[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.08"]
[Round "7"]
[White "Derecki, Krzysztof"]
[Black "Grzesiak, Filip"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1971"]
[BlackElo "1824"]
[PlyCount "62"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Bg4 4. Qb3 Nbd7 5. Qxb7 Nb6 6. Qa6 c6 7. e3 e5 8. Nbd2 e4 9. Ng5 h6 10. Ngxe4 Nxe4 11. Nxe4 d5 12. cxd5 Qxd5 13. Nc3 Bb4 14. Bd2 Bxc3 15. Bxc3 0-0 16. Qa5 Qe4 17. h3 Bf5 18. Qc5 Qc2 19. Qe5 Na4 20. Qa5 Nxb2 21. Bd2 Qe4 22. Qa3 Rab8 23. Bb4 Rfd8 24. Qxb2 a5 25. a3 axb4 26. axb4 c5 27. dxc5 Rxb4 28. Qa2 Qe5 29. Rc1 Rb2 30. Qa1 Rdd2 31. g4 Rxf2 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.07"]
[Round "6"]
[White "Melchers, Damian"]
[Black "Derecki, Krzysztof"]
[Result "1-0"]
[ECO "A08"]
[BlackElo "1971"]
[PlyCount "51"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. 0-0 b6 5. d3 Bb7 6. Nbd2 c5 7. Re1 Qc7 8. e4 Nc6 9. c3 dxe4 10. dxe4 Rd8 11. e5 Nd5 12. Qe2 Be7 13. Nf1 0-0 14. h4 Rd7 15. a3 Qc8 16. N1h2 Rfd8 17. Ng4 Bf8 18. h5 Ba6 19. Qe4 Na5 20. Ng5 g6 21. hxg6 hxg6 22. Nf6+ Nxf6 23. exf6 Rd1 24. Qh4 Rxe1+ 25. Kh2 Bg7 26. Qh7+ 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.06"]
[Round "5"]
[White "Derecki, Krzysztof"]
[Black "Szukalski, Antoni"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1971"]
[BlackElo "1835"]
[PlyCount "73"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. a3 Bxd2+ 6. Qxd2 b6 7. g3 Bb7 8. Bg2 c5 9. 0-0 0-0 10. Nc3 d6 11. Rfd1 Nc6 12. Rab1 Rfd8 13. b4 cxd4 14. Nxd4 Nxd4 15. Qxd4 Bxg2 16. Kxg2 Rac8 17. Rbc1 h6 18. e4 Qb7 19. f3 Rd7 20. Nb5 Rcd8 21. Rc2 Qc6 22. Qd3 a6 23. Nd4 Qb7 24. a4 Rc8 25. b5 d5 26. cxd5 Rxc2+ 27. Qxc2 exd5 28. e5 Ne8 29. Qe2 Rc7 30. Nc6 axb5 31. axb5 Rd7 32. Ra1 Nc7 33. Ra7 Qc8 34. Qd3 g6 35. e6 Nxe6 36. Ne7+ Rxe7 37. Rxe7 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.05"]
[Round "4"]
[White "Gluszko, Monika"]
[Black "Derecki, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1848"]
[BlackElo "1971"]
[PlyCount "54"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. c5 Nd5 6. Nc3 c6 7. Bc4 e6 8. Nf3 b6 9. cxb6 axb6 10. 0-0 Be7 11. Ne5 0-0 12. Qg4 Nf6 13. Qg3 Ba6 14. Bh6 Ne8 15. Rad1 Bh4 16. Qg4 Bxc4 17. Nxc4 f5 18. Qe2 gxh6 19. Qxe6+ Kg7 20. d5 Qe7 21. Nxb6 Qxe6 22. dxe6 Ra7 23. Rfe1 Re7 24. Nc8 Rc7 25. Nb6 Re7 26. Nc8 Rc7 27. Nb6 Re7 1/2-1/2

