[Event "POL-ch Rapid"]
[Site "Lublin"]
[Date "2024.10.05"]
[Round "3"]
[White "Dobrowolski, Piotr"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2384"]
[BlackElo "2005"]
[PlyCount "94"]
[EventDate "2024.10.05"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 b6 8. Qe2 a5 9. a4 Ba6 10. Bb5 Qc8 11. 0-0 Nc6 12. c4 Bxb5 13. axb5 Nb4 14. cxd5 Nxd5 15. Ne4 h6 16. Be3 Nxe3 17. Qxe3 Qb7 18. Rfd1 0-0 19. Nd6 Bxd6 20. exd6 Qd5 21. dxc5 Qxc5 22. Qxc5 bxc5 23. Nd2 Rfb8 24. Nc4 Rxb5 25. Ra3 a4 26. Rda1 Rb4 27. b3 Rab8 28. Rxa4 Rxb3 29. Kf1 Kf8 30. Ra7 R3b7 31. Rxb7 Rxb7 32. Ra8+ Rb8 33. Ra7 Ke8 34. Rc7 Kd8 35. Na5 Ke8 36. Nc6 Ra8 37. Ke2 f6 38. f4 Nb6 39. Re7+ Kf8 40. Rxe6 c4 41. Kd2 Rc8 42. Nd4 Nd5 43. d7 c3+ 44. Kc1 Rd8 45. Rd6 Nxf4 46. Nc6 Ne2+ 47. Kc2 g6 1-0

[Event "POL-ch Rapid"]
[Site "Lublin"]
[Date "2024.10.05"]
[Round "5"]
[White "Nasuta, Grzegorz"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2545"]
[BlackElo "2005"]
[PlyCount "69"]
[EventDate "2024.10.05"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 Nf5 8. dxc5 Bxc5 9. Bd3 Nfe7 10. Nbd2 a5 11. Nb3 Bb6 12. a4 Qb8 13. Re1 Ng6 14. Qe2 Bc7 15. Bxg6 hxg6 16. Bf4 b6 17. Bg3 Rh5 18. Nbd4 Nxd4 19. Nxd4 Bd8 20. c4 dxc4 21. Qxc4 Kf8 22. Rad1 Be8 23. Nb5 Be7 24. Nd6 Ra7 25. Nxe8 Qxe8 26. Rd3 Kg8 27. Red1 Kh7 28. h3 Bc5 29. Rd8 Qe7 30. Qb5 Rc7 31. Re8 Qg5 32. Rdd8 Qc1+ 33. Kh2 Rxh3+ 34. gxh3 g5 35. Qd3+ 1-0

[Event "Wroclaw Radzikowska Blitz op"]
[Site "Wroclaw"]
[Date "2022.11.04"]
[Round "9"]
[White "Kowalczuk, Mikolaj"]
[Black "Razin, Vadim"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2003"]
[BlackElo "2407"]
[PlyCount "84"]
[EventDate "2022.11.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. e3 a6 6. Nge2 Ba7 7. 0-0 h5 8. d4 h4 9. Bxc6+ bxc6 10. dxe5 Bh3 11. exd6 Bxf1 12. Qxf1 Qxd6 13. b3 Nf6 14. Bb2 hxg3 15. hxg3 Ng4 16. Qg2 0-0-0 17. Qf3 Ne5 18. Qf5+ Kb8 19. Ne4 Qh6 20. Kf1 Nd3 21. Bd4 Bxd4 22. Nxd4 Qh1+ 23. Ke2 Qxa1 24. Kxd3 Qxa2 25. Kc3 Qa1+ 26. Kc2 Rxd4 27. exd4 Qxd4 28. Nc3 Rd8 29. Qf4 Qd3+ 30. Kb2 Qd2+ 31. Qxd2 Rxd2+ 32. Ka3 Rxf2 33. Ne4 Rg2 34. Kb4 f5 35. Nc5 Rxg3 36. Nxa6+ Kc8 37. Nc5 Re3 38. Ka5 f4 39. b4 Ra3+ 40. Na4 f3 41. b5 f2 42. Kb4 Rxa4+ 0-1

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "6"]
[White "Kowalczuk, Mikolaj"]
[Black "Hasterok, Mateusz"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1945"]
[BlackElo "2088"]
[PlyCount "91"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 e6 5. Nc3 Bd6 6. Bg3 0-0 7. Nf3 c6 8. Qb3 b6 9. Be2 Re8 10. 0-0 Bxg3 11. hxg3 Nbd7 12. cxd5 cxd5 13. Bb5 a6 14. Bc6 Rc8 15. Bb7 Bd3 16. Bxc8 Bxf1 17. Bxd7 Bc4 18. Qc2 Qxd7 19. b3 Bb5 20. Nxb5 Qxb5 21. Rc1 Ne4 22. Qc6 f6 23. a4 Qxc6 24. Rxc6 Kf7 25. Rxb6 Rc8 26. Rb7+ Kg6 27. Nh4+ Kh6 28. g4 Rc1+ 29. Kh2 Nxf2 30. g3 Nxg4+ 31. Kg2 Nxe3+ 32. Kf3 Rc3 33. Ke2 Ng4 34. Rb6 Rxg3 35. b4 Re3+ 36. Kd2 Ra3 37. a5 Kg5 38. Ng2 Ra2+ 39. Kc3 Rxg2 40. Rxa6 Rg3+ 41. Kb2 Ne3 42. b5 Nc4+ 43. Kc2 Ra3 44. Ra7 Rxa5 45. Rxg7+ Kf5 46. Rxh7 0-1

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "8"]
[White "Kowalczuk, Mikolaj"]
[Black "Piekielny, Pawel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1945"]
[BlackElo "2099"]
[PlyCount "60"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 d5 6. Nbd2 Bd6 7. Bg3 0-0 8. Bd3 Re8 9. Ne5 Bxe5 10. dxe5 Nd7 11. f4 c4 12. Bc2 Qb6 13. Nf3 Qxb2 14. 0-0 Qxc3 15. Bxh7+ Kxh7 16. Ng5+ Kg6 17. Qb1+ Qd3 18. Qe1 Nc5 19. h4 f6 20. Rd1 Qf5 21. h5+ Kxh5 22. Kf2 fxg5 23. Qe2+ Kg6 24. Ke1 g4 25. Bh4 Nb4 26. Rh1 Nbd3+ 27. Kf1 Bd7 28. Rb1 Nxf4 29. exf4 Qxb1+ 30. Be1 Qd3 0-1

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "2"]
[White "Kowalczuk, Mikolaj"]
[Black "Reza, Wojciech"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1945"]
[BlackElo "2273"]
[PlyCount "106"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. d5 d6 4. Nc3 e5 5. Bg5 h6 6. Bd2 e4 7. Bf4 Bf5 8. e3 Be7 9. h3 0-0 10. g4 Bh7 11. h4 Bg6 12. h5 Bh7 13. g5 hxg5 14. Bxg5 Nfd7 15. Bxe7 Qxe7 16. h6 g5 17. Qh5 Na6 18. Nh3 f6 19. Rg1 Ne5 20. 0-0-0 Bg6 21. Qe2 Nf3 22. Rg3 Kh7 23. Bg2 Nh4 24. Bh1 Nc7 25. Rdg1 Qe5 26. Rg4 Bh5 27. Bxe4+ Kh8 28. Qd3 Bxg4 29. Rxg4 f5 30. Rxh4 gxh4 31. Bf3 Rf6 32. Nf4 Rxh6 33. a4 Rg8 34. Nce2 h3 35. Ng3 h2 36. Bh1 Rg5 37. c3 a6 38. Kd2 Kg8 39. Qf1 Qe8 40. Qd3 Qd7 41. b3 b5 42. a5 Kf8 43. Kc2 Ke8 44. e4 fxe4 45. Nxe4 Rg1 46. Ng3 Rxh1 47. Nxh1 Qh7 48. Kd2 Qxd3+ 49. Kxd3 Rh4 50. Ke3 Rg4 51. Ne2 Nxd5+ 52. Kf3 Rg1 53. Neg3 Nxc3 0-1

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "4"]
[White "Kowalczyk, Rafal"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2268"]
[BlackElo "1945"]
[PlyCount "70"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Nf3 cxd4 8. cxd4 a5 9. Nc3 Nb6 10. 0-0 g6 11. Qe2 a4 12. a3 Na5 13. Be3 Nb3 14. Rad1 Bd7 15. g4 h5 16. h3 hxg4 17. hxg4 Rc8 18. Kg2 Nc4 19. Bf2 Nxa3 20. Rh1 Rg8 21. Rh7 Be7 22. Rdh1 Nc4 23. Bh4 Qb6 24. Qf2 a3 25. Bxe7 Nxb2 26. Bd6 Nxd3 27. Rh8 Nxf4+ 28. Kg3 Nh5+ 29. R8xh5 gxh5 30. Ne2 Rxg4+ 31. Kh3 Rc2 32. Ng5 f5 33. exf6 Qxd6 34. f7+ Kd8 35. f8Q+ Kc7 1-0

