[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "8"]
[White "Czarnolewski, Piotr"]
[Black "Haja, Jacek"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1571"]
[BlackElo "1559"]
[PlyCount "56"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 0-0-0 9. Nd2 Bc5 10. Nc4 f6 11. Ne3 Bxe3 12. Bxe3 h5 13. Rfe1 Qe6 14. Qf5 Qxf5 15. exf5 Ne7 16. g4 hxg4 17. hxg4 Rh4 18. f3 Rdh8 19. Bf2 Rh3 20. Kg2 Rh2+ 21. Kf1 Nd5 22. Ke2 Nf4+ 23. Ke3 R8h3 24. Rf1 Ng2+ 25. Ke4 Nh4 26. f4 Nf3 27. Be3 Nd2+ 28. Bxd2 Rxd2 0-1

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "2"]
[White "Fraczek, Weronika"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1878"]
[BlackElo "1559"]
[PlyCount "83"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. 0-0 b5 7. Bb3 d6 8. c3 0-0 9. Nbd2 Bb7 10. Re1 h6 11. Nf1 a5 12. a3 b4 13. d4 exd4 14. cxd4 Bb6 15. Ng3 Ne7 16. Nh4 c5 17. Qf3 d5 18. e5 Nh7 19. dxc5 Bxc5 20. Nhf5 Nxf5 21. Nxf5 Qb6 22. Bc2 Kh8 23. Qg3 Qg6 24. Qb3 d4 25. Ng3 Qe6 26. Qd3 f5 27. Nxf5 Qd5 28. Nh4 Rf5 29. Qxf5 Nf8 30. Be4 Qd7 31. Qxd7 Nxd7 32. Bxb7 Ra7 33. e6 Nf6 34. Bf3 g5 35. Nf5 g4 36. Bc6 Rc7 37. Bb5 Nd5 38. Bxh6 Be7 39. Nxe7 Nxe7 40. Bg5 d3 41. Bxe7 Rxe7 42. Bxd3 1-0

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "9"]
[White "Haja, Jacek"]
[Black "Grabarczyk, Miroslaw"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1559"]
[BlackElo "2371"]
[PlyCount "82"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. a4 Ba7 8. h3 h6 9. Be3 0-0 10. Bxa7 Rxa7 11. Nbd2 Ra8 12. b4 a5 13. b5 Ne7 14. d4 Ng6 15. Re1 c6 16. Nf1 exd4 17. cxd4 d5 18. exd5 cxd5 19. Bb3 Be6 20. Ng3 Qd6 21. Rc1 Rfc8 22. Rxc8+ Rxc8 23. Ne5 Nf8 24. Qd2 Qa3 25. Kh2 Qxb3 26. Qxa5 N8d7 27. Qa7 Nxe5 28. dxe5 Ne4 29. Nxe4 dxe4 30. Qxb7 Qxa4 31. Rxe4 Qc2 32. Rf4 Qc5 33. g3 Bd5 34. Qd7 Rb8 35. b6 Rxb6 36. Qd8+ Kh7 37. h4 Rb1 38. g4 Rh1+ 39. Kg3 Qc3+ 40. f3 Qe1+ 41. Kg2 Qg1# 0-1

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "6"]
[White "Haja, Jacek"]
[Black "Kaznowski, Daniel"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1559"]
[BlackElo "1501"]
[PlyCount "70"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 b6 2. d4 e6 3. c4 h6 4. Nc3 Bb4 5. Bd3 Bb7 6. Nge2 Nf6 7. f3 0-0 8. Be3 Nc6 9. Qc2 d5 10. cxd5 exd5 11. e5 Bxc3+ 12. bxc3 Nd7 13. 0-0-0 Ne7 14. g4 c5 15. Ng3 cxd4 16. Bxd4 Nc6 17. Bh7+ Kh8 18. f4 Nxd4 19. Rxd4 Nc5 20. Bf5 Bc8 21. h4 Bxf5 22. gxf5 Rc8 23. Qd2 b5 24. Kb1 Na4 25. Ne2 Qa5 26. Rc1 Rfd8 27. e6 Rc4 28. Rxd5 Rxd5 29. Qxd5 Nxc3+ 30. Rxc3 Qb4+ 31. Kc2 Qa4+ 32. Kd2 Qxa2+ 33. Kd3 Qb1+ 34. Ke3 Rxc3+ 35. Nxc3 b4 1-0

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "4"]
[White "Haja, Jacek"]
[Black "Przybylski, Bartosz1111"]
[Result "1/2-1/2"]
[ECO "C57"]
[WhiteElo "1559"]
[BlackElo "1585"]
[PlyCount "67"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Kf1 Qh4 8. Qe1 Ng3+ 9. Qxg3 Qxc4+ 10. Ke1 Qxf7 11. Rf1 Qg6 12. Qxg6+ hxg6 13. h3 d5 14. d3 Bf5 15. Bg5 0-0 16. Nc3 Nd4 17. Kd2 c6 18. Rae1 Rae8 19. Nd1 Ne6 20. h4 Nxg5 21. hxg5 e4 22. d4 Bg4 23. Ne3 Rxf1 24. Rxf1 Be6 25. c3 Rf8 26. Rxf8+ Kxf8 27. b4 Ke7 28. g3 Kd6 29. a3 b6 30. Kc2 c5 31. Kb3 Bd7 32. a4 cxd4 33. cxd4 a6 34. Ka3 1/2-1/2

