[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.23"]
[Round "8"]
[White "Piasecki, Andrzej"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "A00"]
[BlackElo "1503"]
[PlyCount "87"]
[EventDate "2011.07.16"]
[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. g4 g6 2. Bg2 d5 3. c4 Nf6 4. g5 Ne4 5. d3 Nd6 6. cxd5 Bg7 7. Nc3 e6 8. h4 exd5 9. Bxd5 c6 10. Bb3 Na6 11. h5 Qa5 12. Bd2 Qc7 13. hxg6 fxg6 14. Nf3 Nc5 15. d4 Ne6 16. e3 Bd7 17. Qc2 0-0-0 18. Bxe6 Bxe6 19. 0-0-0 Rhf8 20. Ne5 Bxe5 21. dxe5 Nc4 22. f4 Rh8 23. Rh2 Qb6 24. b3 Nxe3 25. Qe4 Nxd1 26. Nxd1 Bf5 27. Qb4 Qa6 28. Kb2 Qd3 29. Ne3 Qb1+ 30. Ka3 Rd7 31. Nc4 b6 32. Nd6+ Kc7 33. Qc3 Qf1 34. Nxf5 gxf5 35. e6 Rdd8 36. e7 Rde8 37. Qg7 Qa6+ 38. Kb2 Qc8 39. Rxh7 Rxh7 40. Qxh7 Qd7 41. Bc3 Rxe7 42. Be5+ Kc8 43. Qh6 Qd2+ 44. Ka3 1/2-1/2

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.22"]
[Round "7"]
[White "Stefanski, Stefan"]
[Black "Rydlewski, Marek"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1503"]
[PlyCount "60"]
[EventDate "2011.07.16"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. bxc3 Bd6 11. 0-0 0-0 12. h3 a6 13. Re1 Be6 14. Qh5 f5 15. Bg5 Qe8 16. Qxe8 Raxe8 17. Bd2 e4 18. Bf1 b5 19. Nd4 Bd7 20. a4 Nxd4 21. cxd4 bxa4 22. Bxa6 Ra8 23. Bc4+ Kh8 24. Reb1 Rac8 25. Bb5 Rxc2 26. Bxd7 Rxd2 27. Rxa4 f4 28. Kf1 e3 29. f3 Rd8 30. Be6 Be7 0-1

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.21"]
[Round "6"]
[White "Burzynski, Wladyslaw"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E94"]
[BlackElo "1503"]
[PlyCount "89"]
[EventDate "2011.07.16"]
[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. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nf6 5. e4 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 a6 9. Qc2 Ne8 10. Bg5 f6 11. Bd2 f5 12. Ng5 Ndf6 13. Bd3 f4 14. Nf3 h6 15. h3 g5 16. Nh2 g4 17. hxg4 Nxg4 18. Nxg4 Bxg4 19. f3 Bd7 20. Be1 Qg5 21. Rf2 Nf6 22. Kf1 Nh5 23. Ke2 Ng3+ 24. Kd1 Rab8 25. a4 Bf6 26. b3 b5 27. axb5 axb5 28. Ra7 Rfd8 29. Qa2 bxc4 30. Bxc4 c5 31. Qa5 Bg7 32. Ra2 Qg6 33. Qc7 Qe8 34. Qa5 Nh5 35. Qc7 Rbc8 36. Qb7 Rb8 37. Qa6 Bc8 38. Qc6 Bd7 39. Qxd6 Bf8 40. Qa6 Bc8 41. Qa5 Bb7 42. Nb5 Rd7 43. Nc3 Rbd8 44. Na4 Bc6 45. Nxc5 1-0

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.20"]
[Round "5"]
[White "Choremski, Slawomir"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B84"]
[BlackElo "1503"]
[PlyCount "77"]
[EventDate "2011.07.16"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. 0-0 Be7 8. f4 0-0 9. Kh1 Qc7 10. Nf3 b5 11. a3 Bb7 12. Bd3 Nc6 13. f5 Rad8 14. Bf4 Ng4 15. Ng5 exf5 16. Nd5 Qd7 17. exf5 Nf6 18. Nxf6+ Bxf6 19. Rb1 h6 20. Ne4 Be5 21. Qg4 Kh7 22. Rf3 Bxf4 23. Qxf4 Ne5 24. f6 Kh8 25. fxg7+ Kxg7 26. Rh3 Rh8 27. Qf6+ Kg8 28. Rg3+ Ng6 29. h4 Re8 30. h5 Re6 31. Qf4 Kg7 32. Rf1 Rf8 33. hxg6 f6 34. Rh3 Rh8 35. Nxf6 Qe7 36. Nh5+ Kg8 37. g7 Bxg2+ 38. Kxg2 Qb7+ 39. Rhf3 1-0

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.19"]
[Round "4"]
[White "Stefanski, Stefan"]
[Black "Jedrzejczak, Przemyslaw"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1503"]
[BlackElo "1814"]
[PlyCount "68"]
[EventDate "2011.07.16"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. Be3 Be7 8. Qd2 b5 9. a3 Bb7 10. f3 Nbd7 11. Be2 Rc8 12. g4 Ne5 13. Rg1 Nfd7 14. g5 Nb6 15. 0-0-0 Nec4 16. Qd3 Ne5 17. Qd2 Nbc4 18. Bxc4 Nxc4 19. Qf2 Nxa3 20. Rd2 Nc4 21. Re2 b4 22. Na4 d5 23. b3 Ne5 24. Rd2 Nd7 25. exd5 Bxd5 26. Kb2 Qc7 27. Rd3 0-0 28. f4 Be4 29. Rd2 Nc5 30. Nxc5 Qxc5 31. Ne2 Qc7 32. Nd4 Qc3+ 33. Kb1 Rc5 34. Rc1 Ra5 0-1

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.18"]
[Round "3"]
[White "Stefanski, Stefan"]
[Black "Szymanski, Leszek"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "1503"]
[BlackElo "1840"]
[PlyCount "54"]
[EventDate "2011.07.16"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Nf6 6. f3 d6 7. Qd2 Be7 8. Bb5 Bd7 9. Nc3 a6 10. Bxc6 bxc6 11. g4 c5 12. Nde2 Rb8 13. b3 Bc6 14. h4 d5 15. exd5 exd5 16. Bf4 Rb7 17. Nd1 d4 18. Rh3 Nd5 19. Bg3 0-0 20. h5 Re8 21. Kf2 Bf6 22. Rb1 Rbe7 23. Ng1 Bb5 24. c4 dxc3 25. Nxc3 Bxc3 26. Qg5 Re2+ 27. Nxe2 Qxg5 0-1

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.17"]
[Round "2"]
[White "Stoklosa, Stanislaw"]
[Black "Stefanski, Stefan"]
[Result "0-1"]
[ECO "B54"]
[BlackElo "1503"]
[PlyCount "82"]
[EventDate "2011.07.16"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. 0-0 Nf6 8. Nc3 a6 9. Bg5 Be7 10. Nf3 0-0 11. e5 dxe5 12. Nxe5 Qc7 13. Bxf6 Bxf6 14. f4 Bxe5 15. fxe5 Nc6 16. Re1 Rad8 17. Qh5 Qb6+ 18. Kh1 Qxb2 19. Ne4 Qxe5 20. Ng5 Qf5 21. Rf1 Qg6 22. Qxg6 hxg6 23. Rxf7 Rd5 24. Nxe6 Kxf7 25. Nc7 Rfd8 26. Nxd5 Rxd5 27. Rf1+ Rf5 28. Rd1 Rf2 29. Kg1 Rxc2 30. Rd7+ Kf6 31. Rxb7 Rxa2 32. Rb6 Rc2 33. Rxa6 g5 34. g4 g6 35. h3 Ke5 36. Rb6 Ke4 37. Rb3 Nd4 38. Ra3 Nf3+ 39. Kf1 Kf4 40. h4 gxh4 41. g5 h3 0-1

[Event "Poznan op 20th"]
[Site "Poznan"]
[Date "2011.07.16"]
[Round "1"]
[White "Stefanski, Stefan"]
[Black "Kozlowski, Tomasz"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1503"]
[BlackElo "1958"]
[PlyCount "39"]
[EventDate "2011.07.16"]
[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 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. f3 Nc6 7. Be3 0-0-0 8. Nf4 Qf5 9. Qe2 Nxd4 10. Bxd4 Rxd4 11. Nd3 Nd5 12. 0-0 Nf4 13. Nxf4 Qxf4 14. Nc3 Rd2 15. Qb5 e6 16. Ne4 Rd6 17. Qe8+ Rd8 18. Qb5 f6 19. Nf2 Bd6 20. Rad1 0-1