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "7"]
[White "Zerebiec, Maurycy"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1789"]
[BlackElo "1945"]
[PlyCount "101"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. c4 e6 2. e4 d5 3. exd5 exd5 4. d4 Nf6 5. Nf3 Bb4+ 6. Nc3 0-0 7. Be2 dxc4 8. 0-0 Bg4 9. Bg5 Be7 10. Bxc4 Nc6 11. d5 Nxd5 12. Bxd5 Bxg5 13. Bxc6 bxc6 14. Qxd8 Bxd8 15. Ne5 Be6 16. Nxc6 Bf6 17. Rfd1 a5 18. Nd4 Rab8 19. b3 Rfd8 20. Nxe6 Rxd1+ 21. Rxd1 fxe6 22. Ne4 a4 23. Rd3 axb3 24. axb3 Kf7 25. f3 Kg6 26. Kf2 Ra8 27. Nd2 Ra2 28. Ke3 e5 29. g3 Bg5+ 30. f4 exf4+ 31. gxf4 Bf6 32. h3 h5 33. Nc4 Rh2 34. Ke4 Re2+ 35. Kd5 Rf2 36. Kc6 Rxf4 37. Kxc7 h4 38. Kc6 Rd4 39. Rf3 Rd1 40. b4 Rg1 41. b5 Bd4 42. Rd3 Bf2 43. b6 Bxb6 44. Kxb6 Rg3 45. Re3 Kf5 46. Kc5 Kf4 47. Kd4 Rxe3 48. Nxe3 Kg3 49. Ke4 Kxh3 50. Kf3 g5 51. Ng4 1/2-1/2

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.11"]
[Round "9"]
[White "Wieczorek, Zbigniew"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2235"]
[BlackElo "1942"]
[PlyCount "91"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 f5 6. d3 d6 7. Rb1 a5 8. 0-0 Nf6 9. Bg5 h6 10. Bxf6 Bxf6 11. Nd5 0-0 12. a3 Bg7 13. b4 axb4 14. axb4 g5 15. b5 Ne7 16. Nd2 Rb8 17. Nb3 b6 18. Nd2 Bb7 19. Nb4 Bxg2 20. Kxg2 g4 21. e4 Qe8 22. Ra1 Rb7 23. Ra2 Qh5 24. Nc6 Qh3+ 25. Kh1 Nxc6 26. bxc6 Rbb8 27. Ra7 f4 28. Rxc7 Rbc8 29. Rxc8 Rxc8 30. Qa4 f3 31. Rg1 Qh5 32. Nf1 Qe8 33. Ne3 Rxc6 34. Nxg4 h5 35. Ne3 Qc8 36. Nf5 Bf8 37. Qd1 b5 38. cxb5 Rb6 39. Qb3+ Kh8 40. Qf7 Rb7 41. Qxh5+ Rh7 42. Qxf3 Qb7 43. Rb1 Rf7 44. b6 Qc6 45. Qh5+ Kg8 46. Qg6+ 1-0

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.10"]
[Round "8"]
[White "Kowalczuk, Mikolaj"]
[Black "Snihur, Piotr"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1942"]
[BlackElo "2256"]
[PlyCount "42"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. a3 Bxd2+ 8. Qxd2 Ngxe5 9. Nxe5 Nxe5 10. e3 d6 11. Be2 0-0 12. 0-0 b6 13. b4 Bb7 14. Qc3 c5 15. bxc5 bxc5 16. Rfd1 Rad8 17. Rab1 Bc6 18. Rb2 Ng6 19. Bg3 f5 20. Bf1 Rf6 21. Qa5 Re6 1/2-1/2

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.09"]
[Round "7"]
[White "Dytman, Radoslaw"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1707"]
[BlackElo "1942"]
[PlyCount "160"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 Rb8 6. Be3 d6 7. Qd2 b5 8. Nge2 b4 9. Nd1 Qb6 10. 0-0 a5 11. f4 Nf6 12. h3 Ba6 13. g4 h5 14. g5 Nd7 15. f5 Nce5 16. Nf4 Bb7 17. fxg6 Nxg6 18. Qf2 Nde5 19. d4 cxd4 20. Bxd4 Qxd4 21. Qxd4 Nf3+ 22. Rxf3 Bxd4+ 23. Kh1 Bxe4 24. Nxg6 fxg6 25. Rf4 Bxg2+ 26. Kxg2 Be5 27. Re4 Rc8 28. Ne3 Bxb2 29. Re1 Be5 30. Nc4 Rc5 31. Nxe5 Rxc2+ 32. Kg1 dxe5 33. Rxe5 0-0 34. Rxe7 Rc5 35. h4 Rc4 36. Ra7 Rg4+ 37. Kh2 Rxh4+ 38. Kg3 Rg4+ 39. Kh3 Rf7 40. Re8+ Kg7 41. Rxa5 Rc7 42. Re6 Rd4 43. Re3 Rf4 44. Re2 Rfc4 45. Re6 Rd7 46. Re2 Rdc7 47. Re6 Rc3+ 48. Kg2 R3c5 49. Re7+ Kf8 50. Re5 Rxe5 51. Rxe5 Rc2+ 52. Kg3 Rxa2 53. Rb5 Rb2 54. Rb7 Rb1 55. Kf4 b3 56. Kf3 b2 57. Kg2 Ke8 58. Kh2 Kd8 59. Kg2 Kc8 60. Rb5 Kc7 61. Kh2 Kc6 62. Rb8 Kd5 63. Kg2 Ke4 64. Kh2 Kf4 65. Rb5 Kg4 66. Kg2 h4 67. Kh2 h3 68. Rb4+ Kxg5 69. Rb3 Kf4 70. Rb4+ Ke5 71. Rb5+ Kd4 72. Rb8 g5 73. Rd8+ Ke5 74. Re8+ Kd6 75. Rb8 g4 76. Rb3 g3+ 77. Rxg3 Rd1 78. Rb3 b1Q 79. Rd3+ Kc5 80. Rc3+ Kb4 0-1

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.08"]
[Round "5"]
[White "Rog, Mateusz"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1473"]
[BlackElo "1942"]
[PlyCount "49"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. a4 d5 10. exd5 Nb4 11. Ndb5 Bd7 12. Qe2 Rc8 13. 0-0 Bf5 14. Rfd1 Qd7 15. Bb6 Ne8 16. Bxa5 Na6 17. Bb6 Nd6 18. Bd4 Bh6 19. h3 Qd8 20. g4 Bd7 21. Nxd6 exd6 22. Ne4 f5 23. Nxd6 Bf4 24. Nxc8 Qxc8 25. d6+ 1-0

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.06"]
[Round "2"]
[White "Kowalczuk, Mikolaj"]
[Black "Skliarov, Viktor"]
[Result "0-1"]
[ECO "E44"]
[WhiteElo "1942"]
[BlackElo "2361"]
[PlyCount "84"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ne4 6. Bd2 Nxd2 7. Qxd2 0-0 8. a3 Be7 9. g3 Ba6 10. Nf4 c6 11. b4 Bg5 12. b5 Bxf4 13. exf4 Bb7 14. Bg2 d5 15. bxc6 Nxc6 16. cxd5 Na5 17. Rd1 exd5 18. 0-0 Nc4 19. Qa2 Qd6 20. a4 a6 21. Rfe1 Bc6 22. Qb3 Rab8 23. Re2 b5 24. axb5 axb5 25. f5 b4 26. Ne4 dxe4 27. Qxc4 Bb5 28. Qa2 b3 29. Qb2 Bxe2 30. Qxe2 Rfe8 31. Bxe4 Qe7 32. f3 b2 33. Qd3 Rec8 34. Rb1 Rc1+ 35. Kg2 Rxb1 36. Qxb1 Qb4 37. f6 Qd2+ 38. Kh3 Qh6+ 39. Kg2 Qxf6 40. Bxh7+ Kh8 41. Be4 Qxd4 42. Qa2 Qxe4 0-1

