[Event "9th Canadian Open"]
[Site "Vancouver"]
[Date "1971.08.25"]
[EventDate "?"]
[Round "2"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "R Johnson"]
[ECO "B57"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "123"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 d6 6. Bc4
Qb6 7. Nb3 Bg4 8. f3 Bd7 9. Qe2 e6 10. Be3 Qc7 11. O-O Be7
12. Rfd1 a6 13. Qf2 b5 14. Bf1 Rb8 15. a4 b4 16. Nb1 a5
17. N1d2 Ne5 18. Nd4 O-O 19. h3 d5 20. f4 Nc4 21. e5 Nxe3
22. Qxe3 Ne8 23. Bd3 g6 24. Kh1 Ng7 25. g4 Bc5 26. N2b3 Ba7
27. Qg3 Bb6 28. Qh4 Qb7 29. Qh6 Rbe8 30. Kh2 f6 31. Nf3 Re7
32. Qh4 Ne8 33. Nbd4 Rg7 34. Bb5 fxe5 35. Bxd7 Qxd7 36. Nxe5
Qc8 37. Ndc6 Rxf4 38. Rf1 g5 39. Ne7+ Rxe7 40. Qxg5+ Rg7
41. Qxf4 Nd6 42. Rae1 Bc7 43. Kh1 Nf7 44. Qd4 Nxe5 45. Rxe5
Bxe5 46. Qxe5 Qe8 47. Rf6 Rg6 48. g5 Rxf6 49. gxf6 Qd7 50. Kg2
h6 51. Qg3+ Kh8 52. Kf3 e5 53. Qxe5 Qxh3+ 54. Ke2 Qg4+ 55. Ke3
Qg5+ 56. Kd4 Qxe5+ 57. Kxe5 Kg8 58. Kxd5 Kf7 59. Ke5 h5
60. Kf5 h4 61. Kg4 Kxf6 62. Kxh4 1-0

[Event "9th Canadian Open"]
[Site "Vancouver"]
[Date "1971.08.26"]
[EventDate "?"]
[Round "3"]
[Result "0-1"]
[White "Andris Zeidaks"]
[Black "Roy C Ervin"]
[ECO "C00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. c4 Nf6 6. Bg5
dxc4 7. Bxc4 O-O 8. O-O Nbd7 9. Nbd2 c6 10. Ne4 Be7 11. Ng3 h6
12. Bd2 Nb6 13. Bd3 Re8 14. Qc2 Nbd5 15. a3 a5 16. Rae1 Be6
17. Nf5 Bf8 18. Ne5 Ne7 19. Re3 Nxf5 20. Bxf5 Qxd4 21. Bc3 Qc5
22. Bxe6 Rxe6 23. Rfe1 Nd5 24. Nxf7 Nxe3 25. Qb3 Qd5 26. Qxb7
Qxg2# 0-1

[Event "9th Canadian Open"]
[Site "Vancouver"]
[Date "1971.08.28"]
[EventDate "?"]
[Round "5"]
[Result "1-0"]
[White "Dr. Zvonko Vranesic"]
[Black "Roy C Ervin"]
[ECO "D51"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "127"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Bg5 Nbd7 5. cxd5 exd5 6. e3
Be7 7. Nf3 O-O 8. Bd3 Re8 9. O-O c6 10. Qc2 a5 11. Rab1 Nf8
12. a3 Ne4 13. Bxe7 Qxe7 14. b4 axb4 15. axb4 Ng6 16. Nd2 f5
17. Nf3 f4 18. Rfe1 Bf5 19. b5 Nxc3 20. Qxc3 Ra3 21. Rb3 Rxb3
22. Qxb3 Bxd3 23. Qxd3 fxe3 24. Rxe3 Qd7 25. bxc6 bxc6 26. Ng5
Rxe3 27. Qxe3 Qe7 28. Qe6+ Qxe6 29. Nxe6 Ne7 30. g4 Kf7
31. Nf4 Ng6 32. Nd3 Ke6 33. f4 Kd6 34. Kf2 Nf8 35. Ke3 g6
36. f5 gxf5 37. gxf5 Nd7 38. Kf4 h6 39. h3 Nf6 40. Ne5 Nh5+
41. Ke3 Ng3 42. Nf7+ Ke7 43. Nxh6 Kf6 44. Kf3 Nf1 45. Kf4 Nd2
46. Ng4+ Ke7 47. h4 Nb3 48. Ke5 c5 49. dxc5 Nxc5 50. Kxd5 Nd7
51. Ke4 Kf8 52. Kf4 Kg7 53. Kg5 Nc5 54. f6+ Kf7 55. Kf5 Kg8
56. Ne5 Kh7 57. Nf7 Nd7 58. Kg5 Nf8 59. Kh5 Nd7 60. Ng5+ Kg8
61. Kg6 Ne5+ 62. Kf5 Nd7 63. h5 Nf8 64. Ke5 1-0

[Event "9th Canadian Open"]
[Site "Vancouver"]
[Date "1971.08.29"]
[EventDate "?"]
[Round "6"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "E Durrant"]
[ECO "B70"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 g6 6. h3 Bg7
7. g4 O-O 8. g5 Nfd7 9. f4 e5 10. Nde2 exf4 11. Bxf4 Ne5
12. Nd4 Nbc6 13. Ndb5 Be6 14. Qxd6 Qb6 15. O-O-O a6 16. Nc7
Rad8 17. N7d5 Qf2 18. Bxe5 Rxd6 19. Bxd6 Rd8 20. Bc7 Rd7
21. Bb6 Qh4 22. Bd3 Qxg5+ 23. Kb1 Qe5 24. h4 h5 25. Bc4 Bg4
26. Rdf1 Nd4 27. Rf2 Nf3 28. Rhf1 Qg3 29. Na4 Qe5 30. Nac3 Qg3
31. Na4 Qxh4 32. Nc5 Rd6 33. Nd3 Qh3 34. N3f4 Qh4 35. c3 Ne5
36. Bb3 Rd7 37. Bd4 Qd8 38. Bxe5 Bxe5 39. Nxg6 fxg6 40. Nf6+
Kg7 41. Nxd7 Bxd7 42. Rf7+ Kh6 43. Rd1 Qh4 44. Rfxd7 Qxe4+
45. Bc2 Qf3 46. Rg1 1-0

