[Event "Prague Vysehrad"]
[Site "Prague"]
[Date "1985.08.11"]
[Round "9"]
[White "Hausner, Ivan"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2400"]
[PlyCount "81"]
[EventDate "1985.08.03"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. Nc3 c5 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 0-0 8. 0-0 a6 9. Nb3 b6 10. Bf4 Bb7 11. Rc1 d6 12. Qd2 Rb8 13. Bh6 Ne5 14. Bxg7 Kxg7 15. Nd5 b5 16. Na5 Nxc4 17. Nxc4 Bxd5 18. Bxd5 bxc4 19. Rxc4 Qb6 20. b3 Rfc8 21. Rfc1 Rxc4 22. Rxc4 Qb5 23. Bf3 d5 24. Ra4 Rb6 25. Ra5 Qd7 26. Qd3 e5 27. Bxd5 Rb5 28. Rxb5 axb5 29. e4 b4 30. Qc4 Qe7 31. Kg2 h5 32. h4 Ne8 33. Qc6 Nc7 34. Bc4 Ne6 35. Bxe6 fxe6 36. Qb6 Kf6 37. Kf3 g5 38. Qe3 g4+ 39. Ke2 Kg6 40. Kd3 Qc7 41. Qg5+ 1-0

[Event "Prague Vysehrad"]
[Site "Prague"]
[Date "1985.08.10"]
[Round "8"]
[White "Estrin, Yakov Borisovich"]
[Black "Tichy, Vladimir"]
[Result "1-0"]
[ECO "C55"]
[BlackElo "2365"]
[PlyCount "135"]
[EventDate "1985.08.03"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 d6 5. dxe5 dxe5 6. Qxd8+ Bxd8 7. Nc3 Nf6 8. Be3 0-0 9. Bc5 Re8 10. Ng5 Be6 11. Nxe6 fxe6 12. Bb5 Be7 13. Bxe7 Rxe7 14. Bxc6 bxc6 15. 0-0-0 Kf8 16. Rd3 Rd7 17. Rxd7 Nxd7 18. Na4 Ke7 19. Re1 Rf8 20. f3 Rb8 21. Re3 Rb5 22. Ra3 Ra5 23. b4 Rb5 24. Nb2 Rxb4 25. Rxa7 Kd6 26. a3 Rb8 27. Nc4+ Kc5 28. Rxc7 Rd8 29. Na5 Kb6 30. Rxc6+ Kxa5 31. Rxe6 g6 32. Rd6 Kb5 33. f4 exf4 34. e5 Kc5 35. Rd3 Re8 36. Rxd7 Rxe5 37. Rxh7 Re2 38. Rf7 Rxg2 39. Rxf4 Rxh2 40. Rg4 Rh1+ 41. Kb2 g5 42. Rxg5+ Kb6 43. a4 Rh4 44. Kb3 Rh1 45. Re5 Kc6 46. Kb4 Rc1 47. Rc5+ Kb6 48. Rc3 Ka6 49. Rc6+ Kb7 50. Kb5 Rb1+ 51. Kc5 Ra1 52. Rb6+ Kc7 53. Rb4 Rc1 54. c4 Ra1 55. Kb5 Kb7 56. a5 Ra2 57. Rb1 Ra3 58. c5 Ra2 59. Rb4 Ra1 60. c6+ Kc7 61. a6 Ra2 62. Rb1 Ra3 63. Rh1 Rb3+ 64. Ka4 Rb2 65. a7 Ra2+ 66. Kb5 Rb2+ 67. Kc4 Ra2 68. Rh8 1-0

[Event "Prague Vysehrad"]
[Site "Prague"]
[Date "1985.08.05"]
[Round "3"]
[White "Estrin, Yakov Borisovich"]
[Black "Doncevic, Dario"]
[Result "1-0"]
[ECO "B66"]
[BlackElo "2340"]
[PlyCount "81"]
[EventDate "1985.08.03"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Bf4 Bd7 10. Bg3 Nxd4 11. Qxd4 e5 12. Qe3 Rc8 13. f3 Be7 14. Kb1 Qc7 15. Bf2 Be6 16. Qb6 Qb8 17. h4 0-0 18. g4 Rc6 19. Qe3 Rfc8 20. g5 Nh5 21. Nd5 Bxd5 22. exd5 Rxc2 23. Bd3 R2c5 24. Qe4 g6 25. Bxc5 Rxc5 26. Qg4 Nf4 27. gxh6 Qf8 28. Qd7 Nxd5 29. h5 Rc7 30. Qg4 g5 31. h7+ Kh8 32. Rc1 Rc6 33. Qd7 Qd8 34. Qxd8+ Bxd8 35. Be4 Rxc1+ 36. Rxc1 Ne7 37. Bxb7 a5 38. Be4 f5 39. Bxf5 Nxf5 40. Rc8 Nd4 41. Rxd8+ 1-0

[Event "Prague Vysehrad"]
[Site "Prague"]
[Date "1985.08.04"]
[Round "2"]
[White "Liebert, Heinz"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2405"]
[PlyCount "24"]
[EventDate "1985.08.03"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. d4 dxc4 5. Bg2 Nc6 6. 0-0 Rb8 7. a4 Be7 8. Na3 Na5 9. Bf4 Nd5 10. Qc2 Nxf4 11. gxf4 Qd6 12. e3 Qb4 1/2-1/2

[Event "URS Burevestnik CC Team-ch RSFSR"]
[Site "Kazan"]
[Date "1985.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Bashkov, Viacheslav"]
[Result "0-1"]
[ECO "B44"]
[PlyCount "48"]
[EventDate "1985.07.??"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "URS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

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 0-0 10. Be3 b6 11. f4 Bb7 12. Bf3 Rc8 13. Rc1 Na5 14. Qd3 d5 15. cxd5 b5 16. Naxb5 axb5 17. Qxb5 Nc4 18. Bd4 exd5 19. e5 Bc6 20. Qa6 Nd7 21. Nxd5 Bxd5 22. Bxd5 Ndb6 23. Bxb6 Qxd5 24. 0-0 Nxb6 0-1

[Event "URS Burevestnik CC Team-ch RSFSR"]
[Site "Kazan"]
[Date "1985.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Gabdrakhmanov, Rafail"]
[Result "1-0"]
[ECO "B16"]
[PlyCount "91"]
[EventDate "1985.07.??"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "URS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Ne2 Bg4 7. h3 Bh5 8. Be3 Nd7 9. Qd2 Nb6 10. Nf4 Bg6 11. c4 e5 12. Nxg6 hxg6 13. Be2 Bg7 14. Rd1 0-0 15. dxe5 Qxd2+ 16. Rxd2 fxe5 17. 0-0 Rfd8 18. Rfd1 Bf6 19. b3 Rxd2 20. Rxd2 Rd8 21. Rxd8+ Bxd8 22. g4 f6 23. h4 f5 24. gxf5 gxf5 25. h5 f4 26. Bc5 Nc8 27. Bg4 Be7 28. Bxc8 Bxc5 29. Bxb7 Kg7 30. Bxc6 Kh6 31. Be8 e4 32. Kf1 Kg5 33. Bg6 a5 34. Ke2 e3 35. fxe3 fxe3 36. Kf3 Kf6 37. Bd3 Kg5 38. Ke4 Kxh5 39. Kd5 Ba7 40. c5 Kg4 41. a3 Kf3 42. b4 axb4 43. axb4 Kf2 44. b5 e2 45. Bxe2 Kxe2 46. b6 1-0

[Event "Prague Cedok op 02nd"]
[Site "Prague"]
[Date "1985.??.??"]
[Round "?"]
[White "Gil, Karel"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "E55"]
[PlyCount "50"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 0-0 7. 0-0 dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Bd2 Bb7 11. Rfd1 cxd4 12. Nxd4 Qe7 13. a3 Bxc3 14. Bxc3 Nc5 15. Bb4 a5 16. Be1 Rfc8 17. Nb5 Bd5 18. Bxd5 Nxd5 19. e4 Nf4 20. Qf3 e5 21. Rd6 Rd8 22. Rad1 Rxd6 23. Rxd6 Rd8 24. Rxb6 h5 25. Bxa5 Rd3 0-1

[Event "URS Burevestnik CC Team-ch RSFSR"]
[Site "Kazan"]
[Date "1985.??.??"]
[Round "?"]
[White "Pigusov, Evgeny"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2455"]
[PlyCount "59"]
[EventDate "1985.07.??"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "URS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 Nc6 5. d4 cxd4 6. Nxd4 Qb6 7. Nxc6 bxc6 8. c4 e6 9. Nc3 Be7 10. cxd5 cxd5 11. e4 dxe4 12. Be3 Qa5 13. Nxe4 Nd5 14. Bd4 0-0 15. Nc3 Bb7 16. Qg4 g6 17. Nxd5 Bxd5 18. Bc3 Qc5 19. Bxd5 Qxd5 20. Rfd1 Qc5 21. Rd7 Rad8 22. Rad1 Rxd7 23. Rxd7 Rd8 24. Qa4 Rxd7 25. Qxd7 e5 26. a3 Kg7 27. Kg2 Bf6 28. Qb7 Qb6 29. Qxb6 axb6 30. Kf3 1-0

[Event "URS Burevestnik CC Team-ch RSFSR"]
[Site "Kazan"]
[Date "1985.??.??"]
[Round "?"]
[White "Sergienko, Sergey"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "D38"]
[PlyCount "75"]
[EventDate "1985.07.??"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "URS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 c5 8. e3 g5 9. Bg3 Ne4 10. Rc1 Qa5 11. Bd3 Nxc3 12. bxc3 Bxc3+ 13. Kf1 c4 14. Be5 Rf8 15. Bg7 Rg8 16. Bxh6 Bg4 17. Bh7 Rh8 18. Qc2 Nc6 19. Nxg5 Bxd4 20. exd4 Nxd4 21. Qb2 Be2+ 22. Kg1 Qb6 23. Qxb6 axb6 24. Bg7 Rxh7 25. Nxh7 Ne6 26. Nf6+ Kd8 27. Nxd5 Nxg7 28. h4 b5 29. Nf4 Bh5 30. f3 f5 31. g4 fxg4 32. Nxh5 Nxh5 33. fxg4 Nf4 34. Rh2 Ra3 35. Kh1 Re3 36. h5 Ne2 37. Rd1+ Rd3 38. Re1 1-0

[Event "URS Burevestnik CC Team-ch RSFSR"]
[Site "Kazan"]
[Date "1985.??.??"]
[Round "?"]
[White "Totsky, Leonid"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "B83"]
[PlyCount "118"]
[EventDate "1985.07.??"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "URS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 e6 6. Be2 Be7 7. 0-0 Nf6 8. Be3 Bd7 9. Ndb5 Qb8 10. a4 0-0 11. f4 Nb4 12. Bf3 Rd8 13. Qe2 e5 14. Rad1 a6 15. Na3 b5 16. axb5 axb5 17. Naxb5 Nxc2 18. Qxc2 Bxb5 19. Nxb5 Qxb5 20. Be2 Qa4 21. Qxa4 Rxa4 22. fxe5 dxe5 23. Rxd8+ Bxd8 24. Rc1 Ra8 25. Bd3 Ng4 26. Bc5 Rc8 27. b4 Bb6 28. Bc4 Bxc5+ 29. bxc5 Kf8 30. Bd5 Ke7 31. h3 Nf6 32. Kf2 Rc7 33. Ke3 Nd7 34. c6 Nb8 35. g4 f6 36. h4 Kd6 37. Rf1 Nxc6 38. g5 fxg5 39. hxg5 Ne7 40. Bf7 Rc3+ 41. Kf2 Nc6 42. Rh1 Nd4 43. Bg8 Rf3+ 44. Kg2 Rf4 45. Bxh7 Rg4+ 46. Kf2 Rxg5 47. Ra1 Rh5 48. Ra6+ Kc5 49. Bg8 Rg5 50. Ra3 Nb5 51. Rd3 Nd6 52. Rd5+ Kc6 53. Kf3 Rh5 54. Be6 Rg5 55. Rd1 Kc7 56. Rd5 Ne8 57. Bf5 g6 58. Rxe5 gxf5 59. Rxe8 fxe4+ 1/2-1/2

[Event "Prague Cedok op 02nd"]
[Site "Prague"]
[Date "1985.??.??"]
[Round "?"]
[White "Vavruska, David"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "32"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Nc6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. 0-0 0-0 9. Nxc6 bxc6 10. Bxc6 Ba6 11. Nc3 Bxf1 12. Nxe4 dxe4 13. Qxf1 Rb8 14. Bxe4 Qd4 15. Qe2 Rfe8 16. Bf4 f5 0-1

