7 9.Be3 b6 10.Qd2 Bb7 11.Rfe1 a6 12.Bf1 Rad8
13.Bg5 e5 14.Rad1 Bc8 15.Nb1 Nb8 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2005.07.16"]
[EventDate "2005.07.16"]
[Round "1"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Erwin L'Ami"]
[ECO "A07"]
[WhiteElo "2272"]
[BlackElo "2519"]
[PlyCount "61"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. d3 g6 6. Nbd2 Bg7
7. e4 O-O 8. h3 Bxf3 9. Qxf3 e6 10. Qe2 Nbd7 11. e5 Ne8
12. Nf3 Nc7 13. Bf4 h6 14. h4 Re8 15. d4 Qe7 16. c3 c5
17. Rfe1 Nb8 18. Qe3 cxd4 19. cxd4 Qf8 20. Bf1 Nc6 21. Rac1 a5
22. Bd3 Rec8 23. Kg2 Ne7 24. g4 Na6 25. Bb1 Rxc1 26. Rxc1 Nb4
27. Rh1 Nbc6 28. h5 g5 29. Nxg5 Nxd4 30. Nh7 Qc8 31. Qxd4 1-0

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2005.07.17"]
[EventDate "2005.07.16"]
[Round "2"]
[Result "1-0"]
[White "Jan Smeets"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2537"]
[BlackElo "2272"]
[PlyCount "59"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nd7 6. Qd2 b5
7. Bd3 Bb7 8. O-O Qc7 9. Ne2 Ngf6 10. a4 O-O 11. axb5 cxb5
12. Ng3 d5 13. e5 Ne4 14. Qb4 Nb6 15. Qxb5 Rfc8 16. b3 e6
17. Qa5 Bf8 18. Rfc1 Qc3 19. Bxe4 Qxa5 20. Rxa5 dxe4 21. Ng5
Bb4 22. Ra2 Nd5 23. c4 Nc3 24. Rac2 h6 25. Nh3 a5 26. Bd2 Nd5
27. Nxe4 Bxd2 28. Rxd2 Ba6 29. Nd6 Rc6 30. Ra1 1-0

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2005.07.18"]
[EventDate "2005.07.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Michael Hoffmann"]
[ECO "A07"]
[WhiteElo "2272"]
[BlackElo "2475"]
[PlyCount "23"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 e6 5. c4 b4 6. O-O c5
7. a3 Na6 8. Bb2 Be7 9. axb4 Nxb4 10. d4 O-O 11. dxc5 Bxc5
12. Nc3 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2005.07.21"]
[EventDate "2005.07.16"]
[Round "6"]
[Result "0-1"]
[White "Robert G Hartoch"]
[Black "Harmen Jonkman"]
[ECO "A07"]
[WhiteElo "2272"]
[BlackElo "2454"]
[PlyCount "150"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. d3 Ngf6 6. Qe1 e5
7. e4 dxe4 8. dxe4 a5 9. a4 Bc5 10. Nbd2 O-O 11. h3 Bh5
12. Nh4 Re8 13. Nb3 Bf8 14. Nf5 Qc7 15. f3 Bg6 16. Nh4 Nc5
17. Nxc5 Bxc5+ 18. Be3 Qb6 19. Bxc5 Qxc5+ 20. Qf2 Qb4 21. c3
Qe7 22. Rfd1 Nd7 23. Bf1 Nc5 24. Qc2 Red8 25. Rxd8+ Rxd8
26. Rd1 Kf8 27. Nxg6+ hxg6 28. Bc4 g5 29. b4 Rxd1+ 30. Qxd1
Qd7 31. Qxd7 Nxd7 32. Kf2 Ke7 33. Ke3 b6 34. Bb3 Nf6 35. f4
gxf4+ 36. gxf4 Nd7 37. f5 g6 38. fxg6 fxg6 39. h4 Nf6 40. Bd1
Kf8 41. Kd3 Ne8 42. Ke3 Nd6 43. Be2 Kg7 44. Bd3 Kh6 45. Kf3
Kh5 46. Kg3 c5 47. bxc5 bxc5 48. Be2+ Kh6 49. Bd3 g5 50. Kg4
gxh4 51. Kxh4 Kg6 52. Kg4 Kf6 53. c4 Kg6 54. Kh4 Nc8 55. Bc2
Nb6 56. Bb3 Nd7 57. Bc2 Nf8 58. Kg4 Ne6 59. Bb3 Nf4 60. Bc2
Kf6 61. Kh4 Ng2+ 62. Kg3 Ne3 63. Bd3 Kg5 64. Kf3 Nd1 65. Bc2
Nb2 66. Bb3 Nd3 67. Kg3 Nc1 68. Bd1 Na2 69. Bb3 Nb4 70. Bd1
Nc6 71. Bb3 Ne7 72. Bc2 Nc8 73. Kf3 Kh4 74. Bb3 Nb6 75. Kf2
Kg4 0-1

