[Event "HUN-chT2 0102"]
[Site "Hungary"]
[Date "2002.03.24"]
[Round "9"]
[White "Kristof, Peter"]
[Black "Kertesz, Istvan"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2138"]
[BlackElo "2208"]
[PlyCount "20"]
[EventDate "2001.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 Nf6 4. e5 Nd5 5. Nf3 e6 6. g3 d6 7. exd6 Qxd6 8. Bg2 Nf6 9. 0-0 Be7 10. d4 0-0 1/2-1/2

[Event "HUN-chT3 0102"]
[Site "Hungary"]
[Date "2002.03.03"]
[Round "8.1"]
[White "Kertesz, Istvan"]
[Black "Szollosi, Laszlo Jr"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2208"]
[BlackElo "2205"]
[PlyCount "19"]
[EventDate "2001.09.30"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. e3 a6 5. cxd5 exd5 6. Bd3 c6 7. h3 Bd6 8. Nc3 0-0 9. 0-0 Re8 10. Qc2 1/2-1/2

[Event "HUN-chT3 0102"]
[Site "Hungary"]
[Date "2002.02.10"]
[Round "7.1"]
[White "Szamoskozi, Gabor"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2197"]
[BlackElo "2208"]
[PlyCount "95"]
[EventDate "2001.09.30"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. c3 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Nh6 8. a3 Bg4 9. Be2 Nf5 10. Be3 Nxe3 11. fxe3 Bh6 12. Qd3 0-0 13. 0-0 a6 14. Rad1 Bf5 15. Qd2 Na5 16. b4 Nc4 17. Bxc4 dxc4 18. Rfe1 f6 19. Qf2 Bg7 20. exf6 Rxf6 21. Qh4 h6 22. e4 g5 23. Qg3 Bh7 24. e5 Rf8 25. d5 Bd3 26. Nd4 Qb6 27. Qe3 Rf4 28. Nf3 Qxe3+ 29. Rxe3 Raf8 30. h3 b5 31. Kh2 Bg6 32. d6 exd6 33. Rxd6 Bh5 34. Nd5 R4f7 35. e6 Rc7 36. Ne5 Bxe5+ 37. Rxe5 Kg7 38. e7 Rg8 39. h4 gxh4 40. Rd8 Rd7 41. Nc7 Kf7 42. Ne8 Rxe7 43. Nd6+ Kf6 44. Rxe7 Kxe7 45. Rxg8 Kxd6 46. Kg1 Kd5 47. Rd8+ Ke4 48. Kf2 1-0

[Event "HUN-chT2 0102"]
[Site "Hungary"]
[Date "2002.01.27"]
[Round "6"]
[White "Kertesz, Istvan"]
[Black "Hetenyi, Geza"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2208"]
[BlackElo "2207"]
[PlyCount "32"]
[EventDate "2001.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 b6 5. e3 Bb7 6. d4 g6 7. Nge2 Bg7 8. 0-0 0-0 9. Rb1 Na5 10. b3 Bxg2 11. Kxg2 cxd4 12. Qxd4 Qc8 13. Nd5 Nxd5 14. Qxd5 Qc6 15. Nf4 e6 16. Qxc6 dxc6 1/2-1/2

[Event "HUN-chT3 0102"]
[Site "Hungary"]
[Date "2002.01.13"]
[Round "5.1"]
[White "Bereczki, Janos"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2158"]
[BlackElo "2208"]
[PlyCount "69"]
[EventDate "2001.09.30"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Nf3 Bd6 6. Bd3 Nbd7 7. 0-0 0-0 8. e4 dxc4 9. Bxc4 e5 10. Bg5 Qc7 11. d5 Nb6 12. Bb3 h6 13. Bxf6 gxf6 14. Nh4 Kh7 15. Qf3 Qe7 16. Nf5 Bxf5 17. Qxf5+ Kg7 18. dxc6 bxc6 19. Rfd1 Rg8 20. Ne2 Kh8 21. Qh5 Rg6 22. Ng3 Bc5 23. Nf5 Qf8 24. Rac1 Bd4 25. Rxc6 Rd8 26. Rc7 Rd7 27. Rxd7 Nxd7 28. Nxd4 exd4 29. Rxd4 Ne5 30. Kf1 Kg7 31. Qd1 Qc5 32. Rd5 Qc7 33. h3 a5 34. Qd2 a4 35. Qc2 1-0

[Event "HUN-chT3 0102"]
[Site "Hungary"]
[Date "2001.12.02"]
[Round "4.1"]
[White "Kertesz, Istvan"]
[Black "Szekely, Csaba"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2208"]
[BlackElo "2243"]
[PlyCount "110"]
[EventDate "2001.09.30"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 b6 2. d4 Bb7 3. Nc3 Nf6 4. f3 e6 5. e4 d6 6. Be3 c5 7. d5 exd5 8. cxd5 g6 9. a4 Bg7 10. h4 0-0 11. Qd2 Re8 12. Bg5 Na6 13. Bb5 Re5 14. Nge2 Nb4 15. Bf4 Re7 16. g4 a6 17. Bc4 Bc8 18. Kf1 Bxg4 19. fxg4 Nxe4 20. Nxe4 Rxe4 21. Bd3 Rxf4+ 22. Nxf4 Be5 23. Ne2 Qf6+ 24. Kg2 Bxb2 25. Raf1 Qe5 26. Bb1 Nxd5 27. Rf3 Re8 28. Ng3 Bc3 29. Qg5 Ne3+ 30. Rxe3 Qxe3 31. Qxe3 Rxe3 32. Rd1 Bd4 33. Rd3 Re1 34. Ba2 Rc1 35. Bd5 Kg7 36. g5 f5 37. gxf6+ Kxf6 38. Ne2 Rc2 39. Kf3 Be5 40. Rb3 Ra2 41. Bc6 b5 42. axb5 axb5 43. Rxb5 Ra3+ 44. Kg2 Ra4 45. Kh3 Ra2 46. Bf3 c4 47. Rb1 h5 48. Rf1 Kg7 49. Rg1 Rd2 50. Ng3 Kh6 51. Rd1 Rf2 52. Bg2 Rb2 53. Rf1 Rb3 54. Bf3 d5 55. Kg2 Rb2+ 0-1