[Event "9th Canadian Open"]
[Site "Vancouver"]
[Date "1971.08.30"]
[EventDate "?"]
[Round "7"]
[Result "1/2-1/2"]
[White "Pal Benko"]
[Black "Roy C Ervin"]
[ECO "D35"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "157"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3
Be7 7. Bd3 O-O 8. Qc2 Re8 9. Nge2 c6 10. O-O Nf8 11. Ng3 g6
12. Rab1 a5 13. a3 Ne6 14. Bxf6 Bxf6 15. b4 axb4 16. axb4 Qd6
17. Rfc1 Bd7 18. b5 Ra5 19. bxc6 bxc6 20. Na4 Rb8 21. Rxb8+
Qxb8 22. Ne2 Qa7 23. Nac3 Kg7 24. h3 h5 25. Qb2 Qa8 26. Rd1 c5
27. dxc5 Nxc5 28. Bc2 Ba4 29. Bxa4 Nxa4 30. Qd2 Nxc3 31. Nxc3
Bxc3 32. Qxc3+ Kh7 33. Qe5 Qd8 34. Rb1 Ra6 35. Rb7 Qf6
36. Qxd5 Kg7 37. g3 Ra1+ 38. Kg2 Rc1 39. Qd4 Rc2 40. Qxf6+
Kxf6 41. Kf3 Ra2 42. Rb6+ Ke5 43. g4 hxg4+ 44. hxg4 g5 45. Kg3
Ra3 46. Rb5+ Kf6 47. Kf3 Ra2 48. Rc5 Kg6 49. Rd5 Rb2 50. e4
Rb3+ 51. Ke2 Rb4 52. Ke3 Rb1 53. f3 Re1+ 54. Kf2 Ra1 55. e5
Ra3 56. Ke2 Rb3 57. Rd6+ Kg7 58. Rd3 Rb5 59. Re3 Rd5 60. Re4
Kf8 61. f4 gxf4 62. Kf3 Kg7 63. Kxf4 Rd1 64. Kf5 Rf1+ 65. Rf4
Re1 66. g5 Ra1 67. Rg4 Rf1+ 68. Ke4 Kg6 69. Rf4 Re1+ 70. Kd5
Rd1+ 71. Kc6 Re1 72. Kd6 Rd1+ 73. Ke7 Rd5 74. Re4 Kxg5
75. Kxf7 Kf5 76. e6 Kxe4 77. e7 Re5 78. e8=Q Rxe8 79. Kxe8
1/2-1/2

[Event "9th Canadian Open"]
[Site "Vancouver"]
[Date "1971.08.31"]
[EventDate "?"]
[Round "8"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "S Wuntschek"]
[ECO "C51"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. a4 a5 6. b5 Nce7
7. Nxe5 d5 8. exd5 Bd4 9. Nxf7 Kxf7 10. c3 Nxd5 11. Qh5+ Ke6
12. Qg4+ Kf7 13. Qxd4 Nf6 14. O-O Re8 15. d3 h6 16. Nd2 Bf5
17. f3 Kg6 18. Ne4 Nb6 19. Nxf6 Qxd4+ 20. cxd4 Kxf6 21. Bf4
Re7 22. Be5+ Kg6 23. g4 Bc8 24. Kg2 Nxc4 25. dxc4 Be6 26. c5
Rf8 27. Kg3 Rd7 28. f4 Bd5 29. h4 Re8 30. f5+ Kf7 31. Rf2 Kg8
32. g5 Rf8 33. g6 Be4 34. Kg4 Bd5 35. Ra3 c6 36. Re3 Bc4
37. bxc6 bxc6 38. Bd6 Rfd8 39. Rb2 Ra8 40. Rb1 Kh8 41. Rbe1
Bg8 42. Re8 Rxe8 43. Rxe8 Rd8 44. Re7 Re8 45. f6 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "01"]
[Result "1-0"]
[White "Andrew Karklins"]
[Black "Roy C Ervin"]
[ECO "C02"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "57"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Bd7 6.a3 c4 7.Nbd2 Nc6
8.b3 cxb3 9.Nxb3 Na5 10.Nxa5 Qxa5 11.Bd2 Qa4 12.Qb1 b5 13.Bd3
Ne7 14.O-O Nc8 15.Bxh7 Nb6 16.Bc2 Qc4 17.Bd3 Qc7 18.Qd1 Nc4
19.Bc1 Rc8 20.Ng5 Be7 21.Ra2 Nb6 22.Rc2 Nc4 23.f4 g6 24.Qg4
Rg8 25.Qh3 Bxg5 26.fxg5 Qb6 27.Qh7 Rf8 28.Qg7 Rc7 29.Rcf2 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "02"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "William Goichberg"]
[ECO "B72"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "99"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 g6 7.Be3
Bg7 8.Nb3 O-O 9.g4 a5 10.g5 Nd7 11.a4 Nb4 12.Qd2 b6 13.Bd4 Bb7
14.Bxg7 Kxg7 15.f3 Rc8 16.h4 Nc5 17.Nd4 e5 18.Ndb5 d5 19.exd5
Nxd5 20.O-O-O Nxc3 21.Nxc3 Qxd2+ 22.Rxd2 Rfd8 23.Rhd1 Ne6
24.Rxd8 Rxd8 25.Rxd8 Nxd8 26.Nb5 Ne6 27.Nd6 Nd4 28.Nxb7 Nxe2+
29.Kd2 Nd4 30.Ke3 Nf5+ 31.Ke4 f6 32.c3 Nxh4 33.b4 fxg5 34.bxa5
bxa5 35.Nxa5 Nf5 36.Nc6 h5 37.Nxe5 Kf6 38.a5 Nd6+ 39.Kd5 Nb5
40.c4 Nc7+ 41.Kc6 Na6 42.Nd3 h4 43.Kb7 h3 44.Kxa6 h2 45.Nf2
Kf5 46.Kb5 Kf4 47.Nh1 Kxf3 48.a6 Kg2 49.a7 Kxh1 50.a8=Q+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "03"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "George Berner"]
[ECO "B00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "140"]