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2005.07.24"]
[EventDate "2005.07.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Simon Ansell"]
[Black "Robert G Hartoch"]
[ECO "A04"]
[WhiteElo "2407"]
[BlackElo "2272"]
[PlyCount "6"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 1/2-1/2

[Event "Open Dutch Championship"]
[Site "Dieren NED"]
[Date "2005.08.04"]
[EventDate "2005.07.26"]
[Round "9"]
[Result "1/2-1/2"]
[White "Joost Van Rosmalen"]
[Black "Robert G Hartoch"]
[ECO "B08"]
[WhiteElo "2150"]
[BlackElo "2272"]
[PlyCount "18"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. a4 Nf6 6. Be2 O-O
7. O-O Nbd7 8. h3 Qc7 9. Be3 b6 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.15"]
[EventDate "2006.07.15"]
[Round "1"]
[Result "1-0"]
[White "Adam Hunt"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2457"]
[BlackElo "2265"]
[PlyCount "49"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 c6 5. Qd2 Nd7 6. Nf3 Ngf6
7. Bh6 Bxh6 8. Qxh6 e5 9. O-O-O Qe7 10. Bc4 b5 11. dxe5 dxe5
12. Bb3 Nc5 13. Rhe1 Nxb3+ 14. axb3 Bg4 15. Rd3 Nd7 16. Red1
O-O-O 17. Rd6 Kc7 18. Qe3 Kb7 19. Qd2 a6 20. Na2 Bxf3 21. gxf3
Kc7 22. Nb4 Nb8 23. Nxa6+ Nxa6 24. Qa5+ Kb7 25. Rxd8 1-0

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.16"]
[EventDate "2006.07.15"]
[Round "2"]
[Result "1-0"]
[White "Dennis De Vreugt"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2429"]
[BlackElo "2265"]
[PlyCount "53"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 Nd7 6. Nf3 Ngf6
7. Bd3 e5 8. h3 O-O 9. O-O b6 10. a4 a6 11. Rfd1 Bb7 12. dxe5
dxe5 13. Bc4 b5 14. Ba2 b4 15. Ne2 Qa5 16. Ng3 Rad8 17. Ng5 h6
18. Nxf7 Rxf7 19. Bxh6 Kh7 20. Bxf7 Bxh6 21. Qd6 Bf8 22. Qe6
Kg7 23. Rd3 Qc5 24. Bxg6 Kxg6 25. Nf5 Kh7 26. Qf7+ Kh8 27. Rg3
1-0