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "3"]
[White "Haja, Jacek"]
[Black "Szymanski, Jan"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1559"]
[BlackElo "1694"]
[PlyCount "106"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e6 6. c3 Nge7 7. a4 0-0 8. Na3 d5 9. exd5 exd5 10. Bxc6 Nxc6 11. d3 Re8 12. Bf4 a6 13. h3 Bf5 14. Nc2 Qd7 15. Qd2 d4 16. c4 Rxe1+ 17. Nfxe1 Re8 18. b4 Bf8 19. b5 Nb4 20. Nxb4 cxb4 21. Nf3 f6 22. Re1 Rxe1+ 23. Nxe1 a5 24. Qb2 g5 25. Bg3 Bc5 26. f3 Qe8 27. Bf2 Qe5 28. g4 Bg6 29. h4 gxh4 30. Bxh4 Qe3+ 31. Bf2 Qe5 32. Kf1 h5 33. Qe2 b6 34. Qb2 hxg4 35. fxg4 Qf4 36. Qb3 Qxg4 37. Qb2 Bh5 38. Bg1 Qh3+ 39. Qg2+ Qxg2+ 40. Kxg2 Bd1 41. Nf3 Bxa4 42. Nxd4 Bd1 43. Ne6 Bxg1 44. Kxg1 Kf7 45. Nd8+ Ke7 46. Nb7 a4 47. c5 a3 48. c6 a2 49. c7 Bg4 50. Nc5 a1Q+ 51. Kf2 Qd4+ 52. Kg3 Qxc5 53. Kxg4 Qxc7 0-1

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "1"]
[White "Haja, Jacek"]
[Black "Wloch, Mikolaj"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1559"]
[BlackElo "1816"]
[PlyCount "87"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. a3 Rab8 13. h4 b5 14. g5 Nh5 15. Bxg7 Nxg7 16. Nd5 Qxd2+ 17. Rxd2 Bxd5 18. Rxd5 b4 19. a4 Ne6 20. Bc4 Rfc8 21. b3 Nc5 22. Kd2 Rc7 23. Ra1 Nd7 24. f4 Nb6 25. Rb5 Nxc4+ 26. bxc4 Rbc8 27. Rxb4 a5 28. Rb5 Rxc4 29. Ra2 Rxe4 30. Rxa5 Rxf4 31. Ra7 Rcc4 32. a5 e5 33. a6 Rfd4+ 34. Ke3 Re4+ 35. Kd2 Red4+ 36. Kc1 Ra4 37. Rxa4 Rxa4 38. Ra8+ Kg7 39. a7 d5 40. c3 h6 41. Kc2 hxg5 42. hxg5 f5 43. gxf6+ Kf7 44. Rh8 1-0

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "5"]
[White "Spionkowski, Fabian"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1638"]
[BlackElo "1559"]
[PlyCount "93"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 dxc3 6. Qd5 Nh6 7. Bxh6 Rf8 8. Bxg7 Nb4 9. Qh5 d5 10. exd5 Nc2+ 11. Kf1 Qd6 12. Nxc3 Nxa1 13. Ne5 Bf6 14. Ne4 Bxg7 15. Nxd6+ cxd6 16. Bb5+ Ke7 17. Nd3 a6 18. Ba4 b5 19. Bd1 Bb7 20. Qxh7 Bxd5 21. Nf4 Bc4+ 22. Be2 Rg8 23. Qe4+ Be6 24. Nd5+ Kd8 25. Nf6 Rc8 26. Qf4 Bxf6 27. Qxf6+ Kd7 28. Qf4 Rc5 29. f3 Bxa2 30. Kf2 Nc2 31. Rd1 Rc6 32. Qf5+ Be6 33. Qh7 Rgc8 34. g4 Rc5 35. h4 Ke7 36. g5 Bf5 37. Qh6 Be6 38. Qf6+ Kd7 39. h5 Rg8 40. g6 Rxh5 41. Qf4 d5 42. Rc1 Rf5 43. Qh2 Rxg6 44. Rxc2 Ke7 45. Bd3 Rfg5 46. Bxg6 Rxg6 47. Qe5 1-0