[Event "HUN-chT2 0102"]
[Site "Hungary"]
[Date "2001.11.18"]
[Round "3"]
[White "Kertesz, Istvan"]
[Black "Ladanyi, Tibor"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2208"]
[BlackElo "2267"]
[PlyCount "77"]
[EventDate "2001.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. g3 Nf6 4. Bg2 0-0 5. Nf3 Re8 6. Nd5 Ba5 7. 0-0 c6 8. Nxf6+ Qxf6 9. d3 c5 10. Ng5 h6 11. Ne4 Qe7 12. Bd2 Bxd2 13. Qxd2 Na6 14. Nc3 Nc7 15. a4 d6 16. a5 Rb8 17. Rab1 b6 18. axb6 Rxb6 19. Na2 Na6 20. b4 Bb7 21. bxc5 dxc5 22. Rxb6 axb6 23. Rb1 Bxg2 24. Kxg2 Qb7+ 25. f3 Qc6 26. Qb2 Re6 27. Qb5 Qxb5 28. Rxb5 Nb8 29. Nc3 Nd7 30. Nd5 f6 31. Rb2 Kf7 32. Ra2 Rd6 33. e4 Ke6 34. Ra8 Rc6 35. Re8+ Kd6 36. Nc3 Kc7 37. Nb5+ Kb7 38. Re7 Kc8 39. Na7+ 1-0

[Event "HUN-chT3 0102"]
[Site "Hungary"]
[Date "2001.10.14"]
[Round "2.1"]
[White "Kertesz, Istvan"]
[Black "Orso, Janos"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2208"]
[BlackElo "2303"]
[PlyCount "78"]
[EventDate "2001.09.30"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 d6 6. Nge2 Bg4 7. a3 Qd7 8. b4 Bb6 9. h3 Be6 10. Nd5 Nd8 11. Bb2 Nxd5 12. cxd5 Bf5 13. e4 Bg6 14. d4 f6 15. 0-0 Nf7 16. Kh2 Ng5 17. f3 0-0 18. dxe5 fxe5 19. h4 Nf7 20. Bh3 Qe7 21. Qd3 Nh6 22. Bc1 Kh8 23. Be3 Bxe3 24. Qxe3 Be8 25. Nc3 Ng8 26. Rac1 Nf6 27. b5 a6 28. b6 c5 29. a4 a5 30. Rb1 Ra6 31. Rf2 Qd8 32. Rfb2 Nd7 33. Bxd7 Bxd7 34. Kg2 Qe8 35. Qd2 Bxa4 36. Nxa4 Qxa4 37. Ra2 Qd4 38. Qxd4 exd4 39. Ra4 Rc8 0-1

[Event "HUN-chT3 0102"]
[Site "Hungary"]
[Date "2001.09.30"]
[Round "1.1"]
[White "Kertesz, Istvan"]
[Black "Fazekas, Marton"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2208"]
[BlackElo "2147"]
[PlyCount "36"]
[EventDate "2001.09.30"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 d5 3. Bg2 e5 4. cxd5 Nxd5 5. Nc3 Be6 6. Nf3 Nc6 7. Qa4 Nb6 8. Qc2 f5 9. d3 Be7 10. h4 h6 11. Bd2 Bf6 12. Na4 Nxa4 13. Qxa4 0-0 14. Bc3 e4 15. dxe4 Bxc3+ 16. bxc3 fxe4 17. Qxe4 Qf6 18. 0-0 Rfe8 1/2-1/2

[Event "HUN-chT2 9899"]
[Site "Hungary"]
[Date "1998.??.??"]
[Round "?"]
[White "Kertesz, Istvan"]
[Black "Szabados, Gabor"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2225"]
[PlyCount "77"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "12"]
[EventCountry "HUN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 b6 10. Nbd2 cxd4 11. Nxd4 Nxd4 12. Bxd4 Bb7 13. Nf3 Rc8 14. Bh3 Rc7 15. Rc1 Ne4 16. Rxc7 Qxc7 17. Qa1 Bf6 18. Bxf6 Nxf6 19. Rc1 Qe7 20. Qe5 Re8 21. Qxe7 Rxe7 22. Nd4 g6 23. e3 Kf8 24. b4 Ne8 25. a4 Rc7 26. Rxc7 Nxc7 27. Kf1 Ke7 28. Ke1 Kd6 29. Kd2 a6 30. Bg4 f5 31. Bd1 Bc8 32. h4 Bd7 33. Kc3 Ne8 34. a5 b5 35. Nb3 Bc8 36. Nc5 Nf6 37. Bf3 Ke5 38. Nd3+ Kd6 39. Kd4 1-0