1.e4 Nc6 2.d4 d5 3.e5 Bf5 4.c3 h5 5.Bd3 Qd7 6.Ne2 h4 7.h3 f6
8.f4 Nh6 9.Na3 e6 10.Nc2 Bxd3 11.Qxd3 Nf5 12.Ne3 Nce7 13.Ng4
Kf7 14.Bd2 b6 15.O-O c5 16.Kh2 Ng6 17.exf6 gxf6 18.dxc5 bxc5
19.b4 c4 20.Qc2 Bd6 21.Rad1 Qc7 22.Kh1 Nge7 23.Be3 Rag8 24.Rf3
Ng3+ 25.Nxg3 hxg3 26.Nxf6 Kxf6 27.Bd4+ Kf7 28.Bxh8 Rxh8 29.f5
e5 30.f6 Ng6 31.Rxg3 e4 32.Rg5 Be5 33.Rf1 Qc8 34.Kg1 Qe6
35.Qd1 Nf4 36.Rg7+ Kxf6 37.Rg4 Qb6+ 38.Kh1 Qe6 39.Rgxf4+ Bxf4
40.Qd4+ Qe5 41.Rxf4+ Ke6 42.Qe3 Rg8 43.Rh4 Rf8 44.Rh6+ Rf6
45.Rxf6+ Qxf6 46.Kg1 Qh4 47.Kf1 Qf6+ 48.Ke2 Qg7 49.g4 Qe5
50.g5 Qh2+ 51.Kd1 Qh1+ 52.Ke2 Qg2+ 53.Kd1 Qxa2 54.Ke1 Qh2
55.b5 Qb2 56.g6 Qb1+ 57.Kd2 Qxb5 58.Qxa7 Qb2+ 59.Kd1 Qb1+
60.Ke2 Qd3+ 61.Kf2 Qf3+ 62.Ke1 Qxc3+ 63.Kd1 Qf3+ 64.Kc1 Qf1+
65.Kc2 Qg2+ 66.Kb1 Qxg6 67.Qb6+ Kf5 68.Qd4 Qd6 69.h4 Qb4+
70.Ka1 Qa3+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "05"]
[Result "0-1"]
[White "Allan George Savage"]
[Black "Roy C Ervin"]
[ECO "C27"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.e4 Nf6 2.Nc3 e5 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Be7 6.Nf3 Nc6
7.d4 Nxd4 8.Nxe5 O-O 9.O-O Nxb3 10.axb3 Ne8 11.Be3 Nf6 12.Qe2
d5 13.Rfd1 Be6 14.Qb5 Qc8 15.Bc5 a6 16.Qb4 Bxc5 17.Qxc5 Rd8
18.Rd3 Rd6 19.Rad1 b6 20.Qd4 Bf5 21.Rg3 Bxc2 22.Rd2 Bg6
23.Nxg6 fxg6 24.h3 Qd7 25.Re2 Re8 26.Rxe8+ Qxe8 27.b4 Qd7
28.Rg5 Kf7 29.Kh2 h6 30.Rg3 g5 31.Rf3 Qc6 32.b3 Re6 33.Qxd5
Qxd5 34.Nxd5 Rc6 35.Kg3 Ke6 36.Nxf6 gxf6 37.Kg4 Kf7 38.Kf5 Re6
39.Rc3 Re5+ 40.Kg4 Re4+ 41.Kg3 Rxb4 42.Rxc7+ Kg6 43.Rc3 a5
44.f3 h5 45.Kf2 h4 0-1

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1972.??.??"]
[EventDate "?"]
[Round "06"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "Peter Cleghorn"]
[ECO "C57"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5 6.Bxb5 Qxd5
7.Nc3 Qxg2 8.Qf3 Qxf3 9.Nxf3 Bd7 10.d3 O-O-O 11.Be3 Bb4
12.O-O-O Bxc3 13.bxc3 Nd5 14.Ba6+ Kb8 15.Kd2 Ka8 16.Ng5 Nxe3
17.Kxe3 Rdf8 18.Rb1 Na5 19.Rb4 c5 20.Rb2 f5 21.Rhb1 h6 22.Nf3
Re8 23.Bb7+ Nxb7 24.Rxb7 f4+ 25.Ke2 Bg4 26.Rxg7 Rhg8 27.Rxg8
Rxg8 28.Rb5 Rc8 29.h3 Bh5 30.Ra5 Rc6 31.Ra4 c4 32.Ra5 cxd3+
33.cxd3 Rb6 34.Rxe5 Rb2+ 35.Ke1 Bxf3 36.Rc5 Re2+ 37.Kf1 Rd2
0-1

[Event "Lone Pine"]
[Site "?"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "04"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "Walter Shawn Browne"]
[ECO "B94"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "66"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4
b5 8.Qd3 Bb7 9.O-O-O e6 10.a3 Rc8 11.f5 e5 12.Nde2 Qc7 13.Rd2
Be7 14.h4 O-O 15.g4 b4 16.axb4 d5 17.exd5 Bxb4 18.Kb1 e4
19.Qh3 Qa5 20.Rd4 Bxc3 21.Nxc3 Nxd5 22.Nxd5 Bxd5 23.c4 Bc6
24.Bg2 Rb8 25.Bf4 Rb7 26.Rc1 Nc5 27.Rc3 Ba4 28.Bd6 Qb6 29.Rd2
Nb3 30.Rxb3 Bxb3 31.Bxf8 Qa5 32.Re2 Qa2+ 33.Kc1 Rd7 0-1