[Event "Chelmno op 4th"]
[Site "Chelmno"]
[Date "2021.??.??"]
[Round "7"]
[White "Szybowicz, Piotr"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1873"]
[BlackElo "1559"]
[PlyCount "131"]
[EventDate "2021.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 Bf5 5. Qb3 Qb6 6. Qxb6 axb6 7. cxd5 Nxd5 8. Nxd5 cxd5 9. Bf4 Nc6 10. a3 Rc8 11. Rc1 f6 12. h4 h5 13. e3 e6 14. Kd2 Kd7 15. Bb5 Bd6 16. Bxd6 Kxd6 17. Rc3 Na7 18. Bd3 Bxd3 19. Kxd3 Rc6 20. Nd2 Rhc8 21. Rhc1 Nb5 22. R3c2 e5 23. dxe5+ fxe5 24. f3 Rxc2 25. Rxc2 Rxc2 26. Kxc2 Kc5 27. g4 g6 28. Nf1 Nd6 29. Ng3 e4 30. gxh5 gxh5 31. fxe4 dxe4 32. Nxh5 Nf5 33. Nf6 Nxe3+ 34. Kc3 Nd1+ 35. Kc2 Ne3+ 36. Kc3 Nd1+ 37. Kd2 Nxb2 38. h5 Kd4 39. h6 Nc4+ 40. Ke2 Ne5 41. h7 Nf7 42. Kd2 b5 43. Nd7 Nh8 44. Ke2 e3 45. Nf6 Ng6 46. Ng4 Nf4+ 47. Kf3 Ng6 48. Nxe3 Kc3 49. Ke4 Kb3 50. Kf5 Nh8 51. Kf6 Kxa3 52. Kg7 b4 53. Nc2+ Kb3 54. Nxb4 Kxb4 55. Kxh8 b5 56. Kg7 Ka3 57. h8Q b4 58. Qa8+ Kb2 59. Kf6 b3 60. Ke5 Kc1 61. Qc6+ Kb1 62. Kd4 b2 63. Kc3 Ka1 64. Qa4+ Kb1 65. Qc2+ Ka1 66. Qxb2# 1-0

[Event "Lueneburg NSV rapid op"]
[Site "Lueneburg"]
[Date "2018.07.14"]
[Round "1"]
[White "Buchenau, Frank"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2275"]
[BlackElo "1625"]
[PlyCount "89"]
[EventDate "2018.07.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. 0-0 0-0 6. Re1 h6 7. a4 a5 8. c3 d6 9. Nbd2 Be6 10. Qb3 Qc8 11. Bxe6 fxe6 12. Nc4 Kh7 13. Be3 d5 14. Ncxe5 Nxe5 15. Nxe5 Bd6 16. f4 dxe4 17. dxe4 Nxe4 18. Qc2 Bxe5 19. Qxe4+ Kh8 20. fxe5 Qd7 21. Rad1 Qe7 22. Rf1 Rfe8 23. Qg6 Rf8 24. Rxf8+ Rxf8 25. Rf1 Rxf1+ 26. Kxf1 Qd7 27. Ke2 Qxa4 28. Qxe6 Qc2+ 29. Kf3 Qd1+ 30. Kg3 Qe1+ 31. Bf2 Qe4 32. Qc8+ Kh7 33. Qxc7 Qd3+ 34. Kf4 Qd2+ 35. Be3 Qxg2 36. h4 Qh2+ 37. Ke4 Qxh4+ 38. Kd5 Qh1+ 39. Kd6 Qd1+ 40. Bd4 Qg4 41. e6 Qg6 42. Qxg7+ Qxg7 43. Bxg7 Kxg7 44. e7 Kf7 45. Kd7 1-0

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "9.7"]
[White "Haja, Jacek"]
[Black "Kroczka, Gromoslaw"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1772"]
[BlackElo "1571"]
[PlyCount "69"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nf6 6. 0-0 0-0 7. b3 e6 8. Bb2 d5 9. cxd5 exd5 10. d3 Be6 11. e3 Qd7 12. Qd2 b6 13. Rac1 Rac8 14. Ne2 Rfd8 15. Ne5 Nxe5 16. Bxe5 Ne4 17. Qb2 f6 18. dxe4 fxe5 19. exd5 Bxd5 20. Rfd1 Qb7 21. Rxd5 Rxd5 22. Nc3 e4 23. Bxe4 Rcd8 24. Qc2 Bxc3 25. Bxd5+ Qxd5 26. Qxc3 Qf3 27. Qc4+ Kg7 28. b4 Rd1+ 29. Rxd1 Qxd1+ 30. Kg2 cxb4 31. Qc7+ Kh6 32. Qf4+ Kg7 33. Qc7+ Kh6 34. Qf4+ Kg7 35. Qc7+ 1/2-1/2

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "6.8"]
[White "Haja, Jacek"]
[Black "Lech, Piotr"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1772"]
[BlackElo "1886"]
[PlyCount "19"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Nxc3 7. Bxc3 Bxc3+ 8. bxc3 0-0 9. Be2 Nc6 10. 0-0 1/2-1/2

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "2.9"]
[White "Haja, Jacek"]
[Black "Mlodzinska, Irena"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1772"]
[BlackElo "1916"]
[PlyCount "45"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. f4 Bg7 6. d3 Bd7 7. Nf3 Rb8 8. a4 a6 9. 0-0 Nf6 10. h3 h5 11. Qe2 Nd4 12. Nxd4 cxd4 13. Nd5 Nxd5 14. exd5 Qc8 15. Kh2 Bf6 16. b3 Kf8 17. Bb2 Bf5 18. Qf2 Qc5 19. Rfe1 Rc8 20. Re2 Rd8 21. Rae1 Rg8 22. h4 b6 23. Ra1 1/2-1/2