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.17"]
[EventDate "2006.07.15"]
[Round "3"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Joost Van Ruitenburg"]
[ECO "A07"]
[WhiteElo "2265"]
[BlackElo "2315"]
[PlyCount "15"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. d3 Nbd7 6. Nbd2 e5
7. e4 Bd6 8. h3 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.18"]
[EventDate "2006.07.15"]
[Round "4"]
[Result "1/2-1/2"]
[White "Henk Van Gool"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2208"]
[BlackElo "2265"]
[PlyCount "75"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Qe2 O-O 6. O-O Bg4
7. h3 Bxf3 8. Qxf3 c6 9. Bb3 Nbd7 10. Re1 Qc7 11. c3 e6
12. Bf4 b5 13. Nd2 e5 14. dxe5 dxe5 15. Be3 c5 16. c4 b4
17. g4 Qc6 18. Bc2 Rfe8 19. Nf1 Nf8 20. Ng3 Ne6 21. Qg2 Nd7
22. Kh1 Nd4 23. Bd3 Nf8 24. Rg1 Nfe6 25. Nf5 Qc7 26. Qg3 Nf4
27. Nxd4 cxd4 28. Bd2 a5 29. Rac1 Bf8 30. c5 Bxc5 31. Rc2 Qe7
32. Rgc1 Bd6 33. Bb5 Red8 34. Kh2 Rab8 35. Bc4 a4 36. b3 a3
37. Bd3 Qb7 38. Bxf4 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.19"]
[EventDate "2006.07.15"]
[Round "5"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Alan J Walton"]
[ECO "A96"]
[WhiteElo "2265"]
[BlackElo "2222"]
[PlyCount "21"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 d6 4. d4 e6 5. O-O Be7 6. c4 O-O
7. Nc3 Ne4 8. Nxe4 fxe4 9. Nd2 d5 10. f3 c5 11. fxe4 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.20"]
[EventDate "2006.07.15"]
[Round "6"]
[Result "1/2-1/2"]
[White "Pieter Hopman"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2304"]
[BlackElo "2265"]
[PlyCount "7"]

1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. f4 1/2-1/2

[Event "Amsterdam Chess Tournament"]
[Site "Amsterdam NED"]
[Date "2006.07.21"]
[EventDate "2006.07.15"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "David Eggleston"]
[ECO "A04"]
[WhiteElo "2265"]
[BlackElo "2232"]
[PlyCount "11"]

1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. O-O d6 5. d4 Be7 6. c4
1/2-1/2

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.03"]
[EventDate "2007.04.03"]
[Round "1"]
[Result "1-0"]
[White "Alexander Berelovich"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "2549"]
[BlackElo "2242"]
[PlyCount "85"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 b5 6. g4 h5 7. g5
Nfd7 8. Qd2 Nb6 9. f4 d5 10. exd5 b4 11. Ne4 Nxd5 12. Nf3 Bf5
13. Nc5 e6 14. Bg2 Bxc2 15. O-O Bf5 16. Ne5 Bxc5 17. dxc5 O-O
18. Bd4 a5 19. Nc4 Na6 20. Nd6 Nac7 21. Qe2 Qd7 22. Rad1 Kh7
23. Kh1 f6 24. gxf6 Nxf6 25. Nxf5 gxf5 26. Be5 Ncd5 27. Bd6
Rfe8 28. Rf3 Qf7 29. Rh3 Ng4 30. Rg3 e5 31. fxe5 Nf4 32. Qf3
Nxg2 33. Rxg2 Re6 34. h3 Nh6 35. Qxc6 Rae8 36. Rdg1 f4 37. Qf3
Rg8 38. Rxg8 Nxg8 39. c6 Ne7 40. c7 Nc8 41. Rg5 Rh6 42. Qe4+
Kh8 43. e6 1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.04"]
[EventDate "2007.04.03"]
[Round "2"]
[Result "1-0"]
[White "Richard G Pert"]
[Black "Robert G Hartoch"]
[ECO "A00"]
[WhiteElo "2450"]
[BlackElo "2242"]
[PlyCount "75"]