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.08"]
[Round "9"]
[White "Stefanski, Stefan"]
[Black "Piechowiak, Karolina"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "129"]
[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. Nxd4 Qf6 5. Be3 Bc5 6. c3 Nge7 7. Bc4 d6 8. 0-0 Qg6 9. f3 Bh3 10. Rf2 Be6 11. Nxe6 fxe6 12. Bxc5 dxc5 13. Bb5 a6 14. Bxc6+ Nxc6 15. Na3 Qf6 16. Nc4 Rd8 17. Qc2 b6 18. f4 0-0 19. e5 Qf5 20. Qe2 Qd3 21. Raf1 Qxe2 22. Rxe2 g6 23. Ne3 Ne7 24. Ng4 Kg7 25. Nf6 Ng8 26. Ne4 Rf7 27. g4 Rdf8 28. Ref2 Nh6 29. h3 c4 30. Ng5 Re7 31. Kg2 Ng8 32. Rd1 h6 33. Ne4 Ref7 34. Kg3 Ne7 35. Rd7 Nd5 36. Rxf7+ Rxf7 37. h4 Ne3 38. Nf6 Nd5 39. g5 h5 40. Ne8+ Kf8 41. Nf6 Nxf6 42. exf6 Rd7 43. Kf3 Rd3+ 44. Kg2 a5 45. Rf3 Rd2+ 46. Rf2 Rxf2+ 47. Kxf2 c5 48. a4 Kf7 49. Ke3 Ke8 50. Ke4 Kf8 51. Ke5 Kf7 52. Kd6 Kf8 53. Kc6 e5 54. fxe5 Kf7 55. Kxb6 Ke6 56. Kxa5 Kxe5 57. f7 Kf4 58. f8Q+ Kg4 59. Qxc5 Kxh4 60. Qxc4+ Kxg5 61. b4 h4 62. b5 Kh5 63. b6 g5 64. b7 g4 65. b8Q 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.07"]
[Round "7"]
[White "Chojnacki, Wojciech"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "49"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nc6 7. Nxc6 bxc6 8. 0-0 e6 9. Bg5 Be7 10. Re1 Qc7 11. Qe2 e5 12. Bc4 0-0 13. Rad1 Qb6 14. Bxf6 gxf6 15. Bb3 Kh8 16. Qh5 Be6 17. Re3 Rg8 18. Bxe6 fxe6 19. Rh3 Rg7 20. b3 d5 21. Rdd3 Bb4 22. Rdg3 Rag8 23. Rxg7 Rxg7 24. Qe8+ Rg8 25. Qf7 1/2-1/2

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.07"]
[Round "8"]
[White "Wittig, Zenon"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1677"]
[PlyCount "55"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Nc6 7. Qd2 Nf6 8. f3 Be7 9. 0-0-0 Qc7 10. g4 h6 11. h4 Bd7 12. Be2 0-0-0 13. g5 Ng8 14. f4 g6 15. Bg4 h5 16. Bh3 f5 17. gxf6 Bxf6 18. Nxe6 Bxe6 19. Bxe6+ Kb8 20. Nd5 Qg7 21. Nxf6 Qxf6 22. f5 Qg7 23. Rhg1 Nge7 24. Bb6 Rdf8 25. Qxd6+ Ka8 26. fxg6 Ne5 27. Bd4 Qh6+ 28. Kb1 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.06"]
[Round "6"]
[White "Stefanski, Stefan"]
[Black "Czerwinski, Tymon"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "29"]
[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. Nxd4 d5 5. Nxc6 bxc6 6. exd5 Qxd5 7. Bd2 Qe5+ 8. Qe2 Qxe2+ 9. Bxe2 Bc5 10. 0-0 Ne7 11. Nc3 0-0 12. a3 Be6 13. Bf3 Rad8 14. Bf4 Bd6 15. Be3 1/2-1/2

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.05"]
[Round "5"]
[White "Rusinski, Mateusz"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1898"]
[PlyCount "51"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. g3 Nf6 7. Bg2 e5 8. Nf5 Bxf5 9. exf5 Nc6 10. 0-0 Qc7 11. a4 Rc8 12. Be3 Be7 13. h4 h5 14. Qe2 Ng4 15. Bd2 Nd4 16. Qe4 Nc6 17. Nd5 Qd8 18. b4 Nf6 19. Nxf6+ gxf6 20. c3 Rc7 21. Be3 d5 22. Qxd5 Rd7 23. Qb3 Qc7 24. a5 0-0 25. Rad1 Rfd8 26. Bb6 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.04"]
[Round "4"]
[White "Stefanski, Stefan"]
[Black "Koper, Konrad"]
[Result "1/2-1/2"]
[ECO "B15"]
[BlackElo "1664"]
[PlyCount "113"]
[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. d4 d5 3. Nc3 c6 4. e5 c5 5. Be3 cxd4 6. Bxd4 Nc6 7. Bb5 Bd7 8. f4 Nxd4 9. Bxd7+ Qxd7 10. Qxd4 Nh6 11. Nf3 Be7 12. Qa4 Qxa4 13. Nxa4 b5 14. Nc3 Rc8 15. a3 a6 16. Kd2 Bc5 17. Kd3 Nf5 18. Rae1 Rd8 19. g4 Ne3 20. Rxe3 Bxe3 21. Kxe3 Rc8 22. Kd3 Ke7 23. h4 Rhd8 24. Nd4 Rc4 25. f5 Rcc8 26. Rf1 Rf8 27. g5 Kd7 28. b4 h6 29. a4 hxg5 30. hxg5 Rh8 31. fxe6+ fxe6 32. axb5 Rh3+ 33. Rf3 Rxf3+ 34. Nxf3 axb5 35. Nd4 Rh8 36. Ncxb5 Rh3+ 37. Kd2 Rg3 38. Ke2 Rxg5 39. Nf3 Rg2+ 40. Kd3 g5 41. Ne1 Rg3+ 42. Kd2 Rh3 43. Nd4 g4 44. Ne2 g3 45. Nf4 Rh8 46. Ke2 Rc8 47. Kf3 Rg8 48. Kg2 Ke7 49. Ne2 Kd7 50. Nxg3 Rg4 51. c3 Rc4 52. Ne2 Re4 53. Kf3 Rxe5 54. Nd3 Rh5 55. Nc5+ Kd6 56. Nb7+ Kc6 57. Nc5 1/2-1/2

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.03"]
[Round "3"]
[White "Markowska, Maria"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1764"]
[PlyCount "53"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 e6 7. Qd2 Nf6 8. Be2 Be7 9. 0-0-0 Qc7 10. f4 b5 11. Bf3 Bb7 12. f5 e5 13. Nb3 Na5 14. Kb1 Nc4 15. Qf2 Nxe3 16. Qxe3 Rc8 17. Rd2 0-0 18. g4 h6 19. h4 Nh7 20. g5 hxg5 21. Rg2 f6 22. hxg5 fxg5 23. Bh5 b4 24. Bg6 Qc4 25. Bxh7+ Kf7 26. Bg6+ Kf6 27. Qxg5# 1-0

[Event "Poznan op 19th"]
[Site "Poznan"]
[Date "2010.08.01"]
[Round "1"]
[White "Stefanski, Stefan"]
[Black "Zgarda, Jakub"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1906"]
[PlyCount "42"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qc7 6. Nf3 Bg4 7. h3 Bh5 8. g4 Bg6 9. Bg2 Nf6 10. Ne5 Nbd7 11. f4 e6 12. Qe2 Bxc2 13. f5 Nxe5 14. dxe5 Nd5 15. fxe6 Nb4 16. exf7+ Qxf7 17. Be3 0-0-0 18. Bf3 Bd3 19. Qg2 Nc2+ 20. Kf2 Nxe3 21. Kxe3 Bc5+ 0-1

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.26"]
[Round "9"]
[White "Sokur, Ivan"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "83"]
[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 c5 2. Nc3 e6 3. Bc4 d6 4. Nf3 Nc6 5. d3 g6 6. Bg5 Be7 7. Be3 Bf6 8. Bd2 Nge7 9. 0-0 0-0 10. Bb5 a6 11. Bxc6 Nxc6 12. Qc1 Kh8 13. h3 Nd4 14. Qd1 Bg7 15. Re1 b5 16. e5 b4 17. Ne4 Bb7 18. c3 bxc3 19. bxc3 Nxf3+ 20. gxf3 Bxe4 21. fxe4 dxe5 22. Be3 Rc8 23. c4 f5 24. exf5 exf5 25. Rb1 f4 26. Bc1 Qg5+ 27. Qg4 Qxg4+ 28. hxg4 Rc6 29. f3 Rd8 30. Rb3 Rf8 31. Bb2 Re6 32. a4 h5 33. gxh5 gxh5 34. Re2 Kh7 35. Rg2 Rg6 36. Rxg6 Kxg6 37. Rb6+ Rf6 38. a5 Bf8 39. Bxe5 Be7 40. Bxf6 Bxf6 41. Rxa6 Kf7 42. Rxf6+ 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.25"]
[Round "8"]
[White "Stefanski, Stefan"]
[Black "Piechocki, Bronislaw"]
[Result "1/2-1/2"]
[ECO "B73"]
[BlackElo "1530"]
[PlyCount "70"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be2 c5 7. 0-0 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. Kh1 Qc7 11. Rb1 Bb7 12. Bf3 Rab8 13. Re1 e6 14. e5 dxe5 15. fxe5 Nd5 16. Nxd5 cxd5 17. Bf4 Rbc8 18. c3 Qc4 19. Bg3 Qxa2 20. Qe2 Qa6 21. Qxa6 Bxa6 22. Ra1 Rc6 23. Ra3 Rb8 24. b4 Rbc8 25. h4 R8c7 26. Rea1 Bb5 27. Rxa7 Rxc3 28. Ra8+ Rc8 29. R1a5 Rxa8 30. Rxa8+ Bf8 31. Bf2 Kg7 32. h5 gxh5 33. Bxh5 Bd3 34. Bh4 Bxb4 35. Bf6+ Kh6 1/2-1/2