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "5.6"]
[White "Haja, Jacek"]
[Black "Zebracki, Tomasz"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1772"]
[BlackElo "1942"]
[PlyCount "122"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Na5 8. g3 Bd7 9. Bh3 Ne7 10. 0-0 h6 11. Nh4 Nf5 12. Ng2 Be7 13. Bxf5 exf5 14. Ne3 Qe6 15. f4 0-0-0 16. b4 cxb3 17. Nxb3 Ba4 18. Nc5 Bxd1 19. Nxe6 fxe6 20. Rxd1 Kd7 21. Rb1 b6 22. Kg2 Rc8 23. Rd3 Rc6 24. Bb2 g5 25. Kf3 b5 26. a4 bxa4 27. Ra1 Nc4 28. Nxc4 Rxc4 29. Ba3 Bxa3 30. Rxa3 g4+ 31. Ke2 Rb8 32. Ra2 Rb1 33. Rdd2 Rb3 34. Rdc2 Rbxc3 35. Rxc3 Rxc3 36. Rxa4 Rc7 37. Kd3 Kc8 38. Ra6 Re7 39. Kc3 Kb7 40. Rd6 Rc7+ 41. Kb3 Rc6 42. Rd7+ Kb6 43. Rh7 a5 44. Rxh6 Kb5 45. h4 gxh3 46. Rxh3 a4+ 47. Kb2 Kc4 48. Ka3 Kxd4 49. Kxa4 Ke3 50. Kb5 Rc1 51. Rh6 d4 52. Rxe6 d3 53. Rd6 d2 54. e6 Ke2 55. g4 fxg4 56. f5 g3 57. e7 g2 58. f6 g1Q 59. Re6+ Kf3 60. f7 Qc5+ 61. Ka4 d1Q# 0-1

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "3.9"]
[White "Maksimenko, Andrei Jr"]
[Black "Haja, Jacek"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1890"]
[BlackElo "1772"]
[PlyCount "68"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 g6 6. Nf3 Bg4 7. c3 Bxf3 8. Qxf3 Qd5 9. Be2 Qxf3 10. Bxf3 e6 11. Bf4 Nbd7 12. 0-0-0 Nd5 13. Be5 f6 14. Bxd5 cxd5 15. Bf4 g5 16. Bd2 Bd6 17. Rde1 Kf7 18. Rhf1 h5 19. f4 gxf4 20. Bxf4 Bxf4+ 21. Rxf4 Rag8 22. Re2 Rg4 23. Nxh5 Rg5 24. g4 Rh6 25. Ref2 Ke7 26. h3 f5 27. R2f3 fxg4 28. hxg4 Rhg6 29. Kc2 Rxg4 30. Rf7+ Kd6 31. Rxd7+ Kxd7 32. Nf6+ Ke7 33. Nxg4 Rxg4 34. Rh3 Kd6 1/2-1/2

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "8.7"]
[White "Olszewski, Marek"]
[Black "Haja, Jacek"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "2084"]
[BlackElo "1772"]
[PlyCount "50"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 d6 5. Bxf4 Nf6 6. Nf3 Be7 7. Bc4 0-0 8. 0-0 Bg4 9. Qd2 Nxe4 10. Nxe4 d5 11. Bd3 dxe4 12. Bxe4 Bxf3 13. Bxf3 Qxd4+ 14. Qxd4 Nxd4 15. Bxb7 Rab8 16. Be4 Ne2+ 17. Kh1 Nxf4 18. Rxf4 Rxb2 19. a4 Rfb8 20. Rff1 Bf6 21. Bd3 R2b4 22. Ra3 Rb1 23. g3 Rxf1+ 24. Bxf1 Rb1 25. Kg2 g6 1/2-1/2

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "1.8"]
[White "Sliwicki, Damian"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1994"]
[BlackElo "1772"]
[PlyCount "93"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 d6 6. Nxd4 Nxd4 7. Qxd4 Be7 8. Nc3 0-0 9. Bg5 Be6 10. Rad1 h6 11. Bh4 Nd7 12. Bxe7 Qxe7 13. Nd5 Qd8 14. f4 Nb6 15. Nxb6 axb6 16. Rf3 Bxc4 17. Rg3 f6 18. Qxc4+ Kh8 19. e5 fxe5 20. fxe5 Qe7 21. exd6 cxd6 22. c3 Rae8 23. h3 Qe5 24. Qg4 Rf4 25. Qd7 Re4 26. Qxd6 Re1+ 27. Rxe1 Qxd6 28. Rxe8+ Kh7 29. Rge3 Qg6 30. Re1 Qc2 31. R8e2 Qf5 32. a3 Qc5+ 33. Kh1 Qb5 34. Rf2 Kg8 35. Rd1 Kh7 36. Re1 Qb3 37. Kh2 Qb5 38. g3 Qb3 39. h4 Qb5 40. Re7 Qd5 41. Rff7 Qd2+ 42. Kh3 Qxb2 43. Rxg7+ Kh8 44. Rh7+ Kg8 45. Reg7+ Kf8 46. Rxb7 Kg8 47. Rhc7 1-0