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2018.08.05"]
[Round "12"]
[White "Kowalczuk, Mikolaj"]
[Black "Reza, Wojciech"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1908"]
[BlackElo "2303"]
[PlyCount "178"]
[EventDate "2018.08.04"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bc4 0-0 7. Nge2 Na6 8. 0-0 Nc7 9. a4 b6 10. Ng3 a6 11. Qd2 Rb8 12. h4 Ng4 13. Be2 Re8 14. h5 b5 15. axb5 axb5 16. Nd1 b4 17. c3 bxc3 18. bxc3 Rb6 19. Rc1 Nf6 20. Ne3 Ba6 21. hxg6 hxg6 22. Bxa6 Rxa6 23. Qd3 Nd7 24. Nc4 Qa8 25. Ne2 Ra4 26. Nd2 Rb8 27. Rb1 Rxb1 28. Rxb1 Ra1 29. f3 Rxb1+ 30. Qxb1 Qa6 31. c4 Ne8 32. Kf2 Nef6 33. Bg5 Ne5 34. Bf4 Nfd7 35. Qb5 Qa2 36. Be3 Qa1 37. Qb3 Qh1 38. Nf1 Nf6 39. Bf4 Nh5 40. Bg5 Bf6 41. Bxf6 Nxf6 42. Neg3 Qh6 43. Qc2 Qf4 44. Ne2 Qh4+ 45. g3 Qh6 46. Nf4 Qf8 47. Nd3 Nxd3+ 48. Qxd3 Qa8 49. Qc2 Qa3 50. Nd2 Nd7 51. Qb3 Qc1 52. Nf1 Ne5 53. f4 Nxc4 54. Qb8+ Kg7 55. Qb3 Nb2 56. Ke2 c4 57. Qe3 Qc2+ 58. Kf3 Qd1+ 59. Qe2 Qd4 60. Qe3 Qd1+ 61. Qe2 Qb3+ 62. Ne3 Nd3 63. Qd2 Kg8 64. Kg4 Nc5 65. Kf3 c3 66. Qc2 Qb2 67. g4 f6 68. f5 g5 69. Kg3 Qxc2 70. Nxc2 Nxe4+ 71. Kf3 Nc5 72. Ke3 Nd7 73. Kf3 Ne5+ 74. Kg3 Kf8 75. Ne3 Ke8 76. Kf2 Nd3+ 77. Ke2 Nb4 78. Kd1 Kd7 79. Nc4 Nxd5 80. Kc2 Kc6 81. Kd3 Kc5 82. Na5 Kb4 83. Nc6+ Kb3 84. Nd4+ Kb2 85. Kc4 Ne3+ 86. Kd3 Nxg4 87. Ke4 c2 88. Nxc2 Kxc2 89. Kd5 Kd3 1/2-1/2

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2018.08.04"]
[Round "2"]
[White "Kowalczuk, Mikolaj"]
[Black "Bartel, Michal"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1908"]
[BlackElo "2327"]
[PlyCount "132"]
[EventDate "2018.08.04"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. d5 Qb6 4. Nc3 Qxb2 5. Bd2 Qb6 6. Rb1 Qc7 7. e4 e5 8. Nf3 d6 9. Bc4 Bg4 10. h3 Bxf3 11. Qxf3 Be7 12. 0-0 0-0 13. a4 Nbd7 14. Rb3 Ne8 15. Qg3 Kh8 16. Nb5 Qd8 17. Rf3 Nb6 18. Ba5 Qc8 19. Bxb6 axb6 20. Nc3 Nf6 21. Rf5 g6 22. Rf3 Nh5 23. Qh2 Bg5 24. Rb1 Qd8 25. g3 Bd2 26. Bb5 Ng7 27. g4 h5 28. gxh5 Nxh5 29. Qg2 Qe7 30. Qg4 Bxc3 31. Rxc3 f5 32. Qg2 Nf4 33. Qf3 Rf7 34. Bf1 Rxa4 35. Rxb6 Rxe4 36. Ra3 Nxd5 37. Ra8+ Kg7 38. Rb3 c4 39. Bxc4 Qg5+ 40. Kh2 Rxc4 41. Qxd5 Qf4+ 42. Kg2 Rxc2 43. Rf3 Qg5+ 44. Rg3 Qd2 45. Qxd2 Rxd2 46. Rb3 d5 47. Rb8 d4 48. R3xb7 Rxb7 49. Rxb7+ Kf6 50. h4 e4 51. Kg3 Rd3+ 52. Kg2 Rc3 53. Rb6+ Kg7 54. Rd6 Rd3 55. Kf1 Kh6 56. Ke2 Kh5 57. f3 Rxf3 58. Rxd4 Kxh4 59. Rd8 g5 60. Rh8+ Kg3 61. Rg8 g4 62. Rf8 f4 63. Rh8 Rf2+ 64. Ke1 e3 65. Rh7 Ra2 66. Kf1 Kf3 0-1

[Event "Wroclaw Anderssen Memorial op"]
[Site "Wroclaw"]
[Date "2018.08.04"]
[Round "4"]
[White "Kowalczuk, Mikolaj"]
[Black "Butkiewicz, Lukasz"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1908"]
[BlackElo "2444"]
[PlyCount "70"]
[EventDate "2018.08.04"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. c4 0-0 6. Be2 Nfd7 7. 0-0 Nc6 8. Nc3 e5 9. Bg5 Bf6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. b4 exd4 13. exd4 Nf6 14. Nf4 Nxb4 15. Qd2 Nc6 16. Bd3 Bg4 17. Ng5 Nh5 18. Nxh5 Bxh5 19. Qf4 Nxd4 20. g4 Qxg5 21. Qxg5 Nf3+ 22. Kg2 Nxg5 23. gxh5 Ne6 24. hxg6 Nf4+ 25. Kf3 Nxd3 26. gxh7+ Kh8 27. Ke4 Nc5+ 28. Kd5 Rae8 29. Rfe1 Kxh7 30. f4 Re6 31. f5 Rxe1 32. Rxe1 Kg7 33. Re7 Na6 34. Ke4 Kf6 35. Rd7 Nc5+ 0-1

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2013.03.10"]
[Round "10.3"]
[White "Izydor, Wlodzimierz"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1766"]
[BlackElo "1909"]
[PlyCount "65"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Szamotuly Baszta"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. b3 e6 5. dxe6 fxe6 6. cxb5 d5 7. e3 Bd6 8. Nf3 0-0 9. Bb2 Nbd7 10. Be2 Bb7 11. 0-0 Qe7 12. a4 e5 13. h3 Rad8 14. Na3 e4 15. Nh2 Ne5 16. Nc2 Bb8 17. Ng4 Nfxg4 18. Bxg4 Nd3 19. Bc3 Qd6 20. f4 exf3 21. Rxf3 Qh2+ 22. Kf1 Ne5 23. Bxe5 Bxe5 24. Ne1 Bxa1 25. Qxa1 d4 26. Rxf8+ Rxf8+ 27. Ke2 Bxg2 28. Be6+ Kh8 29. Kd3 Bxh3 30. Bd5 Bf1+ 31. Ke4 Qh4+ 32. Ke5 Qf6+ 33. Ke4 0-1

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2013.03.10"]
[Round "11.9"]
[White "Palasz, Krzysztof"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1785"]
[BlackElo "1909"]
[PlyCount "107"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Trzcianka MKS przy MDK"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 e6 5. Nc3 exd5 6. Nxd5 Bb7 7. Nxf6+ Qxf6 8. Nf3 d5 9. g3 Bd6 10. Bg2 h6 11. 0-0 0-0 12. Ne1 Qe6 13. Nc2 Nd7 14. b4 Rfe8 15. Be3 cxb4 16. Rb1 Nb6 17. Nxb4 Nc4 18. Nc2 Nxe3 19. Nxe3 Rad8 20. Qd4 Bb8 21. Bf3 Ba8 22. Rfc1 Be5 23. Qxa7 d4 24. Nc4 Bxf3 25. exf3 d3 26. Qa5 Bd4 27. Qd2 Qd5 28. Ne3 Qxf3 29. Re1 Qb7 30. Rb3 Bf6 31. a4 Qe4 32. a5 Qa4 33. Reb1 Bg5 34. b6 Qd4 35. Re1 Qa4 36. Reb1 Qd4 37. Rb4 Qc5 38. Rb5 Bxe3 39. fxe3 Qc2 40. R5b2 Qc5 41. Re1 Qc4 42. Rb4 Qc5 43. Rb2 Re6 44. Rc1 Qa3 45. Ra2 Qe7 46. Re1 Qc5 47. b7 Qa7 48. Rb2 Re7 49. a6 Re6 50. Rc1 Rxe3 51. Kh1 Re2 52. Rc8 Rde8 53. Rxe8+ Rxe8 54. Qxd3 1-0

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2013.01.06"]
[Round "5.3"]
[White "Kowalczuk, Mikolaj"]
[Black "Skrzypczak, Michal"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "1909"]
[BlackElo "1984"]
[PlyCount "57"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Srem LKS Piast"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. a3 a5 8. 0-0 0-0 9. Nbd2 d6 10. Qc2 Qe7 11. Re1 Bg4 12. Nxe5 Nxe5 13. Bxg4 Nxg4 14. Nf3 f5 15. h3 Ne5 16. Nxe5 dxe5 17. Bd2 Ra6 18. Bc3 Rg6 19. Qd3 c6 20. Bxa5 Qg5 21. Qf1 f4 22. Bb4 fxe3 23. Bxc5 Rxf2 24. g4 Rxf1+ 25. Rxf1 h5 26. Rae1 hxg4 27. Bxe3 Qh4 28. Bf2 g3 29. Be3 0-1

