CANBASE Event US Open-84 (1983)

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.07"] [Round "1"] [White "Ivanov, Igor V"] [Black "Vayssie, Paul"] [Result "1-0"] [WhiteElo "2530"] [ECO "E69"] [EventDate "1983.08.07"] [PlyCount "33"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472517632"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 Nbd7 7. O-O c6 8. e4 e5 9. h3 exd4 10. Nxd4 Ne5 11. b3 Be6 12. f4 Qc8 13. fxe5 dxe5 14. Nxe6 Qxe6 15. Qf3 Rad8 16. Bg5 h6 17. Bxf6 1-0

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.08"] [Round "2"] [White "Milman, Michael"] [Black "Ivanov, Igor V"] [Result "0-1"] [BlackElo "2530"] [ECO "B58"] [EventDate "1983.08.07"] [PlyCount "52"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472579072"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nf3 Be7 8. O-O O-O 9. h3 Be6 10. Be3 Rc8 11. Nd2 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. c4 Be6 15. g4 Nd4 16. b3 f5 17. Bxd4 Qxd4 18. Nf3 Qf4 19. Ne1 Rcd8 20. Nd3 Qh6 21. Qc1 Bg5 22. Qc3 e4 23. Nc5 Bc8 24. Rad1 b6 25. Na4 fxg4 26. hxg4 Bf4 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.09"] [Round "3"] [White "Ivanov, Igor V"] [Black "Lakdawala, Jimmy"] [Result "1-0"] [WhiteElo "2530"] [ECO "E69"] [EventDate "1983.08.07"] [PlyCount "57"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472628224"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. g3 O-O 6. Bg2 Nbd7 7. O-O c6 8. e4 e5 9. h3 Re8 10. Re1 Qc7 11. Be3 Nf8 12. Qd2 Bd7 13. Rad1 Rad8 14. Qc2 h6 15. c5 dxc5 16. dxe5 N6h7 17. Bxc5 Qc8 18. Kh2 Bxe5 19. Bxa7 Bc7 20. Be3 g5 21. Na4 Bxh3 22. Rxd8 Bxd8 23. Bxh3 g4 24. Bxh6 gxh3 25. Nc5 Nf6 26. Bxf8 Ng4+ 27. Kg1 Kxf8 28. Qd2 Bb6 29. Nd7+ 1-0

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.10"] [Round "4"] [White "Hancu, Andrei"] [Black "Ivanov, Igor V"] [Result "0-1"] [BlackElo "2530"] [ECO "B23"] [EventDate "1983.08.07"] [PlyCount "118"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472689664"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 d6 6. O-O Nf6 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 Nd4 10. Qf2 e6 11. Nb5 Qb6 12. Nxd4 cxd4 13. f5 gxf5 14. exf5 e5 15. Bg5 h6 16. Bh4 Rc8 17. Bb3 Rg8 18. Qd2 Kf8 19. Rf3 d5 20. Kh1 e4 21. Rf4 Re8 22. Be1 Re7 23. Qa5 Qxa5 24. Bxa5 h5 25. Bb4 Bh6 26. Rff1 Be3 27. Kh2 Ke8 28. Bd6 Kd7 29. Bxe7 Kxe7 30. g3 Kd6 31. Rae1 Ke5 32. dxe4 Nxe4 33. Rf3 Nd2 34. Rfxe3+ dxe3 35. Rxe3+ Kxf5 36. Rd3 Nxb3 37. Rxb3 Rc8 38. c3 b6 39. Kg2 Rc4 40. Rb5 Ke5 41. Kf3 f5 42. a3 h4 43. Rb4 hxg3 44. Kxg3 Ke4 45. h4 Ke3 46. Rxc4 dxc4 47. h5 f4+ 48. Kg4 f3 49. h6 f2 50. h7 f1=Q 51. h8=Q Qf4+ 52. Kh3 Kd2 53. Qg7 Kc2 54. Qxa7 Qh6+ 55. Kg2 Kxb2 56. Qc7 Qg6+ 57. Kh1 Kxc3 58. Qe5+ Kb3 59. Qb5+ Kxa3 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.11"] [Round "5"] [White "Ivanov, Igor V"] [Black "Meyer, John"] [Result "1-0"] [WhiteElo "2530"] [ECO "E62"] [EventDate "1983.08.07"] [PlyCount "49"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859480064"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 e5 8. d5 Ne7 9. c5 Ne8 10. cxd6 Nxd6 11. e4 h6 12. Nd2 f5 13. b3 fxe4 14. Ncxe4 Nef5 15. Ba3 Rf7 16. Rc1 Kh7 17. Re1 Nb5 18. Bb2 Nbd4 19. Nc5 Rb8 20. Nd3 Rd7 21. Nxe5 Rxd5 22. Bxd5 Qxd5 23. Rxc7 Ne6 24. Rxg7+ Nexg7 25. Ne4 1-0