[Event "Lone Pine (USA)"]
[Site "Lone Pine (USA)"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "Istvan Bilek"]
[ECO "B27"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1.e4 c5 2.Nf3 g6 3.c3 Bg7 4.d4 cxd4 5.cxd4 d5 6.exd5 Nf6 7.Nc3
O-O 8.Bc4 Nbd7 9.O-O Nb6 10.Bb3 Nbxd5 11.Re1 b6 12.Ne5 Bb7
13.Qf3 Rb8 14.Qh3 Rc8 15.Bd2 Nxc3 16.bxc3 Rc7 17.Qh4 b5 18.a4
a6 19.axb5 axb5 20.Ra5 Qe8 21.Qg3 Nh5 22.Nxf7 Nxg3 23.Nd6+ Kh8
24.Nxe8 Rxe8 25.hxg3 b4 26.cxb4 Bxd4 27.Bf4 Rc3 28.Ba4 Bc6
29.Bxc6 Rxc6 30.Rd5 Bb6 31.Re2 Kg8 32.b5 Rc4 33.Re6 Bd4 34.Kf1
Rb4 35.Bd2 Ra4 36.Re4 e5 37.f4 Ra2 38.Rdxd4 exd4 39.Rxe8+ Kf7
40.Re2 d3 41.Rf2 Ke6 42.Be1 Ra3 43.Rb2 Kd7 44.b6 Kc8 45.b7+
Kb8 46.g4 1-0

[Event "Lone Pine (USA)"]
[Site "Lone Pine (USA)"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Leonid Shamkovich"]
[Black "Roy C Ervin"]
[ECO "C78"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "61"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.d4
d6 8.c3 Bg4 9.h3 Bxf3 10.Qxf3 exd4 11.Qg3 O-O 12.Bh6 Nh5
13.Qg4 dxc3 14.Nxc3 Nd4 15.Qxh5 gxh6 16.f4 Nxb3 17.axb3 Bf6
18.Qxh6 b4 19.Nd5 Bg7 20.Qh5 c6 21.Ne3 Qb6 22.Rf3 Kh8 23.Kh1
Qd4 24.Rg3 Qxb2 25.Rd1 Rg8 26.Nc4 Qf2 27.Nxd6 Raf8 28.Rg4 Qc2
29.Rg1 Qxb3 30.Rh4 h6 31.Qxh6+ 1-0

[Event "Lone Pine (USA)"]
[Site "Lone Pine (USA)"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "James E Tarjan"]
[ECO "A26"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "72"]

1.c4 e5 2.Nc3 Nc6 3.g3 d6 4.Bg2 g6 5.d3 Bg7 6.Rb1 Be6 7.Nf3 h6
8.O-O f5 9.Ne1 Nf6 10.b4 a6 11.b5 axb5 12.Rxb5 Qc8 13.Nc2 Nd8
14.Ba3 O-O 15.Qd2 f4 16.Nd5 Nxd5 17.cxd5 Bh3 18.Ra5 Rxa5
19.Qxa5 Nf7 20.f3 Ng5 21.Qe1 h5 22.Rf2 fxg3 23.hxg3 Bxg2
24.Rxg2 Rxf3 25.Bc1 Rf5 26.Ne3 Rf8 27.g4 Nh3+ 28.Kh1 Nf4
29.Rh2 hxg4 30.Qg3 Nh5 31.Qh4 g3 32.Rg2 Rf4 33.Qe7 Qh3+ 34.Kg1
Rh4 35.Qe6+ Qxe6 36.dxe6 Nf4 0-1

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "01"]
[Result "1/2-1/2"]
[White "Mato Damjanovic"]
[Black "Roy C Ervin"]
[ECO "B08"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "106"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.Nf3 O-O 6.O-O Nc6 7.h3
e5 8.d5 Ne7 9.Be3 c5 10.Nd2 Ne8 11.Nc4 f5 12.f4 exf4 13.Bxf4
Bd4+ 14.Be3 Bxe3+ 15.Nxe3 Nf6 16.exf5 Nxf5 17.Nxf5 Bxf5 18.g4
Bc8 19.Qd2 Nd7 20.Rxf8+ Qxf8 21.Rf1 Qe7 22.a4 Kg7 23.Qf4 Ne5
24.Ne4 Bd7 25.b3 Re8 26.Bd3 Rd8 27.Rf2 b6 28.Bf1 Bc8 29.a5
bxa5 30.Bb5 Bb7 31.c4 Bc8 32.Kg2 h6 33.Qf6+ Qxf6 34.Rxf6 Nf7
35.Re6 Bxe6 36.dxe6 Kf8 37.exf7 Kxf7 38.Nc3 Ke6 39.Nd5 Rf8
40.Ba4 Ke5 41.Ne7 Kf6 42.Nc6 Re8 43.Nxa7 Ra8 44.Nb5 Rd8 45.Nc3
Ra8 46.Nd5+ Ke5 47.Kg3 Ra7 48.Nb6 Rb7 49.Nd5 Rf7 50.h4 Rf1
51.Ne7 Kf6 52.Nd5+ Ke5 53.Ne7 Kf6 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "03"]
[Result "1-0"]
[White "V Liberzon"]
[Black "Roy C Ervin"]
[ECO "B08"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "86"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Nc6 7.d5
Nb8 8.Re1 c6 9.Bf1 Re8 10.h3 a6 11.a4 cxd5 12.Nxd5 b6 13.c3
Bb7 14.Nxf6+ Bxf6 15.Bg5 Nd7 16.Bxf6 Nxf6 17.e5 dxe5 18.Nxe5
Qxd1 19.Rexd1 Red8 20.Nc4 Rxd1 21.Rxd1 b5 22.Nb6 Rb8 23.a5 Kg7
24.c4 bxc4 25.Bxc4 e6 26.Rd6 Nd5 27.Bxd5 Bxd5 28.Nxd5 exd5
29.Rb6 Rc8 30.Rxa6 Rc1+ 31.Kh2 Rb1 32.Rb6 d4 33.Rb3 d3 34.Rxd3
Rxb2 35.Ra3 Rb7 36.a6 Ra7 37.Kg3 Kf6 38.Kf4 h6 39.h4 Ke6
40.Ke4 Kd6 41.f4 h5 42.f5 Kc7 43.Kf4 Kb8 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "05"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "Arnold Denker"]
[ECO "B10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "64"]

