[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.14"]
[Round "9"]
[White "Ratajczak, Mateusz"]
[Black "Okonek, Wojciech"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1522"]
[PlyCount "55"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 Bd6 6. Nc3 c6 7. Bd3 0-0 8. 0-0 Bg4 9. h3 Bxf3 10. Qxf3 Nbd7 11. Rfe1 Qc7 12. Ne2 h6 13. Bh4 Rfe8 14. Bg3 Bxg3 15. Nxg3 Rad8 16. Nf5 Nf8 17. Nxh6+ gxh6 18. Qxf6 Rd6 19. Qf4 Rxe1+ 20. Rxe1 Qd7 21. Re3 Qd8 22. Rg3+ Kh8 23. Qxf7 Ng6 24. Rxg6 Rxg6 25. Bxg6 Qg8 26. f4 Qxf7 27. Bxf7 Kg7 28. Be6 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.13"]
[Round "8"]
[White "Piechowiak, Karolina"]
[Black "Ratajczak, Mateusz"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1522"]
[PlyCount "36"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bc4 Bb4 5. d3 Bxc3+ 6. bxc3 d5 7. exd5 Nxd5 8. 0-0 0-0 9. Bxd5 Qxd5 10. c4 Qd6 11. Bb2 Bg4 12. h3 Bh5 13. Qe1 Bxf3 14. gxf3 Rfe8 15. Qc3 Nd4 16. Kg2 Qc6 17. Ba3 Qxf3+ 18. Kg1 Ne2+ 0-1

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.12"]
[Round "7"]
[White "Koper, Konrad"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1650"]
[BlackElo "1522"]
[PlyCount "82"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Bc4 Nc6 4. d3 Bb4 5. Nf3 d6 6. a3 Bxc3+ 7. bxc3 d5 8. exd5 Nxd5 9. Bd2 Be6 10. Rb1 Na5 11. Ba2 b6 12. Bxd5 Bxd5 13. c4 Bxf3 14. Qxf3 0-0 15. 0-0 Nxc4 16. Bb4 Nd6 17. Bc3 f6 18. Rb4 Qc8 19. Bd2 Qf5 20. Qg3 g5 21. f4 Qg6 22. fxe5 fxe5 23. Rxf8+ Rxf8 24. Bxg5 Nf5 25. Qf3 Kh8 26. Bd2 Qf6 27. Bc3 c5 28. Re4 Nd4 29. Qxf6+ Rxf6 30. Rxe5 Kg8 31. Bxd4 cxd4 32. Rd5 Rc6 33. Rxd4 Rxc2 34. Rd8+ Kg7 35. Rd7+ Kg6 36. Rxa7 Rc3 37. Ra6 Rxd3 38. Rxb6+ Kg7 39. a4 Rd2 40. a5 Ra2 41. a6 Kg8 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.10"]
[Round "5"]
[White "Ratajczak, Mateusz"]
[Black "Slavov, Wiktor"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1522"]
[BlackElo "1559"]
[PlyCount "51"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 d6 6. c3 d3 7. Re1 Be7 8. e5 dxe5 9. Nxe5 Nxe5 10. Rxe5 0-0 11. Bxd3 Bd6 12. Re3 Ng4 13. Rh3 Bf5 14. g3 Nxf2 15. Bxf5 Nxh3+ 16. Kg2 Ng5 17. Qh5 g6 18. Bxg6 fxg6 19. Qxg5 Qxg5 20. Bxg5 Bc5 21. Nd2 Rf2+ 22. Kh3 Re8 23. Rd1 Re5 24. Bf4 Rd5 25. Ne4 Rxd1 26. Nxf2 0-1

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.09"]
[Round "4"]
[White "Sosulski, Oskar"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "C62"]
[BlackElo "1522"]
[PlyCount "69"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bb5 d6 5. d4 Bd7 6. Bxc6 bxc6 7. dxe5 dxe5 8. Nxe5 Bb4 9. Bg5 h6 10. Bxf6 gxf6 11. Nxd7 Qxd7 12. Qxd7+ Kxd7 13. Rd1+ Ke7 14. Rd3 Rhd8 15. Ke2 Rd6 16. a3 Rxd3 17. cxd3 Bd6 18. Rc1 Rb8 19. b4 Bf4 20. Rc2 Rb6 21. d4 h5 22. d5 Be5 23. f4 Bxf4 24. dxc6 Rxc6 25. Nd5+ Kd6 26. Rxc6+ Kxc6 27. Nxf4 Kb5 28. Nxh5 Ka4 29. Nxf6 Kxa3 30. b5 Kb4 31. Ne8 Kxb5 32. Nxc7+ Kb6 33. Nd5+ Kc5 34. Kd3 a5 35. h4 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.08"]
[Round "3"]
[White "Ratajczak, Mateusz"]
[Black "Nowak, Mikolaj"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1522"]
[PlyCount "153"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Bg5 h6 6. Bh4 Be7 7. 0-0 0-0 8. c3 d5 9. exd5 Nxd5 10. Bxe7 Ncxe7 11. Qxd4 Nb6 12. Nbd2 Nxc4 13. Nxc4 Be6 14. Ne3 Qxd4 15. Nxd4 Nd5 16. Rfe1 Rfe8 17. Nxe6 fxe6 18. f3 Nxe3 19. Rxe3 Re7 20. Rae1 Rd8 21. Rxe6 Rxe6 22. Rxe6 Rd1+ 23. Kf2 Rb1 24. Re2 Kf7 25. Kg3 Kf6 26. Kh4 g6 27. h3 Kf5 28. Kg3 h5 29. b3 Ra1 30. Kf2 h4 31. Ke3 g5 32. Kd4 Kf4 33. Kd5 Rd1+ 34. Ke6 Rd6+ 35. Kf7 Kg3 36. c4 c5 37. Ke7 Rc6 38. Kd7 Rf6 39. Kc7 b6 40. Kb7 a5 41. Ka6 Rg6 42. a3 Rf6 43. Kb5 Rg6 44. b4 cxb4 45. axb4 axb4 46. Kxb4 Rd6 47. Kb5 Rf6 48. c5 bxc5 49. Kxc5 Rf8 50. Kd4 Rd8+ 51. Kc3 Rd1 52. Kc2 Rg1 53. Re5 Rxg2+ 54. Kd3 Kxh3 55. Ke3 g4 56. fxg4 Kxg4 57. Re8 Kh3 58. Kf3 Kh2 59. Rh8 h3 60. Rh7 Rg3+ 61. Kf2 Rc3 62. Rg7 Rc2+ 63. Kf3 Rg2 64. Rh7 Rg6 65. Rh8 Rd6 66. Rg8 Rf6+ 67. Ke2 Kh1 68. Rg7 h2 69. Rg8 Rb6 70. Kf2 Rb2+ 71. Kf1 Rb1+ 72. Kf2 Rg1 73. Rh8 Rg5 74. Rh7 Rf5+ 75. Ke2 Rf4 76. Rg7 Re4+ 77. Kf2 1/2-1/2

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.07"]
[Round "2"]
[White "Niekras, Dawid"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1797"]
[BlackElo "1522"]
[PlyCount "55"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 b6 4. Nc3 Bb7 5. Nf3 Nf6 6. Bc4 d5 7. exd5 Bxd5 8. Nxd5 Nxd5 9. Ng5 e6 10. Qf3 0-0 11. 0-0-0 c6 12. h4 b5 13. Bb3 a5 14. a3 a4 15. Ba2 b4 16. Bxd5 cxd5 17. axb4 a3 18. bxa3 Rxa3 19. Kb2 Ra4 20. c3 Qe7 21. Bd2 Nc6 22. Ra1 Rxb4+ 23. cxb4 Bxd4+ 24. Bc3 Qxb4+ 25. Kc2 Qc5 26. Ra8 Ne5 27. Rxf8+ Kxf8 28. Nxe6+ 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.06"]
[Round "1"]
[White "Ratajczak, Mateusz"]
[Black "Duszczak, Dariusz"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1522"]
[BlackElo "2041"]
[PlyCount "56"]
[EventDate "2011.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 Bf5 6. Bd3 Bxd3 7. Qxd3 c6 8. 0-0 e6 9. Bg5 Nbd7 10. Rfe1 Be7 11. a3 0-0 12. Ne4 Rfd8 13. Nxf6+ Nxf6 14. c3 Qc7 15. Ne5 c5 16. Qc4 Bd6 17. Bxf6 gxf6 18. Ng4 cxd4 19. Qxc7 Bxc7 20. Nxf6+ Kg7 21. Ne4 dxc3 22. Nxc3 Rd2 23. Re2 Rxe2 24. Nxe2 Rd8 25. h3 Rd2 26. Kf1 Rxb2 27. f3 b5 28. g4 Bb6 0-1