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.25"]
[Round "7"]
[White "Tuzel, Szymon"]
[Black "Stefanski, Stefan"]
[Result "0-1"]
[ECO "B62"]
[PlyCount "51"]
[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 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Bc4 e6 7. 0-0 Nf6 8. Bg5 Be7 9. Bd3 0-0 10. Nf3 h6 11. Bxh6 Nh7 12. Bxg7 Kxg7 13. h3 Rg8 14. Re1 Ne5 15. Nxe5 dxe5 16. Re3 Kf8 17. Qh5 Nf6 18. Qxe5 Bd6 19. Qxd6+ Qxd6 20. e5 Qc6 21. Ne4 Nd5 22. Rf3 Nb4 23. Rd1 Nxd3 24. Rdxd3 Qxe4 25. Rd8+ Ke7 26. Rxg8 0-1

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.24"]
[Round "6"]
[White "Stefanski, Stefan"]
[Black "Zgarda, Marek"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "75"]
[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. Nxd4 Nxd4 5. Qxd4 Nf6 6. Nc3 c5 7. Qe3 b6 8. f3 Bb7 9. Bd2 Qc7 10. 0-0-0 0-0-0 11. Nb5 Qb8 12. Bc3 Nh5 13. b3 Be7 14. Be2 h6 15. f4 a6 16. Na3 Nf6 17. Bf3 d5 18. Be5 Bd6 19. Bxd6 Rxd6 20. e5 d4 21. Qe2 Bxf3 22. Qxf3 Rd5 23. exf6 Rf5 24. Qc6+ Qc7 25. Qxc7+ Kxc7 26. fxg7 Rg8 27. Rhe1 Kd7 28. c3 Rxg7 29. cxd4 cxd4 30. Rxd4+ Kc6 31. Red1 Rg6 32. Nc4 Rc5 33. Kb1 Kb5 34. a3 a5 35. a4+ Kb4 36. Kb2 Rh5 37. Ne5+ Kc5 38. Nxg6 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.22"]
[Round "4"]
[White "Stefanski, Stefan"]
[Black "Piasecki, Andrzej"]
[Result "1/2-1/2"]
[ECO "B00"]
[PlyCount "55"]
[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 b6 2. Nf3 Ba6 3. d3 d5 4. exd5 Qxd5 5. Nc3 Qb7 6. Be3 Nc6 7. Be2 0-0-0 8. a3 e5 9. Qc1 Nd4 10. Bxd4 exd4 11. Ne4 f6 12. 0-0 Nh6 13. Nfd2 Qa8 14. Bf3 Bb7 15. Qd1 f5 16. Ng5 Bxf3 17. Ndxf3 Qd5 18. Re1 Bd6 19. c4 dxc3 20. bxc3 Rhe8 21. Qd2 Ng4 22. c4 Qg8 23. Rxe8 Qxe8 24. h3 Nf6 25. Re1 Qd7 26. Ne5 Bxe5 27. Rxe5 Re8 28. Re2 1/2-1/2

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.22"]
[Round "5"]
[White "Ziemkowski, Slawomir"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E67"]
[PlyCount "85"]
[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 g6 2. c4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. Bg5 h6 10. Bxf6 Bxf6 11. Qd2 Bg7 12. Rad1 c6 13. Ne4 Qc7 14. Nd6 Rd8 15. b4 Nf8 16. c5 Be6 17. a3 Rab8 18. Nh4 b6 19. Qc3 Rd7 20. Rd2 bxc5 21. Qxc5 Rbd8 22. Rfd1 Rc8 23. Nxc8 Rxd2 24. Ne7+ Qxe7 25. Rxd2 Qg5 26. Nf3 Qf5 27. Qc2 Qf6 28. Qxc6 Qf5 29. e4 Qf6 30. b5 Qe7 31. Qd6 Qb7 32. Qc6 Qe7 33. a4 Qa3 34. Qc2 f5 35. exf5 Bxf5 36. Qa2+ Qxa2 37. Rxa2 Be6 38. Rd2 e4 39. Nd4 Bd5 40. Nc6 Bxc6 41. bxc6 Ne6 42. Bxe4 Nc7 43. Bxg6 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.21"]
[Round "3"]
[White "Stefanski, Stefan"]
[Black "Snihur, Adam"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "72"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be7 9. Bxf6 gxf6 10. Nd5 0-0 11. c3 f5 12. Nxe7+ Qxe7 13. Bd3 fxe4 14. Bxe4 Bd7 15. Nc4 Be6 16. Nb6 Rab8 17. Qh5 f5 18. Bd5 Bxd5 19. Nxd5 Qf7 20. Qxf7+ Kxf7 21. 0-0-0 Ke6 22. Rd2 Rfc8 23. Rhd1 Nd4 24. Nb4 Rc4 25. Kb1 Nc6 26. Nd5 Ne7 27. Nb6 Rc6 28. Nd5 Nxd5 29. Rxd5 Rd8 30. R5d3 d5 31. Rh3 e4 32. f4 exf3 33. Rxf3 Rf8 34. Rh3 f4 35. Re1+ Kf6 36. Rf1 Kg5 0-1

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.20"]
[Round "2"]
[White "Grabianowski, Krystian"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E85"]
[WhiteElo "1875"]
[PlyCount "101"]
[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 g6 2. c4 d6 3. Nc3 Bg7 4. e4 Nf6 5. f3 0-0 6. Nge2 Nbd7 7. Be3 e5 8. d5 b6 9. Qd2 Ne8 10. g4 Nc5 11. Ng3 f5 12. gxf5 gxf5 13. Bg5 Bf6 14. Bh6 Bg7 15. Bg5 Bf6 16. h4 f4 17. Nh5 Bxg5 18. hxg5 Kh8 19. g6 Rg8 20. Nxf4 Rg7 21. Nh5 Rxg6 22. Qh2 Rh6 23. Qd2 Rg6 24. f4 exf4 25. Nxf4 Rg4 26. 0-0-0 Qg5 27. Nh3 Qxd2+ 28. Rxd2 Nxe4 29. Nxe4 Rxe4 30. Ng5 Re1+ 31. Rd1 Rxd1+ 32. Kxd1 Bg4+ 33. Kd2 Bf5 34. Bh3 Bxh3 35. Rxh3 Nf6 36. Rf3 Nd7 37. Rf7 Ne5 38. Rxh7+ Kg8 39. Rxc7 a6 40. Ne4 Rd8 41. Nf6+ Kf8 42. Kc3 Rb8 43. Rh7 Rd8 44. Ne4 Nf7 45. Rh1 Ke7 46. Kd4 b5 47. b3 bxc4 48. bxc4 Rc8 49. Rh7 Kf8 50. Rxf7+ Ke8 51. Nxd6+ 1-0

[Event "Poznan op-B 18th"]
[Site "Poznan"]
[Date "2009.07.19"]
[Round "1"]
[White "Zgarda, Jakub"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1868"]
[PlyCount "81"]
[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. Nf3 d6 2. b4 g6 3. Bb2 e5 4. d4 f6 5. dxe5 fxe5 6. Nxe5 Bg7 7. Nc6 Qd7 8. Bxg7 Qxg7 9. Qd4 Qxd4 10. Nxd4 Ne7 11. e4 Bd7 12. Bc4 a6 13. Nc3 Nbc6 14. Nxc6 Nxc6 15. Nd5 0-0-0 16. 0-0 Rhf8 17. a4 Ne5 18. Be2 Kb8 19. b5 a5 20. b6 cxb6 21. Nxb6 Bc6 22. f3 Nd7 23. Nc4 Ne5 24. Nxa5 Bd7 25. Rfb1 Bc8 26. Rb6 Rf7 27. Rab1 Rc7 28. f4 Nd7 29. Nc6+ Ka8 30. Nxd8 Nxb6 31. Rxb6 Rxc2 32. Kf2 Bg4 33. Nxb7 Bxe2 34. Nxd6 Ka7 35. Rb7+ Ka6 36. Rxh7 g5 37. f5 Bc4+ 38. Kf3 g4+ 39. Kxg4 Rxg2+ 40. Kf3 Bf1 41. f6 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.27"]
[Round "9.28"]
[White "Miedziarek, Jarosz"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1766"]
[PlyCount "59"]
[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. d4 g6 2. c4 d6 3. Nf3 Bg7 4. e3 Nf6 5. Nc3 0-0 6. Be2 Nbd7 7. b3 e5 8. dxe5 dxe5 9. e4 c6 10. 0-0 Qe7 11. Qc2 a5 12. Rd1 Nh5 13. g3 f5 14. exf5 gxf5 15. Nh4 Qf7 16. Nf3 Qg6 17. Nh4 Qf7 18. Rb1 Nc5 19. Ba3 b6 20. Qd2 Re8 21. Qg5 Nf6 22. Nxf5 Bxf5 23. Qxf5 e4 24. Bxc5 bxc5 25. Na4 e3 26. f3 Rad8 27. Nxc5 Bf8 28. Nd3 a4 29. Ne5 Qe6 30. Qxe6+ 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.26"]
[Round "8"]
[White "Stefanski, Stefan"]
[Black "Jablonski, Grzegorz"]
[Result "1/2-1/2"]
[ECO "B01"]
[BlackElo "1650"]
[PlyCount "42"]
[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 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 e6 6. Bg5 Be7 7. Be2 Nbd7 8. 0-0 0-0 9. Re1 h6 10. Bh4 c6 11. Qd2 Nd5 12. Bxe7 Qxe7 13. Nxd5 cxd5 14. Rad1 Qd6 15. Bd3 a6 16. Ne5 Nxe5 17. dxe5 Qd8 18. c4 b6 19. cxd5 exd5 20. Be4 Bg4 21. Bf3 Bxf3 1/2-1/2