[Event "Moscow Region-ch"]
[Site "Moscow"]
[Date "1983.10.??"]
[Round "?"]
[White "Arbakov, Valentin"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "E37"]
[WhiteElo "2425"]
[PlyCount "70"]
[EventDate "1983.10.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d5 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 e5 9. dxe5 Bf5 10. Qa4 dxc4 11. Qxc4 0-0 12. b4 Qd7 13. e3 Rfe8 14. Bb2 Rad8 15. Be2 Nd2 16. Qc3 Nxf3+ 17. Bxf3 Nxe5 18. Be2 Bd3 19. 0-0-0 Qf5 20. Bxd3 Rxd3 21. Qc2 h5 22. Bd4 Rxd1+ 23. Rxd1 Qe6 24. h3 a6 25. Qe2 Rd8 26. Bb2 Rxd1+ 27. Qxd1 Qc4+ 28. Kb1 Qd3+ 29. Qc2 Qf1+ 30. Ka2 Qxg2 31. Qxc7 Qd5+ 32. Kb1 Nc4 33. Qg3 Nxb2 34. Kxb2 Qd2+ 35. Kb3 Qd3+ 1/2-1/2

[Event "Moscow Region-ch"]
[Site "Moscow"]
[Date "1983.10.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Zaitsev, Igor A"]
[Result "0-1"]
[ECO "C56"]
[BlackElo "2445"]
[PlyCount "114"]
[EventDate "1983.10.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Bd2 Qa4 11. Bg5 h6 12. Bh4 Bb4 13. Re2 g5 14. Nf6+ Kf8 15. Bg3 Be7 16. Ne4 Rd8 17. Ne5 Qb5 18. Nd3 Rd7 19. Qf1 h5 20. f4 h4 21. Be1 g4 22. Bd2 Qf5 23. Rae1 a5 24. Rf2 g3 25. hxg3 hxg3 26. Nxg3 Qh7 27. Rf3 Bg4 28. Ne5 Nxe5 29. fxe5 Qh2+ 30. Kf2 Bxf3 31. Kxf3 Rg8 32. Bf4 Qh4 33. Re4 Qg4+ 34. Kf2 Qe6 35. Qb5 Qc6 36. Qxc6 bxc6 37. Nf5 Bc5 38. Bh6+ Ke8 39. e6 fxe6 40. Rxe6+ Kd8 41. Rxc6 Rd5 42. Rxc5 Rxc5 43. Nxd4 Rc4 44. c3 Kd7 45. Bd2 Ra4 46. a3 c5 47. Nc2 Re4 48. Ne3 Rf8+ 49. Ke2 c4 50. Bc1 a4 51. Bd2 Kd6 52. Bc1 Ke5 53. Bd2 Rb8 54. Bc1 Kf4 55. Kf2 Rxe3 56. Bxe3+ Ke4 57. Bc5 Rxb2+ 0-1

[Event "Moscow Region-ch"]
[Site "Moscow"]
[Date "1983.10.??"]
[Round "?"]
[White "Vul, Arkadi Eremeevich"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "D39"]
[PlyCount "50"]
[EventDate "1983.10.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. e5 cxd4 8. exf6 gxf6 9. Bh4 Nc6 10. a3 Ba5 11. Nxd4 Nxd4 12. Bxc4 Nf5 13. Bxf6 Qxf6 14. Qa4+ Bd7 15. Qxa5 Nd4 16. Rd1 Bc6 17. Qc5 0-0-0 18. Ne4 Nc2+ 19. Ke2 Qxb2 20. Nd6+ Rxd6 21. Rxd6 Nd4+ 22. Kd3 Qc2+ 23. Ke3 Nf5+ 24. Kf4 Qe4+ 25. Kg5 Qh4# 0-1

[Event "Varna-23"]
[Site "Varna"]
[Date "1983.09.??"]
[Round "?"]
[White "Angelov, Kosta"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "C32"]
[WhiteElo "2305"]
[PlyCount "142"]
[EventDate "1983.09.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BUL"]
[EventCategory "5"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Nf3 Be7 7. Bd3 Qxd5 8. Qe2 Nc5 9. Bc4 Qe4 10. Be3 Be6 11. Bxe6 Nxe6 12. Nc3 Bb4 13. 0-0 Bxc3 14. bxc3 0-0 15. Nd2 Qc6 16. f5 Nc5 17. f6 g6 18. Qf2 Ne6 19. Rae1 Re8 20. Qh4 Nd7 21. Qh6 Qd6 22. Ne4 Qf8 23. Qh4 Ne5 24. Bh6 Qa3 25. Re3 Qa5 26. Rh3 Nd7 27. c4 Qxa2 28. Nc3 Qxc2 29. Rf2 Qb3 30. Nd5 Qd1+ 31. Rf1 Qd4+ 32. Qxd4 Nxd4 33. Nxc7 Nf5 34. Rxf5 gxf5 35. Rg3+ Kh8 36. Rg7 Nxf6 37. Rxf7 Ng4 38. Bd2 Re2 39. Bc3+ Kg8 40. Rg7+ Kf8 41. h3 Rd8 42. hxg4 Rd3 43. Bf6 Rd1+ 44. Kh2 f4 45. g5 f3 46. Ne6+ Rxe6 47. gxf3 h6 48. Rxb7 hxg5 49. Bxg5 a5 50. Ra7 Ra1 51. Kg3 Ke8 52. Kf4 Rc6 53. Kf5 a4 54. f4 a3 55. Be7 a2 56. Bf6 Rc5+ 57. Kg4 Rg1+ 58. Kf3 Rf1+ 59. Kg3 Rf5 60. Bh8 Rf8 61. Be5 Rg8+ 62. Kh2 Rf2+ 63. Kh3 Rg1 64. c5 Re2 65. Bf6 Re6 66. Kh2 Rd1 67. Bg7 Re2+ 68. Kg3 Rg1+ 69. Kf3 Rxg7 70. Ra8+ Kf7 71. Kxe2 Rg1 0-1

[Event "URS corr"]
[Site "USSR"]
[Date "1983.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Readers of Prisyw"]
[Result "1/2-1/2"]
[ECO "C56"]
[PlyCount "77"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "URS"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 Nxe4 7. cxd4 d5 8. dxc5 dxc4 9. Qxd8+ Kxd8 10. Rd1+ Bd7 11. Be3 Ke7 12. Na3 Be6 13. Nb5 Rac8 14. Ng5 Nxg5 15. Bxg5+ f6 16. Bf4 a6 17. Nxc7 Ne5 18. Nxe6 Kxe6 19. Rd6+ Ke7 20. Bxe5 fxe5 21. Rb6 Rxc5 22. Rxb7+ Kf6 23. Rb6+ Kf5 24. Rd1 a5 25. g3 c3 26. bxc3 Rxc3 27. Rd7 g6 28. Rf7+ Ke4 29. Rb5 Ra3 30. Rb2 Kd5 31. Ra7 Ke6 32. g4 Ra4 33. f3 Rf8 34. Rxh7 Rxf3 35. h3 Rfa3 36. Rb6+ Kd5 37. Rxg6 Rxa2 38. Rf7 Rb4 39. Rf2 1/2-1/2

[Event "corr"]
[Site "corr"]
[Date "1983.??.??"]
[Round "?"]
[White "Prisyw readers"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "72"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. Re1 Bd6 13. d4 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. a4 Qh5 19. axb5 axb5 20. Bxd5 Qxd5 21. Qf1 Rfe8 22. Qg2 Qh5 23. Ra6 f5 24. d5 Rh6 25. f3 Bh3 26. Qf2 f4 27. Bd4 Rxe1+ 28. Qxe1 Bc8 29. Ra8 Qxh2+ 30. Kf1 Qh3+ 31. Ke2 cxd5 32. Kd1 Qd7 33. g4 b4 34. Ra7 Bb7 35. c4 dxc4 36. Nxc4 Bc5 0-1

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.16"]
[Round "15"]
[White "Rigo, Janos"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2385"]
[PlyCount "61"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. Nbd2 g6 4. e4 Bg7 5. c3 c5 6. Be2 Nc6 7. 0-0 Qc7 8. Re1 0-0 9. a4 b6 10. Qc2 Bb7 11. Bf1 e5 12. exd5 Nxd5 13. Nc4 Rfe8 14. Qb3 Rad8 15. Bg5 f6 16. Bd2 h6 17. Nh4 Kh7 18. a5 f5 19. axb6 axb6 20. g3 Nce7 21. Bg2 Nc8 22. Re2 Re7 23. h3 Bf6 24. Nf3 g5 25. Nh2 Kg7 26. Na3 Na7 27. Nc2 Bc6 28. c4 Nb4 29. Bxb4 cxb4 30. Rxa7 Qxa7 31. Bxc6 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.15"]
[Round "14"]
[White "Estrin, Yakov Borisovich"]
[Black "Nogueiras Santiago, Jesus"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "2435"]
[PlyCount "67"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Be2 0-0 6. 0-0 Nc6 7. d5 Nb4 8. Be3 e6 9. a3 Na6 10. dxe6 Bxe6 11. Nd4 Bd7 12. f3 Nc5 13. Qd2 Re8 14. Rad1 a6 15. Rfe1 b5 16. b4 Ne6 17. Nb3 Nh5 18. Nd5 Rb8 19. c4 c6 20. Nc3 Be5 21. g3 Qf6 22. Nd4 bxc4 23. f4 Nhxf4 24. gxf4 Nxf4 25. Bxc4 c5 26. Nde2 Nh3+ 27. Kg2 Qh4 28. Ng3 cxb4 29. axb4 Rbc8 30. Qd3 Rxc4 31. Qxc4 Rc8 32. Qxa6 Rxc3 33. Rc1 Ng5 34. Rxc3 1/2-1/2

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.14"]
[Round "13"]
[White "Estrin, Yakov Borisovich"]
[Black "Honfi, Karoly"]
[Result "1-0"]
[ECO "C46"]
[PlyCount "165"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5 Bg7 6. Bg5 Nce7 7. Bc4 c6 8. Nxe7 Nxe7 9. Qd2 h6 10. Bh4 b5 11. Bb3 g5 12. Bg3 c5 13. a4 Bb7 14. axb5 Bxe4 15. h4 Nf5 16. hxg5 Bxf3 17. gxf3 Nxg3 18. fxg3 hxg5 19. Rxh8+ Bxh8 20. Kf2 Kf8 21. Bd5 Rb8 22. Qd3 Qe7 23. Kg2 Qe5 24. Qc4 Re8 25. Rxa7 Qe2+ 26. Kh3 Qxc4 27. Bxc4 Ke7 28. b6 Rb8 29. b7 Be5 30. Kg4 f6 31. Bd5 Bc7 32. Ra8 Be5 33. b3 Bc7 34. f4 gxf4 35. gxf4 Kd6 36. Be4 Ke6 37. Ra6+ Bd6 38. Bf5+ Ke7 39. Rb6 Bc7 40. Rb5 Bd6 41. Bd3 Rh8 42. Ra5 Rb8 43. Ra7 Bc7 44. Be4 Rg8+ 45. Kf5 Rh8 46. Ra8 Bb8 47. Bf3 Rf8 48. Ra1 Bd6 49. Re1+ Kd8 50. Rh1 Kc7 51. Bd5 Kd8 52. Rh4 Bb8 53. Rh7 Bd6 54. Rh1 Kc7 55. Ra1 Kb6 56. Ra8 Rb8 57. Ke4 Kc7 58. Kf5 Kb6 59. Kg4 Kc7 60. f5 Be5 61. Kh5 Rxb7 62. Bxb7 Kxb7 63. Rd8 Kc6 64. Kg4 d5 65. Kf3 Bd6 66. Re8 Be5 67. Re6+ Kd7 68. Ke2 Kc7 69. Kd1 Kd7 70. Kc1 Bf4+ 71. Kb2 Bg5 72. Ka3 c4 73. b4 d3 74. cxd3 cxd3 75. Kb3 d2 76. Kc2 Kc7 77. Re2 Kd6 78. Kd1 d4 79. Re6+ Kd7 80. Re4 Be3 81. b5 Kc7 82. Rg4 d3 83. Rg6 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.13"]
[Round "12"]
[White "Vaganian, Rafael A"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2570"]
[PlyCount "41"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ Bd7 6. Qh4 Nxc3 7. dxc3 Bg7 8. Qg3 0-0 9. h4 h5 10. e4 c6 11. Bc4 Bg4 12. Be3 Nd7 13. Bb3 Bxf3 14. gxf3 e6 15. Rd1 Qe7 16. Bg5 f6 17. Bf4 Qf7 18. Rg1 Ne5 19. Bxe5 fxe5 20. Qxg6 Qxg6 21. Rxg6 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.12"]
[Round "11"]
[White "Estrin, Yakov Borisovich"]
[Black "Farago, Ivan"]
[Result "1/2-1/2"]
[ECO "C06"]
[BlackElo "2510"]
[PlyCount "65"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