1.e4 c6 2.Nc3 d5 3.Nf3 g6 4.d4 Bg7 5.exd5 cxd5 6.Bf4 Bg4 7.Nb5
Kf8 8.c3 Nc6 9.Be2 a6 10.Na3 e6 11.Nc2 Nge7 12.Ne3 Bxf3
13.Bxf3 h6 14.h4 Kg8 15.g4 Qa5 16.O-O g5 17.hxg5 Ng6 18.Ng2
hxg5 19.Bxg5 Qc7 20.Re1 Re8 21.Be3 Rh3 22.Kf1 Qh2 23.Rc1 b5
24.b3 b4 25.c4 Nxd4 26.Bxd4 Bxd4 27.cxd5 Qh1+ 28.Ke2 exd5+
29.Kd3 Rxe1 30.Nxe1 Bc3 31.Ke2 d4 32.Ng2 Nf4+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "06"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "Craig Barnes"]
[ECO "A41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "59"]

1.c4 g6 2.Nc3 Bg7 3.d4 d6 4.Nf3 Bg4 5.e3 c5 6.Be2 Nh6 7.dxc5
dxc5 8.Qxd8+ Kxd8 9.Bd2 Kc8 10.h3 Bd7 11.O-O-O Nc6 12.Ng5 f6
13.Nge4 b6 14.Nd5 Nf7 15.Bc3 Re8 16.f4 Rb8 17.Bf3 Ncd8 18.g4
Bh8 19.Rh2 Bc6 20.f5 Bxd5 21.Rxd5 Nc6 22.Nxc5 Nce5 23.Bxe5
Nxe5 24.Be4 Bg7 25.Ne6 Bh6 26.g5 Bf8 27.Rxe5 fxe5 28.fxg6 hxg6
29.Bc6 Rd8 30.Rf2 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "07"]
[Result "1/2-1/2"]
[White "Jonathan D Tisdall"]
[Black "Roy C Ervin"]
[ECO "C48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "26"]

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 5.Nxd4 exd4 6.e5 dxc3
7.exf6 cxd2+ 8.Bxd2 Qxf6 9.O-O c6 10.Bc3 Qh6 11.Re1+ Kd8
12.Bc4 f6 13.Qf3 Bd6 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "08"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "Jeremy Silman"]
[ECO "A30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "153"]

1.c4 c5 2.Nf3 g6 3.Nc3 Bg7 4.e3 Nf6 5.d4 O-O 6.d5 d6 7.Be2 e6
8.O-O exd5 9.cxd5 Na6 10.Qb3 Nc7 11.a4 Rb8 12.Rd1 Bg4 13.Bd2
a6 14.a5 Nd7 15.h3 Bxf3 16.Bxf3 f5 17.Na4 Ne8 18.Be2 Nef6
19.Bd3 Qe7 20.Nb6 Nxb6 21.Qxb6 Kh8 22.Qb3 Ne4 23.Bxe4 fxe4
24.Bc3 Rbe8 25.Ra4 Kg8 26.Bxg7 Qxg7 27.Qc2 Qf7 28.Rxe4 Rxe4
29.Qxe4 Qxf2+ 30.Kh2 Qf5 31.Qe6+ Qxe6 32.dxe6 Rd8 33.e7 Re8
34.Rxd6 Rxe7 35.Rd3 Kf7 36.Kg3 Kf6 37.Rc3 c4 38.Kf3 Re5
39.Rxc4 Rxa5 40.g4 Rb5 41.b4 g5 42.Ke4 Ke6 43.Kd3 Rd5+ 44.Kc2
Rd7 45.Rc5 Rd5 46.Rc7 Rd7 47.Rc8 Kd5 48.Kd3 Ke5+ 49.Kc4 Ke4
50.Re8+ Kf3 51.e4 Kg3 52.e5 Kxh3 53.e6 Rc7+ 54.Kd5 Kxg4 55.Rf8
h5 56.Kd6 Rc6+ 57.Kd7 Rxe6 58.Kxe6 h4 59.Rb8 h3 60.Rxb7 Kf4
61.Rf7+ Ke4 62.Rh7 g4 63.Rh4 Kf4 64.Kf6 Kg3 65.Kg5 h2 66.Rxg4+
Kh3 67.Rh4+ Kg3 68.Rh5 Kg2 69.Kf4 h1=Q 70.Rxh1 Kxh1 71.Ke4 Kg2
72.Kd5 Kf3 73.Kc6 Ke4 74.Kb7 Kd5 75.Kxa6 Kc6 76.b5+ Kc7 77.Ka7
1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1975.??.??"]
[EventDate "?"]
[Round "10"]
[Result "1-0"]
[White "Hector Decio Rossetto"]
[Black "Roy C Ervin"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "123"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.Be2 c5 6.c3 b6 7.O-O
Bb7 8.a4 d6 9.Nbd2 Nc6 10.Qc2 Re8 11.Rad1 Rc8 12.Nc4 cxd4
13.exd4 Nd5 14.Bg5 h6 15.Bc1 Qd7 16.Rfe1 Nd8 17.Ne3 Nxe3
18.Bxe3 Bc6 19.Ra1 e5 20.dxe5 dxe5 21.a5 Qc7 22.axb6 axb6
23.Ra6 Rb8 24.Rea1 Ne6 25.Nd2 Nc5 26.Ra7 Rb7 27.R7a3 Bf8
28.Bc4 Ne6 29.Ra8 Rbb8 30.Rxb8 Qxb8 31.Ra6 b5 32.Rxc6 bxc4
33.Rxc4 f5 34.f3 Kh7 35.h3 Qb7 36.b3 Rd8 37.Nf1 Qb5 38.Ra4 Bc5
39.Bxc5 Qxc5+ 40.Kh2 Nf4 41.Ng3 Nd3 42.b4 Qe3 43.Qa2 Rd7
44.Ra8 Rg7 45.Re8 Ne1 46.Qe2 Qxc3 47.Rxe5 Nd3 48.Re3 Rd7 49.b5
Qa3 50.Re8 Qd6 51.Qa2 Rg7 52.Qa8 Rd7 53.b6 Nc5 54.Rh8+ Kg7
55.Qg8+ Kf6 56.Rxh6 Kg5 57.Rh5+ Kf4 58.Qc4+ Ke3 59.Rh8 Re7
60.Ra8 Ne6 61.Ra2 Nd4 62.Qc1+ 1-0