[Event "Kujawsko Pomorskie-ch op-A 65th"]
[Site "Szubin"]
[Date "2012.08.15"]
[Round "4.9"]
[White "Szybowicz, Piotr"]
[Black "Haja, Jacek"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1925"]
[BlackElo "1772"]
[PlyCount "80"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. b3 e6 3. Bb2 d5 4. e3 b6 5. Nf3 Bb7 6. c4 dxc4 7. bxc4 c5 8. Bd3 cxd4 9. exd4 Bb4+ 10. Nbd2 Bxd2+ 11. Qxd2 0-0 12. 0-0-0 Nbd7 13. Ng5 h6 14. h4 hxg5 15. hxg5 Ne4 16. Bxe4 Bxe4 17. Qf4 Bg6 18. Qh4 f6 19. d5 e5 20. f4 fxg5 21. fxg5 Rf4 22. Qg3 Rxc4+ 23. Kd2 Rc2+ 24. Ke3 Rxb2 25. Qh4 b5 26. Qh8+ Kf7 27. Rdf1+ Nf6 28. Rxf6+ gxf6 29. Rh7+ Bxh7 30. Qxh7+ Ke8 31. g6 Qb6+ 32. Ke4 Qd4+ 33. Kf5 Rf2+ 34. Ke6 Qg4+ 35. Kd6 Rd8+ 36. Kc6 Rc2+ 37. Kb7 Qc8+ 38. Kxa7 Qc5+ 39. Ka6 Rxa2+ 40. Kb7 Ra7# 0-1

[Event "Znin op"]
[Site "Znin"]
[Date "2010.07.01"]
[Round "8"]
[White "Haja, Jacek"]
[Black "Starzynski, Waldemar"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1778"]
[BlackElo "1877"]
[PlyCount "66"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Be7 5. Nf3 Nf6 6. Nxf6+ Bxf6 7. Bd3 Nc6 8. c3 Ne7 9. 0-0 0-0 10. Qc2 Ng6 11. Re1 Bd7 12. Be4 Rb8 13. a4 a5 14. h3 Bc6 15. Bxc6 bxc6 16. Ne5 Qd6 17. Nxg6 hxg6 18. Re4 c5 19. Bf4 Qc6 20. dxc5 Qxc5 21. Qe2 Rb7 22. Rc4 Qb6 23. b4 c6 24. Qe4 axb4 25. Rxb4 Qa6 26. Rc4 Rc8 27. Rd1 Rb3 28. Rd3 Rb1+ 29. Kh2 Rb2 30. Be3 Be5+ 31. f4 f5 32. Qxe5 Qxc4 33. Rd2 Rxd2 1-0

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.30"]
[Round "7"]
[White "Szmidt, Przemyslaw"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "2017"]
[BlackElo "1778"]
[PlyCount "56"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bf1 h6 9. Nf3 e4 10. Qe2 Be6 11. Ng1 Bc5 12. d3 0-0 13. Nc3 exd3 14. Qxd3 Qb6 15. Be3 Rad8 16. Bxc5 Qxc5 17. Qe3 Qb4 18. Nge2 Rfe8 19. Rd1 Qxb2 20. Rxd8 Rxd8 21. Qc1 Qb4 22. a3 Qc5 23. h3 Bf5 24. g3 Nc4 25. Bg2 Nxa3 26. 0-0 Nxc2 27. Qf4 a5 28. Qc1 Bd3 1-0

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.30"]
[Round "6"]
[White "Wodzynski, Michal"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1959"]
[BlackElo "1778"]
[PlyCount "82"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Bb4+ 7. c3 Qe7 8. Bxc6+ bxc6 9. cxb4 Qxb4+ 10. Qd2 Qxd2+ 11. Bxd2 Ne4 12. Nxd4 c5 13. Nb5 Kd7 14. N5c3 Nxc3 15. Nxc3 d4 16. Na4 c4 17. Rc1 Re8 18. 0-0 Rxe5 19. Rxc4 Rd5 20. Rfc1 Ke8 21. Rxc7 Be6 22. Nc5 Bf5 23. Re1+ Kf8 24. Ree7 Bg6 25. Red7 Rd8 26. Rxd8+ Rxd8 27. Rxa7 Ke8 28. b4 Rc8 29. a4 h6 30. a5 Bb1 31. a6 Ba2 32. Rb7 Bd5 33. Rb6 Rc7 34. Nb7 Rc2 35. a7 Ra2 36. h3 Rxa7 37. Nd6+ Kd7 38. Nf5 Kc7 39. Rb5 Ra1+ 40. Kh2 Be4 41. Nxd4 g5 1-0