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. Nf3 Bd6 11. Bf4 Bxf4 12. Nxf4 Qd6 13. g3 0-0 14. 0-0 Qb4 15. Rb1 Bd7 16. Re1 Rae8 17. a3 Qb6 18. b4 Nxd4 19. Nxd4 e5 20. Nxd5 Nxd5 21. Bc4 exd4 22. Rxe8 Bxe8 23. Bxd5+ Kh8 24. Qd2 Bg6 25. Re1 d3 26. Be4 Qa6 27. Bxg6 hxg6 28. Re7 Qxa3 29. Rd7 Rc8 30. Rxd3 Qc1+ 31. Qxc1 Rxc1+ 32. Kg2 Rc4 33. b5 1/2-1/2

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.11"]
[Round "10"]
[White "Suba, Mihai"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2435"]
[PlyCount "81"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bf4 Bb4 6. Ndb5 Ba5 7. Qd3 0-0 8. 0-0-0 d6 9. Nd5 Nxd5 10. Qxd5 Qf6 11. e3 Be6 12. Qh5 Bf5 13. Bc4 Ne5 14. Be2 Qe6 15. Kb1 Bg4 16. Bxg4 Qxg4 17. Qxg4 Nxg4 18. Bg3 a6 19. Na3 Bb4 20. Nc4 b5 21. a3 Bc5 22. Na5 Rfe8 23. Nc6 f5 24. Rd3 f4 25. exf4 Bxf2 26. h3 Bxg3 27. Rxg3 Ne3 28. b3 Nd5 29. Rf3 Re4 30. g3 Rae8 31. Rd3 Nf6 32. Nb4 a5 33. Nd5 Nxd5 34. Rxd5 Rb8 35. Rhd1 Re3 36. R1d3 Rxd3 37. Rxd3 Kf7 38. Kc1 Re8 39. Kd2 Re6 40. g4 Ke7 41. Re3 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.10"]
[Round "9"]
[White "Estrin, Yakov Borisovich"]
[Black "Orso, Miklos"]
[Result "0-1"]
[ECO "B99"]
[BlackElo "2350"]
[PlyCount "178"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 h6 10. Bh4 Nbd7 11. Bd3 g5 12. fxg5 Ne5 13. Qe2 Nfg4 14. Nf3 hxg5 15. Bg3 Nxf3 16. gxf3 Ne5 17. f4 gxf4 18. Bxf4 Bd7 19. Rdf1 Rh7 20. h4 0-0-0 21. h5 Qa5 22. Kb1 Rdh8 23. h6 Rg8 24. Rfg1 Rg6 25. Rxg6 Nxg6 26. Bd2 Qc5 27. Be3 Qa5 28. Rh5 Ne5 29. Bd4 Bc6 30. Qg2 Qd8 31. a3 Bf6 32. Qf1 Bg5 33. Nd5 Rxh6 34. Bb6 Rxh5 35. Bxd8 Bxd8 36. Nb4 Kd7 37. Bxa6 bxa6 38. Nxc6 Kxc6 39. Qxa6+ Kd7 40. Qb5+ Kc7 41. a4 Rg5 42. a5 Nc6 43. Qb6+ Kd7 44. Qb7+ Bc7 45. a6 Nd8 46. Qa8 Rb5 47. a7 Ra5 48. b4 Ra4 49. c3 Nc6 50. Qf8 Nd8 51. e5 Rxa7 52. exd6 Bxd6 53. Qg7 Rc7 54. Kb2 Ke7 55. Qg5+ f6 56. Qg7+ Nf7 57. Kb3 f5 58. c4 Rb7 59. b5 Bc5 60. Qg2 Rc7 61. Qg7 Rd7 62. Qg3 e5 63. Qf3 Nd6 64. Qg3 Nf7 65. Qf3 f4 66. Qc6 Bd4 67. c5 f3 68. Qxf3 Bxc5 69. Qe4 Rd6 70. Qb7+ Kf6 71. Qf3+ Kg7 72. Qg2+ Rg6 73. Qb7 Bd4 74. Kc4 Rb6 75. Qd7 Kf6 76. Kd3 Rd6 77. Qe8 Bb6+ 78. Ke2 e4 79. Qa8 Re6 80. Qa1+ Ke7 81. Qa3+ Rd6 82. Qa8 Kf6 83. Qb7 Ng5 84. Qb8 Ke5 85. Qh8+ Rf6 86. Qe8+ Ne6 87. Qh5+ Kd6 88. Qh2+ Nf4+ 89. Ke1 e3 0-1

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.09"]
[Round "8"]
[White "Vogt, Lothar"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2500"]
[PlyCount "119"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d5 5. c4 0-0 6. Bg2 c5 7. cxd5 Nxd5 8. Bxg7 Kxg7 9. 0-0 Nc6 10. Qc2 b6 11. Qb2+ Kg8 12. Rd1 e6 13. Nc3 Qf6 14. Rab1 Nxc3 15. Qxc3 Qxc3 16. dxc3 Ba6 17. Rd6 Rac8 18. Kf1 Rfd8 19. Rbd1 Rxd6 20. Rxd6 Rc7 21. Ke1 Bb7 22. Nd2 Kf8 23. Bxc6 Bxc6 24. Rd8+ Ke7 25. Rh8 h5 26. Nc4 Kf6 27. f4 Bd5 28. Ne5 b5 29. Rb8 Bb7 30. Kd2 Kf5 31. c4 a6 32. Ke3 bxc4 33. bxc4 Kf6 34. Rf8 Kg7 35. Rd8 Bc8 36. Kd2 Kf6 37. e4 Ke7 38. Rh8 Kf6 39. Ke3 Kg7 40. Rd8 Kf6 41. Rd6 Ke7 42. Rb6 Bb7 43. Rb3 Kd6 44. Rd3+ Ke7 45. Ra3 Kd6 46. Ra5 f5 47. Nxg6 fxe4 48. Ne5 Rc8 49. Nf7+ Kc6 50. Ng5 Kb6 51. Ra3 Rd8 52. Rb3+ Ka7 53. Nxe6 Rd1 54. Nxc5 Bc6 55. Rb2 h4 56. Re2 hxg3 57. hxg3 Rg1 58. Nxe4 Bxe4 59. Kxe4 Rxg3 60. Rf2 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.08"]
[Round "7"]
[White "Estrin, Yakov Borisovich"]
[Black "Barczay, Laszlo"]
[Result "1/2-1/2"]
[ECO "B63"]
[BlackElo "2470"]
[PlyCount "68"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Nxd4 8. Qxd4 Qa5 9. Bd2 e5 10. Nd5 Qxd5 11. Qxd5 Nxd5 12. exd5 Bd7 13. a4 a5 14. Ra3 Be7 15. Rb3 Bxa4 16. Rxb7 Bd8 17. Bd3 0-0 18. 0-0 f5 19. Ra1 Be8 20. f3 Rf7 21. Rxf7 Bxf7 22. c4 Bg6 23. b4 e4 24. Bc2 Rb8 25. b5 Bb6+ 26. Kf1 Rc8 27. Bb3 exf3 28. gxf3 f4 29. Bxa5 Bd3+ 30. Kg2 Bxc4 31. Bxc4 Bxa5 32. Rxa5 Rxc4 33. Ra7 Rb4 34. Rb7 h5 1/2-1/2

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.07"]
[Round "6"]
[White "Popov, Luben"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2430"]
[PlyCount "71"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Qa4+ Nc6 7. Bg5 h6 8. Bxf6 Qxf6 9. e3 0-0 10. Be2 Rd8 11. 0-0 Bxc3 12. bxc3 Bg4 13. Rfc1 Ne7 14. Rab1 Bc8 15. c4 c6 16. Nd2 Qd6 17. Bf3 Qc7 18. Qb3 dxc4 19. Nxc4 Rb8 20. Qa3 a6 21. Qa5 Rd7 22. a3 Qxa5 23. Nxa5 Ra8 24. Rb3 Kf8 25. Kf1 Ke8 26. Rc5 Kd8 27. Bg4 Rc7 28. Bxc8 Kxc8 29. Nc4 Kb8 30. Nd6 Ka7 31. Nxf7 Ng6 32. Ne5 Nxe5 33. Rxe5 b6 34. Ke2 c5 35. dxc5 bxc5 36. Re6 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.06"]
[Round "5"]
[White "Estrin, Yakov Borisovich"]
[Black "Portisch, Ferenc"]
[Result "0-1"]
[ECO "C09"]
[BlackElo "2475"]
[PlyCount "50"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nb3 Bd6 10. c3 0-0 11. Bg5 Bg4 12. Be2 Re8 13. Re1 Qd7 14. Qd2 Ng6 15. Rad1 h6 16. Qxd5 Bxf3 17. gxf3 Re5 18. Qxd6 Rxg5+ 19. Kh1 Qh3 20. Rg1 Rd8 21. Qc7 Rxd1 22. Bxd1 Rxg1+ 23. Kxg1 Nce5 24. Qd8+ Kh7 25. Qd4 Nh4 0-1

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.05"]
[Round "4"]
[White "Tompa, Janos"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2420"]
[PlyCount "75"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nxc3 6. bxc3 c5 7. h4 h5 8. Nh3 Bg7 9. 0-0 Bxh3 10. Bxh3 Nc6 11. Qb3 Qc7 12. d3 0-0 13. Bf4 e5 14. Bg5 Kh7 15. Qb5 b6 16. Rab1 Rfe8 17. Bg2 Rac8 18. Rfc1 Qd6 19. a4 Na5 20. Qa6 Rc7 21. Rb5 Qd7 22. c4 Bh6 23. Bxh6 Kxh6 24. Bd5 f5 25. Rcb1 f4 26. Rxb6 axb6 27. Rxb6 Nc6 28. Bxc6 Rxc6 29. Rxc6 Rg8 30. Rf6 fxg3 31. Qe6 gxf2+ 32. Kf1 Qb7 33. Rf3 Rg7 34. Qxe5 Qb4 35. Kxf2 Qxa4 36. Rf8 Qd7 37. Rh8+ Rh7 38. Qf4+ 1-0

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.04"]
[Round "3"]
[White "Estrin, Yakov Borisovich"]
[Black "Csom, Istvan"]
[Result "0-1"]
[ECO "B66"]
[BlackElo "2510"]
[PlyCount "72"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Be3 Bd7 10. f3 Qc7 11. g4 b5 12. Nxc6 Bxc6 13. g5 hxg5 14. Bxg5 Be7 15. Kb1 b4 16. Ne2 d5 17. Nd4 dxe4 18. Nxc6 Qxc6 19. Bxf6 Bxf6 20. fxe4 Rd8 21. Bd3 Qc5 22. Qf4 a5 23. Rhe1 Qe5 24. Qxe5 Bxe5 25. Bb5+ Ke7 26. Rxd8 Kxd8 27. Rh1 Rxh2 28. Rxh2 Bxh2 29. c3 bxc3 30. bxc3 Ke7 31. Kc2 g5 32. Kd3 g4 33. Ke3 f5 34. exf5 exf5 35. c4 Kf6 36. c5 Bg1+ 0-1

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.03"]
[Round "2"]
[White "Tomaszewski, Roman"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "D41"]
[PlyCount "101"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 Nxc3 5. bxc3 c5 6. e4 e6 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Qa5 10. Rb1 Bxd2+ 11. Qxd2 Nc6 12. d5 Qxd2+ 13. Kxd2 Na5 14. Bb5+ Ke7 15. Rbc1 a6 16. Bd3 Bd7 17. dxe6 fxe6 18. Ne5 Bb5 19. f4 Nc6 20. Nxc6+ Bxc6 21. Ke3 Rhd8 22. Rhd1 Rac8 23. g4 h6 24. Be2 Rxd1 25. Bxd1 g5 26. f5 exf5 27. exf5 Bd7 28. Rxc8 Bxc8 29. Kd4 Kd6 30. Bf3 b5 31. Bd5 a5 32. h3 b4 33. f6 Ba6 34. Ke4 a4 35. f7 Ke7 36. Kd4 Bf1 37. Kc5 Bxh3 38. Kxb4 Bxg4 39. Kxa4 h5 40. Kb4 h4 41. Kc3 Bh5 42. f8Q+ Kxf8 43. a4 Bf7 44. Bb7 Ke7 45. a5 Kd6 46. Kd4 Be8 47. a6 Bc6 48. Bc8 Bg2 49. a7 Kc7 50. Ba6 Bf3 51. Be2 1/2-1/2