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.07"]
[Round "7"]
[White "Ratajczak, Mateusz"]
[Black "Lisiecki, Robert"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1528"]
[PlyCount "31"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. 0-0 Nge7 7. a3 Ba5 8. b4 Bb6 9. Ng5 0-0 10. Re1 Ng6 11. Qh5 h6 12. Qxg6 hxg5 13. Bxg5 Qe8 14. Bf6 Bxf2+ 15. Kh1 Qxe4 16. Qxg7# 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.06"]
[Round "6"]
[White "Blus, Piotr"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "1528"]
[PlyCount "87"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 d6 4. d4 Bd7 5. d5 Nb4 6. Bxd7+ Qxd7 7. a3 Na6 8. Nc3 h6 9. Qe2 Nf6 10. Bd2 Be7 11. 0-0-0 Nc5 12. Rhe1 a6 13. Qc4 b5 14. Qb4 Na4 15. Nxa4 bxa4 16. Qc4 0-0 17. Ba5 Rfc8 18. Rd3 Rab8 19. Rc3 Bd8 20. Qc6 Qxc6 21. Rxc6 Ra8 22. h3 Ra7 23. Rc4 Rb8 24. Rxa4 Nd7 25. Re3 Rb5 26. c4 Nc5 27. cxb5 Nxa4 28. bxa6 Rxa6 29. b4 Nb6 30. Bxb6 cxb6 31. b5 Ra4 32. Kb2 Kh7 33. Kb3 Ra5 34. a4 Kg6 35. Rc3 Ra7 36. Rc6 Rd7 37. Nd2 f5 38. Nc4 fxe4 39. Rxd6+ Rxd6 40. Nxd6 Kf6 41. Nxe4+ Kf5 42. Nd6+ Kf4 43. Nf7 Bf6 44. d6 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.05"]
[Round "5"]
[White "Ratajczak, Mateusz"]
[Black "Piasecki, Andrzej"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1528"]
[PlyCount "101"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 a6 2. Nf3 e6 3. Nc3 h6 4. d4 c5 5. Be3 Qa5 6. Be2 Nf6 7. 0-0 d5 8. exd5 cxd4 9. Bxd4 Nxd5 10. Nxd5 Qxd5 11. c4 Qa5 12. Ne5 Nc6 13. f4 Nxd4 14. Kh1 Nxe2 15. Qxe2 h5 16. f5 Bd6 17. Nxf7 Kxf7 18. fxe6+ Ke8 19. Qd3 Be5 20. Qg6+ Ke7 21. Qf7+ Kd6 22. Rad1+ Kc6 23. e7 Bg4 24. Qg6+ Kc7 25. Qf7 Kc6 26. Rd5 Qc7 27. b4 Rhe8 28. Rc5+ Kb6 29. Rxc7 Kxc7 30. Re1 Bf6 31. Qd5 Bxe7 32. Qe5+ Bd6 33. Qxg7+ Bd7 34. Rd1 Re7 35. Qd4 Bxb4 36. c5 Be1 37. Qf4+ Kd8 38. Qf8+ Re8 39. Qf6+ Kc8 40. Qd6 Bc6 41. Qg6 Ba5 42. Qf5+ Kc7 43. Qf7+ Kc8 44. Qxh5 Re1+ 45. Rxe1 Bxe1 46. Qh8+ Kc7 47. Qxa8 b6 48. Qa7+ Kd8 49. cxb6 Bf2 50. Qc7+ Ke8 51. Qxc6+ 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.04"]
[Round "4"]
[White "Tuzel, Szymon"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "C47"]
[BlackElo "1528"]
[PlyCount "75"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 Bb4 5. Qd3 Bxc3+ 6. bxc3 d6 7. Bg5 0-0 8. Be2 Re8 9. 0-0 d5 10. Nxe5 Nxe5 11. dxe5 Rxe5 12. Rad1 Rxg5 13. f4 Rg6 14. f5 Rh6 15. e5 Nd7 16. Qxd5 c6 17. Qc5 Qb6 18. Qxb6 axb6 19. e6 fxe6 20. fxe6 Rf6 21. exd7 Bxd7 22. Rxf6 gxf6 23. Rxd7 Re8 24. Bc4+ Kh8 25. Rxb7 b5 26. Bb3 Re5 27. c4 bxc4 28. Bxc4 Rc5 29. Bb3 f5 30. a4 Ra5 31. Rb6 Rc5 32. Ra6 Kg7 33. Ra7+ Kg6 34. a5 Re5 35. a6 Kg5 36. Ra8 Ra5 37. a7 Kf4 38. Kf2 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.03"]
[Round "3"]
[White "Ratajczak, Mateusz"]
[Black "Dogoda, Rafal"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1528"]
[BlackElo "1828"]
[PlyCount "44"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 Ne7 6. Bd3 Bg4 7. h3 Bh5 8. Be3 Nbc6 9. Qd2 Qd7 10. Ng5 h6 11. Nf3 0-0-0 12. g4 Bg6 13. 0-0-0 Bxd3 14. cxd3 Bb4 15. Qc2 f5 16. Na4 fxg4 17. Ne5 Nxe5 18. dxe5 d4 19. Bf4 Nd5 20. Bd2 Bxd2+ 21. Rxd2 Nb4 22. Qb3 Qc6+ 0-1