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.25"]
[Round "7"]
[White "Wawrzyszko, Marian"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "A53"]
[PlyCount "38"]
[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 d6 3. Nf3 Nbd7 4. Bf4 c5 5. e3 e6 6. Bd3 Be7 7. 0-0 0-0 8. Nc3 Nh5 9. Ne2 Nxf4 10. Nxf4 Qb6 11. Qc2 g6 12. Rab1 Qc7 13. a3 a5 14. Be4 Nf6 15. Nd2 Rb8 16. Bf3 b6 17. a4 Bb7 18. b3 e5 19. dxe5 dxe5 1/2-1/2

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.24"]
[Round "6"]
[White "Stefanski, Stefan"]
[Black "Walaszyk, Zbigniew"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "53"]
[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 Nxd4 4. Nxd4 exd4 5. Qxd4 c5 6. Qd1 Be7 7. g3 b6 8. Bg2 Bb7 9. 0-0 Nf6 10. Nc3 0-0 11. Re1 Re8 12. Bf4 a6 13. e5 Bxg2 14. Kxg2 h6 15. exf6 Bxf6 16. Rxe8+ Qxe8 17. Qe1 Qxe1 18. Rxe1 Bxc3 19. bxc3 c4 20. Rd1 Ra7 21. Be3 Rb7 22. f4 b5 23. a3 f6 24. Rd6 f5 25. Rb6 Rxb6 26. Bxb6 Kf7 27. Kf3 1-0

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.23"]
[Round "5"]
[White "Polaski, Mieczyslaw"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "49"]
[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 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d6 8. 0-0 e6 9. Qf3 Be7 10. e5 Nd5 11. Nxd5 cxd5 12. Bf4 Qc7 13. Rfe1 0-0 14. Qg3 Rd8 15. Bh6 g6 16. h4 dxe5 17. Rxe5 Bd6 18. f4 f5 19. Ree1 Bf8 20. Qg5 Bxh6 21. Qxh6 Qg7 22. Qg5 Rf8 23. b3 Qf6 24. Qh6 Qg7 25. Qxg7+ 1/2-1/2

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.22"]
[Round "4"]
[White "Stefanski, Stefan"]
[Black "Kaczmarek, Piotr"]
[Result "0-1"]
[ECO "B02"]
[BlackElo "1935"]
[PlyCount "86"]
[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. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 c5 6. c3 Nc6 7. Bb5 Qxg2 8. Qf3 Qxf3 9. Nxf3 cxd4 10. Nxd4 Bd7 11. Be3 a6 12. Bxc6 bxc6 13. Nb3 e5 14. Bc5 Bxc5 15. Nxc5 Ke7 16. Rg1 g6 17. Rd1 Rhd8 18. b4 Be6 19. Nxe6 Rxd1+ 20. Kxd1 Kxe6 21. Kc2 a5 22. Kb3 a4+ 23. Kc4 Rd8 24. Kc5 Rd2 25. c4 Kd7 26. Kb6 f5 27. b5 cxb5 28. cxb5 Rxf2 29. Kb7 Rxa2 30. Rd1+ Ke6 31. b6 Rb2 32. Ka7 e4 33. b7 f4 34. b8Q Rxb8 35. Kxb8 e3 36. Rd4 Ke5 37. Rxa4 e2 38. Ra1 f3 39. Re1 Ke4 40. Rb1 f2 41. Rb4+ Kf3 42. Rb3+ Kg2 43. Rg3+ Kxh2 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.21"]
[Round "3"]
[White "Schmidtke, Christian"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "B56"]
[PlyCount "103"]
[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 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb5 Bd7 6. Be3 Nf6 7. Nc3 a6 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. 0-0 e6 11. Bg5 Be7 12. Qf3 Qc7 13. Rfe1 0-0 14. Qg3 Rfe8 15. Bh6 g6 16. e5 Nh5 17. Qe3 Rab8 18. b3 dxe5 19. Qxe5 Qxe5 20. Rxe5 Bf6 21. Rc5 Rec8 22. Rd1 Ng7 23. Ne4 Be7 24. Ra5 Nf5 25. Bf4 Rd8 26. Rxd8+ Rxd8 27. f3 Nd4 28. Kf2 f5 29. Ng5 h6 30. Nh3 g5 31. Be5 Nxc2 32. Rxa6 Rd2+ 33. Kf1 Ne3+ 34. Ke1 Rxg2 35. Rxc6 Bb4+ 36. Bc3 Bxc3+ 37. Rxc3 f4 38. a4 Nd5 39. Rc8+ Kf7 40. Nf2 Nb4 41. Rb8 Nc2+ 42. Kf1 Ne3+ 43. Ke1 Rxh2 44. a5 Nc2+ 45. Kf1 Ne3+ 46. Ke1 Rg2 47. a6 Rg1+ 48. Ke2 Ra1 49. Rb7+ Kg6 50. a7 Nd5 51. b4 Ra2+ 52. Kd3 1/2-1/2

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.20"]
[Round "2"]
[White "Stefanski, Stefan"]
[Black "Nawrocki, Przemyslaw"]
[Result "0-1"]
[ECO "B90"]
[BlackElo "1997"]
[PlyCount "58"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 Qb6 7. Nb3 e6 8. Qe2 Nbd7 9. Be3 Qc7 10. g4 h6 11. h4 b5 12. Rg1 Ne5 13. Qf2 Nfd7 14. f4 Nc4 15. Bxc4 Qxc4 16. Qe2 Qxe2+ 17. Kxe2 b4 18. Nd1 Bb7 19. Nf2 Rc8 20. Rac1 Be7 21. g5 hxg5 22. hxg5 Rh2 23. Kd3 Nc5+ 24. Nxc5 dxc5 25. Kc4 Bc6 26. c3 Bb5+ 27. Kb3 c4+ 28. Kc2 Ba4+ 29. Kb1 bxc3 0-1

[Event "Poznan op-B 17th"]
[Site "Poznan"]
[Date "2008.07.19"]
[Round "1"]
[White "Ancuta, Adam"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "B66"]
[WhiteElo "1857"]
[PlyCount "42"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Nc6 8. 0-0-0 h6 9. Bh4 Be7 10. f4 Qc7 11. Bxf6 gxf6 12. g4 Bd7 13. h4 Nxd4 14. Qxd4 b5 15. Be2 Bc6 16. g5 e5 17. Qd3 exf4 18. gxf6 Bxf6 19. Qxd6 Qxd6 20. Rxd6 Bxc3 21. Rxc6 Bd4 1/2-1/2

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.29"]
[Round "9.30"]
[White "Stefanski, Stefan"]
[Black "Rachanski, Mieczyslaw"]
[Result "1/2-1/2"]
[ECO "B77"]
[BlackElo "1600"]
[PlyCount "22"]
[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. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be3 Bd7 7. f3 g6 8. Qd2 Bg7 9. Bc4 0-0 10. g4 e6 11. h4 h5 1/2-1/2

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.28"]
[Round "8.34"]
[White "Manicki, Aleksander"]
[Black "Stefanski, Stefan"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1600"]
[PlyCount "56"]
[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. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. h3 Bg7 5. Nf3 0-0 6. Qd2 Re8 7. Bh6 Bh8 8. 0-0-0 Nc6 9. a3 e5 10. d5 Ne7 11. e4 Bd7 12. g4 a6 13. Be2 b5 14. b4 a5 15. g5 axb4 16. gxf6 bxc3 17. Qxc3 Bxf6 18. Qb4 Ra4 19. Qb2 Qa8 20. Rd3 b4 21. c4 bxa3 22. Qa2 Rb8 23. Rb3 Rxb3 24. Qxb3 a2 25. Kb2 a1Q+ 26. Rxa1 Rxa1 27. Bd2 Ra7 28. Bb4 c5 0-1

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.27"]
[Round "7.31"]
[White "Stefanski, Stefan"]
[Black "Starzynski, Pawel"]
[Result "0-1"]
[ECO "D40"]
[BlackElo "1600"]
[PlyCount "72"]
[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. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Nf3 0-0 8. Bd3 dxc4 9. Bxc4 Nbd7 10. 0-0 Nb6 11. Bb3 Nfd5 12. Bxe7 Nxe7 13. Re1 Nbd5 14. Qe2 b6 15. Rad1 Bb7 16. Ne5 Rc8 17. Qc2 a6 18. Ng4 Ng6 19. g3 Nxc3 20. bxc3 Qc7 21. Re3 Qc6 22. f3 Rfd8 23. c4 Rd7 24. d5 exd5 25. cxd5 Qc5 26. Qf2 Rcd8 27. Ne5 Nxe5 28. Rxe5 Re7 29. Rxe7 Qxe7 30. d6 Qf6 31. Bd5 Rxd6 32. Qe2 Qd8 33. Bb3 Rxd1+ 34. Qxd1 Qxd1+ 35. Bxd1 Bd5 36. a3 b5 0-1