[Event "Kecskemet Toth Memorial-07"]
[Site "Kecskemet"]
[Date "1979.06.02"]
[Round "1"]
[White "Estrin, Yakov Borisovich"]
[Black "Groszpeter, Attila"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "2375"]
[PlyCount "50"]
[EventDate "1979.06.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "HUN"]
[EventCategory "9"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Be6 7. Bxf6 exf6 8. c5 g6 9. Bb5 h5 10. Qa4 Qd7 11. Nge2 Bh6 12. b4 0-0 13. Bd3 a5 14. b5 Nb4 15. Bb1 Bg4 16. f3 Bf5 17. Qd1 Rae8 18. a3 Re3 19. Bxf5 Qxf5 20. axb4 axb4 21. Na4 Rd3 22. Qb1 Re8 23. Kf2 Rxe2+ 24. Kxe2 Rd2+ 25. Kf1 Qg5 0-1

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.10.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Palciauskas, Vytas Victor"]
[Result "0-1"]
[ECO "C52"]
[PlyCount "56"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Myers"]
[Source "Myers"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. Qb3 Qd7 8. dxe5 Bb6 9. Nbd2 Na5 10. Qc2 Nxc4 11. Nxc4 d5 12. Nxb6 axb6 13. 0-0 dxe4 14. Qxe4 Qg4 15. Qe3 Ne7 16. Nd4 0-0 17. h3 Qg6 18. f4 c5 19. Nb5 Rd8 20. Nd6 Nf5 21. Nxc8 Raxc8 22. Qf3 h5 23. Qxb7 Rc6 24. Qa6 c4 25. Qa4 Rd3 26. Rb1 Rxh3 27. e6 Rxe6 28. Qxc4 Qg3 0-1

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.10.??"]
[Round "?"]
[White "Morgado, Juan Sebastian"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "68"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Myers"]
[Source "Myers"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 Nh5 5. Be5 f6 6. g4 fxe5 7. gxh5 exd4 8. Nxd4 d5 9. Rg1 e5 10. hxg6 exd4 11. gxh7 Kf8 12. Rxg7 Kxg7 13. Qxd4+ Kxh7 14. Qd3+ Kh6 15. Bh3 Nc6 16. Bxc8 Rxc8 17. Nxd5 Qg5 18. Qh3+ Kg7 19. Qd7+ Ne7 20. Qxe7+ Qxe7 21. Nxe7 Rcf8 22. Rd1 Rxh2 23. Rd7 Rfxf2 24. Nd5+ Kf8 25. Nc3 Rf7 26. Rd8+ Kg7 27. Kd2 Re7 28. b3 b5 29. a3 a5 30. b4 axb4 31. axb4 c5 32. Rc8 cxb4 33. Nxb5 Rexe2+ 34. Kc1 b3 1/2-1/2

[Event "EU-chT1 fin 02 corr"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Engel, Klaus Eberhard"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "B81"]
[PlyCount "101"]
[EventDate "1978.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 a6 7. Bg2 Qc7 8. 0-0 Nc6 9. h3 h6 10. a4 Bd7 11. Nxc6 Bxc6 12. Be3 Be7 13. Qd2 Rd8 14. a5 Qb8 15. Rfd1 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Bb6 Rc8 19. Bxd5 exd5 20. Re1 Qd6 21. Rad1 0-0 22. Qxd5 Qxd5 23. Rxd5 Bd8 24. Bxd8 Rfxd8 25. Rxd8+ Rxd8 26. Re7 Rb8 27. Kf1 b6 28. axb6 Rxb6 29. b3 a5 30. Ke2 Rc6 31. Kd3 Rd6+ 32. Kc3 Rc6+ 33. Kb2 Rc5 34. c4 f5 35. Kc3 fxg4 36. hxg4 Rg5 37. Re4 h5 38. gxh5 Rf5 39. f4 Rxh5 40. Re5 Rh3+ 41. Kb2 a4 42. bxa4 Rh4 43. a5 Rxf4 44. Kb3 Rf1 45. Kb4 Ra1 46. Kb5 Kf7 47. Kb6 Kf6 48. Rb5 g5 49. c5 g4 50. c6 g3 51. Rb2 1-0

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Engel, Klaus Eberhard"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A16"]
[PlyCount "25"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. Qa4+ Bd7 6. Qc2 Nb6 7. d4 Bg7 8. e4 0-0 9. Be3 Nc6 10. d5 Na5 11. Rd1 Bg4 12. Nb5 f5 13. b4 1-0

[Event "Lublin"]
[Site "Lublin"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Arapovic, Vitomir"]
[Result "1-0"]
[ECO "C06"]
[BlackElo "2415"]
[PlyCount "67"]
[EventDate "1978.07.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[EventCategory "7"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 Nb6 9. a3 a5 10. b3 Bd7 11. 0-0 Rc8 12. Bb2 Be7 13. f4 0-0 14. Rc1 a4 15. b4 Na7 16. Nc3 Qe8 17. Qe2 f5 18. exf6 Bxf6 19. Nf3 Nc4 20. Ne5 Nc6 21. Ne4 Nxb2 22. Nd6 Nxd3 23. Nxe8 Bxe5 24. Qxd3 Bb8 25. b5 Na5 26. Rxc8 Bxc8 27. Nxg7 Kxg7 28. Rf3 Rf6 29. Rg3+ Rg6 30. Qc2 Bd7 31. Rxg6+ hxg6 32. Qc5 Kf7 33. Qb6 Nc4 34. Qxb7 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Azmaiparashvili, Zurab"]
[Result "0-1"]
[ECO "B61"]
[PlyCount "70"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 Rc8 8. 0-0-0 Nxd4 9. Qxd4 Qa5 10. Bxf6 gxf6 11. Kb1 Qc5 12. Qd2 Bg7 13. Bd3 f5 14. exf5 Qb6 15. Kc1 Rxc3 16. bxc3 Qa5 17. Rdf1 Bxc3 18. Qe3 Qxa2 19. Kd1 b5 20. Qe4 d5 21. Qf4 e5 22. fxe6 fxe6 23. Qd6 Qa4 24. h4 Rf8 25. f3 Qd4 26. Qb8+ Ke7 27. Qg3 b4 28. Qf2 Qxf2 29. Rxf2 a5 30. Bxh7 a4 31. Ke2 a3 32. Rff1 e5 33. Bd3 e4 34. fxe4 Bg4+ 35. Rf3 a2 0-1

[Event "URS-FIN corr"]
[Site "URS"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Bergraser, Volf"]
[Result "0-1"]
[ECO "B14"]
[PlyCount "48"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "URS"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. c5 Be7 7. Nf3 0-0 8. b4 Ne4 9. Qc2 Nc6 10. b5 Nxd4 11. Nxd4 Bxc5 12. Nxe4 Bxd4 13. Nc3 Bd7 14. Bb2 Rc8 15. Qd2 Bb6 16. Kd1 a6 17. bxa6 d4 18. Nb5 bxa6 19. Nxd4 Ba5 20. Qd3 e5 21. Rc1 exd4 22. Rxc8 Qxc8 23. Qc4 Bf5 24. Bd3 Bxd3 0-1

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Boey, Jozef Martin"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "75"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ng4 6. Qe2 Qe7 7. Bf4 f6 8. exf6 Qxe2+ 9. Kxe2 Nxf6 10. Re1 d6 11. Kf1+ Be7 12. Nbd2 a6 13. Nb3 b5 14. Bd3 Bd7 15. Nbxd4 Nxd4 16. Nxd4 Kf7 17. c4 Rhb8 18. Rac1 bxc4 19. Bxc4+ d5 20. Bb3 Rb4 21. Be5 c5 22. Nc2 c4 23. Bxf6 Kxf6 24. Rxe7 Kxe7 25. Nxb4 cxb3 26. Nxd5+ Kd6 27. Rd1 Bb5+ 28. Ke1 bxa2 29. Nb6+ Kc5 30. Nxa8 Kb4 31. Nc7 Kb3 32. Kd2 g5 33. Ne6 g4 34. f4 gxf3 35. gxf3 Kxb2 36. Ra1 Bc4 37. Nd4 a5 38. f4 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Kholmov, Ratmir D"]
[Result "1/2-1/2"]
[ECO "C09"]
[BlackElo "2540"]
[PlyCount "47"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nb3 Bd6 10. Nbd4 0-0 11. Bg5 Qb6 12. c3 h6 13. Bxe7 Bxe7 14. Qb3 Nxd4 15. Nxd4 Rd8 16. Rfe1 Bc5 17. Rad1 Bd7 18. Bxd7 Rxd7 19. Qxb6 Bxb6 20. Rd3 Kf8 21. Kf1 Bxd4 22. Rxd4 Rad8 23. Re3 Rd6 24. Ke1 1/2-1/2

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Kletsel, Mikhail Markovich"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "71"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. Nxe5 0-0 7. Nd3 Bb6 8. Nf4 d5 9. d3 Bg4 10. f3 Nh5 11. Nxh5 Bxh5 12. Nxd5 c6 13. Nxb6 axb6 14. Bb3 Qh4+ 15. Kf1 Nxb3 16. cxb3 f5 17. Qe1 Qd8 18. Qe2 c5 19. a4 Rf7 20. Bd2 Rd7 21. exf5 Re7 22. Bg5 Rxe2 23. Bxd8 Rc2 24. Bxb6 Re8 25. Rg1 Ree2 26. Bxc5 Red2 27. b4 Be8 28. b3 Bd7 29. g4 Rxh2 30. Rg3 h5 31. gxh5 Bxf5 32. Kg1 Rhd2 33. Bd4 Rxd3 34. Rxg7+ Kf8 35. Rg5 Be6 36. Bc5+ 1-0

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Maeder, Karl Heinz"]
[Result "1-0"]
[ECO "B99"]
[PlyCount "115"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Qg3 b4 13. Nd5 exd5 14. e5 dxe5 15. fxe5 Nh5 16. Qh4 Bxg5+ 17. Qxg5 g6 18. e6 0-0 19. exd7 Rad8 20. g4 Ng7 21. h4 Rxd7 22. h5 Qd6 23. Qh6 Bc8 24. Rh1 Ne8 25. Rdf1 Rc7 26. g5 Qe7 27. Nc6 Rxc6 28. hxg6 f6 29. gxf6 Rfxf6 30. Rfg1 Be6 31. gxh7+ Kh8 32. Qg5 Ng7 33. Qxg7+ Qxg7 34. Rxg7 Bf7 35. Rhg1 Rc8 36. b3 a5 37. R7g4 Rf8 38. Kb2 Rf3 39. Re1 Rf6 40. Re7 Be6 41. Rd4 Ra8 42. a3 bxa3+ 43. Kxa3 Bf7 44. Kb2 Rf2 45. Ra4 Rf6 46. b4 Rb8 47. b5 Bg6 48. Rxa5 Bxd3 49. cxd3 Rf2+ 50. Ka3 Rd2 51. b6 Rd1 52. Rb5 d4 53. b7 Ra1+ 54. Kb2 Ra7 55. Kb3 Rbxb7 56. Rexb7 Rxb7 57. Kc4 Rg7 58. Rh5 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Osnos, Viatcheslav"]
[Result "1/2-1/2"]
[ECO "B44"]
[BlackElo "2490"]
[PlyCount "142"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

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 0-0 10. 0-0 b6 11. Be3 Rb8 12. Nc2 Bd7 13. f3 Qc7 14. Rc1 Rfc8 15. Qd2 Be8 16. Rfd1 Qb7 17. b3 Na7 18. Bf1 b5 19. Qf2 Ra8 20. Nd4 bxc4 21. Bxc4 Nb5 22. Nde2 Na3 23. Bd3 Nd7 24. Nd4 Ne5 25. Be2 Nc6 26. f4 Rc7 27. Bf3 Rac8 28. e5 dxe5 29. fxe5 Qb4 30. Nf5 Nxe5 31. Nxe7+ Qxe7 32. Ne4 Rxc1 33. Bxc1 Nd3 34. Qe3 Nxc1 35. Rxc1 Rxc1+ 36. Qxc1 Qa7+ 37. Qc5 Qxc5+ 38. Nxc5 a5 39. Bd1 Nb5 40. a4 Nd6 41. Kf2 Kf8 42. Ke3 Ke7 43. Kd4 Nf5+ 44. Kc3 Bc6 45. Bf3 Kd6 46. b4 axb4+ 47. Kxb4 Nd4 48. Bxc6 Kxc6 49. Ne4 f5 50. Ng5 h6 51. Nf7 Nc2+ 52. Kc3 Ne3 53. Kd4 Nxg2 54. Ke5 Kd7 55. a5 Ne1 56. Kd4 Kc7 57. a6 Kb6 58. Ke5 Nd3+ 59. Kxe6 f4 60. Nd6 f3 61. Nc4+ Kxa6 62. Nd2 f2 63. Kf5 Nc5 64. Kf4 Kb6 65. Ke3 Kb5 66. Kxf2 Kb4 67. Ke2 g5 68. h3 Nd7 69. Nf1 h5 70. Ng3 h4 71. Nf5 Ne5 1/2-1/2