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.02"]
[Round "2"]
[White "Ratajczak, Mateusz"]
[Black "Chojnacki, Wojciech"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1528"]
[PlyCount "93"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 d3 6. Qxd3 Nf6 7. Bg5 h6 8. Bxf6 Qxf6 9. 0-0 a6 10. Nbd2 b5 11. Bd5 Bb7 12. e5 Qf4 13. Rae1 h5 14. g3 Qh6 15. Bxf7+ Kxf7 16. Qd5+ Kf8 17. Qxc5+ d6 18. exd6 cxd6 19. Qf5+ Qf6 20. Qd7 Na5 21. Re6 Qf5 22. Re8+ Rxe8 23. Qxf5+ Kg8 24. Ng5 Re7 25. Ne6 Re8 26. Qg6 Re7 27. Nd4 Rh6 28. Qg5 Rf7 29. Qd8+ Kh7 30. Qxa5 h4 31. Qd8 hxg3 32. fxg3 Rxf1+ 33. Nxf1 Bd5 34. Nf5 Rf6 35. N1e3 Bxa2 36. Nxd6 a5 37. Nxb5 a4 38. Qd3+ Kh6 39. Ng4+ Kh5 40. Nxf6+ gxf6 41. Qf5+ Kh6 42. Qxf6+ Kh5 43. h4 Kg4 44. Qg5+ Kh3 45. h5 a3 46. Nxa3 Bg8 47. Qh4# 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.01"]
[Round "1"]
[White "Plonczak, Mateusz"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1977"]
[BlackElo "1528"]
[PlyCount "47"]
[EventDate "2010.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Bb4 6. Bg5 f6 7. exf6 Nxf6 8. e3 Bxc3+ 9. bxc3 d5 10. cxd5 Qxd5 11. Bxf6 Qxd1+ 12. Rxd1 gxf6 13. Nd4 Bd7 14. Bb5 Nxd4 15. Bxd7+ Kxd7 16. cxd4 Rhg8 17. g3 Rg5 18. Rb1 b6 19. Ke2 Kd6 20. Rhc1 Rc8 21. Rc4 c5 22. e4 Rb8 23. Rd1 cxd4 24. Rdxd4+ 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.26"]
[Round "9"]
[White "Pawlowski, Rafal"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B05"]
[BlackElo "1536"]
[PlyCount "145"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. exd6 exd6 6. Bc4 Qe7+ 7. Qe2 Bxf3 8. gxf3 Nb4 9. Be3 d5 10. Bb3 a5 11. a3 N4c6 12. Qb5 Qd7 13. Nc3 Bd6 14. Qxd5 0-0 15. Ne4 Ne7 16. Qg5 Ng6 17. h4 Be7 18. Qg3 h5 19. 0-0-0 a4 20. Ba2 Ra6 21. Bc4 Rc6 22. Bb5 Rxc2+ 23. Kxc2 Qxb5 24. Nc3 Qb3+ 25. Kc1 Bxa3 26. bxa3 Qxc3+ 27. Kb1 Qb3+ 28. Kc1 Qc3+ 29. Kb1 Qxa3 30. Rd2 Qb3+ 31. Rb2 Qd3+ 32. Rc2 a3 33. Qxc7 Na6 34. Qc4 a2+ 35. Ka1 Qxc4 36. Rxc4 b5 37. Rc2 Nb4 38. Rb2 Nd5 39. Rxb5 Nc3 40. Rc5 Na4 41. Rc2 Re8 42. Rxa2 Nc3 43. Rc2 Ra8+ 44. Kb2 Nd5 45. f4 Rb8+ 46. Kc1 Ra8 47. Kd2 Nb4 48. Rb2 Nd5 49. Rb5 Ra2+ 50. Kd3 Ra3+ 51. Kc2 Ndxf4 52. Rf5 Ng2 53. Rxh5 Nxe3+ 54. fxe3 Rxe3 55. Rg5 Re4 56. h5 Nh8 57. h6 g6 58. Rd5 Kh7 59. Kd3 Re8 60. Kc4 Rg8 61. Rc5 g5 62. d5 Rg6 63. Rc6 Rg8 64. d6 Ng6 65. Rc7 Nh4 66. Rxf7+ Kxh6 67. Kd5 Kg6 68. Ke6 Ra8 69. d7 Rd8 70. Rhf1 Ra8 71. Rf8 Ra6+ 72. Ke7 Ra7 73. Ke8 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.25"]
[Round "8"]
[White "Dixa, Stanislaw"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "A10"]
[BlackElo "1536"]
[PlyCount "45"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 g5 2. e3 Bg7 3. a3 d6 4. Qc2 Nh6 5. d3 e5 6. Nd2 Nc6 7. Rb1 Bf5 8. b4 0-0 9. Ne2 Re8 10. Bb2 Qf6 11. Ng3 Qg6 12. Be2 Rad8 13. Bh5 Qe6 14. Nge4 Bxe4 15. Nxe4 Qf5 16. h3 g4 17. hxg4 Nxg4 18. Qe2 Nf6 19. Bf3 d5 20. Nxf6+ Bxf6 21. Bxd5 Rxd5 22. cxd5 Nd4 23. exd4 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.25"]
[Round "7"]
[White "Ratajczak, Mateusz"]
[Black "Grabianowski, Krystian"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "1536"]
[BlackElo "1875"]
[PlyCount "28"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. d3 c6 6. Bc4 d5 7. exd5 cxd5 8. Bb5+ Nxb5 9. Nxe5 Nxc3 10. bxc3 Bd6 11. d4 Qc7 12. 0-0 0-0 13. Bg5 Ne4 14. Qh5 Nxg5 0-1

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.24"]
[Round "6"]
[White "Heinrich, Zuzanna"]
[Black "Ratajczak, Mateusz"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1536"]
[PlyCount "92"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 Bxc3+ 7. bxc3 bxc6 8. Bd3 0-0 9. 0-0 d5 10. Bg5 dxe4 11. Bxf6 Qxf6 12. Bxe4 Qxc3 13. Re1 Be6 14. Re3 Qc5 15. Qe1 f5 16. Rc3 Qe7 17. Bxc6 Rab8 18. Re3 Rf6 19. Bd5 Rb6 20. Qe2 Qd6 21. Bxe6+ Rxe6 22. Rxe6 Qxe6 23. Qxe6+ Rxe6 24. Kf1 Kf7 25. Rb1 Rb6 26. Rb3 g5 27. g3 h5 28. h4 gxh4 29. gxh4 Rc6 30. c3 Rc4 31. Rb4 Rxc3 32. Kg2 Ke6 33. Ra4 f4 34. Rxa7 Kf5 35. f3 Rc2+ 36. Kg1 Ke5 37. a4 Kd4 38. Rb7 Kd3 39. a5 Ra2 40. Rb5 Ke3 41. Rb3+ Ke2 42. Rb5 Kxf3 43. Rxh5 Kg3 44. Kf1 f3 45. Re5 Ra1+ 46. Re1 Rxa5 0-1

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.22"]
[Round "4"]
[White "Michalak, Roman"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "A41"]
[BlackElo "1536"]
[PlyCount "105"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 Bg4 4. e4 Nbd7 5. Be2 e5 6. a3 exd4 7. Nxd4 Ne5 8. f3 Bd7 9. Bg5 Be7 10. Bxf6 Bxf6 11. 0-0 c5 12. Nb3 Bc6 13. Bb5 0-0 14. Nd2 Bxb5 15. Nxb5 Qb6 16. a4 a6 17. Na3 Qxb2 18. Nac4 Nxc4 19. Nxc4 Qb4 20. Qd3 Bxa1 21. Rxa1 Rfd8 22. c3 Qb3 23. Rb1 Qxa4 24. Nb6 Qc6 25. Nxa8 Rxa8 26. c4 Rb8 27. Rd1 Rd8 28. e5 b5 29. cxb5 axb5 30. exd6 Rd7 31. Qd5 Qxd5 32. Rxd5 f6 33. Rxc5 Rxd6 34. Rxb5 Kf7 35. h4 Rd4 36. h5 Ke6 37. Rb7 Rd7 38. Rb5 f5 39. Kf2 Kf6 40. Kg3 Rd3 41. Kh4 Rd1 42. Rb6+ Ke5 43. Rb7 Kf4 44. Rb4+ Ke3 45. Kg5 Rd5 46. Rb7 Kf2 47. Rxg7 Kxg2 48. Kf4+ Kf2 49. Rxh7 Rd4+ 50. Kxf5 Kxf3 51. Rf7 Re4 52. Kg5+ Kg3 53. h6 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.22"]
[Round "5"]
[White "Ratajczak, Mateusz"]
[Black "Walaszyk, Zbigniew"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1536"]
[PlyCount "79"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d5 5. exd5 Na5 6. Qxd4 Nxc4 7. Qxc4 Ne7 8. Nc3 g6 9. 0-0 Bg7 10. Rd1 0-0 11. Bg5 Bxc3 12. bxc3 Qd6 13. Bf4 Qf6 14. Qxc7 Nf5 15. Be5 Qb6 16. Qxb6 axb6 17. g4 Ng7 18. h3 b5 19. d6 Bd7 20. Nd2 f5 21. g5 Ne6 22. f4 Ra4 23. Rf1 Nc5 24. Nb3 Ne4 25. Bd4 Rc8 26. Rf3 b4 27. cxb4 Rxc2 28. a3 Bc6 29. Nc5 Nxc5 30. bxc5 Bxf3 31. Re1 Be4 32. Rd1 Rxa3 33. d7 Rg3+ 34. Kf1 Bd3+ 35. Ke1 Re2+ 36. Kf1 Ree3+ 37. Kf2 Rgf3+ 38. Kg1 Rg3+ 39. Kf2 Ref3+ 40. Ke1 1/2-1/2