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.12"] [Round "6"] [White "Root, Douglas"] [Black "Ivanov, Igor V"] [Result "0-1"] [WhiteElo "2395"] [BlackElo "2530"] [ECO "B20"] [EventDate "1983.08.07"] [PlyCount "54"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859574272"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. f4 Nf6 5. Nc3 g6 6. Bb5 Bg7 7. Bxc6+ bxc6 8. Qe2 O-O 9. O-O-O a5 10. Na4 Rb8 11. d3 Bh6 12. g3 e5 13. Rf1 exf4 14. Kb1 Nh5 15. Bc1 Rb4 16. Nb2 a4 17. c3 Rb7 18. Nxa4 Qa5 19. Kc2 c4 20. dxc4 Re8 21. g4 Nf6 22. Bxf4 Bg7 23. h3 Rxe4 24. Qd2 Rxc4 25. bxc4 Qxa4+ 26. Kd3 Be6 27. Re1 Qxc4+ 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.14"] [Round "7"] [White "Ivanov, Igor V"] [Black "Kortschnoj, Viktor Lvovich"] [Result "1/2-1/2"] [WhiteElo "2530"] [BlackElo "2600"] [ECO "E14"] [EventDate "1983.08.07"] [PlyCount "64"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472865792"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nbd2 Nc6 8. b3 cxd4 9. exd4 d5 10. Bb2 O-O 11. Rc1 Rc8 12. Qe2 Re8 13. Rfd1 Bf8 14. h3 g6 15. Qe3 Bg7 16. Ne5 dxc4 17. bxc4 Qc7 18. Ndf3 Nxe5 19. Nxe5 Qe7 20. Be2 Red8 21. Bf3 Ne8 22. Ba3 Qc7 23. c5 Bxf3 24. cxb6 Qb7 25. Qxf3 Qxf3 26. Nxf3 axb6 27. Be7 Rxc1 28. Rxc1 Rd7 29. Bg5 Rc7 30. Rb1 Rb7 31. a4 Nd6 32. Bd8 b5 1/2-1/2