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.04"]
[Round "3"]
[White "Derecki, Krzysztof"]
[Black "Sujkowski, Pawel"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "1971"]
[BlackElo "1850"]
[PlyCount "61"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. b4 Rf7 15. c5 Bf8 16. cxd6 Bxd6 17. Nb5 Nf6 18. Nxd6 cxd6 19. b5 h5 20. Qb3 g4 21. Kh1 Rg7 22. b6 h4 23. bxa7 Nh5 24. Bb6 Qf6 25. fxg4 Ng3+ 26. hxg3 Rh7 27. gxf4 Nxf4 28. Nd3 Qg5 29. Nxf4 exf4 30. Qf3 Re7 31. Rc7 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.03"]
[Round "2"]
[White "Moskwinski, Marek"]
[Black "Derecki, Krzysztof"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "1772"]
[BlackElo "1971"]
[PlyCount "64"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Be7 6. Qe2 Nxc3 7. dxc3 c5 8. Be3 Be6 9. 0-0-0 a6 10. a3 Nc6 11. Nd2 Qc7 12. Bf4 b5 13. g4 b4 14. axb4 cxb4 15. c4 Rc8 16. Bg2 Na5 17. Bg3 Nxc4 18. Nxc4 dxc4 19. Bd5 Qa5 20. Bxe6 fxe6 21. Kd2 Qd5+ 22. Kc1 Bg5+ 23. Kb1 Qa5 24. Rd6 0-0 25. h4 Be7 26. Rd7 Rf7 27. Rf1 Rxf1+ 28. Qxf1 b3 29. Qd1 Qa2+ 30. Kc1 Qa1+ 31. Kd2 Qxb2 32. Rxe7 Rd8+ 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2008.08.02"]
[Round "1"]
[White "Derecki, Krzysztof"]
[Black "Kowalski, Edward"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1971"]
[PlyCount "49"]
[EventDate "2008.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 b6 6. g3 Bb7 7. Bg2 c5 8. dxc5 bxc5 9. Nb3 Qc7 10. 0-0 0-0 11. Rc1 d6 12. Qd2 Nc6 13. Rfd1 Rfd8 14. Qf4 Qe7 15. Rd2 a5 16. Rcd1 e5 17. Qe3 a4 18. Na1 Nb4 19. a3 Nc6 20. Nh4 g6 21. Qg5 Kh8 22. Nc2 Rab8 23. Ne3 h5 24. Nef5 gxf5 25. Nxf5 1-0

[Event "Guben op 11th"]
[Site "Guben"]
[Date "2008.01.05"]
[Round "2"]
[White "Derecki, Krzysztof"]
[Black "Arnaudov, Petar G"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1986"]
[BlackElo "2345"]
[PlyCount "120"]
[EventDate "2008.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 122 Extra"]
[Source "ChessBase"]
[SourceDate "2008.03.04"]
[SourceVersion "1"]
[SourceVersionDate "2008.03.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Bb4+ 5. Bd2 Bxf3 6. exf3 Qe7 7. Bg2 Nc6 8. f4 Rd8 9. 0-0 Bxd2 10. Qxd2 Qb4 11. d5 Qxd2 12. Nxd2 Nd4 13. Nb3 Nxb3 14. axb3 a5 15. b4 axb4 16. Ra7 Rc8 17. dxe6 fxe6 18. Bb7 Rb8 19. Ba6 Kd8 20. Rd1 Nf6 21. Bb5 Re8 22. g4 Re7 23. f3 Ne8 24. Ra4 Nd6 25. Rxb4 Ra8 26. Kf2 Rf7 27. Kg3 Ke7 28. Rb3 Nxb5 29. Rxb5 Raf8 30. Rd4 d6 31. Re4 Kd7 32. Rb3 d5 33. cxd5 exd5 34. Re5 Kd6 35. Rd3 c6 36. Rd4 Kc5 37. Rde4 Kd6 38. Re6+ Kd7 39. Re3 g6 40. R3e5 Rxf4 41. Re7+ Kd6 42. R5e6+ Kc5 43. Rc7 Rxf3+ 44. Kh4 Rg8 45. Rexc6+ Kd4 46. Kg5 Rh3 47. Rxb6 Rxh2 48. Rd7 h6+ 49. Kf6 Rf2+ 50. Ke7 Rg7+ 51. Kd8 Rf8+ 52. Kc7 Rff7 53. Rxf7 Rxf7+ 54. Kc8 Rg7 55. b4 Kc4 56. Rd6 h5 57. gxh5 gxh5 58. b5 Kc5 59. Rd8 Rh7 60. b6 Kc6 0-1

[Event "Krakow op-B"]
[Site "Krakow"]
[Date "2003.12.29"]
[Round "4"]
[White "Stala, Grzegorz"]
[Black "Derecki, Krzysztof"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2000"]
[BlackElo "2022"]
[PlyCount "61"]
[EventDate "2003.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 c6 7. e3 Bd6 8. Bd3 0-0 9. Qc2 Qd7 10. Bxf6 Rxf6 11. g4 fxg4 12. Bxh7+ Kf8 13. Nh4 Na6 14. a3 Rh6 15. Nf5 Rxh7 16. Nxd6 Rh6 17. Nxc8 Rxc8 18. 0-0-0 Nc7 19. Kb1 Nb5 20. Ne2 c5 21. dxc5 Rhc6 22. Nd4 Rxc5 23. Qb3 Nd6 24. f3 gxf3 25. Rhf1 Nc4 26. Rxf3+ Kg8 27. Rg3 Qe7 28. Qd3 Ne5 29. Qf5 g6 30. Rg5 Kg7 31. Ne6+ 1-0