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.20"]
[Round "2"]
[White "Skibinska, Paulina"]
[Black "Ratajczak, Mateusz"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1536"]
[PlyCount "78"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. d3 Bb4 9. Bd2 Bg4 10. h3 Bxf3 11. Qxf3 Nd4 12. Qd1 Qd6 13. a3 Bxc3 14. Bxc3 0-0-0 15. Bxd4 Qxd4 16. c3 Qxd3 17. Qxd3 Rxd3 18. 0-0 Rhd8 19. Rfe1 f6 20. Kf1 c5 21. f3 c4 22. Kf2 b5 23. Re2 Rd1 24. Rxd1 Rxd1 25. Ke3 Kd7 26. Rd2+ Rxd2 27. Kxd2 Ke6 28. Ke3 g5 29. g3 f5 30. f4 h6 31. fxe5 Kxe5 32. Kf3 h5 33. Ke3 a6 34. Kf3 g4+ 35. hxg4 hxg4+ 36. Ke3 a5 37. a4 bxa4 38. Ke2 Ke4 39. Kf2 Kd3 0-1

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.19"]
[Round "1"]
[White "Ratajczak, Mateusz"]
[Black "Stypka, Zbigniew"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1536"]
[BlackElo "1943"]
[PlyCount "82"]
[EventDate "2009.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. a3 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 0-0 5. d4 d6 6. Bg5 Nbd7 7. e5 dxe5 8. dxe5 Ng4 9. Nd5 f6 10. Bc4 Kh8 11. exf6 exf6 12. Bf4 Re8+ 13. Be2 Nde5 14. 0-0 Be6 15. Nc3 Qe7 16. Nxe5 Nxe5 17. Qc1 Red8 18. Bh6 Nc4 19. Bxg7+ Kxg7 20. Bxc4 Bxc4 21. Re1 Qf7 22. Qf4 Be6 23. Nb5 Rd7 24. Rad1 a6 25. Nc3 Rad8 26. h4 Bf5 27. Rxd7 Rxd7 28. Ne4 Re7 29. g4 Bd7 30. Qxc7 Bxg4 31. Qc3 Qe6 32. f3 Bh3 33. Kh2 Bf5 34. Qe3 Qe5+ 35. Kg1 Qxb2 36. Qc5 Qe5 37. Qb4 Bh3 38. Qb6 f5 39. Qe3 fxe4 40. f4 Qf5 41. Qc3+ Kf7 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.27"]
[Round "9.37"]
[White "Ratajczak, Mateusz"]
[Black "Wawrzyszko, Marian"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1536"]
[PlyCount "125"]
[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. Nf3 Nf6 3. Nc3 Bb4 4. d3 d6 5. Bg5 0-0 6. a3 Bxc3+ 7. bxc3 Nbd7 8. d4 b6 9. Bc4 Bb7 10. Nd2 Qe8 11. f3 h6 12. Bh4 Kh8 13. d5 a6 14. Bb3 b5 15. a4 Qd8 16. 0-0 Ng8 17. f4 f6 18. Qg4 Qe8 19. axb5 a5 20. Nc4 Nc5 21. Nxa5 Qxb5 22. c4 Qb6 23. Bf2 Rxa5 24. Qf5 Qb4 25. fxe5 dxe5 26. Be1 Qb6 27. Bxa5 Qd6 28. Bb4 Qe7 29. Bxc5 Qxc5+ 30. Kh1 Qd6 31. Qe6 Qxe6 32. dxe6 Bxe4 33. Ra7 Re8 34. Rxc7 Rxe6 35. c5 Re8 36. Bf7 Rd8 37. c3 Rd2 38. Rc8 Bxg2+ 39. Kg1 Bd5 40. Bxd5 Rxd5 41. Ra1 Kh7 42. c6 Ne7 43. Rc7 Nf5 44. Rc8 Rc5 45. c7 Rxc3 46. Ra7 Rc1+ 47. Kf2 Rc2+ 48. Ke1 Kg6 49. Rca8 Rc4 50. c8Q Rxc8 51. Rxc8 Kg5 52. Rg8 h5 53. Rgxg7+ Nxg7 54. Rxg7+ Kf4 55. Kf2 e4 56. Rh7 Kg4 57. Ke3 h4 58. Kxe4 f5+ 59. Ke3 f4+ 60. Kf2 f3 61. Rg7+ Kh3 62. Kxf3 Kxh2 63. Kg4 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.26"]
[Round "8"]
[White "Paczka, Patryk"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B05"]
[PlyCount "131"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Bc4 e6 6. Nc3 Nxc3 7. bxc3 d5 8. Bd3 Be7 9. Rb1 b6 10. h3 Bh5 11. a4 Qd7 12. 0-0 a6 13. Ra1 Qc6 14. Bd2 Nd7 15. Qe2 Qb7 16. c4 dxc4 17. Be4 c6 18. Qxc4 Rc8 19. Qd3 Bg6 20. Ng5 Nf8 21. Rfb1 Bxe4 22. Nxe4 Ng6 23. Bb4 0-0 24. Bxe7 Qxe7 25. Rxb6 Qh4 26. Qe3 Nf4 27. g3 Nxh3+ 28. Kg2 Qd8 29. Rb3 Nxf2 30. Nxf2 f5 31. Rh1 Qd5+ 32. Qf3 Qxd4 33. Nd3 c5 34. Nf4 c4 35. Qe3 Qd7 36. Ra3 Rfd8 37. Kh3 Qc6 38. Rb1 Rb8 39. Raa1 Rxb1 40. Rxb1 Qe8 41. Qb6 Kh8 42. Qxa6 g5 43. Qxe6 gxf4 44. Qxe8+ Rxe8 45. gxf4 Ra8 46. Rb4 c3 47. Rc4 Kg7 48. Kh4 Ra6 49. Kg5 Kf7 50. Kxf5 h6 51. Rxc3 Rxa4 52. Rc7+ Ke8 53. c4 Kd8 54. Rh7 Rxc4 55. Rxh6 Ke7 56. Rh7+ Kf8 57. Ra7 Ke8 58. Ke6 Kd8 59. f5 Rc6+ 60. Kd5 Rh6 61. f6 Ke8 62. Ke6 Kd8 63. Rg7 Rh8 64. Kf7 Rh6 65. e6 Kc7 66. e7 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.25"]
[Round "7"]
[White "Ratajczak, Mateusz"]
[Black "Ryszkiewicz, Anna"]
[Result "0-1"]
[ECO "C56"]
[BlackElo "1719"]
[PlyCount "100"]
[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 Nf6 5. c3 dxc3 6. Nxc3 Bc5 7. 0-0 0-0 8. Bg5 h6 9. Bh4 d6 10. Re1 Bg4 11. h3 Bxf3 12. Qxf3 Ne5 13. Qe2 Nxc4 14. Qxc4 g5 15. e5 Nh5 16. Qg4 Ng7 17. Bg3 d5 18. Rad1 c6 19. Ne4 Be7 20. Nf6+ Bxf6 21. exf6 Qxf6 22. Be5 Qf5 23. Qd4 Ne6 24. Qc3 f6 25. g4 Qg6 26. Bd6 Rfe8 27. Qa3 Qf7 28. Qg3 Qd7 29. Bb4 c5 30. Bd2 d4 31. h4 Kg7 32. hxg5 hxg5 33. Kg2 Qc7 34. Qf3 Qc6 35. Re4 Nf4+ 36. Rxf4 gxf4 37. Rc1 Qxf3+ 38. Kxf3 b6 39. Bxf4 Re6 40. Rg1 Rae8 41. Rh1 Re2 42. Bh6+ Kg6 43. Bc1 Rc2 44. Rh6+ Kg7 45. Bf4 Rxb2 46. g5 fxg5 47. Bxg5 Rf8+ 48. Kg4 Rfxf2 49. Rc6 Rg2+ 50. Kf5 Rxg5+ 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.24"]
[Round "6"]
[White "Zebrowska, Anna"]
[Black "Ratajczak, Mateusz"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "1589"]
[PlyCount "56"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3 Bh5 6. Be2 e6 7. 0-0 Be7 8. c4 Nb6 9. Qb3 0-0 10. Be3 Nc6 11. c5 Nd5 12. Qxb7 Ncb4 13. Rc1 Rb8 14. Qxa7 Nxe3 15. fxe3 Bxf3 16. Bxf3 Bh4 17. cxd6 Qg5 18. d5 Nd3 19. Rf1 Rxb2 20. Qd4 Bf2+ 21. Rxf2 Rxf2 22. Qxd3 Rxf3 23. dxc7 Rxe3 24. Qd2 Qxe5 25. Nc3 Rxc3 26. d6 Rxc7 27. Re1 Qc5+ 28. Kh1 Rd7 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.23"]
[Round "5"]
[White "Jablonski, Grzegorz"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1650"]
[PlyCount "64"]
[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 Nf6 2. e5 Nd5 3. Bc4 e6 4. Nf3 Be7 5. d4 Nc6 6. 0-0 h6 7. Bxd5 exd5 8. Nc3 d6 9. Nxd5 Be6 10. Nxe7 Qxe7 11. d5 Bxd5 12. Qxd5 0-0-0 13. exd6 Rxd6 14. Qf5+ Kb8 15. Be3 Rf8 16. Qc5 Qe4 17. Nd4 b6 18. Nxc6+ Rxc6 19. Qd4 Qg6 20. c4 Rd6 21. Qc3 Re8 22. c5 Rc6 23. b4 Qe4 24. Qd4 Qg6 25. Qd7 Qe4 26. b5 Rg6 27. g3 h5 28. Rad1 h4 29. c6 Rc8 30. Rd4 Qf3 31. Rfd1 Rxg3+ 32. hxg3 h3 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.21"]
[Round "3"]
[White "Ratajczak, Mateusz"]
[Black "Kijek, Arkadiusz"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "128"]
[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 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 Be7 6. Nc3 0-0 7. Be2 Re8 8. 0-0 h6 9. Bh4 Nc6 10. Bb5 Bd7 11. Bxf6 Bxf6 12. Nxd5 Bg4 13. Bxc6 bxc6 14. Nxf6+ Qxf6 15. c3 Bxf3 16. Qxf3 Qxf3 17. gxf3 Re2 18. b3 Rae8 19. Rfd1 Rc2 20. Re1 Kf8 21. Rxe8+ Kxe8 22. c4 Kd7 23. Rd1 Rxa2 24. Kg2 a5 25. f4 a4 26. bxa4 Kd6 27. Kg3 Rxa4 28. Rc1 f5 29. Rc3 Ra2 30. Kf3 Rd2 31. Ke3 Rd1 32. Ke2 Rh1 33. h3 c5 34. d5 c6 35. dxc6 Kxc6 36. Rg3 Rc1 37. Rg6+ Kb7 38. Rxg7+ Ka6 39. Rg6+ Ka5 40. Kd3 Kb4 41. Rb6+ Ka4 42. Rb5 Rh1 43. Rxc5 Rxh3+ 44. Kd4 h5 45. Rxf5 h4 46. Rh5 Rh1 47. Kc5 Kb3 48. Kb5 h3 49. c5 h2 50. Kc6 Kc4 51. f5 Kd4 52. f6 Rg1 53. Rxh2 Rg6 54. Rh4+ Ke5 55. Rh5+ Kxf6 56. Rd5 Ke7+ 57. Rd6 Rg2 58. Rd7+ Ke8 59. Rd2 Rg6+ 60. Kb7 Rg7+ 61. Ka8 Ke7 62. c6 Rf7 63. Rd7+ Ke6 64. Rxf7 Kxf7 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.20"]
[Round "2"]
[White "Kuzma, Mateusz"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "1694"]
[PlyCount "69"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 exd6 5. c3 Be7 6. Bd3 Nd7 7. Ne2 N7f6 8. 0-0 Bg4 9. Qc2 Qd7 10. Ng3 g6 11. Re1 0-0-0 12. Ne4 Rde8 13. Na3 Nh5 14. Bd2 Ndf4 15. Bf1 f5 16. Ng3 Bg5 17. h3 Nxg3 18. fxg3 Ne2+ 19. Bxe2 Bxe2 20. Bxg5 h6 21. Bxh6 Rxh6 22. Rxe2 Rh7 23. Rae1 Rhe7 24. Rxe7 Rxe7 25. Rxe7 Qxe7 26. Kf2 b6 27. Nc4 Qf7 28. b3 Kd7 29. Nd2 Qf6 30. Nf3 g5 31. g4 f4 32. Qh7+ Kc6 33. Qe4+ d5 34. Ne5+ Kd6 35. Qg6 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.19"]
[Round "1"]
[White "Ratajczak, Mateusz"]
[Black "Kaczmarek, Alicja"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1879"]
[PlyCount "26"]
[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. a3 d5 2. Nf3 Nf6 3. b3 c5 4. e4 dxe4 5. Ng5 h6 6. Nh3 Nc6 7. d3 exd3 8. Bxd3 Qd4 9. c3 Qe5+ 10. Be3 Ng4 11. Ng1 Nxe3 12. fxe3 Qxe3+ 13. Ne2 Bg4 0-1