1. e4 d6 2. Nc3 Nf6 3. Bc4 c6 4. Bb3 b5 5. a3 g6 6. d4 Bg7
7. Bg5 h6 8. Bh4 O-O 9. f4 Na6 10. Nf3 Nc7 11. O-O d5 12. e5
Ne4 13. Qe1 Nxc3 14. Qxc3 Qd7 15. Rae1 f5 16. exf6 exf6 17. f5
g5 18. Bg3 Rf7 19. h4 g4 20. Nd2 h5 21. Bf4 Bb7 22. Qg3 Re8
23. c3 Rfe7 24. Bxc7 Rxe1 25. Rxe1 Rxe1+ 26. Qxe1 Qxc7
27. Qe8+ Bf8 28. Qg6+ Bg7 29. Qe8+ Bf8 30. Qg6+ Bg7 31. Qxh5
Qf4 32. Qe8+ Kh7 33. Qg6+ Kg8 34. Nf1 Kf8 35. Bd1 g3 36. Nxg3
Qc1 37. Kh2 Qf4 38. Bh5 1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.05"]
[EventDate "2007.04.03"]
[Round "3"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "R Glantz"]
[ECO "A04"]
[WhiteElo "2242"]
[BlackElo "1991"]
[PlyCount "99"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. O-O Nc6 5. d4 e6 6. c4 dxc4
7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 Ke7 10. Nxc4 Ng4 11. e3 Bd7
12. h3 Nf6 13. b3 Rhd8 14. Bb2 Be8 15. Nfe5 Rxd1+ 16. Rxd1 Rc8
17. Nd3 Rd8 18. Bf3 b6 19. Nxc5 Rxd1+ 20. Bxd1 bxc5 21. a3 Bd7
22. g4 Ne8 23. f4 Nd8 24. Bc2 h6 25. Kf2 Nb7 26. e4 f6 27. e5
Nc7 28. h4 f5 29. gxf5 exf5 30. Ne3 g6 31. h5 Kf7 32. hxg6+
Kxg6 33. Ng2 Nd5 34. Bc1 Ne7 35. Be3 Kf7 36. Ne1 Bb5 37. Nd3
Nd5 38. Nxc5 Nxc5 39. Bxc5 Nxf4 40. Bxf5 Nd3+ 41. Bxd3 Bxd3
42. Bxa7 Ke6 43. Bb8 Bc2 44. b4 Ba4 45. Kg3 Kd5 46. Kg4 Bd7+
47. Kh5 Kc4 48. Kxh6 Kb3 49. Bd6 Kxa3 50. Kg7 1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.06"]
[EventDate "2007.04.03"]
[Round "4"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "Dr. Erik Zude"]
[ECO "A96"]
[WhiteElo "2242"]
[BlackElo "2411"]
[PlyCount "97"]

1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. O-O Be7 5. c4 O-O 6. d4 d6
7. Nc3 a5 8. Bg5 Nbd7 9. Qc2 h6 10. Bxf6 Nxf6 11. e4 Nxe4
12. Nxe4 fxe4 13. Qxe4 a4 14. Rfe1 c6 15. Re2 Ra5 16. Rae1
Raf5 17. Nd2 e5 18. Nf1 R5f7 19. Ne3 Qa5 20. d5 c5 21. Rf1 Bg5
22. h4 Bxe3 23. Qxe3 Bg4 24. f3 Bd7 25. Ref2 Qb4 26. Rc1 b5
27. a3 Qa5 28. cxb5 Qxb5 29. Bf1 Qb7 30. Bd3 Bf5 31. Be4 Bxe4
32. Qxe4 Qe7 33. Kg2 Rb8 34. Rc4 Rb3 35. Rxa4 Qb7 36. Kh3 Rf8
37. Qg6 Rf6 38. Qe8+ Kh7 39. Ra8 Qxd5 40. Qh8+ Kg6 41. h5+
Kxh5 42. Qxg7 Rg6 43. g4+ Kg5 44. Qe7+ Kf4 45. Rf8+ Ke3
46. Kg3 Qb7 47. Qe8 Rxb2 48. Rxb2 Qxb2 49. Qxg6 1/2-1/2

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.07"]
[EventDate "2007.04.03"]
[Round "5"]
[Result "1-0"]
[White "Thomas Paehtz Sr"]
[Black "Robert G Hartoch"]
[ECO "B09"]
[WhiteElo "2427"]
[BlackElo "2242"]
[PlyCount "79"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be3 Nbd7
7. Qd2 c6 8. e5 Nd5 9. Nxd5 cxd5 10. h4 Nb6 11. b3 Bf5 12. Bd3
Qd7 13. h5 Bxd3 14. Qxd3 Rac8 15. c3 Rc7 16. Bd2 Qg4 17. O-O-O
h6 18. Rh4 Qf5 19. Qxf5 gxf5 20. g4 e6 21. gxf5 exf5 22. Rh2
dxe5 23. fxe5 f6 24. e6 Re8 25. Nh4 Rxe6 26. Nxf5 Nc8 27. Rg2
Nd6 28. Nxd6 Rxd6 29. Bf4 Rxc3+ 30. Kb2 Rcc6 31. Rdg1 Rd7
32. Bxh6 Rcc7 33. Bf4 Kh7 34. h6 Bh8 35. Bxc7 Rxc7 36. Rc2 Rd7
37. Kc3 f5 38. Kd3 Re7 39. Rc5 Rd7 40. Rc8 1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.08"]
[EventDate "2007.04.03"]
[Round "6"]
[Result "1-0"]
[White "Stefan Loeffler"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "2448"]
[BlackElo "2242"]
[PlyCount "61"]