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.26"]
[Round "6.31"]
[White "Polaski, Mieczyslaw"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "1400"]
[PlyCount "115"]
[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 e6 3. Bc4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. e5 Qa5+ 8. Bd2 Qxe5+ 9. Be3 Qxb2 10. Nd2 Qb7 11. 0-0 d5 12. Bd3 Bd6 13. Bg5 Be7 14. Re1 0-0 15. Nf3 h6 16. Bh4 Re8 17. Ne5 Nd7 18. Rb1 Qc7 19. Bg3 Nxe5 20. Bxe5 Bd6 21. Qh5 Bxe5 22. Rxe5 Kf8 23. Rb4 f6 24. Re3 Re7 25. Qg6 f5 26. Qh7 Ke8 27. Rf3 Qe5 28. Kf1 a5 29. Rb1 Kd8 30. Qg8+ Kc7 31. Re3 Qd6 32. Rg3 Bb7 33. Qh7 Qd7 34. Qg6 Ba6 35. Qh5 Bxd3+ 36. Rxd3 Rb8 37. Rdb3 Rxb3 38. Rxb3 c5 39. Qd1 c4 40. Rb1 e5 41. Qd2 Qa4 42. Qxd5 Qc6 43. Qxa5+ Kd7 44. Qa7+ Ke8 45. Qb8+ Kf7 46. Rd1 c3 47. Qb3+ Kg6 48. Rd3 Rd7 49. Rxd7 Qxd7 50. g3 Qd1+ 51. Kg2 Qd4 52. Qe6+ Kh7 53. Qxf5+ Kg8 54. Qe6+ Kh7 55. Qb3 e4 56. a4 e3 57. fxe3 Qxe3 58. Kh3 1/2-1/2

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.25"]
[Round "5.33"]
[White "Stefanski, Stefan"]
[Black "Bozenda, Michal"]
[Result "1/2-1/2"]
[ECO "B13"]
[BlackElo "1000"]
[PlyCount "66"]
[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. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Bf5 6. Qb3 Nc6 7. Nf3 Na5 8. Qa4+ Bd7 9. Qd1 Nxc4 10. Bxc4 dxc4 11. 0-0 e6 12. Bg5 Be7 13. Re1 0-0 14. Ne5 Rc8 15. a4 a6 16. Qe2 Bc6 17. Red1 Bd5 18. Bh4 Qc7 19. f4 Rfe8 20. g4 Nd7 21. Bxe7 Rxe7 22. g5 Nxe5 23. dxe5 Rd7 24. f5 Rcd8 25. f6 Qc5+ 26. Kf1 g6 27. h4 Bc6 28. h5 Rxd1+ 29. Rxd1 Rxd1+ 30. Qxd1 Bd5 31. hxg6 hxg6 32. Qg4 Qe3 33. Nxd5 Qd3+ 1/2-1/2

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.24"]
[Round "4.18"]
[White "Litwin, Barbara"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "1827"]
[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. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Nd2 Ne8 10. b4 a5 11. bxa5 Rxa5 12. a4 b6 13. Ba3 f5 14. Bb4 Ra8 15. Nb3 Nf6 16. f3 f4 17. a5 g5 18. axb6 cxb6 19. Rxa8 h5 20. Nb5 Ne8 21. Qa1 Nc7 22. Nxc7 Qxc7 23. Qa7 Qd8 24. Rb8 Qe8 25. Bxd6 Rf7 26. Qa8 Kh7 27. c5 Qd7 28. Bxe7 Rxe7 29. Rxc8 1-0

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.23"]
[Round "3.15"]
[White "Stefanski, Stefan"]
[Black "Beker, Cezary"]
[Result "1/2-1/2"]
[ECO "B33"]
[BlackElo "1845"]
[PlyCount "26"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Qa5+ 10. Bd2 Qd8 11. Bg5 Qa5+ 12. Bd2 Qd8 13. Bg5 Qa5+ 1/2-1/2

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.22"]
[Round "2"]
[White "Graczykowski, Przemyslaw"]
[Black "Stefanski, Stefan"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "66"]
[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. d4 g6 2. Nf3 Bg7 3. e4 d6 4. Bc4 Nf6 5. Nc3 0-0 6. 0-0 e5 7. Be3 Nc6 8. Qd2 Na5 9. Be2 Nc6 10. Bh6 Bg4 11. Bxg7 Kxg7 12. d5 Bxf3 13. dxc6 Bxe2 14. cxb7 Rb8 15. Qxe2 Rxb7 16. b3 Nh5 17. Qa6 Qb8 18. Nd5 Nf6 19. Nxf6 Kxf6 20. f4 exf4 21. Rxf4+ Kg7 22. Raf1 Rb6 23. Qc4 f6 24. Qc3 Qd8 25. a4 Qe7 26. a5 Rb5 27. b4 c5 28. Qd3 Rxb4 29. c3 Ra4 30. Qb5 Rxe4 31. Rxe4 Qxe4 32. Qd7+ Rf7 33. Qxd6 Qe5 0-1

[Event "Poznan op-B 16th"]
[Site "Poznan"]
[Date "2007.07.21"]
[Round "1.6"]
[White "Stefanski, Stefan"]
[Black "Piechota, Pawel"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "1998"]
[PlyCount "69"]
[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. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 Nxc3 10. bxc3 Qc7 11. d5 Ne5 12. Bb5+ Nd7 13. 0-0 a6 14. Bd3 Nc5 15. Qc2 Nxd3 16. Qxd3 Rc8 17. Bd2 Qc4 18. Qe4 Rc5 19. d6 Qxe4 20. fxe4 exd6 21. Rfe1 Be7 22. Rac1 Bg5 23. f4 Bh4 24. Re2 Kd7 25. Be3 Rc4 26. Bd4 Rhc8 27. Bxg7 Rg8 28. Rg2 Rxe4 29. Bh6 Rxg2+ 30. Kxg2 Re2+ 31. Kh3 Bf6 32. Rb1 Kc6 33. f5 Rd2 34. Kg3 Be5+ 35. Kg4 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.24"]
[Round "9"]
[White "Gawiejnowicz, Stanislaw"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E94"]
[PlyCount "115"]
[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 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 0-0 6. Nf3 Nbd7 7. 0-0 e5 8. Bg5 c6 9. d5 c5 10. Nd2 h5 11. a4 a6 12. a5 Qe8 13. h3 Nh7 14. Be3 f5 15. f3 f4 16. Bf2 Ndf6 17. Na4 Nd7 18. Qc2 Qd8 19. Nb3 Qg5 20. Kh2 Qd8 21. g3 Bh6 22. Rg1 Qf6 23. Rg2 Rf7 24. Rag1 Rg7 25. Qd1 Rb8 26. Qc2 b5 27. axb6 Nxb6 28. Nc3 Nf8 29. Ra1 fxg3+ 30. Bxg3 Bf4 31. Rh1 Bxg3+ 32. Rxg3 h4 33. Rg2 Nh7 34. Qd2 g5 35. Na5 Bd7 36. Rf1 Na4 37. Nxa4 Bxa4 38. b3 Be8 39. Ra1 Rb6 40. Bd1 Bh5 41. Qe3 Rf7 42. Rf2 g4 43. hxg4 Bxg4 44. Rg2 h3 45. Rxg4+ Kh8 46. Be2 Qd8 47. Rag1 Rf8 48. Qh6 Qf6 49. Qxf6+ Nxf6 50. Rh4+ Nh7 51. Rxh3 Rbb8 52. Rg6 Rbd8 53. Rhh6 Rf7 54. Rxd6 Rdf8 55. Rh3 Rg8 56. Nc6 Rfg7 57. Bf1 Rg1 58. Rdh6 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.23"]
[Round "8"]
[White "Stefanski, Stefan"]
[Black "Kowalczyk, Henryk"]
[Result "1/2-1/2"]
[ECO "B32"]
[PlyCount "43"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N5c3 Nf6 7. Bg5 h6 8. Bxf6 Qxf6 9. Nd5 Qd8 10. Nd2 a6 11. Nb3 Be7 12. Nxe7 Qxe7 13. Qd2 0-0 14. f3 Be6 15. 0-0-0 Rfd8 16. g4 d5 17. h4 f6 18. g5 fxg5 19. hxg5 hxg5 20. Rh5 Rac8 21. Kb1 Nd4 22. Bd3 1/2-1/2