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.28"]
[Round "8.38"]
[White "Ratajczak, Mateusz"]
[Black "Sieciechowicz, Mikolaj"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1800"]
[BlackElo "1400"]
[PlyCount "82"]
[EventDate "2007.07.21"]
[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. d4 exd4 4. Bc4 h6 5. c3 d6 6. 0-0 Nf6 7. Re1 Ng4 8. cxd4 Na5 9. Qa4+ Nc6 10. d5 Bd7 11. dxc6 Bxc6 12. Qb3 Qf6 13. Nc3 Be7 14. Nd5 Bxd5 15. Bxd5 Rb8 16. Qb5+ c6 17. Bxc6+ bxc6 18. Qxb8+ Bd8 19. e5 dxe5 20. Rxe5+ Nxe5 21. Qxe5+ Be7 22. Qb8+ Bd8 23. Be3 0-0 24. Bd4 Bb6 25. Qxf8+ Kxf8 26. Bxf6 gxf6 27. Re1 a5 28. b3 Bd8 29. Nd4 c5 30. Nc6 Bb6 31. Re4 Bc7 32. Ra4 Ke8 33. Nxa5 Bb6 34. Nb7 Kd7 35. Na5 Bc7 36. Nc4 Ke6 37. Ra6+ Ke7 38. a4 h5 39. Rc6 Kd8 40. a5 Bxa5 41. Nxa5 Kd7 1-0

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.27"]
[Round "7.35"]
[White "Jablonski, Grzegorz"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B05"]
[WhiteElo "1600"]
[BlackElo "1800"]
[PlyCount "17"]
[EventDate "2007.07.21"]
[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 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 Bg4 5. Bc4 Nb6 6. Bxf7+ Kxf7 7. Ng5+ Kg8 8. Qxg4 Qd7 9. e6 1-0

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.26"]
[Round "6.29"]
[White "Ratajczak, Mateusz"]
[Black "Graczykowski, Przemyslaw"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1800"]
[PlyCount "57"]
[EventDate "2007.07.21"]
[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. Nf3 Nc6 3. b3 e6 4. Bb2 d6 5. Bb5 Bd7 6. Nc3 e5 7. Nd5 a6 8. Be2 Nf6 9. Nxf6+ Qxf6 10. Bc4 Be6 11. Qe2 b5 12. Bxe6 Qxe6 13. a4 Rb8 14. 0-0 Be7 15. axb5 axb5 16. Ra6 Nb4 17. Ra5 Nxc2 18. Rxb5 0-0 19. Qc4 Qxc4 20. bxc4 Rxb5 21. cxb5 Rb8 22. Rc1 Nb4 23. Ra1 Rxb5 24. Bc3 Nc2 25. Ra8+ Bf8 26. h4 f6 27. g4 Nb4 28. g5 Kf7 29. g6+ 0-1

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.25"]
[Round "5.21"]
[White "Warchol, Maria"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1777"]
[BlackElo "1800"]
[PlyCount "27"]
[EventDate "2007.07.21"]
[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 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Be2 d5 5. exd5 Nxd5 6. 0-0 Nf4 7. Bb5 Bd6 8. Re1 Bg4 9. d4 0-0 10. Be2 exd4 11. Qxd4 Bxf3 12. Bxf3 Ne2+ 13. Nxe2 Bxh2+ 14. Kxh2 1-0