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.15"] [Round "8"] [White "Watson, John"] [Black "Ivanov, Igor V"] [Result "0-1"] [WhiteElo "2420"] [BlackElo "2530"] [ECO "B13"] [EventDate "1983.08.07"] [PlyCount "76"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859709440"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5 7. Bxf6 exf6 8. a3 dxc4 9. Bxc4 Bd6 10. d5 Ne5 11. Bb5+ Kf8 12. Ne2 a6 13. Bd3 f5 14. O-O Qd8 15. Nd4 g6 16. Be2 h5 17. Qd2 Bd7 18. Rad1 Qh4 19. g3 Qf6 20. h4 Re8 21. f4 Ng4 22. Bxg4 hxg4 23. b4 Kg7 24. Rfe1 Rc8 25. Rc1 Bb8 26. Kg2 Rhd8 27. Red1 Re8 28. Nb3 Rcd8 29. Kh2 Bc8 30. Re1 Rh8 31. Nc5 b6 32. Nd3 Qd4 33. Re7 g5 34. Ne2 Qf6 35. d6 Bxd6 36. Ra7 gxh4 37. Rc6 hxg3+ 38. Kg1 b5 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.16"] [Round "9"] [White "De Firmian, Nick E"] [Black "Ivanov, Igor V"] [Result "0-1"] [WhiteElo "2475"] [BlackElo "2530"] [ECO "C93"] [EventDate "1983.08.07"] [PlyCount "94"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859729920"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 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 h6 10. d4 Re8 11. Nbd2 Bf8 12. Bc2 Bd7 13. Nf1 g6 14. Ng3 Bg7 15. Be3 Qe7 16. Qd2 Kh7 17. b3 Reb8 18. Rad1 a5 19. d5 Nd8 20. Nh2 b4 21. c4 Ng8 22. f3 a4 23. Qf2 axb3 24. axb3 c5 25. f4 f6 26. f5 g5 27. Rd2 Be8 28. Bd1 Ra1 29. Bh5 Rba8 30. Bxe8 Qxe8 31. Rxa1 Rxa1+ 32. Nhf1 Ra3 33. Rd3 h5 34. Qe2 h4 35. Nh1 Bf8 36. Nf2 Kg7 37. Ng4 Kf7 38. Nfh2 Ke7 39. Nf3 Nf7 40. Kh2 Ngh6 41. Nxh6 Bxh6 42. Ne1 Qa8 43. Nc2 Ra2 44. Rd2 Rb2 45. Nxb4 Rxd2 46. Qxd2 cxb4 47. c5 Qa5 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.17"] [Round "10"] [White "Ivanov, Igor V"] [Black "Christiansen, Larry"] [Result "0-1"] [WhiteElo "2530"] [BlackElo "2520"] [ECO "D40"] [EventDate "1983.08.07"] [PlyCount "108"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898473013248"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. Nf3 Nf6 2. d4 e6 3. c4 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. O-O Rc8 11. a4 b4 12. Ne4 Nxe4 13. Bxe4 Be7 14. dxc5 O-O 15. Nd4 Qc7 16. Qc2 Qe5 17. Nb3 f5 18. Bf3 Nd8 19. Bxb7 Nxb7 20. f4 Qc7 21. Bd2 Nxc5 22. Rfc1 Qd7 23. Rd1 Qd3 24. Qxd3 Nxd3 25. Nd4 Kf7 26. Rab1 a5 27. Nb3 Bd8 28. Bc1 Nc5 29. Nxc5 Rxc5 30. Rd7+ Be7 31. Bd2 Rd8 32. Rxd8 Bxd8 33. Kf2 Rc2 34. Ke2 Bf6 35. Kd3 Rc7 36. h3 h5 37. Ke2 e5 38. fxe5 Bxe5 39. Rc1 Rxc1 40. Bxc1 Ke6 41. b3 Kd5 42. Bd2 Ke4 43. Be1 g5 44. h4 g4 45. g3 Bd6 46. Bf2 Bc5 47. Bg1 f4 48. gxf4 g3 49. f5 Be7 50. Kf1 Kf3 51. e4 g2+ 52. Ke1 Bxh4+ 53. Kd2 Kxe4 54. Ke2 Bf6 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.18"] [Round "11"] [White "Ivanov, Igor V"] [Black "Fedorowicz, John"] [Result "1/2-1/2"] [WhiteElo "2530"] [BlackElo "2430"] [ECO "E15"] [EventDate "1983.08.07"] [PlyCount "79"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859852800"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 d5 8. O-O O-O 9. Ne5 Bb7 10. Nc3 Na6 11. cxd5 exd5 12. Nd3 Re8 13. Rc1 Ne4 14. Na4 Bf6 15. e3 Qe7 16. Bc3 Nxc3 17. Nxc3 c6 18. Qc2 Rad8 19. Rfd1 Nc7 20. b4 Ne6 21. Qa4 Ba8 22. Qb3 Qd6 23. Ne2 Rc8 24. Ndf4 Nxf4 25. Nxf4 Bg5 26. Nd3 Red8 27. Rc3 Bb7 28. Rdc1 a6 29. Nb2 Rb8 30. Na4 Ba8 31. Bf1 Be7 32. Bxa6 Qxb4 33. Qxb4 Bxb4 34. Rb3 Ba5 35. Rcb1 b5 36. Nc5 Bc7 37. Kg2 Kf8 38. a4 Bd6 39. axb5 Bxc5 40. bxc6 1/2-1/2

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.19"] [Round "12"] [White "Whitehead, Jay"] [Black "Ivanov, Igor V"] [Result "1-0"] [WhiteElo "2325"] [BlackElo "2530"] [ECO "D45"] [EventDate "1983.08.07"] [PlyCount "47"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898473156608"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 a6 6. b3 Bb4 7. Bd2 dxc4 8. Bxc4 O-O 9. a3 Bd6 10. e4 Be7 11. Qe2 c5 12. dxc5 Bxc5 13. e5 Ng4 14. Ne4 Nd7 15. h3 Ngxe5 16. Nxe5 Nxe5 17. Nxc5 Qd4 18. Rd1 Qxc5 19. Bb4 Qc7 20. Bd6 Qa5+ 21. b4 Qxa3 22. Qxe5 Rd8 23. O-O Qa4 24. Rd4 1-0