[Event "corr"]
[Site "corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Palciauskas, Vytas Victor"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "47"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. Bd3 b5 9. 0-0 Nbd7 10. Kh1 Bb7 11. a4 b4 12. Nd5 Nxd5 13. exd5 Bxd5 14. Bb5 Bc6 15. Bc4 f6 16. fxe5 dxe5 17. Qe2 Qb7 18. Be3 Bd5 19. Rad1 Bxc4 20. Qxc4 e4 21. Qe6+ Be7 22. Ng5 Rf8 23. Nxe4 Qc7 24. Nd6+ 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Podgaets, Mikhail"]
[Result "1/2-1/2"]
[ECO "B18"]
[BlackElo "2450"]
[PlyCount "50"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Qc7 8. 0-0 Ngf6 9. Re1 e6 10. Ne5 Nxe5 11. dxe5 Nd5 12. Bxg6 hxg6 13. Qe2 0-0-0 14. Bg5 Be7 15. Bxe7 Nxe7 16. Rad1 Nf5 17. Nxf5 gxf5 18. g3 Qb6 19. b3 Qa5 20. c4 a6 21. Kg2 Kc7 22. h4 g6 23. Qb2 Rxd1 24. Rxd1 Rd8 25. Rxd8 Kxd8 1/2-1/2

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Sanakoev, Grigory Konstantino"]
[Result "1/2-1/2"]
[ECO "B99"]
[PlyCount "50"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 h6 11. Bh4 g5 12. fxg5 Ne5 13. Qe2 Nfg4 14. Nf3 hxg5 15. Bg3 Nxf3 16. gxf3 Ne5 17. f4 gxf4 18. Bxf4 Bd7 19. h4 Rxh4 20. Rxh4 Bxh4 21. Qh5 Bf6 22. Qh6 Ng4 23. Qh5 Ne5 24. Qh6 Ng4 25. Qh5 Ne5 1/2-1/2

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Seeliger, Wolfgang"]
[Result "0-1"]
[ECO "C09"]
[PlyCount "104"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nb3 Bd6 10. c3 0-0 11. Bg5 Bg4 12. Re1 Qc7 13. h3 Bh5 14. Be2 f6 15. Be3 Rfe8 16. Nfd4 Bxe2 17. Qxe2 Ng6 18. Nb5 Qd8 19. Nxd6 Qxd6 20. Rad1 Rad8 21. Qb5 b6 22. Nd4 Nxd4 23. Rxd4 Re4 24. Rd2 Qd7 25. Qxd7 Rxd7 26. f3 Rc4 27. Red1 Ne7 28. g4 Kf7 29. Kf2 b5 30. a3 a5 31. Bb6 a4 32. h4 h5 33. Rd4 hxg4 34. fxg4 Rb7 35. Ba5 Nc6 36. Rxc4 dxc4 37. Bb4 Ne5 38. Kg3 Nd3 39. Rd2 Rd7 40. h5 Rd5 41. Ba5 Rg5 42. Bd8 Ke8 43. h6 gxh6 44. Bxf6 Rg6 45. Re2+ Kd7 46. Bh4 Kd6 47. Be7+ Kd5 48. Kh4 Nf4 49. Rd2+ Ke4 50. Kg3 Ke3 51. Rd8 Ne2+ 52. Kh4 Kf3 0-1

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Sorensen, Henrik"]
[Result "1/2-1/2"]
[ECO "B97"]
[PlyCount "64"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 b5 11. Rb3 Qc5 12. Bxf6 gxf6 13. Ncxb5 axb5 14. Bxb5+ Ke7 15. fxe6 fxe6 16. 0-0 Bg7 17. Rc3 Qa7 18. Rg3 Kf8 19. Kh1 Qe7 20. Qg5 h6 21. Qh5 Nd7 22. Nc6 Qf7 23. Qd1 Kg8 24. Qxd6 Kh7 25. e5 f5 26. Bc4 Qf8 27. Bxe6 Nxe5 28. Ne7 Bxe6 29. Qxe6 f4 30. Rxg7+ Qxg7 31. Nf5 Qg6 32. Qxe5 Rhf8 1/2-1/2

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Svenningsson, Joergen Vincent"]
[Result "1/2-1/2"]
[ECO "C09"]
[PlyCount "98"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nb3 Bd6 10. c3 Bg4 11. Bg5 0-0 12. Re1 Qc7 13. h3 Bh5 14. Be2 Bg6 15. Nfd4 Rfe8 16. Nb5 Qb8 17. Nxd6 Qxd6 18. Qd2 f6 19. Bf4 Ne5 20. Rad1 Bf7 21. Nd4 a6 22. Bg4 Rad8 23. Bg3 N7c6 24. b3 Qc5 25. Be2 Qa5 26. Kf1 Bg6 27. Nxc6 bxc6 28. c4 Qxd2 29. Rxd2 d4 30. f4 d3 31. Bd1 Nd7 32. Bf3 Rxe1+ 33. Kxe1 Nc5 34. Bxc6 Ne4 35. Bxe4 Bxe4 36. Rf2 Kf7 37. Kd2 f5 38. Bh4 Rd7 39. g4 g6 40. Rh2 Ke6 41. Bf2 fxg4 42. hxg4 Bf3 43. f5+ Kf6 44. fxg6 hxg6 45. Rh3 Bxg4 46. Rxd3 Rxd3+ 47. Kxd3 Ke6 48. Kc3 Kd6 49. a4 Bd1 1/2-1/2

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Zaichik, Gennadi"]
[Result "1-0"]
[ECO "B80"]
[PlyCount "125"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 Nc6 7. Bg2 Bd7 8. 0-0 e6 9. b3 Qc7 10. Bb2 Be7 11. Nce2 e5 12. Nxc6 Bxc6 13. Qd3 b5 14. c4 Qb7 15. Nc3 bxc4 16. Qxc4 0-0 17. Rfd1 Rfc8 18. Qe2 Qb4 19. Rac1 Bb7 20. f3 h5 21. h4 Bf8 22. Qd2 Rc5 23. Bf1 d5 24. exd5 Nxd5 25. Nxd5 Qxd2 26. Rxd2 Bxd5 27. Rxc5 Bxc5+ 28. Kg2 Rd8 29. Bd3 Bb4 30. Rd1 Re8 31. Bxa6 Bc6 32. Rc1 Re6 33. Be2 Rd6 34. Rd1 Re6 35. Bd3 Rf6 36. Be4 Bxe4 37. fxe4 Rc6 38. Rc1 Rd6 39. Rc2 f6 40. a3 Be1 41. Re2 Rd3 42. Rxe1 Rd2+ 43. Kh3 Rxb2 44. Re3 g5 45. g4 hxg4+ 46. Kxg4 gxh4 47. Kxh4 Kf7 48. Kg4 Rg2+ 49. Kf3 Rb2 50. Rc3 Kg6 51. a4 Kg5 52. a5 Ra2 53. Rc5 Ra3 54. Rb5 Ra2 55. Ke3 Kg4 56. Kd3 Kf3 57. Rb6 f5 58. exf5 e4+ 59. Kd4 Rxa5 60. Re6 Ra8 61. f6 Rd8+ 62. Ke5 Rf8 63. Re7 1-0

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Govbinder, Mikhail Yudovich"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "A16"]
[PlyCount "32"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Nd7 8. Bc4 Nc5 9. Re1 Be6 10. Bxe6 Nxe6 11. Kc2 Bg7 12. Ng5 Nxg5 13. Bxg5 h6 14. Be3 0-0-0 15. Rad1 b6 16. b4 c6 1/2-1/2

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Gufeld, Eduard"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "C73"]
[WhiteElo "2525"]
[PlyCount "44"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. Be3 Ne7 8. Nc3 Ng6 9. Qd3 Bd7 10. 0-0-0 Qb8 11. h4 h5 12. dxe5 fxe5 13. Ng5 Be7 14. g3 Rf8 15. f4 exf4 16. gxf4 Bg4 17. Ne2 c5 18. c4 Qb7 19. Rd2 0-0-0 20. f5 Ne5 21. Qc2 Bxg5 22. Bxg5 Rde8 1/2-1/2

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Gurgenidze, Bukhuti"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2510"]
[PlyCount "103"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. Bxc6 dxc6 7. b3 Nd7 8. Bb2 f6 9. d4 exd4 10. Bxd4 Nc5 11. Nbd2 Ne6 12. Be3 0-0 13. Rd1 Qe8 14. Nh4 g6 15. g3 Ng7 16. Ng2 Bd7 17. 0-0 Rd8 18. Rfe1 Qf7 19. Nf4 Bc8 20. Nc4 Ne6 21. Rxd8 Rxd8 22. Rd1 b6 23. Nxe6 Rxd1+ 24. Qxd1 Qxe6 25. Qd3 Qd7 26. Qxd7 Bxd7 27. Bf4 Bd8 28. f3 Kf7 29. g4 Be6 30. Ne3 Ke8 31. Bg3 Kd7 32. f4 Bf7 33. f5 Be7 34. Kg2 Bc5 35. fxg6 hxg6 36. Nc4 Bd4 37. h4 b5 38. Nd2 Bc3 39. Nf1 c5 40. Ne3 Bd4 41. Nd5 c6 42. Nc7 Kc8 43. Nxa6 Kb7 44. c3 Kxa6 45. cxd4 cxd4 46. Bd6 d3 47. Kf3 Be6 48. g5 fxg5 49. hxg5 Kb6 50. Ke3 c5 51. Kxd3 Kc6 52. Bf8 1/2-1/2

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Kalish, John Peter"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "B80"]
[PlyCount "81"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 a6 7. Bg2 Qc7 8. 0-0 Bd7 9. Nce2 Nc6 10. h3 b5 11. g4 e5 12. Nf5 Be6 13. a4 b4 14. f4 Rd8 15. Ne3 exf4 16. Nxf4 Ne5 17. g5 Nfd7 18. Ned5 Qb7 19. Qh5 g6 20. Qe2 Bg7 21. Qxa6 Qxa6 22. Nc7+ Ke7 23. Nxa6 Bc4 24. Nd5+ Kf8 25. Naxb4 Bxf1 26. Kxf1 Nc4 27. Ra2 Ra8 28. b3 Na5 29. Nc7 Rc8 30. Nbd5 Nb6 31. Nxb6 Rxc7 32. Bd2 Nc6 33. a5 Be5 34. Nd5 Rc8 35. a6 Kg7 36. c3 Na7 37. Ke2 Rc6 38. Kd3 Ra8 39. b4 Rac8 40. Bf3 Nb5 41. Bg4 1-0

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Kauranen, Risto K"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "B81"]
[PlyCount "39"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 a6 7. g5 Nfd7 8. h4 b5 9. a3 Nb6 10. Be3 N8d7 11. h5 Bb7 12. Rh3 Ne5 13. g6 Nbc4 14. Bxc4 Nxc4 15. gxf7+ Kxf7 16. Qg4 Qe7 17. Bg5 Qd7 18. Nd5 Ra7 19. Rf3+ Ke8 20. Nc7+ 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Lerner, Konstantin Z"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2445"]
[PlyCount "49"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qf5 10. cxd4 Bb4+ 11. Bd2 Qa5 12. Bd3 Nc6 13. Rb1 Bxd2+ 14. Qxd2 Qxd2+ 15. Kxd2 Ke7 16. Be4 Rd8 17. Kc3 Rd7 18. Bxh7 g6 19. h4 Kf6 20. h5 Kg7 21. hxg6 fxg6 22. Rb5 Rf7 23. Rg5 Rf6 24. Ne5 Ne7 25. Rh3 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Lutikov, Anatoly S"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "2540"]
[PlyCount "73"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Nc5 10. c3 Bg4 11. Bc2 d4 12. h3 Bh5 13. Nb3 Qd5 14. cxd4 Ne6 15. Be3 Rd8 16. Bf5 Nexd4 17. Nbxd4 Nxd4 18. Qxd4 Bxf3 19. Qf4 Bh5 20. Be4 Qe6 21. Rfc1 c5 22. Bxc5 Bxc5 23. Rxc5 0-0 24. Rc6 Qd7 25. Rd6 Qa7 26. Rc1 Bg6 27. Bf3 Rc8 28. h4 Rxc1+ 29. Qxc1 Bf5 30. Bd5 Qe7 31. Qf4 Be6 32. Bxe6 fxe6 33. Qg4 Rf5 34. Qd4 a5 35. g3 h5 36. b4 axb4 37. Rd7 1-0