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.24"]
[Round "4.31"]
[White "Ratajczak, Mateusz"]
[Black "Chmiest, Lukasz"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1800"]
[BlackElo "1600"]
[PlyCount "65"]
[EventDate "2007.07.21"]
[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. d4 exd4 4. Bc4 Bc5 5. c3 Qe7 6. 0-0 dxc3 7. Nxc3 d6 8. Nd5 Qd8 9. Re1 Be6 10. Ng5 h6 11. Nxe6 fxe6 12. Qh5+ Kf8 13. Nf4 Nf6 14. Ng6+ Ke8 15. Qh3 Rh7 16. Qxe6+ Ne7 17. Qf7+ Kd7 18. Be6+ Kc6 19. Nxe7+ Kb6 20. a4 d5 21. Nxd5+ Nxd5 22. Bxd5 a5 23. Qg6+ c6 24. Qxh7 cxd5 25. exd5 Qxd5 26. Qg6+ Ka7 27. Be3 Bxe3 28. Rxe3 Rd8 29. h3 Qd2 30. Qxg7 Rc8 31. Qe5 h5 32. Rc3 Rb8 33. Qxa5# 1-0

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.22"]
[Round "2.25"]
[White "Ratajczak, Mateusz"]
[Black "Leszczynski, Hubert"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1800"]
[BlackElo "1600"]
[PlyCount "74"]
[EventDate "2007.07.21"]
[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. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Nf6 6. Bg5 e6 7. Ne5 Be7 8. Bb5 Bd7 9. h4 h6 10. Be3 a6 11. Be2 Rc8 12. g4 Qa5 13. Kf1 Bb4 14. g5 hxg5 15. Bxg5 Bxc3 16. bxc3 Qxc3 17. Bxf6 gxf6 18. Ng4 Ke7 19. Kg2 Nxd4 20. Rh3 Qc5 21. c3 Nxe2 22. Qxe2 Rcg8 23. Kh2 Qc7+ 24. Kh1 Qf4 25. f3 f5 26. Qe5 Qxe5 27. Nxe5 Rh5 28. Rb1 b5 29. Nd3 Kd6 30. Nb4 a5 31. Nd3 Rgh8 32. f4 f6 33. Re1 Rxh4 34. Rxh4 Rxh4+ 35. Kg2 Rh8 36. a3 Bc6 37. Kf2 Rh2+ 0-1

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.21"]
[Round "1.36"]
[White "Szczepaniak, Artur"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1400"]
[BlackElo "1800"]
[PlyCount "53"]
[EventDate "2007.07.21"]
[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 Nf6 2. e5 Ng4 3. Qxg4 Nc6 4. d4 d6 5. Qd1 dxe5 6. d5 Nb4 7. Nc3 Bf5 8. Bd3 Bxd3 9. cxd3 Nxd5 10. Nge2 e6 11. 0-0 Qh4 12. Ne4 h6 13. Qa4+ Kd8 14. Qb3 b6 15. Bd2 Nf4 16. Nxf4 exf4 17. g3 Qg4 18. Bxf4 c5 19. Kg2 h5 20. h4 Be7 21. Ng5 Qf5 22. Rfe1 Ke8 23. d4 Rh6 24. dxc5 Qxc5 25. Rac1 Qf5 26. Rc7 Rg6 27. Qf3 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.24"]
[Round "9"]
[White "Ratajczak, Mateusz"]
[Black "Rusak, Nikola"]
[Result "0-1"]
[ECO "D36"]
[PlyCount "150"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Qc2 Nbd7 7. Bd3 c6 8. cxd5 exd5 9. Nf3 Re8 10. 0-0-0 Qb6 11. Na4 Qa5 12. a3 Bd6 13. b4 Qc7 14. Nc5 h6 15. Nxd7 Nxd7 16. h4 a5 17. Kd2 axb4 18. axb4 Bxb4+ 19. Ke2 Be7 20. Bxe7 Rxe7 21. Ng5 Nf6 22. Bh7+ Kf8 23. Bg6 Qd6 24. Nxf7 Rxf7 25. Bxf7 Kxf7 26. h5 Bg4+ 27. f3 Bxh5 28. Rxh5 Nxh5 29. Qf5+ Nf6 30. f4 Qe6 31. Qd3 Ra2+ 32. Rd2 Qg4+ 33. Ke1 Rxd2 34. Qxd2 Ne4 35. Qb2 Qd7 36. Qe2 Qf5 37. Qb2 b5 38. Qc2 Qe6 39. Qa2 Nd6 40. Kf2 Nc4 41. Qe2 Qe4 42. Qh5+ Qg6 43. Qe2 Na3 44. Kg1 h5 45. Qf2 Qg4 46. Qa2 Qd1+ 47. Kh2 Qa4 48. Qe2 g6 49. f5 Qc2 50. fxg6+ Kxg6 51. Qf2 Qf5 52. Qg3+ Kf7 53. Qc7+ Kg8 54. Qd8+ Qf8 55. Qg5+ Qg7 56. Qd8+ Kh7 57. Qd6 Nc4 58. Qf4 Qd7 59. Qf3 Qe6 60. Qf4 Qd6 61. Qxd6 Nxd6 62. Kg3 b4 63. Kf4 b3 64. Ke5 Nf7+ 65. Ke6 b2 66. Kxf7 b1Q 67. Ke6 Qe4+ 68. Kd6 Qxe3 69. Kxc6 Qxd4 70. Kd6 Qg4 71. Kxd5 Qxg2+ 72. Kd4 Qe2 73. Kd5 h4 74. Kd4 h3 75. Kd5 h2 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.23"]
[Round "8"]
[White "Ratajczak, Mateusz"]
[Black "Karlo, Tymoteusz"]
[Result "0-1"]
[ECO "D13"]
[PlyCount "112"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Bf5 5. cxd5 cxd5 6. Ne5 e6 7. Bg5 Be7 8. e3 0-0 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. h4 h6 12. Nf3 Ng4 13. Bxe7 Qxe7 14. Ke2 a6 15. Rh3 Qb4 16. Rb1 f5 17. a3 Qd6 18. Rg3 Ndf6 19. Rh3 Ne4 20. Rf1 Qb6 21. b4 Qc6 22. Nb1 Rac8 23. Ne5 Qc2+ 24. Qxc2 Rxc2+ 25. Kf3 Ngxf2 26. Rh2 g5 27. a4 g4+ 28. Kf4 Nh3+ 29. Rxh3 gxh3 30. gxh3 Rf2+ 31. Rxf2 Nxf2 32. Kg3 Ne4+ 33. Kf4 Kg7 34. Na3 Nc3 35. Nd7 Rf7 36. Nc5 Kf6 37. b5 a5 38. b6 Rg7 39. Nc2 Ne2+ 40. Kf3 Ng1+ 41. Kf2 Nxh3+ 42. Kf3 e5 43. dxe5+ Kxe5 44. Nd3+ Kf6 45. Nd4 Rg4 46. Nc5 Ng1+ 47. Kf2 f4 48. Nc2 Nh3+ 49. Kf3 Rg3+ 50. Ke2 f3+ 51. Kd3 f2 52. Nd7+ Ke7 53. Ne5 f1Q+ 54. Kd4 Qd1+ 55. Nd3 Qxc2 56. h5 Qc4+ 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.22"]
[Round "7"]
[White "Gorny, Tomasz"]
[Black "Ratajczak, Mateusz"]
[Result "0-1"]
[ECO "B05"]
[PlyCount "48"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. Nf3 Bg4 6. h3 Bh5 7. Bf4 e6 8. Be2 Be7 9. 0-0 Nc6 10. Nbd2 h6 11. g4 g5 12. Be3 Bg6 13. a3 h5 14. exd6 cxd6 15. b4 hxg4 16. hxg4 f5 17. gxf5 exf5 18. Nb3 f4 19. Bd2 Qd7 20. Nxg5 Bxg5 21. Bg4 Bf5 22. Re1+ Ne7 23. Rxe7+ Bxe7 24. Qe2 Bxg4 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.21"]
[Round "6"]
[White "Ratajczak, Mateusz"]
[Black "Chojnacki, Tomasz"]
[Result "0-1"]
[ECO "D26"]
[PlyCount "60"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 cxd4 7. Nxd4 Be7 8. Nc3 0-0 9. Nce2 Nbd7 10. Ng3 Nb6 11. Bb3 Nbd5 12. e4 Nb6 13. Be3 Bd7 14. Nf3 Bc6 15. Qc2 Rc8 16. Rfd1 Qc7 17. Rac1 Qb8 18. Qb1 Rfd8 19. Bd4 Ba4 20. Be5 Rxc1 21. Rxc1 Bd6 22. Rd1 Bxe5 23. Rxd8+ Qxd8 24. Bxa4 Bxg3 25. hxg3 Nxa4 26. Qc2 Nb6 27. Kf1 Kf8 28. a4 h6 29. Qb3 Qc8 30. e5 Nfd5 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.20"]
[Round "5"]
[White "Kowalczyk, Henryk"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B05"]
[PlyCount "59"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. c4 Nb6 7. 0-0 Be7 8. Nc3 0-0 9. Be3 a6 10. b3 Nc6 11. exd6 cxd6 12. Rc1 Nd7 13. d5 Nce5 14. Nxe5 Bxe2 15. Qxe2 dxe5 16. dxe6 fxe6 17. Rfd1 Qe8 18. Ne4 Rd8 19. Nd6 Bxd6 20. Rxd6 Qg6 21. Rcd1 Rf7 22. Bb6 Rdf8 23. Rxd7 Rxf2 24. Bxf2 h5 25. Rd8 Rxd8 26. Rxd8+ Kh7 27. h3 e4 28. Rd4 Kg8 29. Qxe4 Qf7 30. Rd8+ 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.19"]
[Round "4"]
[White "Ratajczak, Mateusz"]
[Black "Dobrzycka, Anna"]
[Result "1/2-1/2"]
[ECO "A85"]
[PlyCount "33"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 0-0 6. Qc2 h6 7. Bxf6 Bxf6 8. 0-0-0 d6 9. h4 b6 10. e4 Bb7 11. e5 Be7 12. Be2 Nd7 13. d5 exd5 14. e6 Nc5 15. cxd5 Rc8 16. Nd4 g6 17. h5 1/2-1/2