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.08"] [Round "2"] [White "Smith, Axel"] [Black "Biyiasas, Peter"] [Result "0-1"] [BlackElo "2455"] [ECO "C29"] [EventDate "1983.08.07"] [PlyCount "46"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859320320"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 d5 5. exd5 Bd6 6. Nf3 O-O 7. O-O Nbd7 8. d4 Nb6 9. Bb3 Bg4 10. Qd3 a5 11. a4 Bxf3 12. Qxf3 Qd7 13. Bxf4 Bxf4 14. Qxf4 Nfxd5 15. Nxd5 Nxd5 16. Bxd5 Qxd5 17. c4 Qxc4 18. Rac1 Qxa4 19. Rxc7 Qb3 20. Rf3 Qxb2 21. Rxf7 Qb1+ 22. Rf1 Qxf1+ 23. Qxf1 Rxf7 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.09"] [Round "3"] [White "Biyiasas, Peter"] [Black "Khatena, Moshe"] [Result "1-0"] [WhiteElo "2455"] [BlackElo "2200"] [ECO "B02"] [EventDate "1983.08.07"] [PlyCount "173"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472611840"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 Nf6 2. d3 e5 3. f4 exf4 4. Bxf4 d5 5. e5 Nfd7 6. Nf3 Be7 7. d4 O-O 8. Bd3 f6 9. O-O fxe5 10. Nxe5 Nxe5 11. Bxe5 Rxf1+ 12. Kxf1 g6 13. c3 Nc6 14. Bg3 Bd6 15. Qf3 Bxg3 16. Qxg3 Qf6+ 17. Qf2 Qxf2+ 18. Kxf2 Bg4 19. Nd2 Rf8+ 20. Kg3 Bf5 21. Bb5 Ne7 22. Re1 Rf7 23. Be8 Rg7 24. Ba4 c6 25. Bd1 Bd7 26. Nf3 Nf5+ 27. Kf2 Re7 28. Rxe7 Nxe7 29. Ke3 Bg4 30. Kf4 Bxf3 31. Bxf3 Kf7 32. Ke5 Nf5 33. g4 Nh4 34. Be2 Ke7 35. Kf4 Kf6 36. g5+ Ke7 37. Bf1 Nf5 38. Bd3 Ng7 39. Ke5 Ne6 40. h4 Nf8 41. Be2 Nd7+ 42. Kf4 Kd6 43. Bg4 Nf8 44. Be2 Ne6+ 45. Kg4 Ng7 46. Bd3 Ke6 47. c4 b6 48. b4 Kd6 49. c5+ bxc5 50. bxc5+ Ke6 51. Kf4 Nh5+ 52. Kf3 Ng7 53. Kg4 Nh5 54. Bf1 Ng7 55. Bh3 Ke7 56. Kf4 Ne6+ 57. Ke5 Nd8 58. Bf1 Nf7+ 59. Kf4 Nd8 60. Bd3 Ne6+ 61. Ke5 Ng7 62. Bc2 Nh5 63. Bd1 Ng3 64. Ba4 Kd7 65. Kf6 Nf5 66. h5 Nxd4 67. h6 Ne6 68. Bd1 Nxc5 69. Kg7 Ke7 70. Kxh7 Kf7 71. Bh5 Ne6 72. Bxg6+ Kf8 73. Bf5 Nxg5+ 74. Kg6 Nf7 75. h7 Ke7 76. Kg7 c5 77. Bg6 Nh8 78. Kxh8 Kf8 79. Bf5 c4 80. Be6 c3 81. Bf5 Kf7 82. Bd3 a5 83. Bc2 d4 84. Bb1 a4 85. Bc2 a3 86. Bd3 Kf8 87. Bg6 1-0