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.22"]
[Round "7"]
[White "Warczynski, Janusz"]
[Black "Stefanski, Stefan"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "101"]
[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 Nf6 2. c4 d6 3. Nc3 g6 4. Nf3 Bg7 5. e4 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Bg5 h6 11. Bh4 Qe8 12. h3 g5 13. Bg3 Nh5 14. Nh2 Nf4 15. Bg4 f5 16. Bxf5 Bxf5 17. exf5 Qd7 18. Bxf4 gxf4 19. a3 a4 20. Ne4 Qxf5 21. Rfe1 Nb3 22. Rab1 Nd4 23. Qd3 Kh8 24. Nf3 Nxf3+ 25. Qxf3 Rf7 26. Qg4 Qh7 27. b4 Rg8 28. Qf3 Bf8 29. c5 Be7 30. Rbc1 Rfg7 31. g3 fxg3 32. Nf6 gxf2+ 33. Kxf2 Bxf6 34. Qxf6 Qg6 35. Qxg6 Rxg6 36. Rg1 Rf6+ 37. Ke3 Rgf8 38. Rg3 Rf2 39. cxd6 cxd6 40. Rc7 R2f7 41. Rxf7 Rxf7 42. Rg6 Rd7 43. Rxh6+ Kg7 44. Re6 Kf7 45. h4 Rc7 46. Kd2 Rc4 47. h5 Rd4+ 48. Ke3 Rxd5 49. Rg6 e4 50. Kxe4 Rxh5 51. Rxd6 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.21"]
[Round "6"]
[White "Dziedzic, Ferdynand"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E72"]
[PlyCount "99"]
[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. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 Nf6 5. d4 0-0 6. e4 Nbd7 7. Nf3 e5 8. d5 Nc5 9. Bg5 Qe8 10. Bxf6 Bxf6 11. b4 Nd7 12. h3 Bg7 13. 0-0 f5 14. Ng5 Nf6 15. exf5 gxf5 16. Nb5 Qe7 17. Rb1 a6 18. Na3 h6 19. Nf3 Ne4 20. Qd3 Nf6 21. Qc2 Nh5 22. Nh4 Qf6 23. c5 e4 24. cxd6 cxd6 25. Nc4 Qd8 26. a4 b5 27. axb5 axb5 28. Na5 Bd7 29. Nc6 Qe8 30. Rbc1 e3 31. Kh2 Bf6 32. Nxf5 Bxf5 33. Qxf5 Bg5 34. Qg4 Rxf2 35. Rxf2 exf2 36. Rf1 Qe3 37. Qxh5 Kg7 38. h4 Bf6 39. Qg4+ Kh8 40. Qf3 Bd4 41. Nxd4 Qxd4 42. Rxf2 Rg8 43. Qf6+ Qxf6 44. Rxf6 Rg4 45. Rxh6+ Kg7 46. Rxd6 Rxb4 47. Rb6 Rb2 48. d6 Kf8 49. Kh3 Ke8 50. Bc6+ 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.20"]
[Round "5"]
[White "Stefanski, Stefan"]
[Black "Wesolowski, Edgar"]
[Result "1/2-1/2"]
[ECO "B78"]
[PlyCount "102"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 d6 8. Bc4 Bd7 9. Qd2 0-0 10. 0-0-0 a6 11. h4 h5 12. g4 hxg4 13. f4 e5 14. Nxc6 Bxc6 15. f5 Nxe4 16. Nxe4 Bxe4 17. fxg6 d5 18. gxf7+ Rxf7 19. Bxd5 Bxd5 20. Qxd5 Qxd5 21. Rxd5 Raf8 22. Rdd1 Rf3 23. Bg5 R8f7 24. Rhg1 g3 25. Rg2 Kh7 26. Rdg1 Rf1+ 27. Kd2 Rxg1 28. Rxg1 Rf2+ 29. Kd3 e4+ 30. Kxe4 Rxc2 31. Rxg3 Rxb2 32. a3 b5 33. Rd3 b4 34. axb4 Rxb4+ 35. Kd5 a5 36. Ra3 a4 37. Ke6 Bb2 38. Rd3 Rb7 39. Rd1 Rc7 40. Kd6 Rc2 41. Ke6 a3 42. Rd7+ Kg6 43. Ra7 Re2+ 44. Kd5 Re1 45. Be7 Ra1 46. Kc4 Bf6 47. Ra6 Rf1 48. Kb3 a2 49. Bxf6 Rxf6 50. h5+ Kxh5 51. Ra5+ Kg4 1/2-1/2

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.19"]
[Round "4"]
[White "Stefanski, Stefan"]
[Black "Partyka, Malgorzata"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "54"]
[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. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Nf3 Bg4 7. Be2 0-0-0 8. c3 e5 9. c4 Qe4 10. d5 Bxf3 11. gxf3 Bb4+ 12. Bd2 Bxd2+ 13. Qxd2 Qd4 14. Bd3 Ne7 15. Rd1 c6 16. Qc2 Qf4 17. Be4 Rd6 18. dxc6 Rxd1+ 19. Qxd1 Nxc6 20. 0-0 Nd4 21. Re1 Rd8 22. Qa4 Kb8 23. Qb4 Nxf3+ 24. Kf1 Nd2+ 25. Kg1 Nxe4 26. Re2 Rd1+ 27. Re1 Qxf2+ 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.18"]
[Round "3"]
[White "Dobrzycka, Anna"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "94"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f3 Qb6 8. Qd2 Bb4 9. 0-0-0 Qa5 10. Nb3 Bxc3 11. Nxa5 Bxd2+ 12. Bxd2 0-0 13. Nc4 d5 14. Nb6 Rb8 15. exd5 exd5 16. Bf4 Be6 17. Bxb8 Rxb8 18. Na4 Rc8 19. a3 Bf5 20. Nb6 Rd8 21. Bd3 Be6 22. Rd2 Rd6 23. Bc4 Na5 24. b4 Rxb6 25. bxa5 Rc6 26. Bb3 Rc5 27. c4 Rxa5 28. Kb2 g6 29. Rhd1 dxc4 30. Rd8+ Kg7 31. Bc2 c3+ 32. Kxc3 Rxa3+ 33. Kb2 Ra2+ 34. Kb1 Ra5 35. Bd3 Nd5 36. Kb2 Ne3 37. Ra1 Rc5 38. Rb8 Rc7 39. g3 h5 40. Be4 Bd5 41. Bxd5 Nxd5 42. Ra3 g5 43. Ra5 Rd7 44. Kb3 f6 45. Ra1 Nb6 46. f4 gxf4 47. gxf4 Nd5 1/2-1/2

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.18"]
[Round "2"]
[White "Stefanski, Stefan"]
[Black "Wojciak, Pawel"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "171"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Bf5 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Qb6 9. Qxd5 Bxf3 10. Qxf3 e6 11. Bb5+ Nc6 12. Bxc6+ bxc6 13. 0-0 Be7 14. Na4 Qc7 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Rac1 0-0 18. Rfd1 Qb4 19. b3 Rad8 20. Qc3 Qa3 21. Qb2 Qd6 22. Nc5 Qd5 23. Qc3 e5 24. Qc4 Qxc4 25. Rxc4 Rd5 26. Rcc1 Rfd8 27. Kf1 exd4 28. Rd3 g6 29. b4 a5 30. Ne4 Re5 31. Nf6+ Kg7 32. Rxc6 axb4 33. Ng4 Ra5 34. Rc2 Re8 35. f3 h5 36. Nf2 Rd8 37. Rcd2 Rad5 38. Rb2 Rb8 39. a3 Rdb5 40. Rxb4 Rxb4 41. axb4 Rxb4 42. Ne4 f5 43. Nd2 Kf6 44. f4 Ke6 45. Ke2 Kd5 46. Ra3 Ke6 47. Ra6+ Kf7 48. Rd6 d3+ 49. Ke3 g5 50. fxg5 Rg4 51. g6+ Kg7 52. Kf3 h4 53. Rxd3 Kxg6 54. Rd8 Kf6 55. Rf8+ Ke5 56. Re8+ Kf6 57. Kf2 Kg7 58. Nf3 Rb4 59. Re7+ Kg6 60. Re8 Rb2+ 61. Re2 Rb4 62. Re6+ Kg7 63. Rd6 Rb2+ 64. Rd2 Rb4 65. Ke3 Re4+ 66. Kd3 Kf6 67. Rf2 Rf4 68. Rb2 Ra4 69. Kc3 Rg4 70. h3 Re4 71. Rb4 Re2 72. Nxh4 Kg5 73. Nf3+ Kf6 74. Rb6+ Kg7 75. Rb2 Re3+ 76. Kd4 Re4+ 77. Kd5 Kh6 78. Ne5 Kg5 79. Rf2 Kf6 80. Nd7+ Kg6 81. g4 Re3 82. gxf5+ Kf7 83. Ne5+ Kg7 84. f6+ Kf8 85. f7 Rxh3 86. Nd7+ 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2004.07.17"]
[Round "1"]
[White "Hemmerling, Jaroslaw"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "103"]
[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 c5 2. Nf3 e6 3. g3 g6 4. Bg2 Bg7 5. d4 Ne7 6. 0-0 cxd4 7. Nxd4 Nbc6 8. Nb5 d5 9. exd5 exd5 10. Bxd5 0-0 11. Bg2 Qb6 12. Qe2 a6 13. N5a3 Be6 14. c3 Rfe8 15. Be3 Qc7 16. Bf4 Qa5 17. Nc4 Bxc4 18. Qxc4 Rac8 19. Nd2 Nd4 20. Qd3 Ne6 21. Bxb7 Nxf4 22. gxf4 Rcd8 23. Nb3 Qc7 24. Qxa6 Rd6 25. Qa4 Rb8 26. Bg2 Rf6 27. Rfe1 Nd5 28. Bxd5 Rxf4 29. Re8+ Rxe8 30. Qxe8+ Bf8 31. Bg2 Rg4 32. h3 Rg5 33. Qe4 Qd7 34. Qf3 Rf5 35. Rd1 Qe7 36. Qe3 Re5 37. Qd4 Qe6 38. Qd7 Re1+ 39. Bf1 Qe2 40. Rxe1 Qxe1 41. Qd2 Qe5 42. Qe3 Qf6 43. a4 Bd6 44. a5 Bf4 45. Qc5 Bd6 46. Qd5 Qf4 47. Bc4 Qh2+ 48. Kf1 Qxh3+ 49. Ke1 Kg7 50. Qxd6 Qh1+ 51. Kd2 Qh6+ 52. Kc2 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.13"]
[Round "9"]
[White "Stefanski, Stefan"]
[Black "Rys, Krzysztof"]
[Result "0-1"]
[ECO "C41"]
[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 d6 5. Be3 Nf6 6. Nc3 Bd7 7. Be2 Be7 8. 0-0 0-0 9. h3 a6 10. Qd2 Nxd4 11. Bxd4 h6 12. Rad1 Nh7 13. f4 Qc8 14. Qe1 Re8 15. Qg3 f6 16. e5 Bc6 17. exf6 Bxf6 18. Bxf6 Nxf6 19. Bd3 Qd7 20. Qg6 Re3 21. Bf5 Qf7 22. Rde1 Rae8 23. Rxe3 Rxe3 24. Kf2 Re7 25. Qg3 Qc4 26. Qd3 Qc5+ 27. Kg3 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.12"]
[Round "7"]
[White "Kolendo, Tomasz"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2002"]
[PlyCount "110"]
[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 e6 3. g3 d6 4. Bg2 Nc6 5. d3 g6 6. Be3 Bg7 7. Qd2 Nd4 8. Nd1 Bd7 9. c3 Nc6 10. Ne2 e5 11. 0-0 h5 12. f4 h4 13. f5 hxg3 14. hxg3 Bh6 15. fxg6 fxg6 16. d4 Qe7 17. b4 exd4 18. cxd4 cxb4 19. Nf4 Qg7 20. d5 Ne5 21. Qxb4 Bxf4 22. Rxf4 Nd3 23. Qd4 Qxd4 24. Bxd4 Nxf4 25. Bxh8 Nxg2 26. Kxg2 Kf7 27. Rc1 Rc8 28. Rxc8 Bxc8 29. Bd4 a6 30. Ne3 b5 31. Kf3 Nf6 32. Bxf6 Kxf6 33. Nc2 Ke5 34. Ke3 g5 35. Nd4 g4 36. Nc6+ Kf6 37. Kd4 Bd7 38. Na5 Bc8 39. a3 Ke7 40. e5 dxe5+ 41. Kxe5 Kd7 42. d6 Kd8 43. Kd5 Kd7 44. Ke5 Kd8 45. Nb3 Bd7 46. Kd5 Kc8 47. Kc5 Kd8 48. Kb6 Bc8 49. Nc5 Ke8 50. Kc7 Bf5 51. Nxa6 Kf7 52. Kc6 Be4+ 53. Kxb5 Ke6 54. Nc5+ Ke5 55. Nxe4 Kxe4 1-0

