[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.10"]
[Round "1"]
[White "Chandler, Murray G"]
[Black "Tisdall, Jonathan D"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2450"]
[BlackElo "2350"]
[PlyCount "57"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 Re8 7. O-O b6 8. e4
dxc4 9. Bxc4 Bb7 10. Qd3 c5 11. d5 exd5 12. exd5 Nbd7 13. f4 a6 14. a4 Qc7 15.
b3 Rad8 16. Bb2 Qb8 17. Ng3 b5 18. axb5 axb5 19. Nxb5 Bxd5 20. Nf5 Bxc4 21.
bxc4 Ne5 22. Qh3 Neg4 23. Nxg7 Re2 24. Bxf6 Nxf6 25. Nh5 Rdd2 26. Qg3+ Kf8 27.
Qg7+ Ke7 28. Qxf6+ Ke8 29. Rfe1 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.10"]
[Round "1"]
[White "Goodman, David SC"]
[Black "Van der Vliet, Fredrik"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2375"]
[BlackElo "2380"]
[PlyCount "79"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Nbd7 6. g3 a6 7. a4 g6 8. Bg2 Bg7
9. Nh3 O-O 10. O-O Ne8 11. Be3 h6 12. Qd2 Kh7 13. Rae1 Rb8 14. Qd3 b6 15. Kh1
Nc7 16. b3 Kh8 17. f4 exf4 18. gxf4 b5 19. Bd2 bxc4 20. bxc4 Rb4 21. a5 Ne8 22.
Ra1 Kh7 23. Ra2 Rb8 24. Ng1 Nef6 25. Nce2 Re8 26. Ng3 Ng8 27. Nf3 Qc7 28. h4
Qb7 29. Ra3 Qb2 30. h5 Nf8 31. hxg6+ fxg6 32. e5 Bg4 33. Nh2 Bc8 34. e6 Qd4 35.
Qxd4 Bxd4 36. Ra2 Re7 37. f5 Be5 38. fxg6+ Nxg6 39. Nf5 Reb7 40. Ng4 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.10"]
[Round "1"]
[White "Gruchacz, Robert"]
[Black "Speelman, Jonathan S"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2365"]
[BlackElo "2490"]
[PlyCount "46"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 g6 8. Bd2
O-O 9. Bd3 d6 10. f4 Qb6 11. Nf3 Nd7 12. Qh3 dxe5 13. fxe5 Qc7 14. Nb5 Bxd2+
15. Kxd2 Qa5+ 16. c3 Qb6 17. Rae1 a6 18. Qh6 Rd8 19. Rhf1 Nf8 20. Ng5 Nf4 21.
Rxf4 Qxb5 22. Re3 Qxb2+ 23. Kd1 Qxc3 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.10"]
[Round "1"]
[White "Taulbut, Shaun M"]
[Black "Cummings, David H"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2375"]
[BlackElo "2265"]
[PlyCount "63"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

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. a4 Nc8 10. O-O Be7 11. Qe2 O-O 12. a5 Bf6 13. Rd1 Qc7 14. f4 Nb4 15. Be3
Rb8 16. Qf2 b5 17. axb6 Nxb6 18. e5 Nc4 19. exf6 Nxc2 20. Nd5 exd5 21. Qxc2 Qb7
22. Qxc4 dxc4 23. Bxb7 Rxb7 24. Na5 Rxb2 25. Nxc4 Re2 26. Rd2 Rxd2 27. Bxd2 d5
28. Nb6 Bb5 29. Nxd5 gxf6 30. Nxf6+ Kg7 31. Bc3 Rc8 32. Ne4+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.10"]
[Round "1"]
[White "Watson, William N"]
[Black "Day, Lawrence A"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2300"]
[BlackElo "2385"]
[PlyCount "112"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Bb3 d5 5. Nf3 Bb4+ 6. c3 Bd6 7. O-O Be6 8. Re1
Nbd7 9. Nbd2 O-O 10. d4 exd4 11. e5 dxc3 12. bxc3 Bc5 13. exf6 Nxf6 14. Nd4 Bg4
15. N2f3 Ne4 16. Bc2 Re8 17. Qd3 Qf6 18. Bg5 Qg6 19. Bf4 Qf6 20. Bg5 Qg6 21.
Bf4 Qf6 22. Bg3 g6 23. Ne5 Rxe5 24. Bxe5 Qxf2+ 25. Kh1 Qxe1+ 26. Rxe1 Nf2+ 27.
Kg1 Nxd3 28. Bxd3 Re8 29. Kf2 Bb6 30. Bf6 Rxe1 31. Kxe1 Ba5 32. Kd2 Bc7 33. h3
Be6 34. Nf3 c5 35. Be5 Bxe5 36. Nxe5 Kf8 37. Ke3 Ke7 38. Kf4 f6 39. Nf3 g5+ 40.
Nxg5 fxg5+ 41. Kxg5 Bg8 42. Kh6 c4 43. Bc2 b5 44. a3 a5 45. Kg5 d4 46. cxd4 a4
47. Kf4 b4 48. Ke3 bxa3 49. Bb1 c3 50. Kd3 a2 51. Bxa2 Bxa2 52. Kxc3 Bd5 53. g4
a3 54. h4 Kf6 55. Kc2 Be6 56. g5+ Kg6 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.11"]
[Round "2"]
[White "Cummings, David H"]
[Black "Chandler, Murray G"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2265"]
[BlackElo "2450"]
[PlyCount "81"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. d4 cxd4 7. Nxd4 Ndb4 8.
Nxc6 Qxd1+ 9. Kxd1 Nxc6 10. Bxc6+ bxc6 11. Nc3 g6 12. Bf4 Bg7 13. Kd2 O-O 14.