[Event "HUN-chT2 9899"]
[Site "Hungary"]
[Date "1998.??.??"]
[Round "?"]
[White "Rozsa, Peter"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2150"]
[BlackElo "2225"]
[PlyCount "105"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "12"]
[EventCountry "HUN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. e3 Nf6 4. Nf3 0-0 5. Be2 c5 6. d4 cxd4 7. Nxd4 d5 8. 0-0 a6 9. cxd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qd6 12. Qe2 e5 13. Nb3 Nc6 14. Rd1 Qe7 15. Bxc6 bxc6 16. e4 Be6 17. Qc2 Rfd8 18. Be3 Bxb3 19. Qxb3 Rxd1+ 20. Rxd1 Rd8 21. Rc1 Qh4 22. f3 Bh6 23. Bf2 Qf6 24. Rd1 Bg5 25. Kf1 h5 26. Ke2 Kg7 27. Rxd8 Qxd8 28. Qc3 Kg8 29. g3 Qb8 30. a4 Be7 31. b3 Qd6 32. Be3 h4 33. Qc4 hxg3 34. hxg3 a5 35. Bb6 Qb4 36. Qxb4 Bxb4 37. Kd3 f6 38. Kc4 Kf7 39. Bc5 Be1 40. b4 Ke6 41. bxa5 Bxa5 42. Bb4 Bd8 43. a5 Kd7 44. a6 Kc8 45. Kc5 Kb8 46. Kxc6 Ka7 47. Kb5 f5 48. Bc5+ Ka8 49. Kc6 fxe4 50. fxe4 Ba5 51. Kd5 Be1 52. g4 Bg3 53. Ke6 1-0

[Event "HUN-chT2 9899"]
[Site "Hungary"]
[Date "1998.??.??"]
[Round "?"]
[White "Tompos, Antal"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "B21"]
[BlackElo "2225"]
[PlyCount "30"]
[EventDate "1998.??.??"]
[EventType "team"]
[EventRounds "12"]
[EventCountry "HUN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 c5 2. e4 g6 3. dxc5 Bg7 4. c3 Nf6 5. e5 Ng8 6. f4 Nh6 7. Nf3 Na6 8. Be3 Qc7 9. Qd5 Nf5 10. Bf2 0-0 11. Bxa6 bxa6 12. Qxa8 Bb7 13. Qxa7 Qc6 14. Nbd2 f6 15. Qb6 Qc8 1-0

[Event "Budapest Spring op 02nd"]
[Site "Budapest"]
[Date "1986.??.??"]
[Round "?"]
[White "Kertesz, Istvan"]
[Black "Cvetkovic, Srdjan"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2250"]
[BlackElo "2360"]
[PlyCount "44"]
[EventDate "1986.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HUN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. b3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. bxc4 c5 8. Nc3 Nc6 9. Rb1 Rb8 10. d3 b6 11. Nb5 a6 12. Nc3 Bd6 13. Bg5 h6 14. Bxf6 Qxf6 15. Ne4 Qd8 16. Nxd6 Qxd6 17. Rb2 e5 18. Qa4 Bd7 19. Rfb1 b5 20. cxb5 axb5 21. Qd1 Nd4 22. Nxd4 cxd4 1/2-1/2

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.23"]
[Round "13"]
[White "Petras, Gabor"]
[Black "Kertesz, Istvan"]
[Result "0-1"]
[ECO "B27"]
[PlyCount "56"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 e6 5. d4 Qc7 6. Qe2 cxd4 7. 0-0 Nc6 8. cxd4 Nxd4 9. Nxd4 Bxd4 10. Nc3 a6 11. Bb3 b5 12. Be3 Bg7 13. Rac1 Qd8 14. Nd5 exd5 15. exd5 Kf8 16. d6 Bb7 17. Rc7 Bc6 18. Bb6 Rb8 19. Rxc6 Rxb6 20. Rxb6 Qxb6 21. Rc1 Qd8 22. Qf3 Bf6 23. Qb7 Kg7 24. Qxa6 Nh6 25. Qxb5 Re8 26. g3 Re5 27. Qb7 Re2 28. Rc7 Bd4 0-1

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.21"]
[Round "12"]
[White "Kertesz, Istvan"]
[Black "Fabian, Lajos"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "62"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 e5 3. d4 exd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. g3 Bc5 7. Bg2 d6 8. Nh3 Ne5 9. b3 Qe7 10. Nf4 c6 11. 0-0 Bd7 12. Na4 Ne4 13. Qb2 0-0 14. Nd3 Rae8 15. Naxc5 Nxc5 16. Nxc5 dxc5 17. Re1 Nd3 18. exd3 Qxe1+ 19. Bf1 Qe5 20. Qxe5 Rxe5 21. Bf4 Re6 22. h4 Be8 23. Be3 b6 24. a4 Bh5 25. a5 Bf3 26. axb6 axb6 27. Ra6 Rb8 28. Bh3 g6 29. Bg2 Bxg2 30. Kxg2 Kf7 31. Kf1 Rb7 0-1