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.10"] [Round "4"] [White "Schutt, Raymond Wayne"] [Black "Biyiasas, Peter"] [Result "1/2-1/2"] [BlackElo "2455"] [ECO "E61"] [EventDate "1983.08.07"] [PlyCount "113"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859426816"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O Nc6 8. d4 Bg4 9. h3 exd4 10. exd4 Bf5 11. Be3 Re8 12. g4 Bd7 13. Ng3 h6 14. Qd2 Kh7 15. Rae1 Ng8 16. Nd5 Rb8 17. f4 f5 18. gxf5 gxf5 19. Kh2 Nce7 20. Nh5 Bh8 21. Rg1 c6 22. Nxe7 Rxe7 23. Bf3 Qf8 24. Qd3 Nf6 25. Ng3 Ne8 26. Rg2 Ng7 27. Reg1 Qf7 28. d5 c5 29. Bd2 Qf6 30. Bd1 Rbe8 31. Nh5 Qf8 32. Nxg7 Rxg7 33. Rxg7+ Bxg7 34. Bh5 Re4 35. Bc3 Re7 36. Bg6+ Kh8 37. Bxg7+ Rxg7 38. Qc3 Kg8 39. Rg2 Qe7 40. Kg1 Kf8 41. Bh5 Rxg2+ 42. Kxg2 Qg7+ 43. Qxg7+ Kxg7 44. Kf2 b5 45. b3 bxc4 46. bxc4 Ba4 47. Ke3 Bc2 48. Bf3 Kg6 49. Kd2 Bb1 50. a3 Be4 51. Ke3 Bc2 52. Be2 Kf6 53. Bf3 Bb3 54. Kd3 Kg6 55. Be2 Kf6 56. Kc3 Ba4 57. Kb2 1/2-1/2

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.14"] [Round "7"] [White "Biyiasas, Peter"] [Black "Sanchez, Gabriel"] [Result "0-1"] [WhiteElo "2455"] [ECO "A05"] [EventDate "1983.08.07"] [PlyCount "60"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472841216"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d3 g6 5. O-O Bg7 6. e4 O-O 7. Nc3 c5 8. Bd2 d5 9. e5 Ne8 10. Re1 Nc7 11. Ne2 d4 12. Qc1 Nd7 13. Bh6 Bxf3 14. Bxg7 Bxg2 15. Bxf8 Bb7 16. Bh6 Nxe5 17. Kf1 Qd5 18. Ng1 Qg2+ 19. Ke2 Nf3 20. Qf4 Ne6 21. Qg4 Nxh2 22. Qh4 Bf3+ 23. Nxf3 Qxf3+ 24. Kd2 Qxf2+ 25. Kd1 Qxe1+ 26. Kxe1 Nf3+ 27. Kf2 Nxh4 28. gxh4 f6 29. Re1 Kf7 30. Re5 fxe5 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.16"] [Round "9"] [White "Biyiasas, Peter"] [Black "Verduga Zavala, Denis"] [Result "0-1"] [WhiteElo "2455"] [BlackElo "2440"] [ECO "A40"] [EventDate "1983.08.07"] [PlyCount "142"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898472964096"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 g6 2. d4 Bg7 3. c4 c5 4. Nf3 Qa5+ 5. Bd2 Qb6 6. Bc3 cxd4 7. Bxd4 Bxd4 8. Qxd4 Qxd4 9. Nxd4 Nc6 10. Nb5 Rb8 11. N1c3 d6 12. a3 f5 13. exf5 gxf5 14. Be2 Nf6 15. Nc7+ Kf7 16. N7d5 Nd4 17. Rd1 Nxe2 18. Kxe2 Be6 19. b3 Bxd5 20. cxd5 Rhc8 21. Rd3 b5 22. b4 Rc4 23. Rb1 a6 24. Rb3 Rg8 25. Kf1 f4 26. f3 h5 27. h4 Nd7 28. Ne2 Kf6 29. Rd4 Ke5 30. Rd1 Nf8 31. Rbd3 Ng6 32. g3 fxg3 33. Re3+ Kf6 34. Nxg3 Rxh4 35. Re6+ Kg5 36. Ne4+ Kf5 37. Ng3+ Kg5 38. Ne4+ Kh6 39. Kf2 Rf4 40. Ke3 Rf5 41. f4 h4 42. Rh1 Rxd5 43. Rxh4+ Kg7 44. Nc3 Rf5 45. Rg4 Kf7 46. Re4 Rc8 47. Ne2 e5 48. fxe5 Nxe5 49. Rgf4 Rxf4 50. Rxf4+ Ke6 51. Rf1 Nc4+ 52. Kd3 Rb8 53. Nf4+ Kd7 54. Ng6 Rg8 55. Nf4 Rg3+ 56. Kd4 Nxa3 57. Rf2 Nc4 58. Nd3 Kc6 59. Ra2 Rg4+ 60. Kc3 Kd5 61. Rxa6 Rg3 62. Kc2 Kd4 63. Nc1 Rg2+ 64. Kb1 Kc3 65. Ra8 Nd2+ 66. Ka2 Nc4+ 67. Kb1 Rg1 68. Ra1 d5 69. Ra8 d4 70. Rc8 d3 71. Ka2 Rxc1 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.17"] [Round "10"] [White "Lazetich, Zoran"] [Black "Biyiasas, Peter"] [Result "0-1"] [BlackElo "2455"] [ECO "C79"] [EventDate "1983.08.07"] [PlyCount "70"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1114898473029632"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 Nf6 7. Re1 g6 8. d4 Qe7 9. d5 Nd8 10. Bxd7+ Nxd7 11. c4 Bg7 12. Nc3 O-O 13. Rb1 f6 14. b4 Nf7 15. Nd2 f5 16. f3 Bh6 17. Nb3 Bxc1 18. Rxc1 f4 19. Na4 g5 20. c5 Nf6 21. cxd6 cxd6 22. Nb6 Rad8 23. Re2 g4 24. Rec2 gxf3 25. gxf3 Qe8 26. Qf1 Nd7 27. Qf2 Ng5 28. Kh1 Qh5 29. Nxd7 Rxd7 30. Nd2 Nh3 31. Qb6 Qg6 32. Nc4 Rg7 33. Nxd6 Kh8 34. Nc4 Qxb6 35. Nxb6 Rfg8 0-1