[Event "USA"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "Jeremy Silman"]
[ECO "C92"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "61"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.c3 O-O 9.h3 Qd7 10.d3 h6 11.Nbd2 Re8 12.a4 Bb7 13.Nh4 d5
14.Nf5 Na5 15.Bc2 dxe4 16.dxe4 Bf8 17.b4 Nc4 18.Nxc4 Qxd1
19.Rxd1 bxc4 20.f3 Bc8 21.Ne3 c5 22.Nxc4 cxb4 23.cxb4 Bxb4
24.Bb2 Nd7 25.Nd6 Re6 26.Ba3 Bc3 27.Rac1 Bd4+ 28.Rxd4 exd4
29.Bb3 Rxd6 30.Bxd6 Nf8 31.Bd5 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "01"]
[Result "1-0"]
[White "Arnold Denker"]
[Black "Roy C Ervin"]
[ECO "A46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.Nbd2 c5 6.O-O d6 7.Qe2
Nbd7 8.c3 Be7 9.e4 cxd4 10.cxd4 a6 11.b3 O-O 12.Bb2 g6 13.Rfd1
Qb8 14.h3 Rd8 15.Nf1 Nh5 16.Qe3 e5 17.dxe5 dxe5 18.Bc4 b5
19.Rxd7 Rxd7 20.Nxe5 bxc4 21.Nxd7 Qc7 22.Nb6 Rd8 23.Nxc4 Bc5
24.Qf3 f5 25.Ncd2 Bb4 26.Rc1 Qf4 27.Qe2 Bxd2 28.Rd1 Qxe4
29.Qxe4 Bxe4 30.Rxd2 Bd3 31.g3 Kf7 32.Nh2 Rd5 33.Nf3 Kg8
34.Ng5 h6 35.Ne6 Bc4 36.Rxd5 Bxd5 37.Nc5 Ng7 38.Bxg7 Kxg7
39.Nxa6 Kf6 40.f4 Ke7 41.Kf2 Kd6 42.Ke3 Bg2 43.h4 Kd5 44.Nb4+
1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "03"]
[Result "0-1"]
[White "Dr. Anthony Saidy"]
[Black "Roy C Ervin"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 Nge7 5.Bg2 g6 6.O-O Bg7 7.Nbd2
O-O 8.Re1 d6 9.a4 Rb8 10.Nc4 b6 11.Bd2 h6 12.Qe2 e5 13.c3 f5
14.b4 Qc7 15.b5 Nd8 16.exf5 gxf5 17.Nh4 Be6 18.f4 e4 19.g4 d5
20.gxf5 exd3 21.Qg4 Nxf5 22.Rxe6 Nxh4 23.Bxd5 Nxe6 24.Bxe6+
Kh7 25.Qxh4 Rf6 26.f5 Rxe6 27.fxe6 Bd4+ 28.cxd4 Qg7+ 29.Kf2
Rf8+ 30.Bf4 Qxd4+ 31.Kg3 Qxa1 32.Qxh6+ Kg8 33.Qg6+ Qg7
34.Qxg7+ Kxg7 35.e7 Rg8 36.Nd6 Kf6+ 37.Kf3 Kxe7 38.Nc4 Ke6
39.Ke4 Rd8 40.Bd2 Rd4+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "04"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "Pal Benko"]
[ECO "B40"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "68"]

1.e4 c5 2.Nf3 e6 3.Be2 d5 4.exd5 exd5 5.d4 Nc6 6.O-O Bd6 7.Nc3
cxd4 8.Nb5 Bb8 9.Nbxd4 Nge7 10.Bg5 O-O 11.Bh4 Qb6 12.Nxc6 Nxc6
13.Qxd5 Qxb2 14.Qb3 Qxb3 15.cxb3 Be6 16.Rfd1 f6 17.Bg3 Bxg3
18.hxg3 Rfd8 19.Rac1 Rxd1+ 20.Rxd1 Rc8 21.Kf1 Kf7 22.Rc1 Nb4
23.Rxc8 Bxc8 24.Bc4+ Be6 25.Bxe6+ Kxe6 26.a3 Nc2 27.a4 Kd5
28.Ke2 Na1 29.b4 Nc2 30.b5 Nd4+ 31.Kd3 Nxf3 32.gxf3 Kc5 33.Kc3
h5 34.f4 f5 0-1

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "05"]
[Result "1/2-1/2"]
[White "James T Sherwin"]
[Black "Roy C Ervin"]
[ECO "D35"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "116"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.e3 Nbd7 7.Qc2
Be7 8.Bd3 O-O 9.Nf3 Re8 10.O-O Nf8 11.Rab1 Ne4 12.Bxe7 Qxe7
13.b4 Ng6 14.Rfe1 Bf5 15.Ne2 a6 16.Ng3 Nxg3 17.Bxf5 Nxf5
18.Qxf5 Nh4 19.Nxh4 Qxh4 20.g3 Qe4 21.Qxe4 Rxe4 22.a4 Kf8
23.Rec1 Re7 24.Rc5 Rc7 25.b5 axb5 26.axb5 Ke7 27.bxc6 bxc6
28.Rb6 Kd6 29.Kg2 Ra2 30.g4 f6 31.h4 g6 32.Rb8 Raa7 33.Rb6 Ra8
34.Kg3 Re8 35.Ra5 Rg8 36.Ra3 Re8 37.Rab3 Ke6 38.Ra6 Rec8
39.Kf4 Kd6 40.Rbb6 Re8 41.Kf3 Rg8 42.Ra1 Re8 43.Ra2 Rg8 44.Ra1
Re8 45.Rc1 Rg8 46.Rb3 Re8 47.Rcb1 Rec8 48.Rb8 Rxb8 49.Rxb8 Ra7
50.Rh8 Rf7 51.Kf4 Rg7 52.f3 Re7 53.Rc8 Kd7 54.Rf8 Ke6 55.g5
Rf7 56.Rxf7 Kxf7 57.e4 dxe4 58.fxe4 Ke6 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "06"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "David J Strauss"]
[ECO "C06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2
cxd4 8.cxd4 f6 9.exf6 Nxf6 10.O-O Bd6 11.Nf3 O-O 12.Bf4 Bxf4
13.Nxf4 Ne4 14.Ne2 Rxf3 15.gxf3 Ng5 16.f4 Nh3+ 17.Kh1 Qh4
18.Qd2 Nxf2+ 19.Kg2 Ng4 20.h3 Nf6 21.Qe3 Kh8 22.Rf3 Bd7 23.Rg1
Be8 24.Kh2 Bh5 25.Rfg3 Bxe2 26.Bxe2 g6 27.Bd3 Nh5 28.Rg4 Qe7
29.Bxg6 Nf6 30.Rh4 Rg8 31.Rg5 Qb4 32.Qxe6 Qxd4 33.Qxf6+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1976.??.??"]
[EventDate "?"]
[Round "07"]
[Result "1-0"]
[White "Roy C Ervin"]
[Black "Peter Biyiasas"]
[ECO "C75"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.O-O Nge7 7.d4
Ng6 8.Nbd2 Be7 9.d5 Nb8 10.Bxd7+ Nxd7 11.Nc4 O-O 12.Ne3 Nf4
13.g3 Nh3+ 14.Kg2 Ng5 15.Nd2 f6 16.h4 Nf7 17.h5 c5 18.Nf5 Kh8
19.Qg4 Rg8 20.Nf3 Nf8 21.Rh1 g5 22.hxg6 Rxg6 23.Qh5 Qe8 24.Be3
Ng5 25.N3h4 Rg8 26.Qxe8 Rxe8 27.Nh6 Rg7 28.N4f5 Rg6 29.Rh4 Nd7
30.Nxe7 Rxe7 31.Nf5 Re8 32.Nxd6 Rb8 33.Rah1 Rg7 34.Nf5 Rf7
35.Rg4 Rbf8 36.Rh5 b6 37.Nd6 Re7 38.Bxg5 fxg5 39.Rhxg5 Nf6
40.Rh4 Rd7 41.Nc4 1-0