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.20"]
[Round "11"]
[White "Csanadi, Lajos"]
[Black "Kertesz, Istvan"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "144"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. f4 g6 2. Nf3 Bg7 3. d3 d5 4. g3 c6 5. Bg2 Nf6 6. Nc3 d4 7. Ne4 Nd5 8. 0-0 f5 9. Neg5 h6 10. Nh3 0-0 11. Bd2 Nd7 12. Kh1 Ne3 13. Bxe3 dxe3 14. d4 Nf6 15. Ne5 Kh7 16. Qd3 Ng4 17. Bf3 Qd6 18. Kg2 Bd7 19. Ng1 Rad8 20. h3 Nxe5 21. fxe5 Qb4 22. b3 c5 23. c3 Qb6 24. Qxe3 cxd4 25. cxd4 Bb5 26. Rfd1 a5 27. h4 Rd7 28. Rd2 Rfd8 29. Rad1 e6 30. Nh3 Bf8 31. Qf4 Bb4 32. e3 Bxd2 33. Rxd2 Bc6 34. Kh2 Bxf3 35. Qxf3 Rc8 36. Rg2 Rc3 37. Qf4 Qc6 38. g4 Rc2 39. Nf2 Rg7 40. e4 g5 41. Qf3 Rc3 42. Qe2 f4 43. Qd1 Rd7 44. Qd2 Rc2 45. Qd3 Rc3 46. Qd2 Kg6 47. Nd1 Rc1 48. Nb2 Qc3 49. Nd3 Rxd4 50. Qxc1 Rxd3 51. h5+ Kf7 52. Qxc3 Rxc3 53. Rd2 Ke7 54. Rd6 Rc6 55. Rd4 Rc5 56. Rd6 Rxe5 57. Rb6 Rxe4 58. Rxb7+ Kf6 59. Rh7 Re2+ 60. Kh3 Re3+ 61. Kh2 Rg3 62. Rxh6+ Ke5 63. Rg6 Rxg4 64. Rg8 Rh4+ 65. Kg2 Rxh5 66. Ra8 Kf5 67. Rxa5+ e5 68. b4 g4 69. b5 f3+ 70. Kf2 Rh2+ 71. Ke3 Re2+ 72. Kd3 g3 0-1

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.19"]
[Round "10"]
[White "Kertesz, Istvan"]
[Black "Ivan, Zoltan"]
[Result "1-0"]
[ECO "A20"]
[PlyCount "61"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 f5 3. Bg2 Nf6 4. d4 exd4 5. Qxd4 Nc6 6. Qd2 Be7 7. Nc3 0-0 8. Nh3 d6 9. Nf4 Ne5 10. b3 c6 11. h4 Nfg4 12. Bb2 a5 13. Rd1 a4 14. Nxa4 Nxc4 15. Bd5+ cxd5 16. Qxd5+ Kh8 17. Qxc4 b5 18. Qxb5 Bd7 19. Qd3 Qb8 20. h5 Rxa4 21. Ng6+ Kg8 22. Nxe7+ Kf7 23. Nxf5 Nxf2 24. Qd5+ Be6 25. Nxd6+ Ke7 26. Qg5+ Kd7 27. Qxg7+ Kc6 28. Rc1+ Kb6 29. bxa4 Nxh1 30. Qd4+ Ka5 31. Rc5+ 1-0

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.18"]
[Round "9"]
[White "Pasztor, Ferenc"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "71"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. Nf3 g6 4. Be2 Bg7 5. 0-0 b6 6. b3 Bb7 7. Bb2 0-0 8. c4 cxd4 9. Nxd4 d5 10. Nc3 e5 11. Ndb5 a6 12. Na3 d4 13. exd4 exd4 14. Na4 Ne4 15. Bf3 f5 16. Re1 Ra7 17. Nc2 Ng5 18. Bd5+ Bxd5 19. cxd5 Rd7 20. Nb4 a5 21. Nc6 Nxc6 22. dxc6 Rc7 23. Nxb6 Rxc6 24. Nc4 Ne4 25. Qd3 a4 26. Rad1 axb3 27. Qxb3 Kh8 28. f3 Nc5 29. Qb5 Qd5 30. Re7 Bf6 31. Ra7 Qe6 32. f4 Nd3 33. Ne5 Nxb2 34. Qxb2 Rb6 35. Qxd4 Rb5 36. Qe3 1-0

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.16"]
[Round "8"]
[White "Kertesz, Istvan"]
[Black "Morvay, Jeno"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "150"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. e3 Bg7 5. Ne2 Nf6 6. Nbc3 d6 7. d4 0-0 8. d5 Na5 9. Qd3 Rb8 10. Rb1 a6 11. b3 Bd7 12. 0-0 b5 13. Bd2 Qc7 14. e4 Rb7 15. cxb5 axb5 16. Bf4 b4 17. Nd1 Ng4 18. Nb2 Ne5 19. Bxe5 Bxe5 20. f4 Bg7 21. Nc4 Nxc4 22. bxc4 Ra7 23. Nc1 Rfa8 24. Qe2 Re8 25. Nd3 Bd4+ 26. Kh1 e6 27. Nc1 exd5 28. cxd5 f5 29. Qc2 fxe4 30. Bxe4 Rxe4 31. Qxe4 Bf5 32. Qe8+ Kg7 33. Rb3 Qb7 34. h3 Qxd5+ 35. Kh2 Bc2 36. Re1 Bxb3 37. axb3 Bf6 38. h4 Qa8 39. Qb5 Re7 40. Rxe7+ Bxe7 41. Qe2 Kf7 42. f5 Qd5 43. fxg6+ hxg6 44. Qe3 Qe6 45. Qf3+ Qf5 46. Qe2 d5 47. Nd3 Bd6 48. Ne1 Qe5 49. Qf2+ Qf5 50. Nf3 Be7 51. Kg2 Qe4 52. Kh2 Kg7 53. Ng5 Qf5 54. Qe3 Bxg5 55. hxg5 Qc2+ 56. Kh3 Kf7 57. Qg1 d4 58. Qh1 Qf5+ 59. Kh4 d3 60. g4 Qf2+ 61. Kh3 Qd4 62. Qb7+ Ke6 63. Qc6+ Ke5 64. Qf6+ Kd5 65. Qf7+ Kc6 66. Qe8+ Kd5 67. Qf7+ Ke4 68. Qxg6+ Ke3 69. Qe6+ Kf2 70. Qf6+ Ke1 71. Qe7+ Kf2 72. Qf8+ Kg1 73. g6 d2 74. g7 Qe3+ 75. Kh4 Qh6+ 0-1