Rhc1 a5 15. Na4 Ra7 16. f3 Rb7 17. Rxc6 Rb4 18. Nc3 Rxb2+ 19. Ke1 Bb7 20. Rc7
Ba6 21. Bd2 Rd8 22. Rd1 Bxc3 23. Rxc3 Rxa2 24. Re3 Kf8 25. Re5 f6 26. Re3 Kf7
27. f4 Bc8 28. Bc1 Rxd1+ 29. Kxd1 Bg4 30. Ke1 a4 31. Ba3 e6 32. Bc5 Rc2 33. Bb4
Rc4 34. Ba3 Bf5 35. Bb2 Rc2 36. Ba3 Ke8 37. Kd1 Rc4 38. Bb2 Ke7 39. Rc3 Rd4+
40. Ke1 Rd7 41. Ba3+ 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.11"]
[Round "2"]
[White "Day, Lawrence A"]
[Black "Goodman, David SC"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2385"]
[BlackElo "2375"]
[PlyCount "25"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nf6 5. h3 O-O 6. g3 e5 7. Bg2 exd4 8. Bxd4
Nc6 9. Be3 Be6 10. Nge2 Qd7 11. Nf4 Bc4 12. Nfe2 Be6 13. Nf4 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.11"]
[Round "2"]
[White "Gruchacz, Robert"]
[Black "Taulbut, Shaun M"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2365"]
[BlackElo "2375"]
[PlyCount "37"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Ne4 5. Nce2 f6 6. f3 Ng5 7. h4 Nf7 8. f4 c5
9. c3 Nc6 10. Nf3 Be7 11. g3 O-O 12. Bg2 Qb6 13. exf6 Bxf6 14. dxc5 Qxc5 15.
Qd3 e5 16. fxe5 Ncxe5 17. Nxe5 Bxe5 18. Be3 Qc4 19. Qxc4 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.11"]
[Round "2"]
[White "Speelman, Jonathan S"]
[Black "Van der Vliet, Fredrik"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2490"]
[BlackElo "2380"]
[PlyCount "77"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8.
Bb5+ Bd7 9. Bxd7+ Qxd7 10. O-O O-O 11. Be3 cxd4 12. cxd4 e6 13. Rc1 Nc6 14. Qd2
b6 15. d5 exd5 16. exd5 Na5 17. Bh6 Bxh6 18. Qxh6 f6 19. Rfd1 Rac8 20. h4 Rxc1
21. Qxc1 Rd8 22. Qf4 Qd6 23. Qg4 Qd7 24. Qd4 Qf7 25. Qf4 Nb7 26. Nh2 Nd6 27.
Ng4 Nf5 28. h5 gxh5 29. Qxf5 hxg4 30. Qxg4+ Kh8 31. Qf5 Qe7 32. Qd3 Qd6 33. Re1
Kg7 34. Qf5 Qd7 35. Re6 Qf7 36. d6 Qg6 37. Re7+ Kh8 38. Qxg6 hxg6 39. d7 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.11"]
[Round "2"]
[White "Tisdall, Jonathan D"]
[Black "Watson, William N"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2350"]
[BlackElo "2300"]
[PlyCount "76"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bg4 5. Nbd2 Qd7 6. h3 Nc6 7. Qe3 Bh5 8.
Bb5 e6 9. O-O Nf6 10. c4 Be7 11. b3 O-O 12. Bb2 a6 13. Bxc6 Qxc6 14. Nd4 Qc5
15. Rac1 Rfe8 16. Qg3 Bg6 17. Kh1 Nh5 18. Qe3 Bf6 19. b4 Qg5 20. N2f3 Qf4 21.
Rce1 Rac8 22. Bc1 Bxd4 23. Qxd4 Qf6 24. e5 dxe5 25. Nxe5 Red8 26. Qg4 Qe7 27.
Bg5 Nf6 28. Qh4 Bf5 29. Re3 h6 30. Bxh6 gxh6 31. Rfe1 Kh7 32. g4 Rd4 33. Rf3
Rg8 34. Nc6 bxc6 35. Rxf5 Rg6 36. Re3 Qd8 37. Rc5 Rd1+ 38. Kh2 Nxg4+ 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.12"]
[Round "3"]
[White "Chandler, Murray G"]
[Black "Gruchacz, Robert"]
[Result "1-0"]
[ECO "E42"]
[WhiteElo "2450"]
[BlackElo "2365"]
[PlyCount "53"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 c5 5. Nge2 d5 6. cxd5 Nxd5 7. g3 cxd4 8.
exd4 Bd7 9. Bg2 Bc6 10. O-O O-O 11. Nxd5 Bxd5 12. Bxd5 Qxd5 13. Nf4 Qd7 14. d5
exd5 15. Nxd5 Bd6 16. Qb3 Na6 17. Be3 Nc5 18. Qc2 Qa4 19. Qe2 Rfe8 20. Rfd1
Rad8 21. Rac1 b6 22. Rc4 Qxa2 23. Rh4 Bf8 24. Qh5 h6 25. Rg4 Qb3 26. Nf6+ Kh8
27. Qxh6+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.12"]
[Round "3"]
[White "Goodman, David SC"]
[Black "Tisdall, Jonathan D"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2375"]
[BlackElo "2350"]
[PlyCount "99"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c5 4. e3 Nc6 5. cxd5 exd5 6. Nf3 Nf6 7. Be2 a6 8. O-O
Bd6 9. b3 O-O 10. Bb2 cxd4 11. Nxd4 Re8 12. Nxc6 bxc6 13. Na4 Ne4 14. Bf3 Re6
15. g3 Rb8 16. Rc1 Qe7 17. Rxc6 Rg6 18. Bg2 Bd7 19. Rb6 Rd8 20. Qxd5 Nxf2 21.