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.29"]
[Round "5"]
[White "Haja, Jacek"]
[Black "Budnik, Kazimierz"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "1778"]
[BlackElo "1800"]
[PlyCount "57"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. a3 Nf6 7. Be2 Be7 8. Be3 0-0 9. Qd2 b5 10. f4 b4 11. axb4 Bxb4 12. Bf3 Bb7 13. Nde2 d5 14. e5 Nd7 15. 0-0 Qe7 16. Kh1 Nc5 17. Bd4 Ne4 18. Qe3 Nxd4 19. Nxd4 Nxc3 20. bxc3 Bc5 21. f5 f6 22. exf6 Rxf6 23. fxe6 Rff8 24. Rab1 Qc7 25. c4 Qe7 26. Bxd5 Bxd5 27. cxd5 Qa7 28. c3 Rf4 29. Rfe1 1-0

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.29"]
[Round "4"]
[White "Wodzynski, Mieszko"]
[Black "Haja, Jacek"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1807"]
[BlackElo "1778"]
[PlyCount "106"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 d6 6. c3 0-0 7. Bg5 h6 8. Bh4 Be6 9. Bb3 a5 10. Bc2 g5 11. Bg3 Nh7 12. d4 g4 13. dxc5 gxf3 14. Qxf3 Qg5 15. cxd6 cxd6 16. Qd3 Qe7 17. f4 f5 18. fxe5 fxe4 19. Rxf8+ Rxf8 20. Qxe4 d5 21. Qg6+ Kh8 22. Qxh7+ Qxh7 23. Bxh7 Kxh7 24. Nd2 Rf5 25. Rf1 Kg6 26. Nf3 Kf7 27. Nd4 Rxf1+ 28. Kxf1 Nxd4 29. cxd4 b5 30. a3 Bf5 31. Be1 a4 32. Ke2 h5 33. Ke3 Kg6 34. Kf4 Be6 35. h3 Kh6 36. g4 hxg4 37. hxg4 Kg6 38. g5 Kh5 39. Bd2 Kg6 40. Kf3 Kf5 41. Be3 Bf7 42. Ke2 Ke6 43. Kd2 Kd7 44. Kc3 Kc6 45. b3 axb3 46. Kxb3 Kb7 47. a4 bxa4+ 48. Kxa4 Ka6 49. Bf4 Kb6 50. Kb4 Kc6 51. Ka5 Kd7 52. Kb6 Ke6 53. Kc5 Kf5 1/2-1/2

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.28"]
[Round "3"]
[White "Haja, Jacek"]
[Black "Maksimenko, Andrei Jr"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1778"]
[BlackElo "1757"]
[PlyCount "56"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Bc5 7. Nb3 Be7 8. a4 b6 9. Be3 Nc6 10. c3 Nf6 11. N1d2 Bb7 12. Nc4 b5 13. axb5 axb5 14. Rxa8+ Bxa8 15. Nb6 0-0 16. Bxb5 Bd6 17. f4 Nxe4 18. Nxa8 Rxa8 19. Qd3 Nf6 20. g3 Ng4 21. Bc1 Rb8 22. Kg2 Qb7 23. Qxd6 Qxb5 24. Nd4 Nxd4 25. cxd4 Qe2+ 26. Kh3 Qxf1+ 27. Kxg4 Rb5 28. Qxd7 Qe2+ 0-1

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.28"]
[Round "2"]
[White "Konieczynski, Piotr"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1905"]
[BlackElo "1778"]
[PlyCount "57"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 Be7 7. e4 Bg4 8. h3 Bh5 9. Be2 0-0 10. 0-0 Bxf3 11. Bxf3 Nbd7 12. Re1 Ne5 13. Be2 Ne8 14. f4 Ng6 15. Bf3 Bh4 16. Rf1 a6 17. a4 Rb8 18. a5 b5 19. axb6 Rxb6 20. Qe2 Nc7 21. Kh2 Bf6 22. Ra2 Re8 23. Qc2 Qb8 24. g3 Qb7 25. Re1 Rb3 26. Kg2 Bxc3 27. bxc3 Nb5 28. Bd2 Nc7 29. e5 1-0

[Event "Znin op"]
[Site "Znin"]
[Date "2010.06.27"]
[Round "1"]
[White "Haja, Jacek"]
[Black "Olszewski, Marek"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1778"]
[BlackElo "2148"]
[PlyCount "61"]
[EventDate "2010.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Bb5 e6 5. Nf3 a6 6. Bxc6+ bxc6 7. Be3 Qb8 8. b3 Ne7 9. 0-0 Ng6 10. Nbd2 Be7 11. h3 h5 12. c4 Nf8 13. c5 Qd8 14. Kh2 g5 15. Ng1 f6 16. f4 g4 17. Qe2 Kd7 18. Bf2 Ng6 19. g3 fxe5 20. dxe5 h4 21. hxg4 hxg3+ 22. Kxg3 Bh4+ 23. Kf3 Nxf4 24. Bxh4 Qxh4 25. Kxf4 Raf8 26. Ke3 d4+ 27. Kxd4 Bxg4 28. Qe4 Qh2 29. Kc3 Bf5 30. Qd4+ Kc8 31. Ngf3 1/2-1/2