1. d4 d6 2. e4 Nf6 3. f3 e5 4. Ne2 Be7 5. Be3 O-O 6. Qd2 c6
7. c4 a6 8. d5 b5 9. Na3 cxd5 10. cxd5 Nbd7 11. g4 Nc5 12. Ng3
Nfd7 13. O-O-O Rb8 14. Kb1 b4 15. Nc4 a5 16. Nf5 Nb7 17. h4
Re8 18. h5 Ndc5 19. g5 Bf8 20. Bh3 g6 21. hxg6 fxg6 22. Nh6+
Bxh6 23. Bxc8 Rxc8 24. Rxh6 Rc7 25. Rdh1 Ree7 26. Bxc5 Nxc5
27. Nxa5 Qa8 28. Qxb4 Ra7 29. Nc6 Reb7 30. Nxa7 Rxb4 31. Rxh7
1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.09"]
[EventDate "2007.04.03"]
[Round "7"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "V Godoj"]
[ECO "A04"]
[WhiteElo "2242"]
[BlackElo "2113"]
[PlyCount "42"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O d6 6. Nc3 e5
7. Ne1 Nge7 8. Nc2 O-O 9. a3 a5 10. Rb1 Be6 11. Ne3 Rb8 12. d3
Kh8 13. Ned5 f5 14. Bd2 Bg8 15. b4 axb4 16. axb4 b6 17. Qa4
Nxd5 18. Nxd5 Ne7 19. bxc5 Nxd5 20. cxd5 bxc5 21. Ba5 Qe7
1/2-1/2

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.11"]
[EventDate "2007.04.03"]
[Round "8"]
[Result "1-0"]
[White "Robert G Hartoch"]
[Black "Stephan Kaphle"]
[ECO "A04"]
[WhiteElo "2242"]
[BlackElo "2151"]
[PlyCount "77"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 c5 5. O-O Nd7 6. c4 Ngf6
7. Nc3 Qb6 8. b3 O-O 9. Bb2 e6 10. e3 a6 11. Qe2 Rb8 12. Rfd1
Qc7 13. Rac1 b6 14. e4 cxd4 15. Nxd4 Bb7 16. h3 Rfe8 17. Qd2
Bf8 18. Re1 Rbc8 19. Re2 Qb8 20. Rce1 Qa8 21. Kh2 Red8 22. f4
Nc5 23. f5 d5 24. fxe6 fxe6 25. Nxe6 Nxe6 26. exd5 Nc5 27. Na4
Rd6 28. Nxc5 bxc5 29. Re6 Rxe6 30. Rxe6 Nh5 31. Bf3 Ng7
32. Bg4 Re8 33. Qe2 Rxe6 34. Bxe6+ Kh8 35. Qe5 Qd8 36. h4 Bc8
37. Qb8 Bd6 38. Qxc8 Qxc8 39. Bxc8 1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.12"]
[EventDate "2007.04.03"]
[Round "9"]
[Result "1-0"]
[White "Daniel Alsina Leal"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "2428"]
[BlackElo "2242"]
[PlyCount "67"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. h3 Bg7 6. f4 O-O
7. Nf3 b5 8. Bd3 Na6 9. O-O Nb4 10. Be2 a5 11. a3 Na6 12. e5
Ne8 13. Bd3 b4 14. Ne2 Nec7 15. Qe1 f5 16. Qh4 d5 17. Ng5 h6
18. Nf3 e6 19. Qf2 Bd7 20. Kh1 Kh7 21. Rg1 Qe7 22. g4 Rg8
23. Rg2 bxa3 24. bxa3 Bh8 25. Nh4 Rg7 26. Ng1 Nb5 27. Bd2 a4
28. Ngf3 c5 29. dxc5 Qxc5 30. Be3 Qe7 31. Rag1 Nc3 32. Nxg6
Rxg6 33. gxf5 Rxg2 34. Qxg2 1-0