Rxf2 Bxa4 22. Rb7 Bd7 23. Bd4 Rc8 24. Qe4 Qd8 25. Rc2 Rxc2 26. Qxc2 h5 27. Ra7
Qa5 28. Bc3 Qb5 29. a4 Qc5 30. Rxd7 Qxe3+ 31. Kh1 Be5 32. Rd3 Qc5 33. Qd2 h4
34. Bxe5 Qxe5 35. gxh4 Re6 36. Bf3 Qa1+ 37. Kg2 Rg6+ 38. Kf2 Qg1+ 39. Ke2 Re6+
40. Re3 Qxh2+ 41. Kd1 Rd6 42. Rd3 Qg1+ 43. Kc2 Qg6 44. Be2 Rc6+ 45. Kb1 Qf5 46.
Ka2 g6 47. Rd8+ Kh7 48. Qb2 f6 49. Bd3 Qg4 50. Qd4 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.12"]
[Round "3"]
[White "Taulbut, Shaun M"]
[Black "Speelman, Jonathan S"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2375"]
[BlackElo "2490"]
[PlyCount "26"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6
8. Qd2 Ne5 9. Bd4 Bf6 10. O-O-O Be6 11. Qe3 Nxf3 12. Qxf3 Bxd4 13. cxd4 Qg5+
1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.12"]
[Round "3"]
[White "Van der Vliet, Fredrik"]
[Black "Day, Lawrence A"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2380"]
[BlackElo "2385"]
[PlyCount "115"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. g3 c6 6. Bg2 Be7 7. O-O O-O 8. e4
a6 9. h3 b5 10. cxb5 axb5 11. Qc2 b4 12. dxe5 dxe5 13. Nb1 Bc5 14. Nbd2 Ba6 15.
Re1 Qb8 16. b3 Re8 17. Bb2 Bxf2+ 18. Kxf2 Qa7+ 19. Re3 Nc5 20. Bf1 Bxf1 21.
Nxf1 Nfxe4+ 22. Kg2 f5 23. Nxe5 Kh8 24. Bd4 Qc7 25. Nf3 Ne6 26. Be5 Qb7 27. g4
fxg4 28. Qxe4 gxf3+ 29. Qxf3 Rf8 30. Qg4 c5+ 31. Kg1 Qf7 32. Re2 h6 33. Nh2 c4
34. bxc4 b3 35. Qxe6 Qxe6 36. Bxg7+ Kxg7 37. Rxe6 Ra3 38. Re2 Rc8 39. Rg2+ Kh8
40. Rb2 Rca8 41. Ng4 Kg7 42. Nf2 bxa2 43. c5 Kf7 44. c6 Ke7 45. Rd2 Rc3 46.
Rdxa2 Rg8+ 47. Kh2 Rxc6 48. Ra7+ Kf6 49. R7a6 Rgc8 50. Kg3 Rxa6 51. Rxa6+ Kg5
52. Ra5+ Kg6 53. Nd3 Rc3 54. Rd5 Ra3 55. Kg4 Ra4+ 56. Nf4+ Kf6 57. Rd6+ Ke5 58.
Re6+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.12"]
[Round "3"]
[White "Watson, William N"]
[Black "Cummings, David H"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2300"]
[BlackElo "2265"]
[PlyCount "75"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Bf4 d6 7. Bg3 Nf6 8. Be2
Be7 9. Nxc6 bxc6 10. e5 Nd5 11. exd6 Bxd6 12. Na4 Bxg3 13. hxg3 Qa5+ 14. c3 c5
15. Bf3 O-O 16. Be4 h6 17. O-O Bd7 18. Bc2 Rfd8 19. Qg4 Rac8 20. Rfc1 Bc6 21.
Qh4 Nf6 22. Rd1 Qb5 23. c4 Qb7 24. Nxc5 Qxb2 25. Bb3 Qa3 26. Nd3 Ba4 27. Rab1
Bxb3 28. axb3 Rb8 29. Ne5 Qc5 30. Rxd8+ Rxd8 31. Ng4 Qf5 32. Nxf6+ gxf6 33. Rc1
Rd2 34. Qf4 Qxf4 35. gxf4 Rd3 36. Rb1 Rc3 37. Kf1 Rc2 38. g3 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.13"]
[Round "4"]
[White "Cummings, David H"]
[Black "Goodman, David SC"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2265"]
[BlackElo "2375"]
[PlyCount "153"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 Nc6 5. Rb1 a5 6. a3 d6 7. b4 axb4 8. axb4
Nf6 9. d3 O-O 10. b5 Ne7 11. Nf3 h6 12. Qb3 Nh5 13. O-O Bg4 14. Ba3 Rb8 15. Nd2
Be6 16. Nd5 Qd7 17. Rfc1 Kh7 18. Qc2 f5 19. Bb4 b6 20. Bc3 f4 21. Nxe7 Qxe7 22.
Ne4 Qd7 23. Ra1 Bh3 24. Ra7 Nf6 25. Bb4 Nxe4 26. Bxe4 Rf6 27. f3 h5 28. Kf2 Bh6
29. Rg1 fxg3+ 30. hxg3 Be6 31. Rh1 Bf5 32. Bc6 Qe7 33. Bd2 Bxd2 34. Qxd2 Rf7
35. Ke1 Be6 36. g4 h4 37. g5 h3 38. Bd5 Kg7 39. Qe3 Rh8 40. d4 Bxd5 41. cxd5
Rh4 42. f4 exf4 43. Qxe7 Rxe7 44. Kf2 Rh5 45. Ra3 h2 46. Rf3 Rxg5 47. Rxf4 Rxd5
48. Rxh2 Rxb5 49. Rfh4 Rf5+ 50. Ke1 d5 51. Rh8 Kf6 52. Rd8 c5 53. Rg2 Re6 54.
Rf2 cxd4 55. Rxd5 Re4 56. Rfxf5+ gxf5 57. Kd2 Re5 58. Rxd4 Ke6 59. Rb4 b5 60.