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.15"]
[Round "7"]
[White "Tolnai, Tibor"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "47"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 c6 5. Nf3 Bg4 6. Be3 d5 7. e5 Nh6 8. h3 Nf5 9. Bf2 Bxf3 10. Qxf3 h5 11. g4 hxg4 12. hxg4 Rxh1 13. Qxh1 Nh6 14. Qh3 Qd7 15. Be2 Na6 16. 0-0-0 0-0-0 17. Bxa6 Nxg4 18. Bxb7+ Kxb7 19. Bg1 Nh6 20. Qf1 e6 21. Na4 Bf8 22. Rd3 Ka8 23. Rc3 Rc8 24. Qa6 1-0

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.14"]
[Round "6"]
[White "Kertesz, Istvan"]
[Black "Tornai, Imre"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "86"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Nc6 5. Nf3 d5 6. cxd5 Nxd5 7. 0-0 Be7 8. d3 0-0 9. Bd2 b6 10. Rc1 Bb7 11. a3 Qd7 12. Qa4 Rad8 13. Qg4 Nf6 14. Qh3 e5 15. Qxd7 Rxd7 16. Bh3 Rdd8 17. Be3 Nd5 18. Bd2 h6 19. Rfe1 Nc7 20. Bg2 Ne6 21. Nxe5 Nxe5 22. Bxb7 Rd7 23. Bd5 Nc7 24. Bf4 Bf6 25. Ba2 Ne6 26. Bxe6 fxe6 27. Ne4 Nc6 28. Nxf6+ Rxf6 29. b4 e5 30. Be3 cxb4 31. axb4 Nxb4 32. Rc8+ Rf8 33. Rc4 Nd5 34. Bd2 Rb8 35. Rb1 Rbb7 36. Kf1 Kf7 37. Re4 Kf6 38. h4 Rbc7 39. Ke1 Rc6 40. Rb3 Rdc7 41. h5 Kf5 42. g4+ Kf6 43. d4 Re6 1-0

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.13"]
[Round "5"]
[White "Kosa, Laszlo"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "131"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d3 Bg7 4. g3 Nf6 5. Bg2 d5 6. Nbd2 Nc6 7. 0-0 0-0 8. Re1 e6 9. c3 b6 10. a3 Bb7 11. e5 Nd7 12. d4 a5 13. Nf1 b5 14. h4 h6 15. Bf4 Kh7 16. Ne3 cxd4 17. cxd4 f5 18. Bf1 b4 19. a4 Ba6 20. Rc1 Ne7 21. b3 Qb6 22. Qd2 Bxf1 23. Rxf1 Rac8 24. Ng2 Qa6 25. Be3 Rxc1 26. Rxc1 Rc8 27. Nf4 Nf8 28. Kg2 Rxc1 29. Qxc1 Qc6 30. Qb1 Kg8 31. Qd3 Nd7 32. Bd2 Kf7 33. Nh3 Nf8 34. Ne1 Nd7 35. Qe3 Nb6 36. Nd3 Nc4 37. bxc4 dxc4+ 38. f3 cxd3 39. Qxd3 Qxa4 40. Nf4 Qa2 41. Kh3 Qa1 42. g4 fxg4+ 43. fxg4 Qh1+ 44. Kg3 g5 45. hxg5 hxg5 46. Nh3 Qd5 47. Nxg5+ Ke8 48. Qh7 Bxe5+ 49. dxe5 Qxe5+ 50. Kh3 b3 51. Qf7+ Kd7 52. Qf3 b2 53. Qb7+ Ke8 54. Nf3 Qh8+ 55. Kg3 Ng6 56. Bxa5 Qf6 57. Bd2 Kf8 58. g5 Qh8 59. Be3 Qc3 60. Bd4 b1Q 61. Qg7+ Ke8 62. Bxc3 Ne7 63. Qh8+ Kd7 64. Qd4+ Ke8 65. Qa4+ Kf7 66. Qd7 1-0

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.11"]
[Round "4"]
[White "Kertesz, Istvan"]
[Black "Kamaras, Peter"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "62"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 b6 2. d4 e6 3. e4 d5 4. exd5 exd5 5. Nc3 dxc4 6. Qf3 c6 7. Bxc4 Nf6 8. Nge2 Bg4 9. Qg3 Bd6 10. Bf4 Bxf4 11. Qxf4 0-0 12. f3 Bh5 13. 0-0-0 b5 14. Bb3 b4 15. Na4 Nd5 16. Qd2 Bg6 17. Nf4 Nxf4 18. Qxf4 Nd7 19. h4 Nf6 20. Qg5 Nd7 21. Qd2 Qa5 22. g4 h6 23. Rde1 c5 24. h5 Bh7 25. Re7 c4 26. Bd1 c3 27. bxc3 bxc3 28. Qe1 Qb4 29. Bb3 Qa3+ 30. Kd1 c2+ 31. Kd2 c1Q+ 0-1