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.13"]
[EventDate "2007.04.03"]
[Round "10"]
[Result "1/2-1/2"]
[White "Richard Almond"]
[Black "Robert G Hartoch"]
[ECO "A41"]
[WhiteElo "2088"]
[BlackElo "2242"]
[PlyCount "28"]

1. d4 d6 2. c4 e5 3. d5 Be7 4. e4 a5 5. Bd3 Bg5 6. Nc3 Na6
7. Nge2 Bxc1 8. Rxc1 Nf6 9. Ng3 h5 10. h4 Bd7 11. Bc2 g6
12. Ba4 O-O 13. Bxd7 Qxd7 14. Nf1 Nc5 1/2-1/2

[Event "European Individual Championships"]
[Site "Dresden GER"]
[Date "2007.04.14"]
[EventDate "2007.04.03"]
[Round "11"]
[Result "1/2-1/2"]
[White "Robert G Hartoch"]
[Black "S Perlitz"]
[ECO "A04"]
[WhiteElo "2242"]
[BlackElo "2141"]
[PlyCount "13"]

1. Nf3 g6 2. g3 Bg7 3. d4 c5 4. Bg2 cxd4 5. Nxd4 Nc6 6. Nxc6
dxc6 7. Qxd8+ 1/2-1/2

[Event "BSG Pinkstertoernooi 2008"]
[Site "Bussum, the Netherlands"]
[Date "2008.05.10"]
[EventDate "2008.05.09"]
[Round "2"]
[Result "1-0"]
[White "Dennis De Vreugt"]
[Black "Robert G Hartoch"]
[ECO "B07"]
[WhiteElo "2403"]
[BlackElo "2228"]
[PlyCount "81"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 Nbd7 6. Nf3 Bg7
7. Bd3 e5 8. h3 O-O 9. O-O Re8 10. a4 d5 11. dxe5 Nxe4
12. Bxe4 dxe4 13. Bg5 Qa5 14. Nxe4 Qxd2 15. Nfxd2 Rxe5
16. Rfe1 Nf8 17. Nc4 Rd5 18. Ne3 Re5 19. Nc4 Rd5 20. Nf6+ Bxf6
21. Bxf6 Be6 22. Ne3 Rd7 23. f4 h5 24. g4 Nh7 25. Bc3 hxg4
26. hxg4 f5 27. Nxf5 Bxf5 28. gxf5 gxf5 29. Re6 Kf7 30. Rh6
Rg8+ 31. Kf2 Ke8 32. Re1+ Kd8 33. Reh1 Nf8 34. Rh8 Rxh8
35. Rxh8 Ke8 36. Bb4 Rf7 37. Ke3 b6 38. Bxf8 Rxf8 39. Rxf8+
Kxf8 40. Kd4 Kf7 41. Ke5 1-0

[Event "SenWM"]
[Site "Bad Zwischenahn GER"]
[Date "2008.10.29"]
[EventDate "2008.10.28"]
[Round "2"]
[Result "1-0"]
[White "Vlastimil Jansa"]
[Black "Robert G Hartoch"]
[ECO "B06"]
[WhiteElo "2477"]
[BlackElo "2196"]
[PlyCount "51"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 c6 6. Bh6 Bxh6
7. Qxh6 e5 8. O-O-O Nbd7 9. Nf3 Qe7 10. h3 a6 11. Bc4 b5
12. Bb3 Bb7 13. dxe5 dxe5 14. Ng5 Rf8 15. Nxh7 Nxh7 16. Qxh7
Qg5+ 17. Kb1 Qxg2 18. Rhg1 Qf3 19. Rxg6 O-O-O 20. Rgd6 Nf6
21. Qh4 b4 22. Qxf6 Qxf6 23. Rxf6 bxc3 24. Rxd8+ Rxd8 25. bxc3
c5 26. f3 1-0