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2013.01.06"]
[Round "4.3"]
[White "Przybylski, Bartosz"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2105"]
[BlackElo "1909"]
[PlyCount "144"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Kornik MUKS Wieza Kornicka"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 g6 6. e5 Bg7 7. Re1 Nc6 8. exd6 Qxd6 9. Nc3 Nf6 10. d3 0-0 11. Ng5 b6 12. Be3 Nd5 13. Bd2 e5 14. Qg4 Rad8 15. Qh3 h6 16. Nge4 Qd7 17. Qxd7 Rxd7 18. Nxd5 Rxd5 19. Bxh6 f5 20. Nc3 Rd7 21. Bxg7 Kxg7 22. a3 Kf6 23. Ne2 g5 24. h3 Rh8 25. f3 Rhd8 26. Kf2 a5 27. Rh1 a4 28. Nc3 Rd4 29. Nb5 R4d7 30. Rae1 c4 31. dxc4 Na5 32. Re2 Nxc4 33. b3 axb3 34. cxb3 Na5 35. b4 Nb3 36. Rb1 Rd3 37. Rbb2 f4 38. Rec2 Nd4 39. Nxd4 R8xd4 40. Rc6+ Rd6 41. Rbc2 Ke6 42. Rxd6+ Kxd6 43. b5 Rxa3 44. Rc6+ Kd5 45. Rxb6 Ra2+ 46. Kg1 Rb2 47. Rg6 Rxb5 48. Rxg5 Ke6 49. Kh2 Rb2 50. Kg1 Kf6 51. h4 Ra2 52. Kh2 Re2 53. Kh3 Re1 54. Kg4 Rg1 55. Kh5 Rh1 56. Rg4 Kf5 57. Rg8 Rg1 58. Rg5+ Kf6 59. Kh6 Ra1 60. h5 Ra8 61. Rg6+ Kf5 62. Kh7 Rb8 63. Rg7 Kf6 64. h6 Rf8 65. Rg6+ Kf7 66. Rg7+ Kf6 67. Rg6+ Kf7 68. Rb6 Rc8 69. Rb7+ Kf6 70. Rg7 Rf8 71. Rg8 Rf7+ 72. Rg7 Rf8 1/2-1/2

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2012.12.02"]
[Round "2.3"]
[White "Kowalczuk, Mikolaj"]
[Black "Kaluzny, Wlodzimierz"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1909"]
[BlackElo "1913"]
[PlyCount "105"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Poznan Politechnika II"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. e3 Nf6 5. Nf3 c6 6. Bd3 Bd6 7. b3 0-0 8. Bb2 Ne4 9. 0-0 Nd7 10. Qc1 Qf6 11. Ne2 Rf7 12. Nd2 Qh6 13. Nf3 Qf6 14. Nd2 Nxd2 15. Qxd2 Qh6 16. g3 Nf6 17. f3 Bd7 18. Rf2 Raf8 19. Raf1 Nh5 20. Bc3 g5 21. Bb4 Bxb4 22. Qxb4 Bc8 23. Qd6 Nf6 24. a4 Re8 25. a5 a6 26. Qe5 Qf8 27. g4 Nd7 28. Qg3 Qb4 29. Nc1 f4 30. exf4 gxf4 31. Qh4 Ref8 32. Re2 Nf6 33. g5 Rg7 34. Kh1 Ne8 35. Rg1 Qe7 36. Qh6 Bd7 37. c5 Nc7 38. g6 Ne8 39. Reg2 Kh8 40. gxh7 Rxg2 41. Rxg2 Qf6 42. Rg8+ Rxg8 43. hxg8Q+ Kxg8 44. Qh7+ Kf8 45. Qxd7 Qxd4 46. Bg6 Qf6 47. Qxe8+ Kg7 48. Bb1 Qc3 49. Qg6+ Kf8 50. Nd3 Qd2 51. Qf6+ Kg8 52. Qxe6+ Kf8 53. Qe1 1-0

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2012.12.02"]
[Round "3.9"]
[White "Kowalczuk, Mikolaj"]
[Black "Pawlicki, Dariusz"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1909"]
[BlackElo "1708"]
[PlyCount "119"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Poznan Lech"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Be7 4. e3 b6 5. Bd3 Bb7 6. f3 0-0 7. Nge2 d5 8. cxd5 Nxd5 9. e4 Nxc3 10. bxc3 c5 11. 0-0 Nc6 12. Be3 cxd4 13. cxd4 Nb4 14. Bb1 Rc8 15. a3 Nc6 16. Qd3 e5 17. d5 Na5 18. Ng3 Nc4 19. Nf5 Nxe3 20. Nxe7+ Qxe7 21. Qxe3 Qc5 22. Qxc5 Rxc5 23. Bd3 Rc3 24. Rfd1 Rd8 25. Kf2 f6 26. Ke2 Kf7 27. Rdc1 Rcc8 28. Rxc8 Rxc8 29. a4 Rc5 30. Kd2 Ke7 31. g4 Kd6 32. h4 h6 33. g5 fxg5 34. hxg5 h5 35. g6 Rc8 36. a5 bxa5 37. Rxa5 Ra8 38. Ba6 Bxa6 39. Rxa6+ Kc5 40. Rc6+ Kd4 41. Rc7 Rf8 42. Rf7 Rd8 43. Rxg7 Rd6 44. Rxa7 Rxg6 45. Ra4+ Kc5 46. Ke3 Rg3 47. Ra6 Rg5 48. Rc6+ Kb5 49. Rc8 Rg6 50. Kf2 Kb6 51. Rc6+ Rxc6 52. dxc6 Kxc6 53. Kg3 Kc5 54. Kh4 Kd4 55. Kxh5 Ke3 56. Kg4 Kd3 57. Kf5 Kd4 58. Ke6 Ke3 59. Kxe5 Kxf3 60. Kf5 1-0

[Event "POL-chT 3rd League Wielkopolska 12/13"]
[Site "Poznan"]
[Date "2012.11.25"]
[Round "1.33"]
[White "Witwicki, Pawel"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1972"]
[BlackElo "1909"]
[PlyCount "76"]
[EventDate "2012.11.25"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Jarocin JKSW"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e6 7. Nc3 Be7 8. Be2 Nbd7 9. Be3 Qc7 10. Qd2 b6 11. 0-0 Bb7 12. Rac1 Rc8 13. Rfd1 0-0 14. Qe1 Qb8 15. Qg3 Bd8 16. Qh3 Re8 17. g4 Ne5 18. b3 Bc7 19. g5 Nfd7 20. f4 Nc6 21. Nc2 Nf8 22. Bd3 Rcd8 23. Rf1 Bc8 24. Qh5 Na7 25. Bd4 b5 26. Bf6 Rd7 27. Rf3 bxc4 28. bxc4 Nc6 29. Rh3 e5 30. Rb1 Qa7+ 31. Kg2 Nd4 32. Ne3 exf4 33. Ng4 f3+ 34. Kf1 Ne2 35. Nxe2 fxe2+ 36. Kxe2 Bd8 37. e5 Bxf6 38. gxf6 Rxe5+ 1-0

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "6.15"]
[White "Glatty, Zbigniew"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1944"]
[BlackElo "1893"]
[PlyCount "70"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Steszew Lipno"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 a6 5. Nc3 e6 6. e4 Qc7 7. Bd3 Be7 8. 0-0 d6 9. Be3 0-0 10. Rc1 Nbd7 11. b3 b6 12. Bb1 Bb7 13. f3 Rac8 14. Kh1 Qb8 15. Qd2 Rfd8 16. Rfd1 Nf8 17. Qf2 Ba8 18. Bd3 N8d7 19. Be2 h6 20. f4 Nc5 21. Bf3 Nh7 22. Nde2 Kh8 23. Rc2 Rg8 24. g4 g5 25. f5 e5 26. f6 Nxf6 27. Ng3 Rg6 28. h3 Bf8 29. Bg2 Qc7 30. Rcd2 Rb8 31. Qf5 Bb7 32. Kh2 Bc8 33. Qf2 Be6 34. Rf1 Bxg4 35. Nd5 Nxd5 1/2-1/2

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "5.20"]
[White "Kowalczuk, Mikolaj"]
[Black "Cenkier, Robert"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1893"]
[BlackElo "1950"]
[PlyCount "76"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Jarocin JKSW"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. Nf3 Bg7 6. Nd2 0-0 7. e4 Na6 8. Be2 Nc7 9. 0-0 Bd7 10. a4 b6 11. Re1 Rb8 12. Nf1 a6 13. Ng3 b5 14. axb5 axb5 15. Qc2 bxc4 16. Bxc4 h5 17. f3 Rb4 18. b3 Qb8 19. Ba3 Rb7 20. e5 Nh7 21. e6 Be8 22. exf7+ Rxf7 23. Bb2 h4 24. Nge4 Qc8 25. Na4 Bxb2 26. Qxb2 h3 27. g3 Rxf3 28. Qe2 Rf7 29. Naxc5 dxc5 30. Nxc5 Rb6 31. d6 exd6 32. Na6 Nf6 33. Qc2 d5 34. Qxg6+ Rg7 35. Qxg7+ Kxg7 36. Re7+ Bf7 37. Rxc7 Qe6 38. Bf1 Qe3+ 0-1