Kd3 Kd6 61. Rf4 Kd5 62. Kd2 Kc6 63. Kc3 Kc5 64. Rf3 b4+ 65. Kb3 Kb5 66. Rf2 Kc5
67. Rf3 Kb5 68. Rf2 Re3+ 69. Kb2 Ka4 70. Rxf5 Rxe2+ 71. Kb1 Ka3 72. Rf3+ Ka4
73. Rg3 Rf2 74. Rh3 Rg2 75. Rf3 Rh2 76. Rg3 b3 77. Rg8 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.13"]
[Round "4"]
[White "Gruchacz, Robert"]
[Black "Watson, William N"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "2365"]
[BlackElo "2300"]
[PlyCount "64"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. Bc4 Bd7 10. h4 Ne5 11. Bb3 h5 12. Bh6 Bxh6 13. Qxh6 Rc8 14. Nde2 b5 15.
a3 Qa5 16. O-O-O Rc5 17. Nd5 Nxd5 18. Rxd5 Rxd5 19. exd5 b4 20. Qd2 Rb8 21. Kb1
Qc5 22. axb4 Rxb4 23. Ng3 a5 24. Ne4 Qb5 25. Re1 a4 26. Ba2 Rxb2+ 27. Ka1 Bf5
28. Qc3 Rb4 29. Ng3 Bd7 30. Ne4 Bf5 31. Ng3 Qa5 32. Qd2 Rb1+ 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.13"]
[Round "4"]
[White "Speelman, Jonathan S"]
[Black "Day, Lawrence A"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2490"]
[BlackElo "2385"]
[PlyCount "82"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4 Bb6 6. d3 d6 7. a4 a6 8. O-O Be6
9. Nbd2 O-O 10. Bb2 Qd7 11. Kh1 Ne7 12. Bxe6 fxe6 13. d4 Ng6 14. Qc2 exd4 15.
cxd4 d5 16. e5 Ng4 17. h3 Nh6 18. Ng1 Rf7 19. g3 Raf8 20. f4 Nf5 21. Qd3 h5 22.
Ne2 c6 23. Rf3 Bd8 24. Bc3 Nh8 25. Raf1 g5 26. fxg5 Bxg5 27. Nb3 Ne3 28. Rxf7
Rxf7 29. Rxf7 Qxf7 30. Ng1 Qf2 31. Qe2 Qxg3 32. Be1 Qf4 33. Nc5 Qf5 34. Qxh5
Nf7 35. Qf3 Qb1 36. Bd2 Nf5 37. Qg4 N5h6 38. Qg2 Qf5 39. Bxg5 Nxg5 40. Nxe6
Qxe6 41. Qxg5+ Kh7 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.13"]
[Round "4"]
[White "Taulbut, Shaun M"]
[Black "Chandler, Murray G"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "2375"]
[BlackElo "2450"]
[PlyCount "12"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.13"]
[Round "4"]
[White "Tisdall, Jonathan D"]
[Black "Van der Vliet, Fredrik"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2350"]
[BlackElo "2380"]
[PlyCount "96"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be3 b6 8. f4
Bb7 9. Bd3 Nbd7 10. O-O Be7 11. Qf3 Rc8 12. Qh3 Qc7 13. Rae1 Nc5 14. Kh1 O-O
15. Nf3 Ncxe4 16. Ng5 d5 17. Bd4 h6 18. Ncxe4 dxe4 19. Nxe4 Bxe4 20. Bxe4 Nxe4
21. Rxe4 Qxc2 22. Qg3 e5 23. Rxe5 Bf6 24. Qe3 Qc4 25. Re1 Bxe5 26. fxe5 b5 27.
axb5 axb5 28. b3 Qd5 29. h3 Rc2 30. Qe4 Qxe4 31. Rxe4 Rd8 32. Kh2 Rd2 33. Bc5
Re8 34. b4 Re6 35. Re3 Rg6 36. Rg3 Kh7 37. Bd6 Rxg3 38. Kxg3 Kg6 39. Kf3 Kf5
40. Bf8 Kg6 41. g3 h5 42. Ke4 Rg2 43. Kf4 Rc2 44. Ke4 Rc3 45. Kd5 Rxg3 46. h4
Kf5 47. Kc6 g5 48. hxg5 h4 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.14"]
[Round "5"]
[White "Chandler, Murray G"]
[Black "Speelman, Jonathan S"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2450"]
[BlackElo "2490"]
[PlyCount "28"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 c5 7. cxd5 cxd4 8.
exd4 Qxd5 9. O-O Qh5 10. Bf4 Nc6 11. a3 Bxc3 12. Nxc3 Qxd1 13. Raxd1 Rd8 14.