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.18"]
[Round "2"]
[White "Ratajczak, Mateusz"]
[Black "Pawlicki, Dariusz"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "89"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Qc2 h6 7. Bh4 Nbd7 8. Bd3 dxc4 9. Bxc4 Nb6 10. Bd3 Nfd5 11. Bxe7 Qxe7 12. Nge2 Nb4 13. Qd2 Nxd3+ 14. Qxd3 Rd8 15. 0-0 c5 16. Rad1 cxd4 17. Nxd4 Bd7 18. f4 Na4 19. Nxa4 Bxa4 20. b3 Be8 21. Qe4 Rd7 22. Rf3 Rad8 23. Rh3 Rd5 24. g4 Bc6 25. Qc2 e5 26. fxe5 Qxe5 27. Qf2 Qe4 28. Rf1 Qxg4+ 29. Rg3 Qh5 30. Qf6 g5 31. Nf5 Rxf5 32. Qxd8+ Kg7 33. Rxf5 Qg6 34. Rgxg5 hxg5 35. Rxg5 Kh6 36. Rxg6+ Kxg6 37. h4 f6 38. Kf2 a6 39. Kg3 Kf5 40. h5 Kg5 41. Qf8 Kxh5 42. Qxf6 a5 43. Qg7 a4 44. bxa4 Bxa4 45. Kf4 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.18"]
[Round "3"]
[White "Szewczyk, Janusz"]
[Black "Ratajczak, Mateusz"]
[Result "1/2-1/2"]
[ECO "B05"]
[PlyCount "72"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nf3 Bg4 7. Be2 Qe7 8. 0-0 N8d7 9. Re1 0-0-0 10. Bf1 Bxf3 11. gxf3 Qf6 12. Re4 g5 13. a4 a5 14. b4 d5 15. Rg4 Rg8 16. c5 Nc4 17. Bxc4 dxc4 18. Nc3 Ne5 19. Ne4 Nxf3+ 20. Kg2 Nh4+ 21. Kf1 Qf3 22. Bxg5 Qxd1+ 23. Rxd1 Nf3 24. Rg3 Rxd4 25. Rxd4 Nxd4 26. bxa5 h6 27. Bf6 Rxg3 28. hxg3 Nb3 29. Bc3 Nxc5 30. Nxc5 Bxc5 31. g4 Bf8 32. Ke2 Kd7 33. f4 Ke6 34. f5+ Kd5 35. Kf3 Kc5 36. Ke4 Kd6 1/2-1/2