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "7.15"]
[White "Kowalczuk, Mikolaj"]
[Black "Rusinski, Mateusz"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1893"]
[BlackElo "1901"]
[PlyCount "131"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Wolsztyn UKS Szach"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 c5 7. d5 b5 8. cxb5 a6 9. b6 Nbd7 10. a4 a5 11. Be2 Nxb6 12. 0-0 Ba6 13. Bxa6 Rxa6 14. Qe2 Qc8 15. Be3 Nbd7 16. Nd2 Qb7 17. Ra3 Rb8 18. Rb3 Rb6 19. Nb5 Qa6 20. f3 Ne8 21. Nc4 R6b7 22. Qd2 Ra8 23. Qd3 Nc7 24. Nxc7 Rxc7 25. Rb5 Qc8 26. Nxa5 Ne5 27. Qc2 Rb8 28. Rxb8 Qxb8 29. f4 Nd7 30. b3 Nf6 31. Nc4 Rb7 32. Rb1 Ne8 33. Bd2 Nc7 34. Na5 Rb6 35. Nc6 Qe8 36. a5 Rb7 37. Qd3 e6 38. a6 Rb5 39. Ba5 exd5 40. exd5 Rxa5 41. Nxa5 Qa8 42. Nc6 Nxa6 43. Re1 Nc7 44. Re7 Bd4+ 45. Nxd4 Nxd5 46. Re1 cxd4 47. Qxd4 Nc7 48. Qxd6 Ne6 49. b4 Qb7 50. Rb1 Qb5 51. Ra1 Qb7 52. Ra6 h5 53. Rb6 Qe4 54. Rb8+ Kh7 55. Qe5 Qb1+ 56. Kh2 Ng7 57. Rb7 Qb3 58. Qe1 Nf5 59. Qe5 h4 60. Rb8 Ng7 61. b5 Qg3+ 62. Kg1 f6 63. Qe4 f5 64. Qe5 g5 65. Rb7 gxf4 66. Qxg7+ 1-0

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "8.27"]
[White "Kowalczuk, Mikolaj"]
[Black "Walaszczyk, Witold"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1893"]
[BlackElo "2199"]
[PlyCount "76"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Konin Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. g4 Nxg4 8. Rg1 Qf6 9. Rxg4 Qxf3 10. Rxg7 Nf6 11. h3 dxc4 12. Rg5 Qh1 13. Bd2 h6 14. Rg2 Bd7 15. 0-0-0 0-0-0 16. e4 e5 17. Rg3 exd4 18. Bg2 Qh2 19. Rh1 Bxg3 20. Rxh2 Bxh2 21. Nd1 Rhg8 22. Bf3 Be6 23. Qa4 Kb8 24. Qb4 Bd6 25. Qa5 b6 26. Qa4 Nd7 27. Bg4 Nc5 28. Qxc6 Bxg4 29. hxg4 Rxg4 30. f3 Rg2 31. Bxh6 Nd3+ 32. Kb1 Rg1 33. Qxc4 Rxd1+ 34. Kc2 Rc8 35. Qxc8+ Kxc8 36. Kxd1 Nxb2+ 37. Kc2 Na4 38. Kd3 Bc5 0-1

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "4.14"]
[White "Mantorski, Robert"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1961"]
[BlackElo "1893"]
[PlyCount "66"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Witkowo Jurand"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 b5 5. dxe6 fxe6 6. cxb5 d5 7. Qa4 Bb7 8. e3 Nbd7 9. Nc3 Bd6 10. Be2 0-0 11. 0-0 e5 12. Rd1 Qe7 13. Qh4 e4 14. Ng5 h6 15. Nh3 Ne5 16. f4 exf3 17. gxf3 Ng6 18. Qa4 Qe5 19. f4 Qe7 20. Bf3 d4 21. Bxb7 Qxb7 22. exd4 Nh4 23. d5 Qd7 24. Rd3 Nh5 25. Qd1 Qf5 26. Kh1 c4 27. Re3 Nxf4 28. Ng1 Bc5 29. Rg3 Nd3 30. Rxd3 cxd3 31. Qe1 Bxg1 32. Qxh4 Qf3+ 33. Kxg1 Qf1# 0-1

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "11.3"]
[White "Przybylak, Lukasz"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1871"]
[BlackElo "1893"]
[PlyCount "121"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Poznan Komandoria"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Nge2 d6 5. Bg2 Nc6 6. d3 Nh6 7. Bg5 f6 8. Be3 0-0 9. h3 f5 10. Qd2 Nf7 11. exf5 Bxf5 12. g4 Bd7 13. Nf4 Rb8 14. Bd5 Qc8 15. 0-0-0 e6 16. Bb3 b5 17. Rdg1 Nce5 18. Qe2 c4 19. dxc4 bxc4 20. Ba4 Qb7 21. b3 Nf3 22. Rd1 cxb3 23. Bxb3 Bxc3 24. Rd3 N3e5 25. Rxc3 Qxh1+ 26. Kb2 a5 27. a4 Rfc8 28. Rxc8+ Bxc8 29. Ba7 Rb7 30. Bd4 Qf3 31. Qxf3 Nxf3 32. Bc3 N3e5 33. Ka3 d5 34. Bxa5 Nc4+ 35. Bxc4 dxc4 36. Bc3 Nd6 37. f3 Bd7 38. Bb4 Nf7 39. Ng2 Ne5 40. f4 Nc6 41. Bc5 Rb1 42. Ka2 Rb8 43. Ne3 Ra8 44. Nxc4 Rxa4+ 45. Kb3 Na5+ 46. Nxa5 Rxa5 47. Bb4 Ra1 48. h4 h5 49. gxh5 gxh5 50. Be7 Kf7 51. Bg5 Kg6 52. c4 Kf5 53. Kb4 Rf1 54. Kc5 Ba4 55. Kd6 Rd1+ 56. Kc5 Bb3 57. Kb4 Ba2 58. c5 Bd5 59. Kb5 Rb1+ 60. Ka6 Bc6 61. Ka7 0-1

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "9.33"]
[White "Snihur, Piotr"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "1919"]
[BlackElo "1893"]
[PlyCount "61"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Smecz Konin"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 e6 8. Qf3 Qc7 9. 0-0-0 b5 10. g4 Bb7 11. Bxf6 Nxf6 12. g5 Nd7 13. Bd3 Rc8 14. Kb1 Qb6 15. Nce2 Nc5 16. h4 Be7 17. h5 Na4 18. g6 Bf6 19. c3 b4 20. Bc2 Nxb2 21. gxf7+ Ke7 22. Qg4 Nxd1 23. Qxe6+ Kf8 24. Rxd1 bxc3+ 25. Bb3 Qb4 26. e5 c2+ 27. Nxc2 Rxc2 28. exf6 Rxe2 29. fxg7+ Kxg7 30. Rg1+ Kf8 31. Rg8+ 1-0

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2012.??.??"]
[Round "10.3"]
[White "Wojtkowski, Pawel"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1974"]
[BlackElo "1893"]
[PlyCount "63"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Srem LKS Piast"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 e5 7. d3 c6 8. Rb1 h6 9. b4 Be6 10. Qc2 Qc7 11. b5 Nbd7 12. bxc6 bxc6 13. Ba3 Rfc8 14. Qa4 a6 15. Nd2 Ne8 16. Rfc1 Ra7 17. Nb3 a5 18. Nd2 f5 19. e4 Nef6 20. Nd5 Bxd5 21. cxd5 c5 22. Nc4 Nh5 23. Rb5 Rca8 24. Rcb1 Bf6 25. Bc1 Kh7 26. Bd2 Bd8 27. Qd1 Nhf6 28. exf5 gxf5 29. Qf3 Nf8 30. Qxf5+ Kg7 31. Bxa5 Rxa5 32. Rb7 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.14"]
[Round "9"]
[White "Kowalczuk, Mikolaj"]
[Black "Gajdamowicz, Adrian"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1932"]
[BlackElo "1533"]
[PlyCount "62"]
[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. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 Ba6 8. Bxa6 Nxa6 9. Nge2 g6 10. 0-0 Qc7 11. e4 d6 12. Ng3 Bg7 13. h4 0-0 14. h5 Rfb8 15. a4 c4 16. Nb5 Qc8 17. Nd4 Nc5 18. Nc6 Rb7 19. Qc2 Qg4 20. hxg6 hxg6 21. Qxc4 Nfxe4 22. Nxe4 Qxe4 23. Qxe4 Nxe4 24. Re1 Nc5 25. Nxe7+ Kf8 26. Bf4 Nd3 27. Bxd6 Nxe1 28. Rxe1 Bxb2 29. Nxg6+ Kg7 30. Nf4 Rxa4 31. g3 Ra1 1/2-1/2