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.27"]
[Round "9.10"]
[White "Kaczmarek, Piotr1111"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "1935"]
[BlackElo "1769"]
[PlyCount "50"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. d3 Bc5 5. f4 d6 6. f5 h6 7. h3 Na5 8. Nf3 Nxc4 9. dxc4 Bd7 10. Qd3 a5 11. Bd2 Bc6 12. Nd5 Nd7 13. 0-0-0 Nb6 14. g3 f6 15. h4 Kd7 16. a3 Qf8 17. Bxh6 gxh6 18. h5 Rg8 19. Nh4 a4 20. Ng6 Bxd5 21. Nxf8+ Rgxf8 22. cxd5 Ra6 23. Rd2 Rg8 24. Qb5+ Kd8 25. Rd3 Rg4 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.26"]
[Round "8"]
[White "Haja, Jacek"]
[Black "Rusinski, Mateusz"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "1769"]
[PlyCount "113"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. d3 Bb4 6. Ba4 b5 7. Bb3 d6 8. h3 h6 9. Be3 c5 10. 0-0 Bd7 11. Nd5 Ba5 12. c3 Nxb3 13. axb3 Nxd5 14. exd5 0-0 15. Nh2 f5 16. f4 Bb6 17. c4 Qf6 18. Qd2 a5 19. Qf2 exf4 20. Bxf4 g5 21. Bc1 Rae8 22. Qc2 b4 23. Bd2 Re2 24. Rae1 Rfe8 25. Rxe2 Rxe2 26. Nf3 g4 27. hxg4 fxg4 28. Nh2 Qd4+ 29. Kh1 Rf2 30. Qc1 g3 31. Bxh6 Bd8 32. Bg5 Qh8 33. Bh6 Bf6 34. Rxf2 gxf2 35. Qf4 f1Q+ 36. Nxf1 Bg7 37. Qxd6 Qxh6+ 38. Qxh6 Bxh6 39. Ng3 Bc1 40. Ne4 Be3 41. Nf6+ Kf7 42. Nxd7 Bd4 43. g4 Ke7 44. Nb8 Bxb2 45. Nc6+ Kd6 46. Nxa5 Ke5 47. Nc6+ Kf4 48. d6 Bf6 49. d7 Ke3 50. d8Q Bxd8 51. Nxd8 Kxd3 52. Ne6 Ke4 53. Nxc5+ Kd4 54. Na6 Kc3 55. g5 Kxb3 56. Nxb4 Kxb4 57. g6 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.25"]
[Round "7"]
[White "Haja, Jacek"]
[Black "Kaczmarek, Piotr1111"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1769"]
[BlackElo "1935"]
[PlyCount "68"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. d4 cxd5 5. Nc3 Nc6 6. Bg5 dxc4 7. d5 Ne5 8. Bxc4 Nxc4 9. Qa4+ Nd7 10. Qxc4 Nb6 11. Qd4 f6 12. Be3 e6 13. Rd1 exd5 14. Nxd5 Qxd5 15. Nf3 Qxd4 16. Nxd4 Nc4 17. Bc1 Bb4+ 18. Ke2 0-0 19. a3 Re8+ 20. Kd3 Ne5+ 21. Kc2 Bc5 22. Nb5 Bf5+ 23. Kb3 Be6+ 24. Ka4 a6 25. f4 Bc4 26. Nd4 Bxd4 27. Rxd4 b5+ 28. Kb4 Nc6+ 29. Kc5 Nxd4 30. Kxd4 Rad8+ 31. Kc5 a5 32. b4 a4 33. g4 Re6 34. Rd1 Rxd1 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.24"]
[Round "6"]
[White "Buchala, Tomasz"]
[Black "Haja, Jacek"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1911"]
[BlackElo "1769"]
[PlyCount "93"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Bb4 6. Qd5 Bxc3+ 7. bxc3 Qe7 8. Bf4 Qa3 9. Rc1 d6 10. exd6 cxd6 11. Qxd6 Qxd6 12. Bxd6 Be6 13. e4 f6 14. h3 Nge5 15. Nxe5 Nxe5 16. Bxe5 fxe5 17. Rb1 b6 18. Rb5 Kf7 19. Rxe5 Rhd8 20. Rb5 Rac8 21. Rb4 Rc5 22. f3 Ra5 23. Rb2 Rc8 24. Kd2 Bxc4 25. Bxc4+ Rxc4 26. Rc1 Ke6 27. Kd3 Rca4 28. Rcc2 Ra3 29. Kd4 Rc5 30. f4 g6 31. g4 Ra4+ 32. Kd3 g5 33. f5+ Ke5 34. Rb4 Ra3 35. Rd4 Rc6 36. Rd5+ Kf4 37. f6 Kg3 38. f7 Rc8 39. e5 Ra4 40. c4 Ra3+ 41. Rc3 Rxa2 42. Ke4+ Kh4 43. Rd7 Rf2 44. f8Q Re2+ 45. Kf3 Rf2+ 46. Kxf2 Rxf8+ 47. Rf3 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.23"]
[Round "5"]