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.10"]
[Round "3"]
[White "Rovid, Kalman"]
[Black "Kertesz, Istvan"]
[Result "1/2-1/2"]
[ECO "B27"]
[PlyCount "67"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[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 Bg7 4. c3 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Bg4 8. Be2 Nh6 9. h3 Bxf3 10. Bxf3 Nf5 11. Be3 Nxe3 12. fxe3 e6 13. 0-0 0-0 14. Bg4 h5 15. Be2 Bh6 16. Rf3 f5 17. exf6 Rxf6 18. e4 dxe4 19. Rxf6 Qxf6 20. d5 Rd8 21. Nxe4 Qe5 22. Nc3 exd5 23. Bd3 Qd4+ 24. Kh1 Ne5 25. Bc2 Qxd1+ 26. Rxd1 d4 27. Re1 Bg7 28. Ne4 b5 29. Bb3+ Kh8 30. Ng5 Rd7 31. Rc1 Bf6 32. Ne4 Be7 33. Be6 Rb7 34. Bd5 1/2-1/2

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.09"]
[Round "2"]
[White "Kertesz, Istvan"]
[Black "Waldmann, Ivan"]
[Result "1/2-1/2"]
[ECO "B24"]
[PlyCount "33"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 Rb8 4. Bg2 b5 5. Nge2 b4 6. Nd5 e6 7. Ne3 Nf6 8. 0-0 d6 9. d3 Qc7 10. Nf4 g6 11. b3 Bg7 12. Bb2 0-0 13. a4 Nd4 14. Rb1 Nd7 15. Ne2 Bb7 16. f4 f5 17. h3 1/2-1/2

[Event "HUN-Open"]
[Site "Budapest"]
[Date "1981.09.08"]
[Round "1"]
[White "Puschmann, Laszlo"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2330"]
[PlyCount "101"]
[EventDate "1981.09.08"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c3 c5 4. dxc5 Na6 5. g3 Nxc5 6. Bg2 Nf6 7. 0-0 0-0 8. Nbd2 d6 9. Nb3 Qc7 10. Be3 Na4 11. Qc1 Bd7 12. h3 Rac8 13. Rd1 b5 14. Rd4 Nh5 15. Rh4 e5 16. Bh6 Bf6 17. Ng5 Rfe8 18. Bf3 Ng7 19. Bxg7 Bxg7 20. Bd5 Be6 21. Bxe6 Rxe6 22. Nxe6 fxe6 23. Rb4 a6 24. c4 Qd7 25. Qd2 bxc4 26. Na5 c3 27. bxc3 e4 28. Rb7 Qe8 29. Rc1 Nxc3 30. Rxg7+ Kxg7 31. Rxc3 d5 32. Rxc8 Qxc8 33. Qb2+ Kh6 34. Qd2+ Kg7 35. Qd4+ Kh6 36. Qe3+ Kg7 37. Qd4+ Kh6 38. Nb3 Qc6 39. a4 Qd6 40. Qe3+ Kg7 41. Qc5 Qd7 42. Qd4+ Kf7 43. a5 Qb5 44. Qa7+ Kf6 45. Qe3 g5 46. Kf1 h6 47. Qd4+ Kf7 48. Qb6 Qc4 49. Nd4 Qc1+ 50. Kg2 Qc8 51. Qc6 1-0

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.27"]
[Round "10"]
[White "Borysiak, Boguslaw"]
[Black "Kertesz, Istvan"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "48"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 c6 3. d4 d5 4. Nbd2 Bg7 5. h3 Nh6 6. Bd3 f6 7. c4 dxe4 8. Nxe4 Nf7 9. Bc2 0-0 10. 0-0 Qc7 11. Qe2 Nd7 12. Rd1 e5 13. dxe5 Ndxe5 14. Nxe5 Qxe5 15. Be3 f5 16. Bd4 Qe6 17. Bxg7 Kxg7 18. Nc3 Qxe2 19. Nxe2 Be6 20. Nf4 Kf6 21. c5 Rfe8 22. Nxe6 Rxe6 23. Bb3 Re7 24. Rd4 Rd8 1/2-1/2

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.26"]
[Round "9"]
[White "Kertesz, Istvan"]
[Black "Gasik, Piotr"]
[Result "1/2-1/2"]
[ECO "E99"]
[PlyCount "62"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 Nf6 4. d4 0-0 5. e4 d6 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5 11. f3 f4 12. b4 a5 13. Ba3 axb4 14. Bxb4 c5 15. dxc6 Qb6+ 16. Kh1 Qxb4 17. cxd7 Qxc3 18. dxc8Q Rfxc8 19. Rb1 Rxa2 20. Qxd6 Kf8 21. Rxb7 Re8 22. Qd3 Qd2 23. Qxd2 Rxd2 24. Bd3 Ra8 25. c5 Bf6 26. Bc4 Ra4 27. Bb3 Ra1 28. c6 Bh4 29. c7 Rc1 30. Be6 Bxe1 31. Rb8+ Kg7 1/2-1/2