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.13"]
[Round "8"]
[White "Kostecki, Samuel"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1341"]
[BlackElo "1932"]
[PlyCount "80"]
[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. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 Be7 5. Nc3 0-0 6. g3 b6 7. Bg2 Bb7 8. 0-0 cxd4 9. Nxd4 Bxg2 10. Kxg2 a6 11. b3 Qc7 12. Bb2 d6 13. Qf3 Ra7 14. Rac1 Rc8 15. Rc2 Nbd7 16. Qe2 Ne5 17. f4 Nc6 18. Qf3 Nxd4 19. exd4 d5 20. Ne2 Qd7 21. Rfc1 Rac7 22. Qd3 h6 23. Kg1 Ne4 24. Nc3 Nxc3 25. Rxc3 Bf6 26. Kf2 dxc4 27. Rxc4 b5 28. Rxc7 Rxc7 29. Rxc7 Qxc7 30. Qc3 Qd7 31. Ke2 g6 32. h4 h5 33. Qe3 Qc6 34. Kd3 Qg2 35. Bc3 Qxa2 36. b4 Qc4+ 37. Kc2 a5 38. bxa5 b4 39. Kb2 bxc3+ 40. Qxc3 Bxd4 0-1

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.12"]
[Round "7"]
[White "Kowalczuk, Mikolaj"]
[Black "Niekras, Dawid"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1932"]
[BlackElo "1797"]
[PlyCount "120"]
[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. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 0-0 8. Qc2 Nbd7 9. Nge2 Re8 10. 0-0 Nf8 11. f3 Qa5 12. Bxf6 Bxf6 13. e4 dxe4 14. fxe4 Qb6 15. Kh1 Bxd4 16. Bc4 Be6 17. Na4 Qb4 18. Bxe6 Nxe6 19. a3 Qe7 20. Nxd4 Nxd4 21. Qf2 Ne6 22. Rad1 f6 23. Nc3 a6 24. Qf5 Rad8 25. e5 Nd4 26. exf6 Nxf5 27. fxe7 Nxe7 28. Kg1 Nd5 29. Nxd5 Rxd5 30. Rxd5 cxd5 31. Rf5 Rd8 32. Rf3 h5 33. h3 Rf8 34. Rd3 Rf5 35. a4 Kf8 36. Rb3 Rf7 37. Rd3 Rd7 38. Kf2 Ke7 39. Ke3 Kd6 40. Kd4 Re7 41. Rg3 Re4+ 42. Kd3 Rxa4 43. Rxg7 b5 44. Rg6+ Kc5 45. Rg5 h4 46. Rg4 Rxg4 47. hxg4 Kd6 48. b4 Ke5 49. Ke3 Kf6 50. Kf4 Kg6 51. g5 d4 52. Ke4 Kxg5 53. Kxd4 Kg4 54. Kc5 Kg3 55. Kb6 Kxg2 56. Kxa6 h3 57. Kxb5 h2 58. Kc6 h1Q 59. b5 Qh8 60. Kc7 Qe5+ 0-1

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.11"]
[Round "6"]
[White "Sklepinski, Artur"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "1751"]
[BlackElo "1932"]
[PlyCount "105"]
[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. d4 Nf6 2. Nf3 c5 3. c4 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 cxd4 7. Nxd4 Nc6 8. Nc3 Nxd4 9. Qxd4 d6 10. Qd2 Qc7 11. Qd3 Be6 12. b3 a6 13. Bb2 Rac8 14. Rac1 Nd7 15. Qd2 b6 16. Ne4 Bxb2 17. Qxb2 f6 18. Qd2 Nc5 19. Nc3 Kg7 20. Rfd1 Rfd8 21. Qe3 Bf7 22. Bh3 f5 23. g4 fxg4 24. Bxg4 Rb8 25. b4 Nb7 26. Nd5 Bxd5 27. cxd5 Nc5 28. bxc5 bxc5 29. Rc4 h5 30. Be6 Rf8 31. Kh1 Qa5 32. a4 Rb4 33. Rxb4 Qxb4 34. Qg5 Rf6 35. Rg1 Qe4+ 36. f3 Qxe2 37. Qxh5 Qxf3+ 38. Qxf3 Rxf3 39. h4 Kf6 40. Kg2 Rf4 41. Rf1 Rxf1 42. Kxf1 Ke5 43. Ke2 a5 44. Ke3 Kf6 45. Kd3 Ke5 46. Kc4 Ke4 47. Bf7 Kf5 48. Kb5 Kf6 49. Be6 Ke5 50. Kxa5 c4 51. Bf7 Kf6 52. Bxg6 Kxg6 53. Kb4 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.10"]
[Round "5"]
[White "Kowalczuk, Mikolaj"]
[Black "Opolski, Wojciech"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1932"]
[BlackElo "1713"]
[PlyCount "39"]
[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. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. cxd5 Nxd5 7. Bxe7 Nxe7 8. Bd3 0-0 9. Nf3 Ng6 10. h4 h6 11. Bc2 f5 12. Qd3 Nf6 13. h5 Ne7 14. Ne5 Nc6 15. Nxc6 bxc6 16. Qc4 Qe8 17. Bxf5 Nxh5 18. Bc2 Qf7 19. 0-0-0 e5 20. Qxf7+ 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.09"]
[Round "4"]
[White "Sapikowski, Franciszek"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1524"]
[BlackElo "1932"]
[PlyCount "117"]
[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. f4 c5 2. Nf3 Nc6 3. e3 g6 4. Be2 Bg7 5. Nc3 e6 6. 0-0 Nge7 7. d4 cxd4 8. Nb5 d5 9. Nbxd4 0-0 10. b3 Qb6 11. Bb2 Nf5 12. Qd2 Nd6 13. Nxc6 Bxb2 14. Rab1 Bf6 15. Nce5 Ne4 16. Qd3 Qc7 17. c4 Nc5 18. Qd4 Qe7 19. cxd5 exd5 20. Rbc1 Nd7 21. Qxd5 Nxe5 22. Nxe5 Be6 23. Qc5 Rac8 24. Qxe7 Bxe7 25. Bc4 Ba3 26. Rcd1 Bf5 27. g4 Be4 28. Rd7 Bc6 29. Rxf7 Rxf7 30. Nxf7 Kg7 31. Ne5 Be4 32. f5 gxf5 33. gxf5 Kf6 34. Ng4+ Kg5 35. Rf4 Bxf5 36. h4+ Kxh4 37. Nh6+ Kg5 38. Nxf5 Rf8 39. Bd3 Bc5 40. Kf2 Rd8 41. Nd4 Bxd4 42. Rxd4 Rf8+ 43. Kg3 Rf7 44. Rg4+ Kh6 45. Rh4+ Kg5 46. Rxh7 Rf6 47. Rg7+ Kh5 48. Rxb7 Re6 49. Kf4 Rf6+ 50. Ke4 Rf2 51. Rxa7 Kh4 52. a4 Rd2 53. Bc4 Rf2 54. a5 Rf8 55. a6 Re8+ 56. Kf4 Rf8+ 57. Rf7 Rh8 58. a7 Kh5 59. Bd3 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.08"]
[Round "3"]
[White "Kowalczuk, Mikolaj"]
[Black "Kaluzny, Tomasz"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1932"]
[BlackElo "1635"]
[PlyCount "89"]
[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. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 e6 8. axb5 Nxc3 9. bxc3 cxb5 10. Ng5 Bb7 11. Qh5 g6 12. Qg4 Be7 13. Ne4 Nd7 14. Be2 Nb6 15. Bh6 Bxe4 16. Qxe4 Nd5 17. 0-0 Bf8 18. Bd2 a6 19. Qb1 Qc8 20. h4 Be7 21. g3 Qc6 22. Bf3 Kd7 23. Qc2 Kc7 24. Kg2 Kd7 25. Rfb1 Rhb8 26. h5 Rh8 27. Rh1 Rhf8 28. Qe4 a5 29. hxg6 hxg6 30. Rh7 Ke8 31. Bh6 Rg8 32. Qg4 Bf8 33. Bd2 b4 34. Be4 b3 35. Qf3 Qd7 36. Kg1 Ra7 37. Bc1 a4 38. Ba3 Bxa3 39. Rxa3 Ra5 40. Bxd5 exd5 41. Ra1 a3 42. e6 Qxe6 43. Kg2 f5 44. Rb7 b2 45. Rh1 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.07"]
[Round "2"]
[White "Kaluzny, Wlodzimierz"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2114"]
[BlackElo "1932"]
[PlyCount "127"]
[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. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Bd3 b6 5. 0-0 Be7 6. Nbd2 0-0 7. b3 Ba6 8. c4 cxd4 9. exd4 d5 10. Bb2 Nc6 11. Rc1 Rc8 12. Qe2 Bd6 13. Ne5 Ne7 14. Ndf3 Bb7 15. Rfe1 Ne4 16. a3 f6 17. Ng4 Ng6 18. g3 h5 19. Ne3 h4 20. Nf1 f5 21. b4 f4 22. g4 h3 23. N1d2 Nh8 24. Nxe4 dxe4 25. Bxe4 Bxe4 26. Qxe4 Rf6 27. Kh1 Rg6 28. Rg1 Qe8 29. c5 Bb8 30. Rce1 Qd7 31. Bc1 Kf7 32. Bxf4 Bxf4 33. Qxf4+ Kg8 34. Ne5 Qd5+ 35. Qe4 Rf6 36. f3 Qa2 37. Rg3 Rh6 38. g5 Rh5 39. Qg4 Rh7 40. Nd7 Re8 41. Qe4 Rh5 42. f4 bxc5 43. bxc5 Nf7 44. Qf3 Rh4 45. d5 Qd2 46. Re2 Qc1+ 47. Rg1 Rxf4 48. Qe3 Qxe3 49. Rxe3 Rd4 50. d6 Rd8 51. Ne5 Rd5 52. Nc6 Rxc5 53. Nxd8 Nxd8 54. Rd3 Kf7 55. Rf1+ Ke8 56. g6 Kd7 57. Rxh3 e5 58. Rd3 Rc6 59. Kg2 Rxd6 60. Rxd6+ Kxd6 61. Rd1+ Ke7 62. h4 Ne6 63. Rb1 Kf6 64. Rb7 1-0