[White "Weglarz, Janusz"]
[Black "Haja, Jacek"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "1926"]
[BlackElo "1769"]
[PlyCount "84"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nbd2 Qe7 7. a3 Ngxe5 8. Bxe5 Nxe5 9. Nxe5 Bxd2+ 10. Qxd2 Qxe5 11. e3 d6 12. Be2 Be6 13. Rc1 0-0 14. 0-0 Rad8 15. Bf3 f5 16. Rc3 b6 17. Rd1 Rf6 18. g3 h5 19. h4 g6 20. Bc6 Bd7 21. Bd5+ Kg7 22. f4 Qe8 23. b4 c5 24. Kf2 Bc6 25. Qb2 Bxd5 26. Rxd5 Qe4 27. Rc1 Kf7 28. Qc3 Qe7 29. Rcd1 Re6 30. R1d3 Qc7 31. bxc5 bxc5 32. Qd2 Qb6 33. Qd1 Qb2+ 34. Kf3 Qb6 35. Rb3 Qa6 36. Rxc5 dxc5 37. Qxd8 Qc6+ 38. Kf2 Rd6 39. Qa5 Rd7 40. Qe1 Qe4 41. Rc3 Rb7 42. Qd2 Qb1 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.22"]
[Round "4"]
[White "Haja, Jacek"]
[Black "Frackowiak, Slawomir"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "1769"]
[BlackElo "1991"]
[PlyCount "94"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be2 g6 7. Be3 Bg7 8. Qd2 0-0 9. 0-0 Bd7 10. a4 Nxd4 11. Bxd4 Bc6 12. f3 Qa5 13. Rfb1 Qb4 14. Be3 Rfd8 15. Qd4 a5 16. Qxb4 axb4 17. Nb5 Nd7 18. Ra2 Nc5 19. b3 Rdc8 20. Rd1 Kf8 21. Bd4 Bxb5 22. Bxg7+ Kxg7 23. Bxb5 Ne6 24. Rd2 Rc3 25. Kf2 g5 26. h3 Ra5 27. Rd3 Rxd3 28. Bxd3 Nd4 29. Ke3 e5 30. Bc4 b6 31. Kd2 Rc5 32. c3 bxc3+ 33. Kxc3 Kf6 34. b4 Rc7 35. Kd3 Ke7 36. a5 bxa5 37. bxa5 Kd8 38. a6 Ra7 39. Bd5 f6 40. Bb7 h5 41. Kc4 Kd7 42. Kd5 Kc7 43. Rb2 h4 44. Rb4 f5 45. Rc4+ Kd7 46. Rc8 fxe4 47. fxe4 Ne6 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.21"]
[Round "3"]
[White "Polaski, Mieczyslaw"]
[Black "Haja, Jacek"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1769"]
[PlyCount "52"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 d6 6. 0-0 0-0 7. Bg5 Be6 8. Ne2 h6 9. Bh4 g5 10. Bxe6 fxe6 11. Bg3 Qe7 12. h3 Qg7 13. Nh2 h5 14. h4 Kf7 15. Nf3 gxh4 16. Bxh4 Qg4 17. Ng3 Rg8 18. Qd2 Rg6 19. Qe2 Rag8 20. Kh2 Nd4 21. Nxe5+ dxe5 22. Qxg4 Rxg4 23. Bxf6 Kxf6 24. Rac1 Rh4+ 25. Kg1 Rxg3 26. fxg3+ Nf3# 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.20"]
[Round "2"]
[White "Haja, Jacek"]
[Black "Bajerlein, Dawid"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1769"]
[BlackElo "1957"]
[PlyCount "48"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Qa4+ Nc6 8. Ne5 Bd7 9. Nxc6 Bxc3+ 10. bxc3 Bxc6 11. Qb4 Qe7 12. c5 e5 13. Be3 0-0 14. Be2 Rfe8 15. 0-0 Ne4 16. Bd3 f5 17. f4 exd4 18. cxd4 Nxc5 19. Bd2 Nxd3 20. Qc3 Bb5 21. Rf3 Rac8 22. Qa5 Qe4 23. Qxb5 Qxd4+ 24. Kf1 Qxa1+ 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.19"]
[Round "1"]
[White "Biela, Wojciech"]
[Black "Haja, Jacek"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1769"]
[PlyCount "54"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Kf8 8. Qxc5+ d6 9. Qxc3 Qe8 10. 0-0 Qxe4 11. Re1 Qg6 12. b4 Qf6 13. Bb2 Qxc3 14. Bxc3 a6 15. Nbd2 Nge7 16. Rac1 Nd5 17. a3 h6 18. a4 Bd7 19. Nd4 Nxd4 20. Bxd4 Bxa4 21. Re4 Kf7 22. Rce1 Rhe8 23. Rxe8 Rxe8 24. Rxe8 Bxe8 25. f3 Nxb4 26. Kf2 c5 27. Ba1 d5 0-1