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.18"] [Round "11"] [White "Biyiasas, Peter"] [Black "Siddeek, John"] [Result "1-0"] [WhiteElo "2455"] [ECO "C15"] [EventDate "1983.08.07"] [PlyCount "69"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859832320"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Be7 6. Nxe4 Nc6 7. g3 Nf6 8. Bg2 O-O 9. O-O e5 10. Nxf6+ Bxf6 11. d5 Nd4 12. c3 Nf5 13. c4 Qe7 14. Nc3 Rd8 15. Ne4 c5 16. Bd2 Rb8 17. b4 b6 18. bxc5 bxc5 19. Ba5 Rd7 20. d6 Nxd6 21. Nxc5 Nxc4 22. Nxd7 Bxd7 23. Bb4 Qe8 24. Rc1 Bb5 25. Qc2 a5 26. Bc5 Rc8 27. Be3 Nd6 28. Qd2 Bxf1 29. Rxc8 Qxc8 30. Bxf1 Qc7 31. Qd5 Nf5 32. Bd2 Bd8 33. Bc4 Nd4 34. Bxa5 Ne2+ 35. Kg2 1-0

[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.19"] [Round "12"] [White "Biyiasas, Peter"] [Black "Wada, D Russell"] [Result "1-0"] [WhiteElo "2455"] [ECO "C00"] [EventDate "1983.08.07"] [PlyCount "94"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "1107656859889664"] [EventType "swiss"] [EventRounds "12"] [EventCountry "USA"] [SourceTitle "EXT 2015"] [Source "ChessBase"] [SourceDate "2014.11.20"] [SourceVersion "1"] [SourceVersionDate "2014.11.20"] [SourceQuality "1"] 1. e4 c5 2. Nf3 b6 3. d3 Bb7 4. g3 e6 5. Bg2 Nf6 6. O-O d5 7. Nbd2 Be7 8. Re1 Nc6 9. e5 Nd7 10. h4 Qc7 11. Qe2 h6 12. Nf1 b5 13. N1h2 Nb6 14. Ng4 a5 15. Bf4 a4 16. c3 Ba6 17. Ne3 O-O-O 18. d4 cxd4 19. cxd4 Kb7 20. Rec1 Qd7 21. Nc2 Rc8 22. Bd2 Rc7 23. b3 Rhc8 24. Bf1 Nb4 25. Nxb4 Rxc1 26. Rxc1 Rxc1 27. Bxc1 Bxb4 28. Bd2 Qe7 29. Ne1 axb3 30. axb3 Qf8 31. Nd3 Be7 32. Qe1 Nd7 33. Bb4 Bxb4 34. Nxb4 Kb6 35. Qc3 Bb7 36. f4 g5 37. hxg5 hxg5 38. fxg5 Qg7 39. Qe3 Qg6 40. Bd3 Qh5 41. Be2 Qg6 42. Nd3 Ka5 43. Kf2 Qf5+ 44. Ke1 Qe4 45. Kd2 Nb6 46. b4+ Ka4 47. Nc5+ Kxb4 1-0