[Event "Poznan op 21th"]
[Site "Poznan"]
[Date "2011.08.06"]
[Round "1"]
[White "Kowalczuk, Mikolaj"]
[Black "Nowak, Mikolaj"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1932"]
[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. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nc6 7. Bd3 Be6 8. Nge2 a6 9. a3 h6 10. Bh4 Qd7 11. b4 Na7 12. f3 c6 13. Bf2 b5 14. Qc2 Bd6 15. 0-0 0-0 16. Kh1 Ne8 17. e4 Nc7 18. e5 Be7 19. f4 f6 20. f5 Bf7 21. e6 Nxe6 22. fxe6 Bxe6 23. Nf4 Bd6 24. Bh7+ Kf7 25. Qg6+ Ke7 26. Nxe6 Qxe6 27. Rae1 Qxe1 28. Rxe1+ 1-0

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.04.15"]
[Round "11"]
[White "Kowalczuk, Mikolaj"]
[Black "Niekras, Dawid"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1920"]
[BlackElo "1789"]
[PlyCount "63"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Koscian Tecza"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 0-0 6. Bd3 Nbd7 7. 0-0 b6 8. cxd5 exd5 9. Ne5 Bb7 10. Qf3 Bd6 11. Nxd7 Qxd7 12. Qf5 Qe7 13. b3 c6 14. Qf3 Rfe8 15. Bb2 Ne4 16. Qe2 Qh4 17. f4 Re6 18. Bxe4 dxe4 19. Qf2 Qxf2+ 20. Kxf2 Ba6 21. Rfd1 Bd3 22. Rac1 Bb4 23. a3 Bxc3 24. Rxc3 Rc8 25. Rdc1 Rh6 26. h3 Kf8 27. b4 b5 28. Rc5 Bc4 29. a4 Rd8 30. a5 Rhd6 31. g4 Bd5 32. Bc3 1/2-1/2

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.04.15"]
[Round "10"]
[White "Kowalczuk, Mikolaj"]
[Black "Wojtkowski, Pawel"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "1920"]
[BlackElo "1989"]
[PlyCount "43"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Srem LKS Piast"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Nf3 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. e3 Nbd7 9. Be2 0-0 10. 0-0 Ne4 11. Qc2 f5 12. b4 g5 13. d5 e5 14. Bd3 Ndf6 15. Ne1 Nh5 16. f3 Nhg3 17. Bxe4 Nxf1 18. Bxf5 Nxh2 19. Kxh2 g4 20. Be4 Qh4+ 21. Kg1 Qxe1+ 22. Kh2 0-1

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.04.02"]
[Round "9"]
[White "Kowalczuk, Mikolaj"]
[Black "Bajerlein, Dawid"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1920"]
[BlackElo "2023"]
[PlyCount "78"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Steszew Lipno"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. g3 d6 3. Bg2 e5 4. d3 Nc6 5. 0-0 g6 6. e4 Bg7 7. c3 0-0 8. h3 h6 9. Be3 d5 10. Bc5 Re8 11. Qc2 b6 12. Ba3 Bb7 13. Re1 Qd7 14. Nbd2 Rad8 15. Rad1 dxe4 16. dxe4 Qe6 17. Bf1 a6 18. Kh2 b5 19. Nb3 Nd7 20. h4 Qf6 21. Bg2 Bc8 22. Nc5 Nxc5 23. Bxc5 Bg4 24. Rxd8 Rxd8 25. Ng1 Na5 26. f3 Be6 27. b3 Nb7 28. Be3 c5 29. Rd1 Qe7 30. Rxd8+ Qxd8 31. Bh3 Bxh3 32. Nxh3 c4 33. b4 Qd6 34. Qd2 Qxd2+ 35. Bxd2 f5 36. Nf2 Kf7 37. Kg2 Nd6 38. Kf1 Ke6 39. Ke2 fxe4 1/2-1/2

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.03.28"]
[Round "8"]
[White "Hanusek, Sebastian"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "2033"]
[BlackElo "1920"]
[PlyCount "71"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wolsztyn UKS Szach"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. f3 Be7 8. Be3 0-0 9. Qd2 Qc7 10. Bb3 Nc6 11. g4 Na5 12. h4 Nc4 13. Bxc4 Qxc4 14. h5 b5 15. g5 Nd7 16. g6 Ne5 17. gxh7+ Kxh7 18. Qg2 Bd7 19. 0-0-0 b4 20. Nb1 Rac8 21. b3 Qc7 22. Rh2 a5 23. f4 Nc6 24. Rg1 Bf6 25. Nf3 a4 26. Qg6+ Kh8 27. Ng5 Bxg5 28. Qxg5 Rg8 29. h6 g6 30. Qf6+ Kh7 31. Qxf7+ Kh8 32. Rxg6 Rxg6 33. Qxg6 Rg8 34. Qf6+ Kh7 35. Qf7+ Kh8 36. h7 1-0

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.02.14"]
[Round "6"]
[White "Kowalczuk, Mikolaj"]
[Black "Glatty, Zbigniew"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1920"]
[BlackElo "1919"]
[PlyCount "84"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Poznan Raszyn"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Be7 6. Bd3 0-0 7. 0-0 Nbd7 8. Qe2 Qc7 9. b3 a6 10. Bb2 b5 11. cxb5 cxb5 12. Rac1 Qb8 13. Rfd1 Bb7 14. h3 Bd6 15. Qc2 Rc8 16. Qb1 b4 17. Ne2 a5 18. Nd2 Ba6 19. Bxa6 Rxa6 20. f4 Rac6 21. Rxc6 Rxc6 22. Nc1 g6 23. Nd3 Qb5 24. Ne5 Rc7 25. Nxd7 Nxd7 26. Nf3 Nf6 27. Rc1 Qe2 28. Re1 Qc2 29. Qc1 Ne4 30. Qxc2 Rxc2 31. Rb1 Re2 32. Bc1 Rxa2 33. Rb2 Ra1 34. Rc2 Rb1 35. Kh2 Rxb3 36. Ne1 Rc3 37. Rxc3 Nxc3 38. Nd3 a4 39. Nc5 Bxc5 40. dxc5 Kf8 41. g4 a3 42. Kg3 Na4 0-1

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.02.14"]
[Round "7"]
[White "Rubinowski, Sebastian"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2131"]
[BlackElo "1920"]
[PlyCount "64"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Poznan Komandoria"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 e5 2. g3 f5 3. Bg2 Nf6 4. Nc3 d6 5. d4 c6 6. dxe5 dxe5 7. Qxd8+ Kxd8 8. e4 Be6 9. exf5 Bxf5 10. Nf3 Nbd7 11. a3 Kc7 12. Be3 Ng4 13. Rd1 Nxe3 14. fxe3 Bc5 15. e4 Bg4 16. h3 Bxf3 17. Bxf3 Rhf8 18. Rf1 a5 19. Ke2 Nb6 20. Bg4 Bd4 21. Kd3 Rad8 22. Rxf8 Rxf8 23. b3 Nd7 24. b4 axb4 25. axb4 Bxc3 26. Kxc3 Nf6 27. Bf3 Rd8 28. Rxd8 Kxd8 29. h4 h6 30. c5 Kc7 31. Kc4 g5 32. hxg5 hxg5 1/2-1/2

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.01.23"]
[Round "4"]
[White "Sobczak, Miroslaw"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1975"]
[BlackElo "1920"]
[PlyCount "60"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gniezno LKS Chrobry II"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 e6 9. 0-0-0 b5 10. Bd3 Bb7 11. Rhe1 Qb6 12. Bxf6 gxf6 13. Nd5 Qxd4 14. Nc7+ Kd8 15. Nxa8 Bxa8 16. Bxb5 Qb6 17. Bxd7 Kxd7 18. Qh5 Ke8 19. e5 dxe5 20. fxe5 f5 21. g4 Bf3 22. Rd3 Qf2 23. Rde3 Bxg4 24. Qg5 h5 25. Kb1 Bh6 26. Qf6 Rh7 27. Re4 Bg7 28. Qg5 fxe4 29. Rc1 e3 30. h3 e2 0-1