Bb5 Nd5 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.14"]
[Round "5"]
[White "Day, Lawrence A"]
[Black "Tisdall, Jonathan D"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2385"]
[BlackElo "2350"]
[PlyCount "83"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. f4 e6 3. Qe2 Nc6 4. Nf3 Nf6 5. c3 b6 6. g3 Be7 7. Na3 Bb7 8. d3 a6
9. Nc2 b5 10. Bg2 Qc7 11. O-O O-O 12. Kh1 Na5 13. Ng5 b4 14. c4 b3 15. Ne3 bxa2
16. Rxa2 Nb3 17. Nh3 Nd4 18. Qd1 d6 19. Bd2 a5 20. Bc3 Nd7 21. g4 Bc6 22. g5
Rfb8 23. Qh5 a4 24. Nf2 Rb3 25. Ra3 Rxa3 26. bxa3 Rb8 27. Nfg4 Qd8 28. Bxd4
cxd4 29. Nc2 Nc5 30. Nxd4 Be8 31. f5 Bxg5 32. f6 Bxf6 33. Nxf6+ gxf6 34. Bh3
Kf8 35. Qxh7 Qa5 36. Bxe6 Nxe4 37. Qxe4 fxe6 38. Qxe6 Qa8+ 39. Kg1 Rb2 40.
Qxf6+ Kg8 41. Qf8+ Kh7 42. Rf7+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.14"]
[Round "5"]
[White "Goodman, David SC"]
[Black "Gruchacz, Robert"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2375"]
[BlackElo "2365"]
[PlyCount "65"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bb4 7. Bd3 O-O 8. O-O
Re8 9. a3 Bd6 10. e4 dxc4 11. Bxc4 e5 12. Be3 Qe7 13. Rfe1 exd4 14. Bxd4 Ne5
15. Nxe5 Bxe5 16. Bxe5 Qxe5 17. Rad1 Ng4 18. g3 Qh5 19. h4 Ne5 20. Be2 Bg4 21.
Kg2 Bf3+ 22. Bxf3 Qxf3+ 23. Kh2 Rad8 24. Rxd8 Rxd8 25. Qe2 h5 26. Kh3 Rd3 27.
Qxf3 Nxf3 28. Rd1 Rxd1 29. Nxd1 Nd2 30. Nc3 Nc4 31. Nd1 Nd2 32. Nc3 Nc4 33. Nd1
1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.14"]
[Round "5"]
[White "Van der Vliet, Fredrik"]
[Black "Cummings, David H"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2380"]
[BlackElo "2265"]
[PlyCount "87"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Nbd7 11. Ba5 Rc8 12. Nbd2 Qe8 13. b4 Bd8 14. a4 e5 15.
axb5 axb5 16. dxe5 Nxe5 17. Nxe5 Bxg2 18. Kxg2 Qxe5 19. Nf3 Qe6 20. Rfd1 Re8
21. Nd4 Qd5+ 22. Kg1 Ng4 23. Qc6 Qxc6 24. Nxc6 Bf6 25. Ra2 Re6 26. Rc2 Rce8 27.
e3 h5 28. Bxc7 h4 29. gxh4 Bxh4 30. Bg3 Bf6 31. Rd5 Ra8 32. Kg2 Ra1 33. Rxb5
Rb1 34. Rbc5 g6 35. R5c4 Nh6 36. e4 Bg7 37. f3 f5 38. e5 g5 39. Rc1 Rb2+ 40.
R4c2 Rxc2+ 41. Rxc2 f4 42. Bf2 Bxe5 43. b5 Bd6 44. b6 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.14"]
[Round "5"]
[White "Watson, William N"]
[Black "Taulbut, Shaun M"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2300"]
[BlackElo "2375"]
[PlyCount "81"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 c6 7. Bc4 e6 8.
O-O Bb4 9. a3 Bxc3 10. Bxc3 Qc7 11. b3 O-O 12. Bb2 a5 13. a4 Nbd7 14. h3 b5 15.
axb5 cxb5 16. Bd3 Bxd3 17. Qxd3 b4 18. c4 bxc3 19. Bxc3 h6 20. Ne5 Nxe5 21.
dxe5 Nd5 22. Rfc1 Rfb8 23. Qc4 Qb6 24. Bd2 Qxb3 25. Qxb3 Rxb3 26. Rxa5 Rab8 27.
Rac5 Kh7 28. g3 Rd3 29. R5c2 h5 30. h4 Kg6 31. Ra2 Rb7 32. Kg2 Kf5 33. Re1 Rd7
34. Re2 Ne7 35. Bb4 Ng6 36. Bd6 Rd5 37. Ra3 Nh8 38. Ra8 Ng6 39. Ra3 Rd4 40. Re1
Rc4 41. Kh3 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.15"]
[Round "6"]
[White "Chandler, Murray G"]
[Black "Watson, William N"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2450"]
[BlackElo "2300"]
[PlyCount "101"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5
9. cxd5 b6 10. a4 Ba6 11. Nb5 Re8 12. Nh3 h6 13. Be3 Kh7 14. Be2 Bb7 15. Nf2
Na6 16. O-O Nc7 17. Ra3 Ncxd5 18. exd5 Nxd5 19. Bc4 Nxe3 20. Rxe3 Rxe3 21. Qxe3
a6 22. Nc3 d5 23. Rd1 Bd4 24. Qf4 Qd7 25. Bf1 Re8 26. Rxd4 cxd4 27. Ng4 Re6 28.
Ne2 f5 29. Qxh6+ Kg8 30. Nf2 Qg7 31. Qd2 Qe5 32. Nxd4 Qe3 33. Qxe3 Rxe3 34. Nd3
Re7 35. Kf2 Kg7 36. h4 Kf6 37. g3 Rc7 38. Ke3 Re7+ 39. Kf4 a5 40. Nf2 Re1 41.