[Event "Lone Pine op"]
[Site "Lone Pine op"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Yuri Balashov"]
[Black "Roy C Ervin"]
[ECO "C75"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "116"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 7.Bb3
h6 8.Nbd2 g6 9.h4 Bg7 10.dxe5 dxe5 11.Nc4 Be6 12.Qxd8+ Rxd8
13.h5 g5 14.Ne3 Kd7 15.Nd2 Bxb3 16.axb3 a5 17.Ndf1 Ke6 18.g4
Rhe8 19.Ng3 Bf8 20.Ke2 b6 21.Bd2 Rd7 22.Rhd1 Red8 23.Be1 Rxd1
24.Rxd1 Rxd1 25.Kxd1 Ng8 26.Nd5 Kd7 27.f3 Nce7 28.Ke2 Kd6
29.Ne3 Ke6 30.Bf2 Nf6 31.Kd3 Nc8 32.Ngf5 Ne8 33.Nd5 Ncd6
34.Nfe3 Nb7 35.Nf5 Nbd6 36.Nxd6 Kxd6 37.b4 axb4 38.Nxb4 b5
39.Kc2 Kd7 40.Nd3 f6 41.Kb3 Ng7 42.Bc5 Bxc5 43.Nxc5+ Kd6
44.Nb7+ Kd7 45.Kb4 c6 46.Ka5 Kc7 47.Nc5 Ne8 48.b3 Kd6 49.Kb6
Nc7 50.Nb7+ Kd7 51.Na5 b4 52.cxb4 Nb5 53.Nxc6 Nd4 54.b5 Nxf3
55.Ka6 Nd4 56.Nb4 Nxb3 57.b6 Nc5+ 58.Ka7 Kd6 1-0

[Event "Lone Pine (USA)"]
[Site "Lone Pine (USA)"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Walter Shawn Browne"]
[Black "Roy C Ervin"]
[ECO "C75"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "94"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 7.Bb3
h6 8.Nbd2 g6 9.dxe5 dxe5 10.O-O Bg7 11.Qe2 O-O 12.Rd1 Qc8
13.Nc4 Be6 14.Be3 b6 15.a4 a5 16.Bc2 f5 17.exf5 gxf5 18.Na3
Qe8 19.Nb5 Rc8 20.c4 Qh5 21.Qf1 Nb4 22.Bb1 c5 23.Bc1 e4 24.Re1
Ng6 25.Ra3 Rc6 26.Nd2 Ne5 27.f4 exf3 28.gxf3 Qf7 29.Rae3 Nxc4
30.Rxe6 Rxe6 31.Rxe6 Nxd2 32.Qe2 Nxb1 33.Nd6 Qh5 34.Qg2 Kh7
35.Re1 Qg6 36.Ne8 Qxg2+ 37.Kxg2 Rxe8 38.Rxe8 Nd3 39.Be3 Nxb2
40.Rb8 Nxa4 41.Rb7 Kg6 42.h4 Bf6 43.Kg3 Nbc3 44.h5+ Kxh5
45.Rh7 Bh4+ 46.Kh3 Bg5 47.f4 Bf6 0-1

[Event "Lone Pine (USA)"]
[Site "Lone Pine (USA)"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Roy C Ervin"]
[Black "Larry Christiansen"]
[ECO "E67"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "109"]

1.Nf3 Nf6 2.d4 g6 3.g3 Bg7 4.Bg2 O-O 5.c4 d6 6.Nc3 Nbd7 7.O-O
e5 8.Qc2 Re8 9.Rd1 c6 10.e4 Qb6 11.d5 c5 12.Rb1 Re7 13.Ne1 Nf8
14.Nd3 Qd8 15.b4 b6 16.bxc5 bxc5 17.Bd2 Ne8 18.Rb3 f5 19.f3
Nf6 20.Nf2 Rf7 21.Rdb1 h5 22.Qc1 Ba6 23.Ra3 Bc8 24.Nh3 N8h7
25.Ng5 Nxg5 26.Bxg5 Qf8 27.Rb2 Nh7 28.Bd2 f4 29.Ne2 g5 30.gxf4
gxf4 31.Be1 Ng5 32.Kh1 Bf6 33.Ng1 Qh6 34.Rab3 Bd7 35.Rb8+ Rxb8
36.Rxb8+ Kg7 37.Qa3 h4 38.Qxa7 h3 39.Bf1 Nxe4 40.Rb7 Be8
41.Rxf7+ Bxf7 42.Qd7 Ng5 43.Bxh3 Nxh3 44.Qxh3 Qxh3 45.Nxh3 Bg6
46.Nf2 Bh4 47.Kg2 Bxf2 48.Kxf2 Bd3 49.Ba5 Kf7 50.h4 Bxc4 51.h5
Bxa2 52.h6 Bb1 53.Ke2 Ke7 54.Kf2 c4 55.Bb4 1/2-1/2