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.17"]
[Round "1"]
[White "Konieczny, Marek"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B03"]
[PlyCount "79"]
[EventDate "2004.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Bd3 Qf6 7. Ne2 Be7 8. Nbc3 Bf5 9. a3 Bxd3 10. Qxd3 0-0 11. 0-0 Qg6 12. Qxg6 fxg6 13. Nb5 Na6 14. b3 c6 15. Nbc3 Rae8 16. Be3 d5 17. c5 Nd7 18. b4 Nc7 19. a4 a6 20. b5 cxb5 21. axb5 Nxb5 22. Nxb5 axb5 23. Rab1 Nf6 24. Rxb5 Ng4 25. Nc3 Nxe3 26. fxe3 Bg5 27. Rxf8+ Kxf8 28. Nxd5 Rd8 29. e4 Rd7 30. Kf2 h5 31. Ke2 Kf7 32. Kd3 Kg8 33. Kc4 Bf6 34. e5 Bg5 35. e6 Rd8 36. Rxb7 Re8 37. e7 Kf7 38. c6 Rc8 39. Kb5 Ke8 40. Nb6 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.13"]
[Round "9"]
[White "Kostecki, Bartosz"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B73"]
[PlyCount "47"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 0-0 8. 0-0 Nc6 9. Nf3 Qc7 10. Qd2 Bg4 11. Nd5 Nxd5 12. exd5 Ne5 13. Nxe5 Bxe2 14. Qxe2 Bxe5 15. c3 Rfe8 16. f4 Bg7 17. f5 Rf8 18. Bg5 Rae8 19. Rae1 Qc5+ 20. Kh1 f6 21. Qe6+ Kh8 22. Be3 Qc4 23. fxg6 hxg6 24. Rf3 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.12"]
[Round "7"]
[White "Krasnik, Andrzej"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "E30"]
[PlyCount "75"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Bg5 b6 7. e4 Qc7 8. Bxf6 gxf6 9. Qd2 e5 10. d5 d6 11. Qh6 Qe7 12. Qg7 Rf8 13. Qxh7 Nd7 14. h4 f5 15. Qxf5 Nf6 16. Qf3 Bg4 17. Qe3 Bh5 18. f3 0-0-0 19. g4 Bg6 20. h5 Rh8 21. Ra2 Bh7 22. Rah2 Nd7 23. g5 Rdg8 24. g6 fxg6 25. hxg6 Rxg6 26. Bh3 Kb7 27. Bf5 Rg7 28. Kd2 Nf8 29. Kc2 Rhg8 30. Bg4 Qg5 31. Qxg5 Rxg5 32. Rxh7+ Nxh7 33. Rxh7+ Kb8 34. Ne2 Rf8 35. Ng3 Rg6 36. Nf5 Re8 37. Ne7 Rg5 38. Nc6+ 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.12"]
[Round "8"]
[White "Ratajczak, Mateusz"]
[Black "Zgarda, Marek"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "81"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 c6 3. Nf3 Nf6 4. e5 Nh5 5. Ng5 g6 6. Qf3 f5 7. exf6 Nxf6 8. Bd3 Bg7 9. 0-0 0-0 10. Qh3 Nh5 11. Nc3 d5 12. Nxe6 Bxe6 13. Qxe6+ Kh8 14. Qg4 Qf6 15. Ne2 Rf7 16. Bd2 Nd7 17. Bb4 b6 18. Rae1 Re8 19. c4 a5 20. Ba3 Bf8 21. Bxf8 Rfxf8 22. Qxd7 Nf4 23. Nxf4 Rxe1 24. Rxe1 Qxf4 25. Rf1 Qxd4 26. Qh3 Kg7 27. Qe3 Qxb2 28. Re1 dxc4 29. Bxc4 b5 30. Qe7+ Kh6 31. Qxf8+ Kh5 32. Qf3+ Kh6 33. Qh3+ Kg7 34. Re7+ Kf6 35. Re6+ Kg7 36. Bf1 Qxa2 37. Rxc6 Qd5 38. Rc7+ Kf6 39. Qxh7 b4 40. Qe7+ Kf5 41. Rc5 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.11"]
[Round "6"]
[White "Zgarda, Jaroslaw"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "67"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 a6 3. Bb2 Nc6 4. e3 e6 5. d4 Nge7 6. dxc5 Qa5+ 7. Nc3 Qxc5 8. Na4 Qa5+ 9. Bc3 Nb4 10. a3 Ned5 11. axb4 Nxb4 12. Nb2 Qc7 13. Qd2 a5 14. Nc4 b6 15. Be5 d6 16. Nxd6+ Bxd6 17. Bxd6 Nxc2+ 18. Kd1 Qc6 19. Rc1 Qd5 20. Rxc2 Qxd2+ 21. Rxd2 Bd7 22. Ne5 f6 23. Nxd7 Kxd7 24. Bb5+ Kc8 25. Rc2+ Kd8 26. Ke2 Rc8 27. Rhc1 Rxc2+ 28. Rxc2 f5 29. Rc7 h5 30. Ra7 Kc8 31. Ra8+ Kb7 32. Rxh8 g6 33. Rh7+ Kc8 34. Bc6 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.10"]
[Round "5"]
[White "Ratajczak, Mateusz"]
[Black "Sobczak, Igor"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "53"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Be3 Bxd4 7. Bxd4 0-0 8. Qd2 b6 9. 0-0-0 Bb7 10. e5 Ng4 11. Qf4 Nh6 12. Bd3 Nxd4 13. Qxd4 Qg5+ 14. Kb1 Bxg2 15. Rhg1 f6 16. f4 Qg4 17. Be4 Qxf4 18. Bd5+ Bxd5 19. Qxf4 fxe5 20. Qxh6 g6 21. Nxd5 Rac8 22. Ne7+ Kh8 23. Nxg6+ Kg8 24. Nxf8+ Kf7 25. Rxd7+ Ke8 26. Qe6+ Kxf8 27. Qg8# 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.09"]
[Round "4"]
[White "Ostrowska, Marta"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "95"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. f4 g6 5. Nf3 Bg7 6. d3 Bxc3+ 7. bxc3 Nge7 8. 0-0 d5 9. Bb3 Qb6 10. Kh1 Bd7 11. Be3 d4 12. Bd2 Na5 13. cxd4 Nxb3 14. axb3 cxd4 15. Be1 a5 16. Bf2 Nc6 17. c3 Qc7 18. Nxd4 Rg8 19. Nb5 Qxf4 20. Bb6 Qe5 21. Nc7+ Ke7 22. Nxa8 Rxa8 23. Qf3 Be8 24. d4 Qb5 25. Bc5+ Kd7 26. b4 a4 27. d5 Ne5 28. dxe6+ fxe6 29. Rad1+ Kc8 30. Qf6 Nd7 31. Qxe6 Ra6 32. Qxe8+ Kc7 33. Rf7 Rd6 34. Bxd6+ Kb6 35. Qxd7 Qxd7 36. Rxd7 h5 37. Bc5+ Ka6 38. R1d6+ Kb5 39. Rxb7+ Kc4 40. Ra7 Kb3 41. b5 h4 42. b6 h3 43. gxh3 g5 44. b7 g4 45. hxg4 Kc2 46. b8Q Kc1 47. Ba3+ Kc2 48. Qb2# 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.09"]
[Round "3"]
[White "Ratajczak, Mateusz"]
[Black "Bogdanska, Katarzyna"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "120"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Be3 Bxd4 7. Bxd4 0-0 8. Bc4 Qe7 9. Bxf6 Qxf6 10. 0-0 d6 11. Nd5 Qd8 12. Re1 Ne7 13. e5 dxe5 14. Rxe5 Ng6 15. Re3 Be6 16. Re4 c6 17. Ne3 Bxc4 18. Rxc4 Qf6 19. c3 Rfd8 20. Rd4 Rxd4 21. Qxd4 Qxd4 22. cxd4 Rd8 23. Nf5 Nf4 24. Rd1 Ne2+ 25. Kf1 Nf4 26. g3 Ne6 27. Ke2 g6 28. d5 Nc5 29. Ne7+ Kf8 30. d6 Ne4 31. Nd5 cxd5 32. Rxd5 Rxd6 33. Rxd6 Nxd6 34. Kd3 Ke7 35. h3 Ke6 36. f3 Kd5 37. b3 b5 38. Kc3 a5 39. a3 Nf5 40. b4 axb4+ 41. Kxb4 Kc6 42. g4 Nd4 43. f4 Ne2 44. f5 gxf5 45. gxf5 f6 46. a4 bxa4 47. Kxa4 Kc5 48. Kb3 Kd4 49. Kc2 Ng3 50. Kd2 h5 51. Ke1 Ke3 52. h4 Nxf5 53. Kf1 Nxh4 54. Kg1 f5 55. Kf1 f4 56. Kg1 Ke2 57. Kh1 f3 58. Kg1 f2+ 59. Kh2 f1Q 60. Kg3 Qf3+ 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.08"]
[Round "2"]
[White "Stefanski, Stefan"]
[Black "Ratajczak, Mateusz"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "61"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 a5 10. a4 Re8 11. h4 h5 12. Bc4 Ne5 13. Bb3 Bd7 14. g4 hxg4 15. f4 Nf3 16. Nxf3 gxf3 17. e5 Ng4 18. Bd4 dxe5 19. Bxe5 Bxe5 20. fxe5 Be6 21. Qf4 Qb6 22. Nd5 Qc6 23. Qxf3 Nxe5 24. Qf4 Bxd5 25. Bxd5 Qc7 26. h5 e6 27. Bb3 Rac8 28. hxg6 fxg6 29. Rde1 Qb6 30. Qxe5 Qxb3 31. Qh8+ 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.07"]
[Round "1"]
[White "Ratajczak, Mateusz"]
[Black "Barlo, Werner"]
[Result "0-1"]
[ECO "B28"]
[PlyCount "88"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 a6 3. Nf3 Nf6 4. d3 d6 5. Nbd2 e5 6. c4 Nc6 7. Nb3 Bg4 8. h3 Bd7 9. Bd2 Be7 10. Be2 0-0 11. Bc3 b5 12. Nbd2 b4 13. Ng5 h6 14. Ngf3 bxc3 15. bxc3 Qc7 16. 0-0 Rfb8 17. Kh2 a5 18. Ng1 Nd8 19. Ndf3 Ne6 20. g3 Rb2 21. d4 cxd4 22. cxd4 exd4 23. Nxd4 Nxd4 24. Qxd4 Rxe2 25. Nxe2 Bc6 26. f3 Nd7 27. Nf4 Bf6 28. Nd5 Bxd5 29. Qxd5 Nb6 30. Qd3 Bxa1 31. Rxa1 Nxc4 32. Rc1 Rc8 33. Qd4 Qc5 34. Qg1 Qxg1+ 35. Kxg1 Nb6 36. Rd1 Rc6 37. Kf2 Kf8 38. Ke3 Ke7 39. h4 f6 40. g4 Nc4+ 41. Kd4 Ne5 42. Ke3 Rc3+ 43. Ke2 Rxf3 44. Rd5 Ra3 0-1