Bd3 Ra1 42. b3 Ra2 43. Bc2 Ra1 44. Nd1 Ba6 45. Nc3 Bb7 46. Bb1 Ra3 47. Ba2 Ke7
48. Nc2 d4 49. Nxa3 dxc3 50. Bb1 Bd5 51. Bc2 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.15"]
[Round "6"]
[White "Cummings, David H"]
[Black "Day, Lawrence A"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2265"]
[BlackElo "2385"]
[PlyCount "81"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 Nc6 5. Rb1 Bd7 6. d3 a6 7. Bd2 Qc8 8. Qc1
h5 9. h4 Ne5 10. b4 Bc6 11. f3 Nh6 12. b5 axb5 13. cxb5 Bd7 14. Nd5 Kd8 15. d4
Be6 16. Nxe7 Nxf3+ 17. Nxf3 Kxe7 18. e4 Bg4 19. Qc4 Qe6 20. Qxc7+ Qd7 21. Qxd7+
Kxd7 22. e5 Rxa2 23. Ng5 f6 24. Ne4 fxe5 25. Nc3 Rc2 26. Bxb7 exd4 27. Bc6+ Kc8
28. Nd5 Nf5 29. Nb4 Rxc6 30. bxc6 Re8+ 31. Kf1 Nxg3+ 32. Kg1 Kc7 33. Rh2 Ne2+
34. Kf1 d3 35. Nxd3 Kxc6 36. Nf2 Ng3+ 37. Kg1 Bd4 38. Rg2 Nf5 39. Kf1 Nxh4 40.
Rh2 Nf3 41. Nxg4 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.15"]
[Round "6"]
[White "Gruchacz, Robert"]
[Black "Van der Vliet, Fredrik"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "2365"]
[BlackElo "2380"]
[PlyCount "70"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5
dxe5 9. fxe5 Qc7 10. Qe2 Nfd7 11. O-O-O Bb7 12. Qg4 Qxe5 13. Bd3 h6 14. Nxe6
hxg5 15. Rde1 Rh4 16. Qd1 fxe6 17. Bg6+ Ke7 18. Rxe5 Nxe5 19. Qd2 Rf4 20. Rd1
Nbc6 21. Qd6+ Kf6 22. Nd5+ Kxg6 23. Nxf4+ gxf4 24. Qxe6+ Kh7 25. Rd5 Rc8 26. a3
Rc7 27. Qf5+ Kg8 28. Qxf4 Rf7 29. Qg3 Nc4 30. Rd1 Bc5 31. Re1 Nd4 32. h4 Nf5
33. Qb8+ Bf8 34. g3 Nd4 35. g4 Rf2 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.15"]
[Round "6"]
[White "Speelman, Jonathan S"]
[Black "Tisdall, Jonathan D"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2490"]
[BlackElo "2350"]
[PlyCount "61"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Nc6 11. e3 Ra7 12. Rc1 Qa8 13. Ne1 Nd5 14. a3 Rd8 15. Nc3
Nxc3 16. Qxc3 Rd6 17. Qb3 Bf6 18. Rc2 Qb8 19. Rac1 Ne7 20. Rxc7 Bxg2 21. Rxa7
Bd5 22. Qb4 Nc6 23. Ra8 Qxa8 24. Qxd6 Qb7 25. Ba5 g5 26. Nd3 Be7 27. Qc7 Qa8
28. Rxc6 Qxc6 29. Qxe7 Qc2 30. Ne1 Qe4 31. Qxg5+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.15"]
[Round "6"]
[White "Taulbut, Shaun M"]
[Black "Goodman, David SC"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2375"]
[BlackElo "2375"]
[PlyCount "67"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. c3 Bg7 4. Nf3 Nf6 5. Bd3 O-O 6. O-O Nc6 7. d5 Nb8 8. h3
Nbd7 9. Re1 Nc5 10. Bc2 e5 11. dxe6 Bxe6 12. Nd4 Re8 13. Bg5 h6 14. Bh4 Bc8 15.
Nd2 a5 16. f4 Qd7 17. Qf3 b6 18. Bxf6 Bxf6 19. e5 Bb7 20. Ne4 Bxe4 21. Bxe4
Nxe4 22. Rxe4 Bg7 23. Rae1 dxe5 24. fxe5 Qd5 25. Kh1 Qxa2 26. e6 f5 27. R4e2
Qc4 28. e7 c5 29. b3 Qa6 30. Nc6 c4 31. Qd5+ Kh7 32. Qf7 cxb3 33. Re6 g5 34.
Ne5 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.16"]
[Round "7"]
[White "Day, Lawrence A"]
[Black "Gruchacz, Robert"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2385"]
[BlackElo "2365"]
[PlyCount "43"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 O-O 8. f4
cxd4 9. Nf3 Nbc6 10. Nbxd4 Bd7 11. Be2 Qb6 12. O-O Nxd4 13. Qxd4 Qxd4+ 14. Nxd4
Rac8 15. c3 Rc7 16. a4 a5 17. Rfc1 Rfc8 18. Bd3 Rf8 19. g3 Nc8 20. Rc2 Nb6 21.
b3 Re8 22. Kf2 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.16"]
[Round "7"]
[White "Goodman, David SC"]
[Black "Chandler, Murray G"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2375"]
[BlackElo "2450"]
[PlyCount "56"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8.