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.12"]
[Round "8"]
[White "Stefanski, Stefan"]
[Black "Partyka, Pawel"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "60"]
[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 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d3 Nc6 6. Nf3 Bg4 7. Be2 e6 8. Be3 0-0-0 9. 0-0 h5 10. h3 Bf5 11. Qd2 f6 12. c4 Qd7 13. Rfd1 Bb4 14. Qc2 g5 15. a3 Be7 16. Ne1 Nd4 17. Bxd4 Qxd4 18. Nf3 Qd6 19. Ne1 g4 20. h4 g3 21. fxg3 Qxg3 22. c5 Qe3+ 23. Kh1 Bxc5 24. Nf3 Rhg8 25. Qd2 Qf2 26. Rg1 Qg3 27. d4 Be4 28. Qe1 Bxd4 29. Qxg3 Rxg3 30. Nxd4 Rh3# 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.11"]
[Round "6"]
[White "Stefanski, Stefan"]
[Black "Andrzejewska, Anna"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1940"]
[PlyCount "44"]
[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 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 Be7 11. Re1 c6 12. a3 Be6 13. Rb1 Re8 14. b4 Qc7 15. Qd2 Ng4 16. Bf4 Bd6 17. Bxd6 Qxd6 18. g3 Rad8 19. f4 c5 20. f5 Bd7 21. Qg5 Ne5 22. Bb5 Nf3+ 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.10"]
[Round "5"]
[White "Ostrowska, Dominika"]
[Black "Stefanski, Stefan"]
[Result "0-1"]
[ECO "B85"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. 0-0 Nf6 8. Be3 Be7 9. f4 d6 10. Qe1 0-0 11. Kh1 Bd7 12. Qg3 Nxd4 13. Bxd4 Bc6 14. Bd3 b5 15. a3 Qb7 16. Rae1 b4 17. axb4 Qxb4 18. Qe3 Ng4 19. Qg3 Qxd4 20. Qxg4 g6 21. Qg3 Qg7 22. f5 e5 23. Bc4 Kh8 24. Bd5 Rac8 25. Rf3 g5 26. f6 Bxf6 27. Ref1 Bxd5 28. Rxf6 Be6 29. R1f3 Rb8 30. b3 Rbc8 31. Qe1 g4 32. Rf1 Rg8 33. g3 Rc7 34. R1f2 Rgc8 35. Ne2 Rxc2 36. Qd1 Qg5 37. Rxe6 fxe6 38. Qxd6 Qg8 39. Qxe5+ Qg7 40. Qxe6 R2c7 41. Kg2 0-1

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.09"]
[Round "3"]
[White "Litwin, Barbara"]
[Black "Stefanski, Stefan"]
[Result "1/2-1/2"]
[ECO "E95"]
[PlyCount "40"]
[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 d6 3. Nc3 g6 4. e4 Nbd7 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 e5 8. Re1 Re8 9. Bf1 Nh5 10. d5 a5 11. Rb1 Nc5 12. a3 f5 13. Nd2 f4 14. b4 axb4 15. axb4 Na6 16. Ra1 Bd7 17. Ba3 c5 18. dxc6 bxc6 19. c5 dxc5 20. bxc5 Nc7 1/2-1/2

[Event "Poznan op-B"]
[Site "Poznan"]
[Date "2003.07.09"]
[Round "4"]
[White "Stefanski, Stefan"]
[Black "Bielawski, Szymon"]
[Result "1/2-1/2"]
[ECO "B14"]
[PlyCount "58"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Nf3 0-0 8. Bd3 Nc6 9. cxd5 Nxd5 10. Bxe7 Ndxe7 11. 0-0 Qb6 12. Qc2 h6 13. Rad1 Nb4 14. Qb3 Nxd3 15. Qxb6 axb6 16. Rxd3 Nd5 17. Nxd5 exd5 18. a3 Bd7 19. Rc1 Rfc8 20. Rdc3 Rxc3 21. Rxc3 Rc8 22. Ne5 Rxc3 23. bxc3 Bc6 24. f4 f6 25. Nd3 Kf7 26. Kf2 g6 27. Kf3 Ba4 28. h4 Bd1+ 29. Ke3 h5 1/2-1/2

[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 "Opolski, Wojciech"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "59"]
[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 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 Nc6 6. c4 Ndb4 7. d5 exd5 8. cxd5 Nd4 9. Nxd4 cxd4 10. Bc4 Qb6 11. 0-0 Be7 12. a3 Na6 13. b4 0-0 14. d6 Bd8 15. Qg4 Kh8 16. Bb2 f5 17. Qxd4 Nb8 18. Qf4 Nc6 19. Nd2 h6 20. h4 Kh7 21. Nf3 a6 22. g4 Nxb4 23. axb4 Bxh4 24. Nxh4 g5 25. Qg3 gxh4 26. Qxh4 Qxb4 27. Qe7+ Kg6 28. Qxf8 Qxc4 29. Qxf5+ Kg7 30. e6+ 1-0

[Event "Poznan Pocztowiec-ch op-B"]
[Site "Poznan"]
[Date "1999.??.??"]
[Round "3"]
[White "Stefanski, Stefan"]
[Black "Huchwajda, Grzegorz"]
[Result "1/2-1/2"]
[ECO "B45"]
[PlyCount "101"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. Nxc6 bxc6 8. Bd3 d5 9. e5 Nd7 10. f4 c5 11. Bd2 c4 12. Be2 Bb7 13. Nb5 Bc5 14. c3 a6 15. Nd4 0-0 16. 0-0 Qc7 17. Kh1 Rfb8 18. b3 cxb3 19. axb3 Bxd4 20. cxd4 a5 21. b4 axb4 22. Rxa8 Bxa8 23. Qb3 Qb6 24. Be3 Qa5 25. Bc1 Bc6 26. Bd1 Bb5 27. Rf2 Bc4 28. Qa4 Qxa4 29. Bxa4 Nb6 30. Bd1 b3 31. Bb2 Ra8 32. Bc3 Na4 33. Ba1 Rb8 34. Bb2 Nxb2 35. Rxb2 Ra8 36. Rb1 Ra2 37. h4 b2 38. Bc2 Kf8 39. Kg1 Ra1 40. Kf2 Rxb1 41. Bxb1 Ke7 42. g4 Kd7 43. Ke3 Kc6 44. Kd2 g6 45. g5 Kb5 46. Kc3 Bf1 47. Ba2 Bg2 48. Kxb2 Kb4 49. Bb3 Be4 50. Ba2 Bd3 51. Bb3 1/2-1/2

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "2"]
[White "Drozdzynski, Daniel"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B24"]
[PlyCount "101"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 e6 5. d3 Nc6 6. Nge2 Be7 7. 0-0 0-0 8. f4 Rb8 9. Be3 Bd7 10. Bf2 b5 11. a3 Qc7 12. Qd2 Ng4 13. Rac1 Nxf2 14. Rxf2 Bf6 15. g4 b4 16. axb4 cxb4 17. Nd1 Nd4 18. Kh1 Qb6 19. Ng3 Bh4 20. Ne3 f5 21. g5 Bxg3 22. hxg3 Bc6 23. Re1 Qc7 24. Qd1 g6 25. g4 fxe4 26. dxe4 Nb5 27. f5 exf5 28. gxf5 Rbe8 29. Nd5 Qd8 30. Nf6+ Rxf6 31. gxf6 Qxf6 32. Qg4 g5 33. e5 Bxg2+ 34. Kxg2 Rxe5 35. Rxe5 Qxe5 36. Qxg5+ Qg7 37. Qg3 Kf7 38. Qxg7+ Kxg7 39. Kf3 d5 40. Kf4 Kf6 41. Rd2 d4 42. Re2 Nc7 43. Rh2 Kg7 44. Ke5 Ne8 45. Kxd4 a5 46. b3 Nd6 47. Ke5 Nf7+ 48. Ke6 Ng5+ 49. Ke7 h6 50. f6+ Kg6 51. Rg2 1-0