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.25"]
[Round "8"]
[White "Michalak, Ireneusz"]
[Black "Kertesz, Istvan"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "88"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. Nce2 Ng4 5. f4 h5 6. Nf3 c5 7. Ng3 g6 8. Bc4 e6 9. 0-0 Nc6 10. Ne4 Be7 11. h3 Nh6 12. d3 a6 13. a3 b6 14. Bd2 Bb7 15. Nfg5 Na5 16. Ba2 Bd5 17. Qe2 h4 18. Bxd5 Qxd5 19. b4 Nb7 20. Rfb1 Rb8 21. bxc5 Nxc5 22. Bb4 0-0 23. Bxc5 bxc5 24. Nf3 Kg7 25. Nh2 Rb5 26. Rxb5 axb5 27. Ng4 Nf5 28. Ngf6 Qc6 29. Qg4 Rh8 30. Kh2 Ne3 31. Qe2 Ra8 32. Qf2 Nf5 33. Qe1 c4 34. dxc4 bxc4 35. Qb1 Ne3 36. Qe1 Bxf6 37. exf6+ Kg8 38. Qxh4 Qxe4 39. Rg1 Nd5 40. g3 Qxc2+ 41. Rg2 Qf5 42. g4 Qxf4+ 43. Kh1 Rxa3 44. Rf2 Ra1+ 0-1

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.24"]
[Round "7"]
[White "Kertesz, Istvan"]
[Black "Stepien, Andrzej"]
[Result "1-0"]
[ECO "A87"]
[PlyCount "50"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d4 0-0 6. Nf3 d6 7. 0-0 Nc6 8. d5 Ne5 9. Qb3 Ned7 10. Nd4 Nc5 11. Qd1 e5 12. dxe6 c6 13. Bf4 Nh5 14. e7 Qxe7 15. Nxf5 Rxf5 16. Bxd6 Qe6 17. g4 Rg5 18. Bxc5 Rxc5 19. Qd8+ Kf7 20. gxh5 Rxh5 21. Ne4 Bh6 22. e3 Re5 23. Bh3 Qxh3 24. Qf6+ Kg8 25. Qxe5 Bf5 1-0

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.23"]
[Round "6"]
[White "Boehlig, Heinz"]
[Black "Kertesz, Istvan"]
[Result "1/2-1/2"]
[ECO "A44"]
[PlyCount "141"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. Nc3 e5 5. e4 Be7 6. Be2 0-0 7. 0-0 Na6 8. a4 Nc7 9. Nd2 Rb8 10. Nc4 a6 11. f4 Nd7 12. fxe5 Nxe5 13. Nxe5 dxe5 14. Be3 b6 15. Qd2 Ne8 16. Bd3 Qc7 17. Qf2 c4 18. Be2 Bb4 19. Kh1 Nd6 20. Na2 Bc5 21. Nc3 Bd7 22. Bxc5 Qxc5 23. Qg3 f6 24. Bg4 Qc8 25. Bxd7 Qxd7 26. Qh4 Rb7 27. Rf3 Ne8 28. Raf1 Qd6 29. Nd1 g6 30. Ne3 b5 31. axb5 axb5 32. Ng4 Kg7 33. Qh6+ Kg8 34. Qh4 Kg7 35. Qg3 Rff7 36. Qh4 Rf8 37. Rg3 Ra7 38. Nh6 Qb4 39. Nf5+ Kg8 40. Qh6 Qxb2 41. d6 Nxd6 42. Nxd6 Ra1 43. Rgf3 Rxf1+ 44. Rxf1 Qb4 45. Rd1 Rd8 46. Qd2 Qxd2 47. Rxd2 c3 48. Rd5 b4 49. Nc4 Rxd5 50. exd5 b3 51. Na3 bxc2 52. Nxc2 Kf7 53. Kg1 Ke7 54. Kf2 Kd6 55. Ke3 Kxd5 56. Kd3 e4+ 57. Kxc3 f5 58. Ne3+ Ke5 59. Nc4+ Kd5 60. Nb6+ Kc6 61. Nc8 Kd5 62. Nb6+ Kc6 63. Nc4 Kd5 64. Ne3+ Ke5 65. Kd2 f4 66. Nc2 h5 67. Ke2 g5 68. Kd2 Kf5 69. Nd4+ Kg4 70. Ke1 h4 71. Ne6 1/2-1/2

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.22"]
[Round "5"]
[White "Kertesz, Istvan"]
[Black "Gnauk, Reinhard"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "72"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. Bg2 0-0 6. 0-0 Re8 7. d3 h6 8. a3 Nd4 9. Ne1 c6 10. b4 Bb6 11. e3 Nf5 12. Qb3 d6 13. Nc2 Be6 14. e4 Nd4 15. Nxd4 Bxd4 16. Ra2 b5 17. Ne2 Bb6 18. Rd2 a5 19. Qc2 axb4 20. axb4 Qd7 21. Bb2 Bg4 22. d4 Bxe2 23. Rxe2 exd4 24. Rd1 bxc4 25. Bxd4 Bxd4 26. Rxd4 Ra1+ 27. Rd1 Rxd1+ 28. Qxd1 d5 29. e5 Nh7 30. Qd4 Qb7 31. Qc3 Nf8 32. f4 Rb8 33. Rb2 Qa7+ 34. Kf1 Qa1+ 35. Kf2 Ra8 36. Qd2 c3 0-1