Rb1 O-O 9. Be2 Nc6 10. d5 Bxc3+ 11. Bd2 Bxd2+ 12. Qxd2 Nb8 13. h4 f6 14. h5 g5
15. h6 e5 16. Nh2 b6 17. Ng4 Na6 18. g3 Bxg4 19. Bxg4 Qd6 20. f4 gxf4 21. gxf4
Kh8 22. Be6 exf4 23. Rg1 Nc7 24. Bf5 Rg8 25. Kf2 f3 26. Kxf3 Nb5 27. Rg7 Rxg7
28. hxg7+ Kxg7 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.16"]
[Round "7"]
[White "Tisdall, Jonathan D"]
[Black "Cummings, David H"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2350"]
[BlackElo "2265"]
[PlyCount "71"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5 6. O-O Bd6 7. Nc3 O-O 8. b3 a6
9. Bb2 Nbd7 10. Qe2 c5 11. cxd5 exd5 12. Rac1 Re8 13. Bf5 Ne4 14. dxc5 Nxc3 15.
Bxc3 bxc5 16. Qd3 Nf8 17. Rfd1 Ng6 18. g3 a5 19. Rd2 Qb6 20. Ba1 Rad8 21. Bh3
Bf8 22. Bg2 h6 23. Qc2 Qa7 24. Qd1 Qa8 25. Ne1 Be7 26. Qf3 Rd7 27. Qf5 Red8 28.
Nd3 Qa7 29. h4 Bf8 30. h5 Ne7 31. Qg4 Nc6 32. Nxc5 f5 33. Qxf5 Bxc5 34. Rxd5
Rxd5 35. Bxd5+ Kh8 36. Bxg7+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.16"]
[Round "7"]
[White "Van der Vliet, Fredrik"]
[Black "Taulbut, Shaun M"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "2380"]
[BlackElo "2375"]
[PlyCount "82"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nc6 7. Nc3 Rb8 8. d5
Na5 9. Nd2 c5 10. Qc2 e6 11. dxe6 Bxe6 12. b3 d5 13. cxd5 Nxd5 14. Bb2 Nb4 15.
Qc1 Nac6 16. a3 Nd4 17. Qd1 Nbc6 18. Rb1 Na5 19. b4 cxb4 20. axb4 Nc4 21. Nxc4
Bxc4 22. Re1 Bb3 23. Qc1 Rc8 24. Qf4 Bc2 25. Rbc1 Ne6 26. Qf3 Ng5 27. Qxb7 Bxc3
28. Bxc3 Rxc3 29. Qxa7 Qc7 30. Qxc7 Rxc7 31. b5 Rb8 32. Bc6 Be4 33. h4 Bxc6 34.
hxg5 Rxb5 35. Rc4 Kf8 36. Rec1 Rb6 37. f3 Ke7 38. Kf2 Kd7 39. Rd1+ Kc8 40. Rdc1
Kb7 41. Rh1 Rb2 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.16"]
[Round "7"]
[White "Watson, William N"]
[Black "Speelman, Jonathan S"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2300"]
[BlackElo "2490"]
[PlyCount "28"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. O-O e6 14. Qe2 O-O-O
1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.17"]
[Round "8"]
[White "Chandler, Murray G"]
[Black "Van der Vliet, Fredrik"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2450"]
[BlackElo "2380"]
[PlyCount "77"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Bd3 Nbd7 7. h3 O-O 8. Nf3 a6
9. Be3 Ne8 10. Qe2 Kh8 11. g4 g6 12. Bh6 Ng7 13. O-O-O Nf6 14. Rdg1 Bd7 15. Nd2
Ng8 16. Be3 f5 17. gxf5 gxf5 18. f4 Bf6 19. exf5 Nxf5 20. Bxf5 Bxf5 21. Nde4 b5
22. Nxf6 Qxf6 23. cxb5 axb5 24. Qxb5 exf4 25. Bxf4 Bg6 26. Rf1 Rfe8 27. Bd2 Qe5
28. Qc4 Nf6 29. Qf4 Qxf4 30. Rxf4 Nd7 31. Nb5 Rxa2 32. Bc3+ Kg8 33. Kd2 Nb6 34.
Nc7 Rc8 35. Rhf1 Ra7 36. Ne6 Rf7 37. Rxf7 Bxf7 38. Rg1+ Bg6 39. Nf4 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.17"]
[Round "8"]
[White "Gruchacz, Robert"]
[Black "Tisdall, Jonathan D"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2365"]
[BlackElo "2350"]
[PlyCount "26"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 Be7 7. e3 c6 8.
Bd3 O-O 9. Qc2 Re8 10. h3 Nf8 11. O-O-O Qa5 12. Kb1 Be6 13. g4 Ne4 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.17"]
[Round "8"]
[White "Speelman, Jonathan S"]
[Black "Cummings, David H"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2490"]
[BlackElo "2265"]
[PlyCount "101"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Ne7 6. O-O Nec6 7. Nxc6 Nxc6 8.
Bf4 d6 9. Nd2 Be7 10. a4 Ne5 11. Nc4 Qc7 12. b3 O-O 13. a5 Nxc4 14. Bxc4 b5 15.
axb6 Qxb6 16. Qh5 Bb7 17. Rfe1 Rac8 18. Qe2 Bf6 19. Ra4 Ra8 20. Bd3 Rfd8 21.
Be3 Qc7 22. Bd4 Bxd4 23. Rxd4 a5 24. e5 dxe5 25. Qxe5 Qxe5 26. Rxd8+ Rxd8 27.