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "6"]
[White "Iks, M."]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "117"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d3 a6 5. a4 e6 6. Be2 Nc6 7. Be3 Be7 8. 0-0 0-0 9. Qd2 Ng4 10. Bg5 f6 11. Bf4 Nge5 12. h3 Nxf3+ 13. Bxf3 Nd4 14. Qd1 Rb8 15. Na2 f5 16. Be3 Nxf3+ 17. Qxf3 fxe4 18. Qxe4 d5 19. Qe5 Bd7 20. b3 Bf6 21. Qg3 Bxa1 22. Rxa1 Qf6 23. Rb1 h6 24. Bxc5 Rfc8 25. Bd6 Ra8 26. Be5 Qf7 27. c4 dxc4 28. dxc4 b5 29. Nc3 Bc6 30. axb5 axb5 31. cxb5 Bb7 32. Na4 Rc2 33. b6 Rd8 34. Bf4 Qf6 35. Be5 Qf7 36. Bf4 Rf8 37. Be3 Qf6 38. Nc5 Qe7 39. b4 Kh7 40. Nxb7 Qxb7 41. Bc5 Rf5 42. Qc7 Qe4 43. Rf1 Rg5 44. g3 e5 45. Kh2 Rxg3 46. Kxg3 Qf4+ 47. Kg2 Qe4+ 48. Kg1 Qg6+ 49. Kh2 Qf5 50. b7 Rc3 51. f3 Qf4+ 52. Kg2 Qg5+ 53. Kh1 Rc2 54. Rg1 Rh2+ 55. Kxh2 Qf4+ 56. Kg2 Qd2+ 57. Bf2 Qg5+ 58. Kf1 Qc1+ 59. Qxc1 1-0

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "4"]
[White "Kaczmarek, Piotr"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "E77"]
[PlyCount "63"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. f4 d6 2. d4 g6 3. e4 Bg7 4. Nf3 Nd7 5. c4 c5 6. d5 Ngf6 7. Nc3 0-0 8. Be2 Nb6 9. 0-0 e6 10. Qc2 exd5 11. cxd5 Re8 12. a4 a5 13. Bd2 Bd7 14. Rae1 Rc8 15. Bb5 Ng4 16. Bxd7 Nxd7 17. Nb5 Qb6 18. Bc3 Ndf6 19. h3 Nh6 20. g4 Nhxg4 21. hxg4 Nxg4 22. Bxg7 Kxg7 23. Qc3+ Kg8 24. e5 dxe5 25. fxe5 Rcd8 26. Nd6 Re7 27. Nc4 Qa6 28. d6 Ree8 29. Ng5 Rf8 30. e6 fxe6 31. Nxe6 Rxf1+ 32. Rxf1 1-0

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "9"]
[White "Opolski, Wojciech"]
[Black "Stefanski, Stefan"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "59"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. e5 e6 4. d4 cxd4 5. cxd4 Nc6 6. Bd3 Bb4+ 7. Nc3 h6 8. Nf3 Nge7 9. 0-0 a6 10. Ne2 Bd7 11. Nf4 0-0 12. Bc2 g6 13. Qd3 Be8 14. Nh5 Kh7 15. Qe3 Ng8 16. Nf6+ Kg7 17. Nxg8 Kxg8 18. Qxh6 f5 19. exf6 Qxf6 20. Ng5 Qe7 21. Bxg6 Rf6 22. Bh7+ Kh8 23. Qh4 Kg7 24. Bd3 Rh6 25. Qg4 Kh8 26. Nf7+ Bxf7 27. Bxh6 Rg8 28. Qh3 Qe8 29. Bg5+ Kg7 30. Bh6+ 1-0

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "1"]
[White "Stefanski, Stefan"]
[Black "Fojudzki, Marcin"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "72"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. g4 Rc8 10. Qd2 Be7 11. Be2 b5 12. g5 Nh5 13. Nd5 Bxd5 14. exd5 Nb6 15. Na5 Nxd5 16. Nb7 Qc7 17. Qxd5 Rb8 18. Nxd6+ Bxd6 19. 0-0-0 Rd8 20. Qe4 0-0 21. Kb1 Rfe8 22. Bd3 g6 23. Qg4 Rb8 24. Rc1 a5 25. c3 Qe7 26. Rhe1 b4 27. c4 b3 28. c5 bxa2+ 29. Kxa2 Qb7 30. b4 e4 31. Rb1 Qd5+ 32. Rb3 a4 33. Bc2 axb3+ 34. Bxb3 Ra8+ 35. Kb2 Be5+ 36. Kc2 Qd3+ 0-1

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "8"]
[White "Stefanski, Stefan"]
[Black "Lipinski, Tomasz"]
[Result "1/2-1/2"]
[ECO "B15"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng5 h6 6. N5f3 Bg4 7. Be2 e6 8. Ne5 Bf5 9. Ngf3 Nbd7 10. Nxd7 Nxd7 11. 0-0 Bd6 12. Bd3 Bg4 13. h3 Bxf3 14. Qxf3 Qh4 15. c3 Nf6 16. Re1 0-0-0 17. Be3 Rhf8 18. b4 Nd5 19. Bd2 Bf4 20. Bxf4 Qxf4 21. Qxf4 Nxf4 22. Bf1 Nd5 23. Rac1 g5 24. a4 Nc7 25. b5 cxb5 26. axb5 b6 27. Ra1 Kb8 28. Ra3 Rd7 29. Rea1 Nd5 30. Be2 Rc8 31. Rc1 Nf4 32. Bf3 Rxd4 33. Rxa7 1/2-1/2

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "3"]
[White "Stefanski, Stefan"]
[Black "Owczarzak, P."]
[Result "0-1"]
[ECO "B00"]
[PlyCount "132"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 a6 3. Nf3 b5 4. Bd3 Bb7 5. 0-0 Nf6 6. Bg5 Be7 7. Nbd2 0-0 8. a3 d6 9. Rc1 Nbd7 10. c4 bxc4 11. Rxc4 Nxe4 12. Bxe7 Qxe7 13. Nxe4 d5 14. Rxc7 dxe4 15. Rxb7 exf3 16. Qxf3 Qd6 17. Rd1 a5 18. Qe3 Nb6 19. Rc1 Nd5 20. Qf3 Nf6 21. Rd1 Rfb8 22. Rxb8+ Rxb8 23. Qe2 Qb6 24. Rd2 Rd8 25. Qd1 Kh8 26. h3 Qxd4 27. Qf3 Rc8 28. Qe2 Rc1+ 29. Kh2 Qd6+ 30. g3 Qb8 31. Bb5 Qa8 32. f3 Qa7 33. Qg2 Qb8 34. a4 Nh5 35. Qf2 h6 36. f4 Nf6 37. Rd4 Qc8 38. Bd3 Ra1 39. Qd2 Qc6 40. Qg2 Qxg2+ 41. Kxg2 Ra2 42. Rd8+ Ng8 43. Rb8 Rxa4 44. b3 Rb4 45. Rxb4 axb4 46. Kf3 Nf6 47. g4 Kg8 48. Ke3 Nd5+ 49. Ke4 Kf8 50. Bc4 Nc3+ 51. Kd4 Ke7 52. Kc5 Na2 53. Bd3 Nc3 54. Bc4 Na2 55. Bd3 f6 56. Bb1 Nc3 57. Bd3 Nd5 58. f5 Nf4 59. Bc2 exf5 60. gxf5 Nxh3 61. Kxb4 Kd6 62. Kc4 Kc7 63. b4 Kb6 64. b5 h5 65. Bd1 h4 66. Bg4 Ng5 0-1

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "5"]
[White "Stefanski, Stefan"]
[Black "Skrzypczak, Michal"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "55"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 g5 8. a3 Qa5 9. Bd2 Nxc3 10. bxc3 Bxc3 11. Rd1 Qxe5+ 12. Ne2 Bxd2+ 13. Rxd2 Nc6 14. g3 h5 15. Qc4 b6 16. Bg2 Bb7 17. 0-0 Na5 18. Qd3 0-0-0 19. Bxb7+ Nxb7 20. Qa6 Kb8 21. Rfd1 Nc5 22. Qb5 Qc7 23. a4 h4 24. g4 h3 25. Nd4 Ne4 26. Rd3 Nc3 27. Nc6+ dxc6 28. Rxd8+ 0-1

[Event "Poznan op"]
[Site "Poznan"]
[Date "1995.??.??"]
[Round "7"]
[White "Stefanski, Stefan"]
[Black "Szymanski, Bronislaw"]
[Result "1/2-1/2"]
[ECO "B75"]
[PlyCount "70"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nf6 8. f3 Nc6 9. g4 Nxd4 10. Bxd4 e5 11. Be3 0-0 12. 0-0-0 Ne8 13. h4 Be6 14. h5 Qc7 15. hxg6 fxg6 16. Be2 Rd8 17. Bh6 b5 18. Kb1 Rf7 19. Nd5 Qb7 20. Bxg7 Rxg7 21. c4 Bxd5 22. cxd5 Rc8 23. Rc1 Rxc1+ 24. Rxc1 Rc7 25. Rc3 Qc8 26. Rxc7 Qxc7 27. Qc3 Qxc3 28. bxc3 Nc7 29. Kb2 Kf7 30. Kb3 Ke7 31. a4 Kd7 32. Kb4 Kc8 33. Bf1 Kb7 34. Be2 bxa4 35. Kxa4 Kb6 1/2-1/2