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.20"]
[Round "4"]
[White "Bugajski, Robert"]
[Black "Kertesz, Istvan"]
[Result "1-0"]
[ECO "A22"]
[PlyCount "121"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. d3 0-0 6. e4 Bxc3+ 7. bxc3 d6 8. Ne2 Ne8 9. Rb1 Rb8 10. 0-0 f5 11. Qb3 Na5 12. Qa4 c5 13. f4 b6 14. Be3 Bd7 15. Qc2 Be6 16. exf5 Rxf5 17. Bh3 Rf6 18. f5 Bf7 19. Bg5 e4 20. Bg2 exd3 21. Qxd3 Nxc4 22. Bd5 Ne5 23. Qd2 Qd7 24. Bxf6 Nxf6 25. Bxf7+ Nxf7 26. Rbd1 Re8 27. c4 Ng4 28. Rf4 Ne3 29. Re1 Nxf5 30. Ref1 Re5 31. g4 N5h6 32. Nc3 g5 33. Ne4 Qe6 34. Nf6+ Kg7 35. R4f3 Qxc4 36. Qg2 Re2 37. R3f2 Rxf2 38. Rxf2 Qe6 39. Qa8 Qe3 40. Kg2 Qe6 41. Nh5+ Kg6 42. Rf6+ Qxf6 43. Nxf6 Kxf6 44. Qxa7 b5 45. a3 Nxg4 46. Qd7 Ne3+ 47. Kg1 Ne5 48. Qxb5 c4 49. Qb6 Nf5 50. a4 g4 51. a5 c3 52. Qc7 Nd4 53. Qxd6+ Ne6 54. Qd1 Nf4 55. a6 Nfd3 56. a7 Nf3+ 57. Qxf3+ gxf3 58. a8Q Ke5 59. Qh8+ Ke4 60. Qxc3 Ke3 61. Kf1 1-0

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.19"]
[Round "3"]
[White "Manasterski, Lutoslaw"]
[Black "Kertesz, Istvan"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2320"]
[PlyCount "85"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d6 3. c4 f5 4. Nc3 Nf6 5. Nf3 Be7 6. 0-0 0-0 7. d4 e4 8. Ne1 c6 9. d5 c5 10. f3 exf3 11. Nxf3 Na6 12. Ng5 Nc7 13. e4 h6 14. Nh3 Nxe4 15. Nxe4 fxe4 16. Nf4 Bf5 17. Qe2 Bf6 18. Nh5 Bd4+ 19. Be3 Qg5 20. Nf4 Rae8 21. Qd2 Bxe3+ 22. Qxe3 Qe7 23. Rae1 Qe5 24. b4 Na6 25. bxc5 Nxc5 26. Ne2 b5 27. cxb5 Qxd5 28. Nd4 Bg6 29. Rxf8+ Rxf8 30. a3 Re8 31. h4 Kh7 32. Re2 Qc4 33. Rd2 Re5 34. Bf1 Nd3 35. Rc2 Qa4 36. Rc7 Qxa3 37. g4 Qa5 38. Rd7 Qb6 39. Nc2 Rc5 40. Qd4 Rxc2 41. Rxg7+ Kh8 42. Qxb6 axb6 43. Rxg6 0-1

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.18"]
[Round "2"]
[White "Kertesz, Istvan"]
[Black "Reefschlaeger, Helmut"]
[Result "1/2-1/2"]
[ECO "D16"]
[BlackElo "2350"]
[PlyCount "116"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Na6 6. e3 Bg4 7. Bxc4 e6 8. h3 Bh5 9. Be2 Be7 10. 0-0 0-0 11. Ne5 Bxe2 12. Qxe2 c5 13. Rd1 Rc8 14. Nb5 Ra8 15. dxc5 Qb8 16. Nd7 Nxd7 17. Rxd7 Bf6 18. Rd2 Nxc5 19. Qc4 Rc8 20. Rc2 a6 21. Nc3 Qd6 22. Bd2 Nd3 23. Qb3 Qc5 24. Be1 Qc4 25. Qxc4 Rxc4 26. Rd1 Nxe1 27. Rxe1 b5 28. axb5 axb5 29. Rce2 Bxc3 30. bxc3 Rxc3 31. Rd1 Rc7 32. Rb2 Rb7 33. Rdb1 Rab8 34. Kf1 Kf8 35. Ke2 Ke7 36. h4 h5 37. g3 f6 38. e4 Rb6 39. Ke3 e5 40. Rb3 Ke6 41. R3b2 Kf7 42. Rc1 Ke6 43. Rc5 b4 44. Rc4 g5 45. f3 gxh4 46. gxh4 b3 47. Rc3 f5 48. Kd3 fxe4+ 49. fxe4 Rg8 50. Rcxb3 Rd6+ 51. Ke3 Rg3+ 52. Kf2 Rg4 53. Kf3 Rxh4 54. Rb6 Rh3+ 55. Kf2 Rh4 56. Rxd6+ Kxd6 57. Rb6+ Kc5 58. Rh6 Rh3 1/2-1/2

[Event "Ciechanow"]
[Site "Ciechanow"]
[Date "1977.08.17"]
[Round "1"]
[White "Barwinski, Dionizy"]
[Black "Kertesz, Istvan"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "72"]
[EventDate "1977.08.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. d3 Nc6 7. f4 g6 8. Be3 Nd4 9. Nf3 Bg7 10. 0-0 0-0 11. Bf2 Rb8 12. Ne5 f6 13. Nf3 e5 14. fxe5 fxe5 15. Be3 Nxf3+ 16. Rxf3 Rxf3 17. Bxf3 b6 18. Qa4 a6 19. Rf1 Bd7 20. Qc2 Be6 21. a3 Qd7 22. Qc1 Nb5 23. Nxb5 Qxb5 24. Be4 Rf8 25. Rxf8+ Bxf8 26. Bd2 c4 27. Bc3 cxd3 28. exd3 Bc5+ 29. Kg2 Bd4 30. Qc2 Qc5 31. Qa4 Kf7 32. Qxa6 Bg1 33. d4 Bxd4 34. Qf1+ Kg7 35. Bb4 Qc8 36. Be7 Bh3+ 0-1