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Muhana, Julio Alberto"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A02"]
[PlyCount "57"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 g5 5. g3 g4 6. Nh4 Ne7 7. e4 f5 8. exf5 Nxf5 9. Qe2+ Kf7 10. Qf2 Qf6 11. Bc4+ Kg7 12. 0-0 Rf8 13. Nxf5+ Bxf5 14. d4 Nc6 15. c3 Qg6 16. Bf4 Bxf4 17. gxf4 Rf6 18. Nd2 Bd3 19. Bxd3 Qxd3 20. Rae1 Raf8 21. Ne4 Rxf4 22. Qxf4 Rxf4 23. Rxf4 h5 24. Ng3 Qd2 25. Re2 Qc1+ 26. Rf1 Qg5 27. Nf5+ Kg8 28. d5 Na5 29. Re6 1-0

[Event "EU-chT1 fin 02 corr"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Nyman, Sture Valentin"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "C74"]
[PlyCount "50"]
[EventDate "1978.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. d4 e4 8. Ng5 d5 9. f3 h6 10. fxe4 hxg5 11. exf5 Bd6 12. Qf3 g4 13. Qxg4 Nf6 14. Qxg7 Rg8 15. Qh6 Rxg2 16. Bd1 Qe7+ 17. Kf1 0-0-0 18. Kxg2 Rg8+ 19. Bg5 Qe3 20. h4 Qg3+ 21. Kf1 Re8 22. Bd2 Ng4 23. Bxg4 Qxg4 24. Qe6+ Rxe6 25. fxe6 Bg3 0-1

[Event "W-ch10 corr7884"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Richardson, Keith B"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "C82"]
[PlyCount "75"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCategory "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Nbd2 0-0 11. Bc2 Nxf2 12. Rxf2 f6 13. exf6 Bxf2+ 14. Kxf2 Qxf6 15. Nf1 Ne5 16. Be3 Nxf3 17. gxf3 Qh4+ 18. Kg1 c6 19. Bc5 Rf7 20. Qe2 Bd7 21. Re1 Rxf3 22. Qxf3 Qxe1 23. Qh5 h6 24. Qg6 Qe6 25. Qh7+ Kf7 26. Ne3 Qf6 27. h4 Rg8 28. Ng2 Be6 29. Nf4 Ke8 30. Nxe6 Qxe6 31. Qg6+ Qxg6+ 32. Bxg6+ Kd7 33. h5 Ke6 34. Kf2 Rb8 35. b4 Ra8 36. Ke3 a5 37. a3 axb4 38. axb4 1-0

[Event "Karseladze Memorial"]
[Site "Kutaisi"]
[Date "1978.??.??"]
[Round "?"]
[White "Sturua, Zurab"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2395"]
[PlyCount "49"]
[EventDate "1978.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "6"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. 0-0 c5 5. d3 Nc6 6. Nbd2 Bg7 7. e4 0-0 8. Re1 Bg4 9. exd5 Nxd5 10. h3 Bc8 11. c3 b6 12. Nc4 Bb7 13. a4 Qc7 14. Qb3 Rfd8 15. a5 Ba6 16. Ng5 e6 17. Rxe6 fxe6 18. Nxe6 Qd7 19. Nxd8 Rxd8 20. axb6 Bxc4 21. Qxc4 axb6 22. Bg5 Ne5 23. Qa2 c4 24. Bxd8 Qxd8 25. Qa8 1-0

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.18"]
[Round "13"]
[White "Estrin, Yakov Borisovich"]
[Black "Vatnikov, Josif E"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "37"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 Be6 11. Qf3 Be7 12. Rae1 h6 13. Bxh6 gxh6 14. Rxe6 fxe6 15. Qg3+ Kh8 16. Qg6 Qe8 17. Qxh6+ Kg8 18. Qg5+ Kh8 19. Qh6+ 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.15"]
[Round "12"]
[White "Neckar, Lubomir"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "2355"]
[PlyCount "98"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. 0-0 c5 7. d4 0-0 8. dxc5 Na6 9. Ng5 Ndb4 10. Nc3 Nxc5 11. Be3 Nca6 12. Rc1 h6 13. Nf3 Nc6 14. Qa4 Qa5 15. Qxa5 Nxa5 16. b3 Nc6 17. Rfd1 e5 18. Nd2 f5 19. Nc4 f4 20. Bd2 Nd4 21. Nd6 f3 22. Bxf3 Nxf3+ 23. exf3 Rxf3 24. Nxc8 Rxc8 25. Nb5 Rxc1 26. Rxc1 Bf8 27. Rc8 Kf7 28. Be3 Ke6 29. Kg2 Rf7 30. Bxa7 Nb4 31. a4 Nc6 32. Bb6 Bb4 33. Rc7 Rxc7 34. Nxc7+ Kd6 35. Kf3 Na5 36. Nb5+ Kd5 37. Bxa5 Bxa5 38. Ke2 e4 39. Kd1 Kc5 40. h3 h5 41. g4 hxg4 42. hxg4 Kd5 43. Ke2 Ke5 44. Na3 Kd4 45. Nb5+ Ke5 46. f3 Bb4 47. fxe4 Kxe4 48. Nc7 Kd4 49. Nb5+ Ke4 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.14"]
[Round "11"]
[White "Szilagyi, Gyorgy"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2370"]
[PlyCount "54"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. dxc3 Qxd1+ 8. Kxd1 0-0 9. Nd2 c6 10. Kc2 Nd7 11. b3 f5 12. e3 Nf6 13. Bb2 e5 14. f4 Be6 15. c4 Rad8 16. Rae1 Ng4 17. Re2 Rfe8 18. Bf3 h5 19. h3 Nh6 20. Rd1 Nf7 21. Ree1 Rd7 22. Be2 Red8 23. Nf3 Rxd1 24. Rxd1 Rxd1 25. Bxd1 exf4 26. exf4 Bxb2 27. Kxb2 c5 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.12"]
[Round "10"]
[White "Estrin, Yakov Borisovich"]
[Black "Knaak, Rainer"]
[Result "0-1"]
[ECO "B81"]
[BlackElo "2500"]
[PlyCount "94"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 a6 7. g5 Nfd7 8. h4 b5 9. a3 Bb7 10. Bg2 Qc7 11. f4 Nc6 12. Nxc6 Bxc6 13. Qe2 Be7 14. h5 Qb7 15. 0-0 0-0-0 16. Na2 Nc5 17. Re1 d5 18. exd5 Bxd5 19. Nb4 Bxg2 20. Qxg2 Qxg2+ 21. Kxg2 Kb7 22. Be3 Na4 23. Nd3 Rd5 24. b3 Nc3 25. Kf3 Rc8 26. Bd2 Bd6 27. g6 hxg6 28. hxg6 f5 29. Bxc3 Rxc3 30. Ra2 e5 31. fxe5 Rxe5 32. Rh1 Re6 33. Rh5 Rf6 34. Ke2 f4 35. Kd2 Rc8 36. Rg5 Rh8 37. Ra1 Rh2+ 38. Kc3 Be7 39. Nc5+ Kb6 40. b4 Rc6 41. Rf5 Bxc5 42. bxc5+ Rxc5+ 43. Rxc5 Kxc5 44. Re1 Rh3+ 45. Kd2 Re3 46. Rf1 Rxa3 47. Rxf4 Rg3 0-1

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.11"]
[Round "9"]
[White "Makarichev, Sergey"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2515"]
[PlyCount "33"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 0-0 12. Bd3 Nc6 13. 0-0 Rd8 14. Rfd1 b6 15. Be4 Bb7 16. Qe3 Rac8 17. Rac1 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.08"]
[Round "8"]
[White "Estrin, Yakov Borisovich"]
[Black "Peev, Peicho Chonev"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "2460"]
[PlyCount "99"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 c6 5. h3 Bg7 6. Bd3 Qc7 7. 0-0 Nbd7 8. Re1 e5 9. Be3 0-0 10. a4 a5 11. Qd2 Re8 12. Bh6 Nf8 13. Bxg7 Kxg7 14. Bf1 Ne6 15. g3 h6 16. Bg2 Bd7 17. Rad1 Rad8 18. Qd3 Qb8 19. dxe5 dxe5 20. Qc4 b5 21. axb5 cxb5 22. Qa2 a4 23. Nd5 Bc6 24. Nh2 Bxd5 25. exd5 Nd4 26. c3 Nf5 27. Ng4 Nxg4 28. hxg4 Nd6 29. Qa3 Qb6 30. Qb4 Rc8 31. Bf1 Qc5 32. Qxc5 Rxc5 33. Kg2 e4 34. Rd4 Ra8 35. Ra1 Kf6 36. Be2 Ke5 37. f4+ exf3+ 38. Bxf3 Kf6 39. Rf4+ Kg7 40. Rb4 a3 41. Rxa3 Rxa3 42. bxa3 Rxc3 43. a4 Rc2+ 44. Kg1 bxa4 45. Rxa4 Kf6 46. Ra6 Ke5 47. Ra7 Rb2 48. Re7+ Kf6 49. Rd7 Nc4 50. g5+ 0-1

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.07"]
[Round "7"]
[White "Ivanovic, Bozidar"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "C71"]
[WhiteElo "2440"]
[PlyCount "82"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4 Bd7 6. Nc3 g6 7. d4 exd4 8. Nxd4 Bg7 9. Be3 Nge7 10. 0-0 0-0 11. Rc1 Nxd4 12. Bxd7 c5 13. Bh3 Nec6 14. f4 f5 15. g3 b5 16. exf5 gxf5 17. Bg2 Qb6 18. Nd5 Qa5 19. a3 bxc4 20. Rxc4 Kh8 21. Rf2 Ra7 22. Bf1 Ne7 23. b4 Qxa3 24. bxc5 dxc5 25. Ra4 Qxa4 26. Qxa4 Nxd5 27. Bd2 Nf6 28. Ba5 Ng4 29. Bb6 Rb7 30. Bxc5 Rd8 31. Qxa6 Rbb8 32. Ra2 Ne3 33. Bd3 Nd5 34. Ra4 Nb3 35. Bf2 Nb4 36. Rxb4 Rxb4 37. Bxf5 Nd4 38. Qa5 Rdb8 39. Bd3 Rb3 40. Qc7 R3b7 41. Qd6 Nb3 1-0

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.06"]
[Round "6"]
[White "Estrin, Yakov Borisovich"]
[Black "Kholmov, Ratmir D"]
[Result "1/2-1/2"]
[ECO "C43"]
[BlackElo "2555"]
[PlyCount "30"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nf6 6. 0-0 Bd6 7. Bg5 h6 8. Bh4 0-0 9. f4 c5 10. dxc5 Bxc5+ 11. Kh1 Nc6 12. Nd2 Be7 13. Ndf3 Ng4 14. Bxe7 Qxe7 15. Nxg4 Bxg4 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.05"]
[Round "5"]
[White "Chaplinsky, Edgar"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2375"]
[PlyCount "91"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. c3 Qb6 5. Qd2 Be7 6. e3 0-0 7. Ne2 Re8 8. Nf4 cxd4 9. cxd4 Bb4 10. Nc3 Qd6 11. Be2 b6 12. Bf3 Nc6 13. 0-0 Ba6 14. Rfc1 Rac8 15. a3 Bxc3 16. Rxc3 Na5 17. Rac1 Rxc3 18. Qxc3 g6 19. Qb4 Qxb4 20. axb4 Nb3 21. Rd1 Rd8 22. Nd5 Kg7 23. Nc3 Bc4 24. g4 a5 25. b5 f5 26. gxf5 gxf5 27. Kg2 Re8 28. Kg3 Re6 29. Bd5 Bxd5 30. Nxd5 Rd6 31. Nc3 Rh6 32. Na4 f4+ 33. Kxf4 Rxh2 34. Kf3 Rh5 35. Nxb6 Rxb5 36. Rg1+ Kf6 37. Nxd7+ Ke6 38. Ne5 Nd2+ 39. Ke2 Rxb2 40. Kd3 f6 41. Nc6 Nf3 42. Ra1 Rxf2 43. e4 Ng5 44. d5+ Kd6 45. Nxa5 f5 46. Nc4+ 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.03"]
[Round "4"]
[White "Estrin, Yakov Borisovich"]
[Black "Borisov, Venjamin"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "67"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nc6 5. Be3 Nf6 6. Be2 0-0 7. d5 Nb4 8. a3 Na6 9. g4 e6 10. dxe6 fxe6 11. g5 Ne8 12. Qd2 c6 13. h4 d5 14. e5 Rf7 15. Ne4 Bf8 16. h5 Qc7 17. hxg6 hxg6 18. Nf6+ Nxf6 19. gxf6 Rh7 20. Rxh7 Qxh7 21. 0-0-0 Nc5 22. Bxc5 Bxc5 23. Nf3 Qh3 24. Qc3 Bb6 25. Qb4 Qh7 26. Ng5 c5 27. Qb5 Bd7 28. Qd3 c4 29. Qf3 Qh5 30. Rh1 Be3+ 31. Kd1 Qxf3 32. Bxf3 Rc8 33. Rh7 Bxf4 34. Rg7+ 1-0