Rxe5 Rd5 28. Rxd5 Bxd5 29. f4 Kf8 30. Kf2 Ke7 31. g3 h6 32. Ke3 Kd6 33. Be4 Kc5
34. Bxd5 exd5 35. c3 Kd6 36. Kd4 f6 37. g4 Kc6 38. h3 Kd6 39. h4 Kc6 40. g5
hxg5 41. fxg5 fxg5 42. hxg5 Kd6 43. g6 Kc6 44. Ke5 Kc5 45. Ke6 d4 46. cxd4+
Kxd4 47. Kf7 Kc3 48. Kxg7 Kxb3 49. Kf6 a4 50. g7 a3 51. g8=Q+ 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.17"]
[Round "8"]
[White "Taulbut, Shaun M"]
[Black "Day, Lawrence A"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2375"]
[BlackElo "2385"]
[PlyCount "56"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d6 3. Nc3 Bf5 4. g3 h6 5. Bg2 Qc8 6. O-O c6 7. Nh4 Bh7 8. f4
d5 9. f5 Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nf6 13. Bg2 g5 14. fxg6 fxg6
15. c3 Bg7 16. Qb3 g5 17. Nf3 Bg8 18. Qc2 Bh7 19. Qe2 O-O 20. Bd2 Qd7 21. Rae1
Rae8 22. b3 Ne4 23. Ne5 Rxf1+ 24. Kxf1 Qf5+ 25. Kg1 Bxe5 26. Bxe4 Qxe4 27. Qxe4
Bxe4 28. Rxe4 Bf6 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.17"]
[Round "8"]
[White "Watson, William N"]
[Black "Goodman, David SC"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2300"]
[BlackElo "2375"]
[PlyCount "23"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. Bg5 h6 6. Bf4 Bg4 7. h3 Bxf3 8. Qxf3
Nfd7 9. e5 Nc6 10. O-O-O Qc8 11. exd6 cxd6 12. Qe3 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.18"]
[Round "9"]
[White "Cummings, David H"]
[Black "Gruchacz, Robert"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2265"]
[BlackElo "2365"]
[PlyCount "25"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. Rb1 Rb8 6. a3 a6 7. b4 cxb4 8. axb4
b5 9. cxb5 axb5 10. Nf3 e6 11. d4 d5 12. Bf4 Rb6 13. O-O 1/2-1/2

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.18"]
[Round "9"]
[White "Day, Lawrence A"]
[Black "Chandler, Murray G"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2385"]
[BlackElo "2450"]
[PlyCount "97"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 d5 3. d3 Nc6 4. c4 Nf6 5. Bg5 dxc4 6. Bxc6+ bxc6 7. dxc4 Qd4 8.
Qb3 Ng4 9. Be3 Nxe3 10. fxe3 Qf6 11. Nc3 g6 12. Nf3 Bh6 13. Qa3 Qe6 14. Qxc5
Bxe3 15. Nd4 Qf6 16. Ne4 Qxd4 17. Qxc6+ Kf8 18. Qxa8 Qxb2 19. Rd1 Kg7 20. Qd5
Bb7 21. Qd3 Qb4+ 22. Kf1 Rd8 23. Qc3+ Qxc3 24. Nxc3 Rc8 25. Nd5 Bc5 26. e4 e6
27. Ke2 exd5 28. exd5 Ba6 29. Kd3 Ba3 30. Rc1 Bxc1 31. Rxc1 Kf6 32. Kd4 Ke7 33.
c5 Rb8 34. d6+ Kd7 35. Kd5 Rb5 36. Re1 Bb7+ 37. Kd4 Rb4+ 38. Ke5 f5 39. Kf6 Be4
40. Kg7 Rc4 41. Kxh7 g5 42. h4 gxh4 43. gxh4 Rxc5 44. Kg7 Kxd6 45. h5 Ke5 46.
h6 f4 47. a4 f3 48. Rf1 Rc7+ 49. Kg8 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.18"]
[Round "9"]
[White "Goodman, David SC"]
[Black "Speelman, Jonathan S"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2375"]
[BlackElo "2490"]
[PlyCount "66"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 g6 6. Bf4 Bg7 7. h3 O-O 8. Qd2 d6
9. Rd1 Qe7 10. Bg5 c5 11. d5 exd5 12. cxd5 Re8 13. e3 h6 14. Bf4 a6 15. a4 Ne4
16. Qc2 Nxc3 17. bxc3 Qf6 18. Be2 g5 19. Bg3 Qxc3+ 20. Qxc3 Bxc3+ 21. Kf1 Nd7
22. Nd2 Bxd2 23. Rxd2 Nf6 24. Bf3 Rad8 25. Bh2 b5 26. Ke2 b4 27. a5 Bc8 28. g4
Bd7 29. Rb1 Bb5+ 30. Ke1 Kg7 31. Bg3 Kg6 32. h4 Ne4 33. Bxe4+ Rxe4 0-1

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.18"]
[Round "9"]
[White "Tisdall, Jonathan D"]
[Black "Taulbut, Shaun M"]
[Result "1-0"]
[ECO "E77"]
[WhiteElo "2350"]
[BlackElo "2375"]
[PlyCount "47"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. f4 c5 7. d5 e6 8. Nf3 exd5
9. e5 dxe5 10. fxe5 Ng4 11. Bg5 Qa5 12. cxd5 Nxe5 13. O-O Bf5 14. Nxe5 Bxe5 15.
g4 Bd4+ 16. Kh1 Bd7 17. Ne4 Bb5 18. b4 Qxb4 19. Rb1 Bxe2 20. Qxe2 Qa4 21. Rxb7
Nd7 22. Be7 Rfe8 23. Nd6 Ne5 24. Nxf7 1-0

[Event "Competence Computers Int"]
[Site "Brighton"]
[Date "1980.12.18"]
[Round "9"]
[White "Watson, William N"]
[Black "Van der Vliet, Fredrik"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2300"]
[BlackElo "2380"]
[PlyCount "36"]
[EventDate "1980.12.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. Nc3 e5 8. e4
c6 9. h3 Qb6 10. Re1 Ne8 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Be3 Qxb2 14. Qb3 Qxb3
15. axb3 Nc7 16. Bxa7 Ne6 17. Bb6 Bd7 18. Rad1 Nd4 1/2-1/2