[Event "Lone Pine op"]
[Site "Lone Pine op"]
[Date "1977.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Laszlo Szabo"]
[Black "Roy C Ervin"]
[ECO "E28"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.a3 Bxc3+ 6.bxc3 b6 7.Ne2
Nc6 8.Ng3 e5 9.Bd3 Re8 10.O-O e4 11.Be2 Ba6 12.f3 exf3 13.Rxf3
Na5 14.Bd3 d5 15.cxd5 Bxd3 16.Qxd3 Qxd5 17.Rxf6 gxf6 18.e4 Qe6
19.Bf4 Kh8 20.Rf1 c6 21.d5 cxd5 22.exd5 Rad8 23.c4 Nxc4
24.Qxc4 Qxd5 25.Qc1 Qd4+ 26.Kh1 Rc8 27.Qb1 Rc3 28.Qa2 Qc4
29.Qa1 Qc6 30.Bd2 Rxg3 31.hxg3 Re2 32.Qxf6+ Qxf6 33.Rxf6 Rxd2
34.Rxf7 a6 35.Ra7 a5 36.Rb7 Rb2 37.a4 Rb4 38.g4 Kg8 39.Kh2
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "01"]
[Result "1/2-1/2"]
[White "Roy C Ervin"]
[Black "Gert Ligterink"]
[ECO "E18"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "94"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3
Ne4 8.Bd2 Bf6 9.Qc2 Nxd2 10.Qxd2 d6 11.Qc2 g6 12.Rfd1 Nd7
13.e4 Qe7 14.Rac1 Bg7 15.Qe2 c5 16.d5 e5 17.Bh3 Bc8 18.Nh4 Bh6
19.Rc2 Nf6 20.Bxc8 Raxc8 21.a3 Ne8 22.Qg4 Ng7 23.Re2 f5 24.Qh3
Bg5 25.Nf3 Rce8 26.Nxg5 Qxg5 27.f3 Rf7 28.Kh1 Ref8 29.Rf1 Qd8
30.Rff2 fxe4 31.Nxe4 Rxf3 32.Rxf3 Rxf3 33.Kg2 Rf8 34.g4 Qe7
35.Qh6 Ne8 36.Ng5 Nc7 37.Re3 Qg7 38.Rh3 Qxh6 39.Rxh6 Rf4
40.Rxh7 Rxg4+ 41.Kh3 Rxg5 42.Rxc7 Rh5+ 43.Kg3 Rh7 44.Rc8+ Kg7
45.Rd8 Kf6 46.Rxd6+ Kf5 47.Re6 Rf7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "02"]
[Result "1-0"]
[White "John A Peters"]
[Black "Roy C Ervin"]
[ECO "C09"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 Nc6 5.exd5 exd5 6.Bb5 Bd6
7.dxc5 Bxc5 8.O-O Nge7 9.Nb3 Bd6 10.Re1 O-O 11.Bg5 Bg4 12.h3
Bh5 13.Bxc6 bxc6 14.Nbd4 Rc8 15.c4 h6 16.Bxe7 Bxe7 17.g4 Bg6
18.Ne5 Bc5 19.b4 Bxd4 20.Qxd4 dxc4 21.Qxc4 Kh7 22.Rad1 Qh4
23.Kg2 f5 24.Nxg6 Kxg6 25.gxf5+ Kh5 26.Rd4 Qg5+ 27.Rg4 Qxf5
28.Qe2 Qb5 29.Rg5+ Kxg5 30.Qg4+ Kf6 31.Qe6+ Kg5 32.f4+ Rxf4
33.Re5+ Qxe5 34.Qxe5+ Rf5 35.h4+ Kg4 36.Qe4+ Rf4 37.Qg6+ Kxh4
38.Qg3+ Kh5 39.Qxf4 Rd8 40.Qf3+ Kg6 41.Qxc6+ Kh7 42.a4 Rd2+
43.Kf3 Rb2 44.Qc3 Ra2 45.a5 1-0

[Event "Lone Pine"]
[Site "Lone Pine"]
[Date "1978.??.??"]
[EventDate "?"]
[Round "03"]
[Result "0-1"]
[White "Roy C Ervin"]
[Black "Shaun M Taulbut"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "68"]

1.e4 g6 2.d4 d6 3.Nc3 Bg7 4.Be3 c6 5.Qd2 b5 6.f3 Nd7 7.Nge2
Ngf6 8.g4 Bb7 9.h4 Nb6 10.b3 h5 11.g5 Nfd7 12.Bh3 b4 13.Nd1 c5
14.Nf2 Ba6 15.a3 Bxe2 16.Kxe2 bxa3 17.Rxa3 cxd4 18.Bxd4 Bxd4
19.Qxd4 O-O 20.Rha1 Qc7 21.R1a2 Ne5 22.Nd3 Nxd3 23.cxd3 e6
24.Qa1 d5 25.e5 d4 26.f4 Nd5 27.Kf3 Nc3 28.Rd2 Rab8 29.Kg3 a5
30.Bg2 Rb5 31.Rb2 Rfb8 32.b4 Rxb4 33.Rxb4 axb4 34.Ra7 Qb6 0-1

[Event "Santa Monica"]
[Site "Santa Monica"]
[Date "1985.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Roy C Ervin"]
[Black "Joel Benjamin"]
[ECO "E67"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "39"]

1.d4 g6 2.g3 Bg7 3.Bg2 d6 4.Nf3 Nf6 5.O-O O-O 6.c4 Nbd7 7.Nc3
e5 8.e4 exd4 9.Nxd4 Re8 10.h3 a6 11.Re1 Rb8 12.Bf4 Ne5 13.Bf1
Bd7 14.Rc1 h6 15.Rc2 Qc8 16.Kh2 g5 17.Be3 g4 18.f4 gxf3
19.Nxf3 Ng6 20.e5 1/2-1/2