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.05.02"]
[Round "3"]
[White "Bednarski, Jacek B"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2400"]
[PlyCount "53"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 0-0 14. Nxh7 Kxh7 15. Qh5+ Kg8 16. Rh4 f5 17. Qh7+ Kf7 18. Rh6 Rg8 19. Re1 Qf8 20. Bb5 Rh8 21. Qxh8 gxh6 22. Qh7+ Kf6 23. Rxe7 Qxe7 24. Qxh6+ Ke5 25. Qe3+ Kf6 26. Qh6+ Kf7 27. Qh7+ 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.04.30"]
[Round "2"]
[White "Estrin, Yakov Borisovich"]
[Black "Lanc, Alois"]
[Result "1/2-1/2"]
[ECO "B64"]
[BlackElo "2350"]
[PlyCount "78"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f4 h6 10. Bh4 d5 11. e5 Nd7 12. Bxe7 Qxe7 13. h4 a6 14. g4 Nxd4 15. Qxd4 Qc5 16. Qxc5 Nxc5 17. g5 h5 18. Be2 g6 19. Bf3 Bd7 20. Ne2 Rac8 21. Nd4 Rc7 22. b3 b5 23. a3 Rfc8 24. Kb2 Kf8 25. Rhe1 Ke7 26. Re3 Rh8 27. Be2 Rb8 28. Bd3 Bc6 29. c3 Nxd3+ 30. Rdxd3 a5 31. Nc2 Bd7 32. Rd4 Rcb7 33. Ne1 Rc7 34. b4 axb4 35. Rxb4 Rc4 36. Nc2 Rbc8 37. Nd4 R4c5 38. Rd3 Ra8 39. Rd1 Kd8 1/2-1/2

[Event "Balashiha"]
[Site "Balashiha"]
[Date "1977.04.29"]
[Round "1"]
[White "Kirov, Nino"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2435"]
[PlyCount "74"]
[EventDate "1977.04.29"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "URS"]
[EventCategory "7"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. c4 Bg7 5. cxd5 Nxd5 6. Nc3 Nxc3 7. bxc3 c5 8. 0-0 0-0 9. Qa4 Qc7 10. d4 cxd4 11. cxd4 Bd7 12. Qa3 Bc6 13. Bf4 Qd8 14. Rfd1 Bd5 15. Qd3 Qa5 16. e4 Bc6 17. Rab1 a6 18. Be5 Bb5 19. Qb3 Nd7 20. Bxg7 Kxg7 21. Rdc1 Rac8 22. h4 Nf6 23. Ne5 e6 24. d5 exd5 25. exd5 Rxc1+ 26. Rxc1 Qd2 27. Qc3 Qxc3 28. Rxc3 Ne8 29. Bh3 Nd6 30. Rc7 Rd8 31. f4 Be8 32. Kf2 Kf8 33. Ke3 h5 34. Nd3 Bb5 35. Ne5 Be8 36. Nd3 Bb5 37. Ne5 Be8 1/2-1/2

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Andreev, Dobrotich"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A18"]
[PlyCount "55"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qf5 10. cxd4 Bb4+ 11. Bd2 Qa5 12. Bd3 Nc6 13. Rb1 0-0 14. Rxb4 Nxb4 15. 0-0 Qa3 16. Bxh7+ Kxh7 17. Ng5+ Kg6 18. Qg4 f5 19. Qh4 Bd7 20. Qh7+ Kf6 21. Bf4 Nc6 22. Be5+ Ke7 23. Bxg7 Kd8 24. d5 Re8 25. dxc6 Bxc6 26. Rd1+ Kc8 27. Be5 Qe7 28. Nf7 1-0

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Arnlind, Eric Alfons"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "114"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. Qh5 Be6 12. Rd1 Ne7 13. Ne3 Qa5+ 14. c3 Rd8 15. Be2 d5 16. exd5 Nxd5 17. Nf5 Bxf5 18. Qxf5 Ne7 19. Rxd8+ Qxd8 20. Qf3 0-0 21. Qb7 Qd6 22. 0-0 Rb8 23. Qa7 Rd8 24. f4 Nc8 25. Qf2 Qb6 26. Rd1 Rxd1+ 27. Bxd1 Bf8 28. Qxb6 Nxb6 29. Nc2 Na4 30. fxe5 fxe5 31. Bf3 Nxb2 32. Bb7 a5 33. Ba6 Na4 34. Bxb5 Nxc3 35. Bc4 Bc5+ 36. Kf1 Kg7 37. Ke1 f5 38. Kd2 Ne4+ 39. Kd3 Nd6 40. Bd5 Kf6 41. Na1 Bg1 42. h3 e4+ 43. Ke2 Ke5 44. Bg8 h6 45. Nb3 Bb6 46. a4 f4 47. Kd2 Nf5 48. Ke2 Ng3+ 49. Kd1 f3 50. gxf3 exf3 51. Nd2 f2 52. Bc4 Kf4 53. Nf1 Nxf1 54. Bxf1 Kf3 55. Kd2 h5 56. h4 Bd8 57. Bd3 Bxh4 0-1

[Event "JUG-URS corr"]
[Site "Yugoslavia"]
[Date "1977.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Letic, Stevan"]
[Result "1-0"]
[ECO "B28"]
[PlyCount "67"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "YUG"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 dxc6 7. 0-0 e5 8. f4 Bc5+ 9. Kh1 Ng4 10. Qe1 Qd4 11. h3 Nf2+ 12. Kh2 Nxd3 13. cxd3 Qxd3 14. f5 Qd6 15. Nd2 b5 16. Nb3 Bb7 17. Qg3 0-0-0 18. Nxc5 Qxc5 19. Be3 Qc2 20. Bb6 Rde8 21. Rfe1 Qxb2 22. a4 g6 23. axb5 Qxb5 24. Rab1 Qa4 25. Qd3 c5 26. Bxc5 Rd8 27. Bd6 Bc6 28. Rb8+ Kd7 29. Bxe5+ Ke7 30. Rxd8 Rxd8 31. Bf6+ Kxf6 32. Qxd8+ Kg7 33. f6+ Kh6 34. Re2 1-0

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Muir, Walter Gabriel"]
[Result "1/2-1/2"]
[ECO "C57"]
[PlyCount "69"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bf1 Nd4 7. c3 Nxd5 8. Ne4 Ne6 9. Bxb5+ Bd7 10. Bxd7+ Qxd7 11. 0-0 f5 12. Ng3 g6 13. d4 exd4 14. cxd4 Bg7 15. Ne2 Rd8 16. Nbc3 0-0 17. Qb3 Kh8 18. Rd1 f4 19. Nxd5 Qxd5 20. Bd2 f3 21. Qxd5 Rxd5 22. gxf3 c5 23. Nc3 Rxd4 24. Be3 Rb4 25. Rab1 Bd4 26. Nd5 Rb7 27. Kg2 Rf5 28. Nc3 Rbf7 29. Rd3 Kg8 30. Rbd1 Rxf3 31. Ne4 g5 32. h3 h5 33. R1d2 g4 34. hxg4 hxg4 35. Nd6 1/2-1/2

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Mulder van Leens Dijkstra, Kornelis Dirk"]
[Result "0-1"]
[ECO "C06"]
[PlyCount "108"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 Nc6 7. Bd3 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qa4 Qb4 13. Qc2 Nc5 14. Bd2 Qa4 15. b3 Qd7 16. Be2 Be7 17. Be3 b6 18. b4 Qa4 19. Qb2 Ne4 20. a3 Ba6 21. Bxa6 Qxa6 22. Nd4 Rc8 23. Nc6 Kd7 24. a4 Qd3 25. Nxe7 Rc2 26. Qd4 Qxd4 27. Bxd4 Nd2 28. a5 b5 29. Bxa7 Nxf1 30. Nxd5 exd5 31. Kxf1 Ra8 32. Bc5 Ra6 33. f4 g6 34. h3 h5 35. Kg1 h4 36. Rf1 Ke6 37. Rf3 Rc4 38. g4 hxg3 39. Kg2 d4 40. Kxg3 Kd5 41. Kg4 Rxc5 42. bxc5 Rxa5 43. f5 Kxe5 44. Kg5 Kd5 45. fxg6 fxg6 46. Kxg6 Kxc5 47. h4 Kc4 48. Rf8 b4 49. h5 b3 50. Rc8+ Rc5 51. Rb8 Rb5 52. Rc8+ Kb4 53. Rd8 Kc3 54. Rc8+ Kd2 0-1

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Haag, Ervin"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "C82"]
[PlyCount "79"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Nbd2 0-0 11. Bc2 f5 12. Nb3 Bb6 13. Nfd4 Nxd4 14. Nxd4 Bxd4 15. Qxd4 c5 16. Qd1 f4 17. f3 Ng5 18. a4 bxa4 19. Rxa4 c4 20. b3 Qb6+ 21. Kh1 Rad8 22. Qd4 Qxd4 23. cxd4 Bd7 24. Rb4 cxb3 25. Bxb3 Bb5 26. Rd1 Ne6 27. Ba3 Rf7 28. Ba2 Rc7 29. Rb2 Bc4 30. Bb1 Bb5 31. h4 g6 32. Ba2 Bc4 33. Rb6 Kf7 34. Bb1 Rdd7 35. h5 gxh5 36. Bf5 Re7 37. Bxe7 Rxe7 38. Bxe6+ Rxe6 39. Rxe6 Kxe6 40. Kh2 1-0

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Richardson, Keith B"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "C72"]
[PlyCount "49"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c4 g6 7. d4 exd4 8. Nxd4 Bg7 9. Nxc6 bxc6 10. c5 d5 11. exd5 cxd5 12. Re1+ Ne7 13. Bg5 f6 14. c6 Bf5 15. Be3 Kf7 16. Bc5 Re8 17. Nc3 Be6 18. Ne2 f5 19. Nf4 Ng8 20. Qe2 Qf6 21. Bb3 Rad8 22. Bd4 Qxd4 23. Nxe6 Rxe6 24. Qxe6+ Kf8 25. Rad1 1-0

[Event "corr"]
[Site "corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Shedchikov"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "52"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 Nxc3 7. bxc3 c5 8. Rb1 0-0 9. 0-0 Qc7 10. Qa4 b6 11. Qh4 Nc6 12. d4 cxd4 13. cxd4 Bb7 14. Bf4 Qd7 15. Rfd1 Na5 16. d5 Qa4 17. e4 Rfe8 18. e5 Qxa2 19. Ng5 h6 20. Ne4 Kh7 21. g4 Nc4 22. Bxh6 Bxh6 23. g5 Nxe5 24. Qxh6+ Kg8 25. Nf6+ exf6 26. gxf6 Qxf2+ 0-1

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Thiele, Erich"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]
[ECO "B83"]
[PlyCount "116"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. 0-0 Nc6 8. Be3 Bd7 9. f4 Qc7 10. Ndb5 Qb8 11. e5 dxe5 12. fxe5 Nxe5 13. Bf4 Bc6 14. Qe1 Nfd7 15. Rd1 a6 16. Bh5 0-0 17. Rxd7 Bc5+ 18. Kh1 f6 19. Bf7+ Rxf7 20. Rxf7 axb5 21. Bxe5 Qxe5 22. Qxe5 fxe5 23. a3 Rd8 24. b4 Bd4 25. Ne2 Be3 26. h4 h5 27. Ng1 Rd4 28. Rf8+ Kh7 29. Nf3 Rg4 30. Re1 Bf4 31. Nxe5 Bxg2+ 32. Kg1 Bxe5 33. Rxe5 Bd5+ 34. Kf2 Rxh4 35. Ke3 g6 36. c3 Rg4 37. Kf2 h4 38. Rxd5 exd5 39. Rf7+ Kh6 40. Rxb7 h3 41. Rxb5 Rg2+ 42. Kf3 g5 43. Rb6+ Kh5 44. Rb8 g4+ 45. Kf4 Rf2+ 46. Kg3 Rf3+ 47. Kh2 Kg5 48. Rg8+ Kf4 49. Rf8+ Ke3 50. Re8+ Kf2 51. Rg8 g3+ 52. Kxh3 Rxc3 53. a4 d4 54. b5 d3 55. Rf8+ Kg1 56. Kg4 g2 57. Kf3 d2+ 58. Ke2 Rd3 0-1

[Event "olm8 fin B1 corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Weiner, Milan"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "49"]
[EventDate "1977.03.01"]
[EventType "team (corr)"]
[EventRounds "12"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 d6 5. exd6 Qxd6 6. Nf3 cxd4 7. Na3 a6 8. Nxd4 e6 9. Be2 Bd7 10. 0-0 Nc6 11. Re1 Be7 12. Nc4 Qc7 13. Nxc6 Bxc6 14. Bf3 Rd8 15. Ne5 Nb4 16. Qe2 Bxf3 17. Qxf3 Bd6 18. Bg5 Rb8 19. cxb4 Bxe5 20. Rac1 Qd6 21. Rcd1 Bxh2+ 22. Kh1 Qxb4 23. Kxh2 Qxb2 24. Bf4 Rc8 25. Be5 1-0

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "10"]
[White "Bielczyk, Jacek"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "B83"]
[WhiteElo "2375"]
[PlyCount "31"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. 0-0 Nc6 8. Be3 Bd7 9. f4 Qc7 10. Qe1 0-0 11. Kh1 Nxd4 12. Bxd4 Bc6 13. Qg3 Rad8 14. Rae1 b6 15. a3 Rd7 16. Bf3 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "7"]
[White "Estrin, Yakov Borisovich"]
[Black "Fichtl, Jiri"]
[Result "1/2-1/2"]
[ECO "C06"]
[BlackElo "2345"]
[PlyCount "58"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qb4 12. a3 Qxd2+ 13. Nxd2 Nb6 14. b4 Bd7 15. 0-0 Ke7 16. Rfc1 Rhc8 17. Nb3 a6 18. Nc5 Rab8 19. f4 h6 20. f5 Kf8 21. g4 Nd8 22. Kf2 Na4 23. Nxa4 Bxa4 24. Rc5 Bd7 25. Rac1 Rxc5 26. Rxc5 Rc8 27. Ke3 Rxc5 28. bxc5 Nc6 29. Nc3 Na5 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "11"]
[White "Estrin, Yakov Borisovich"]
[Black "Hazai, Laszlo"]
[Result "1/2-1/2"]
[ECO "B02"]
[BlackElo "2430"]
[PlyCount "26"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 Nc6 6. d3 Bf5 7. Nf3 e6 8. 0-0 Be7 9. Re1 0-0 10. Bf4 Na5 11. h3 Nxb3 12. axb3 Nd5 13. Nxd5 exd5 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "4"]
[White "Estrin, Yakov Borisovich"]
[Black "Horvath, Gyula"]
[Result "1/2-1/2"]
[ECO "B33"]
[BlackElo "2280"]
[PlyCount "46"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 bxa4 14. Rxa4 a5 15. b4 Be6 16. b5 Bxd5 17. Qxd5 Ne7 18. Qb3 d5 19. Be2 dxe4 20. 0-0 Qd5 21. Bc4 Qc5 22. Re1 Nc8 23. Rxe4 Nb6 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "9"]
[White "Estrin, Yakov Borisovich"]
[Black "Kadas, Gabor"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "54"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 c5 4. Nf3 e6 5. dxe6 Bxe6 6. d4 cxd4 7. Nxd4 Bb4+ 8. Nc3 0-0 9. Nxe6 Qxd1+ 10. Kxd1 fxe6 11. f3 Nc6 12. Be3 Rac8 13. Kc2 Bxc3 14. Kxc3 b5 15. b3 a5 16. Kb2 a4 17. Be2 bxc4 18. Bxc4 Nd5 19. Rhe1 Ne5 20. Rac1 Rxc4 21. bxc4 Nd3+ 22. Kc2 Nxe1+ 23. Rxe1 Nb4+ 24. Kc3 Nxa2+ 25. Kb2 Nb4 26. Kc3 Na2+ 27. Kb2 Nb4 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "2"]
[White "Estrin, Yakov Borisovich"]
[Black "Prandstetter, Eduard"]
[Result "1-0"]
[ECO "B91"]
[BlackElo "2365"]
[PlyCount "91"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 Nbd7 10. h3 b5 11. a3 Bb7 12. g4 Nc5 13. Ng3 g6 14. f4 Ne8 15. f5 Bh4 16. Kh2 Nf6 17. Qe2 d5 18. exd5 Qc7 19. Bh6 Rfe8 20. Nge4 Ncxe4 21. Bxe4 Nxe4 22. Qxe4 g5 23. f6 Qd6 24. Rf5 Bc8 25. Rxg5+ Bxg5 26. Bxg5 Bd7 27. Rf1 Rac8 28. Bh4 Rc4 29. Qe3 Kh8 30. Ne4 Rxc2+ 31. Rf2 Rxf2+ 32. Bxf2 Qf8 33. Qa7 Bxg4 34. hxg4 Qh6+ 35. Kg2 Qf4 36. Qe3 Qxg4+ 37. Bg3 Qd1 38. Nc3 Qc2+ 39. Qe2 Qg6 40. Ne4 h5 41. Kh2 Rc8 42. d6 Qf5 43. d7 Rg8 44. Qe3 Kh7 45. Nc5 Qxf6 46. Qxe5 1-0

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "1"]
[White "Paoli, Enrico"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2265"]
[PlyCount "49"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. exd5 exd5 5. d4 Bb4 6. Nf3 0-0 7. Be2 dxc4 8. 0-0 Nbd7 9. Bxc4 Nb6 10. Bb3 Bg4 11. h3 Bh5 12. a3 Be7 13. Re1 c6 14. Bf4 Re8 15. Re5 Bd6 16. Rxe8+ Nxe8 17. Bxd6 Qxd6 18. Qd3 Nf6 19. Ne4 Nxe4 20. Qxe4 Bg6 21. Qe2 Nd7 22. Re1 Rd8 23. Nh4 Rf8 24. Nxg6 hxg6 25. Qe4 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "5"]
[White "Petran, Pal"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2415"]
[PlyCount "92"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. cxd5 exd5 8. e3 c6 9. Rc1 0-0 10. Be2 Nd7 11. 0-0 Qe7 12. Qc2 Bd6 13. Na4 Nf6 14. Nc5 Ne4 15. b4 Bg4 16. Qb2 a6 17. a3 f5 18. Rc2 f4 19. exf4 Rxf4 20. Ne5 Bxe5 21. dxe5 Bxe2 22. Rxe2 Re8 23. Nd3 Rf7 24. Rfe1 Ng5 25. Qd4 Ne6 26. Qg4 Ref8 27. Re3 Rf5 28. Rg3 Rg5 29. Qh4 Rf7 30. Rxg5 Qxg5 31. Qxg5 hxg5 32. f3 b6 33. Rc1 Rc7 34. Kf2 c5 35. bxc5 bxc5 36. Rb1 c4 37. Rb6 cxd3 38. Rxe6 Rc2+ 39. Ke3 Rxg2 40. Kxd3 Ra2 41. Rxa6 Rxh2 42. Kd4 Rd2+ 43. Kc5 Kf7 44. Kd6 Re2 45. Ra7+ Kg6 46. Kxd5 Re3 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "3"]
[White "Sapi, Laszlo"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "E55"]
[PlyCount "31"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 0-0 7. 0-0 dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3 11. bxc3 Qc7 12. Qb3 Nb6 13. Be2 e5 14. Ra5 Be6 15. Qc2 Nbd7 16. Bb2 1/2-1/2

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "6"]
[White "Spiridonov, Nikola"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2490"]
[PlyCount "67"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 c6 5. Na3 a5 6. b5 0-0 7. e3 d5 8. Be2 dxc4 9. Bxc4 Ne4 10. Bxg7 Kxg7 11. Qc2 Nd6 12. Be2 Bg4 13. 0-0 cxb5 14. Nxb5 Nc6 15. Qb2+ Kg8 16. d4 Rb8 17. Rfc1 Nb4 18. Nxd6 Qxd6 19. a3 Bxf3 20. gxf3 Nc6 21. f4 Rbc8 22. Qb6 Kg7 23. Bf1 e6 24. Rc5 Qd7 25. Rb1 Rc7 26. Rbc1 Rfc8 27. Bg2 h5 28. h3 Kh7 29. Be4 Kg7 30. Kg2 Kg8 31. Bf3 Kg7 32. R1c4 Kg8 33. e4 Qd6 34. e5 1-0

[Event "Agard"]
[Site "Agard"]
[Date "1976.10.??"]
[Round "8"]
[White "Stoica, Valentin"]
[Black "Estrin, Yakov Borisovich"]
[Result "1/2-1/2"]
[ECO "C69"]
[WhiteElo "2315"]
[PlyCount "26"]
[EventDate "1976.10.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[EventCategory "5"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 exd4 7. Nxd4 c5 8. Nb3 Qxd1 9. Rxd1 Bd7 10. Bf4 0-0-0 11. Nc3 Be6 12. Rxd8+ Kxd8 13. Rd1+ Kc8 1/2-1/2

[Event "FRA-URS corr"]
[Site "France"]
[Date "1976.??.??"]
[Round "?"]
[White "Bergraser, Volf"]
[Black "Estrin, Yakov Borisovich"]
[Result "1-0"]
[ECO "D77"]
[PlyCount "57"]
[EventDate "1976.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "FRA"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d5 6. 0-0 dxc4 7. Na3 Nc6 8. Nxc4 Be6 9. b3 Bd5 10. Bb2 a5 11. Rc1 Qc8 12. Nce5 Rd8 13. Nxc6 Bxc6 14. Rxc6 bxc6 15. Ne5 c5 16. Bxa8 Qxa8 17. Qc1 cxd4 18. Nc6 Rd7 19. Nxd4 Qd5 20. Nc6 h5 21. Ne5 Rd8 22. Qxc7 Ne8 23. Qxe7 Bf6 24. e4 Bxe7 25. exd5 Rxd5 26. Re1 Bb4 27. Nxg6 fxg6 28. Rxe8+ Kf7 29. Re2 1-0

[Event "SWE-URS corr"]
[Site "Sweden"]
[Date "1976.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Bergdahl, Assar"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "43"]
[EventDate "1976.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "SWE"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 Nc6 7. Bd3 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qa4 Qb4 13. Qc2 Nc5 14. Bd2 Qa4 15. b3 Qd7 16. Be2 Be7 17. Be3 b6 18. b4 Na6 19. a3 Bb7 20. Nd4 0-0 21. Bb5 Qc7 22. Qe2 1-0

[Event "URS-CSR corr"]
[Site "USSR"]
[Date "1976.??.??"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Nun, Josef"]
[Result "1/2-1/2"]
[ECO "C57"]
[PlyCount "95"]
[EventDate "1976.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "URS"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Ke7 6. Bd5 Rf8 7. 0-0 d6 8. h3 Qe8 9. c3 Qg6 10. d4 Bb6 11. Be3 Nh5 12. Kh2 Nf4 13. Bxf4 Rxf4 14. Nf3 Qh5 15. Nfd2 Bg4 16. f3 Bxh3 17. gxh3 Rh4 18. Rh1 exd4 19. Bxc6 Rf8 20. e5 dxe5 21. Qf1 Rf6 22. Rg1 dxc3 23. Rxg7+ Kf8 24. Nxc3 Kxg7 25. Bd7 Rd6 26. Qg2+ Qg6 27. Bg4 h5 28. Nde4 hxg4 29. fxg4 Rd3 30. Ng3 Kh7 31. Nce4 Be3 32. Qe2 Qa6 33. Rf1 Bf4 34. Rxf4 exf4 35. Ng5+ Kh6 36. Nf7+ Kh7 37. Qe4+ Qg6 38. Ng5+ Kh6 39. Qxf4 Qxg5 40. Nf5+ Kg6 41. Nxh4+ Qxh4 42. Qf5+ Kh6 43. Qxd3 Qf2+ 44. Kh1 Qxb2 45. Qe3+ Kg7 46. h4 Qf6 47. g5 Qc6+ 48. Kh2 1/2-1/2

[Event "Europe-Echecs Festival"]
[Site "Strasbourg"]
[Date "1975.03.25"]
[Round "?"]
[White "Estrin, Yakov Borisovich"]
[Black "Soos, Bela"]
[Result "1-0"]
[ECO "B57"]
[PlyCount "47"]
[EventDate "1975.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 d6 7. Nxc6 bxc6 8. e5 Nd7 9. exd6 exd6 10. 0-0 Be7 11. Bh6 Nb6 12. Bb3 d5 13. Re1 Be6 14. a4 a5 15. Ne2 Bd6 16. Qd2 Kd7 17. Bf4 Qb8 18. Rad1 Nc8 19. Bxd6 Nxd6 20. Nd4 Re8 21. Nxc6 Qb7 22. Ne5+ Kc7 23. Re3 Ra6 24. Bxd5 1-0