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2011.01.23"]
[Round "5"]
[White "Walaszczyk, Witold"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "2238"]
[BlackElo "1920"]
[PlyCount "93"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Konin Hetman"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. c4 cxd4 5. Nxd4 a6 6. Bg2 Qc7 7. b3 h5 8. 0-0 h4 9. Nd2 hxg3 10. hxg3 e5 11. N4f3 e4 12. Nd4 e3 13. Ne4 Nxe4 14. Bxe4 exf2+ 15. Kxf2 d5 16. Bf4 Bd6 17. Bxd6 Qxd6 18. Bxd5 Rh2+ 19. Bg2 Bh3 20. Rg1 Nc6 21. Nf3 Qc5+ 22. Kf1 Bxg2+ 23. Rxg2 Rh1+ 24. Rg1 Rxg1+ 25. Nxg1 Qg5 26. Qd6 Rd8 27. Qf4 Qa5 28. Nf3 Qc3 29. Rc1 Qb2 30. Qe4+ Kf8 31. Qc2 Qf6 32. Qc3 Rd1+ 33. Kg2 Rxc1 34. Qxc1 Qd6 35. Qe3 f6 36. Qe4 Qe7 37. Nd2 Ne5 38. Nb1 Qd7 39. Qd5 Qf5 40. Nc3 Qc2 41. Qd4 Kf7 42. b4 Ke7 43. b5 axb5 44. cxb5 Ke6 45. a4 Nd7 46. Qc4+ Ke5 47. Qd5# 1-0

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2011.??.??"]
[Round "3.32"]
[White "Kowalczuk, Mikolaj"]
[Black "Piechota, Pawel"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1893"]
[BlackElo "2086"]
[PlyCount "119"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Szamotuly Baszta"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. c3 Nge7 5. d3 d5 6. Bg2 d4 7. c4 e5 8. f4 Bd7 9. Nf3 Bg4 10. h3 Bxf3 11. Bxf3 Qc7 12. Na3 a6 13. 0-0 Nc8 14. Nc2 Bd6 15. f5 Be7 16. g4 Nd6 17. a3 b5 18. b3 Qd7 19. Qg2 Rb8 20. Bd2 bxc4 21. bxc4 Rb3 22. Ne1 Rb2 23. Rf2 Bh4 24. Re2 Rb3 25. Qf1 Nxc4 26. dxc4 d3 27. Re3 Bg5 28. Rxd3 Rxd3 29. Bxg5 Qd4+ 30. Kg2 Qxa1 31. Qxd3 0-0 32. Bh4 Qb2+ 33. Qe2 Qxa3 34. f6 Rb8 35. Nc2 Qa2 36. Qd2 Nd4 37. Bd1 Rb2 38. Bf2 Rxc2 39. Bxc2 Qxc2 40. Qxc2 Nxc2 41. Bxc5 a5 42. g5 a4 43. Bd6 Ne3+ 44. Kf3 Nxc4 45. Bb4 a3 46. Ke2 a2 47. Bc3 gxf6 48. gxf6 h5 49. Kd3 Nd6 50. Bxe5 Kh7 51. Bb2 Kg6 52. e5 Ne8 53. Kc4 Nc7 54. Kc5 Ne6+ 55. Kd6 h4 56. Ke7 Nf4 57. Ke8 Nd3 58. Bc3 Nc5 59. Bb2 Ne6 60. Ba1 1/2-1/2

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2011.??.??"]
[Round "1.15"]
[White "Kowalczuk, Mikolaj"]
[Black "Szymkowiak, Damian"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1893"]
[BlackElo "1647"]
[PlyCount "63"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Leszno Wieniawa"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Bc5 6. Bc4 Ne7 7. 0-0 h6 8. Qe2 Nbc6 9. Rd1 a6 10. Bf4 0-0 11. Rac1 b5 12. Bb3 Qb6 13. Rc2 Nd4 14. Nxd4 Bxd4 15. Rcd2 Nc6 16. Qg4 Kh7 17. Rxd4 f5 18. Qg3 Nxd4 19. Be5 g6 20. Bxd4 Qd8 21. Qe5 Rf7 22. Bc5 Qg5 23. Bd4 Bb7 24. f4 Qg4 25. h3 Qh5 26. Qc7 Bxe4 27. Rd2 g5 28. Nxe4 fxe4 29. Qb7 Raf8 30. Qxe4+ Kg8 31. g4 Qxh3 32. Qg6+ 1-0

[Event "POL-chT3 Wielkopolska 1112"]
[Site "Poland"]
[Date "2011.??.??"]
[Round "2.32"]
[White "Polarczyk, Pawel"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1827"]
[BlackElo "1893"]
[PlyCount "51"]
[EventDate "2011.11.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Poznan Lech"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 e6 5. Nc3 exd5 6. Nxd5 Bb7 7. Nxf6+ Qxf6 8. Qc2 d5 9. Bd2 Bd6 10. e3 0-0 11. Rb1 Nd7 12. Bd3 h6 13. Nf3 Rfe8 14. 0-0 Rac8 15. Bf5 Rc7 16. Bxd7 Rxd7 17. b4 d4 18. bxc5 Bxf3 19. cxd6 Qg5 20. g3 Qg4 21. Qc6 Bxc6 22. bxc6 Rxd6 23. Rfc1 Qc8 24. c7 Rb6 25. Rxb6 axb6 26. Rc4 0-1

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2010.12.25"]
[Round "3"]
[White "Grabianowski, Krystian"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1879"]
[BlackElo "1920"]
[PlyCount "102"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Szamotuly Baszta"]
[BlackTeam "Rawicz Korona Rawbud"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 a6 6. Bc4 Qc7 7. Qe2 Nc6 8. 0-0 Nf6 9. e5 Ng4 10. Bf4 f6 11. Nd5 Qb8 12. exf6 Bd6 13. Bxd6 Qxd6 14. Rad1 Qb8 15. f7+ Kf8 16. Nb6 Nf6 17. Qe3 h6 18. Nh4 Kxf7 19. Nf5 d5 20. Nxd5 exd5 21. Bxd5+ Nxd5 22. Rxd5 Bxf5 23. Rxf5+ Kg8 24. Re1 Qd6 25. Qb3+ Kh7 26. Rd5 Qg6 27. h4 Rhe8 28. Red1 Rad8 29. h5 Qe4 30. f3 Qe7 31. Rxd8 Rxd8 32. Rxd8 Nxd8 33. Qd3+ Kh8 34. g4 Nc6 35. Qf5 Qe1+ 36. Kg2 Qe2+ 37. Kg3 Qe5+ 38. Qxe5 Nxe5 39. Kf4 Nd3+ 40. Kf5 Nxb2 41. f4 a5 42. g5 hxg5 43. fxg5 Kh7 44. Ke6 Nd3 45. a4 Nc5+ 46. Kf7 Nxa4 47. h6 g6 48. Ke6 b5 49. Kd5 b4 50. Kc4 Nc5 51. Kd4 Ne6+ 0-1

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2010.12.25"]
[Round "2"]
[White "Kowalczuk, Mikolaj"]
[Black "Bernat, Marcin"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1920"]
[BlackElo "2170"]
[PlyCount "19"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Poznan Lech"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Bg5 d6 6. Nf3 Nbd7 7. e3 e5 8. Be2 Qe7 9. 0-0 h6 10. Nd5 1-0

[Event "POL-chT3 2010/11"]
[Site "Wielkopolska"]
[Date "2010.11.28"]
[Round "1"]
[White "Kowalczuk, Mikolaj"]
[Black "Cenkier, Robert"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "1920"]
[BlackElo "1998"]
[PlyCount "42"]
[EventDate "2010.11.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud"]
[BlackTeam "Jarocin JKSW"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 Nf6 7. Bg5 0-0 8. Qd2 a6 9. Nge2 Nbd7 10. h4 h5 11. f3 Qa5 12. Bh6 Rb8 13. Bxg7 Kxg7 14. Ng3 Nh7 15. a4 Ndf6 16. Ra3 Bd7 17. Nge2 Qd8 18. Ng3 Qe8 19. Qe2 Qe7 20. Nf1 Qd8 21. Ne3 Qc8 1/2-1/2

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.14"]
[Round "11"]
[White "Kowalczuk, Mikolaj"]
[Black "Kielbasa, Artur"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1939"]
[BlackElo "1541"]
[PlyCount "63"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud U19"]
[BlackTeam "Lesniowice U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. e3 0-0 6. h3 Nbd7 7. cxd5 exd5 8. Bd3 Re8 9. 0-0 Nf8 10. Qc2 c6 11. Rb1 Bd6 12. b4 a6 13. Na4 Bd7 14. Nc5 Qc7 15. a4 Rec8 16. Qe2 a5 17. Nxd7 N8xd7 18. b5 c5 19. dxc5 Nxc5 20. Bf5 Re8 21. Bb2 Nfe4 22. Qd1 g6 23. Qd4 Be5 24. Nxe5 Qxe5 25. Qxe5 Rxe5 26. Bxe5 gxf5 27. Rfd1 f6 28. Bd4 Nxa4 29. Ra1 Nac3 30. Bxc3 Nxc3 31. Rd3 Nxb5 32. Rxd5 1-0

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.13"]
[Round "10"]
[White "Kowalczuk, Mikolaj"]
[Black "Pisarek, Marcin"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1939"]
[BlackElo "1746"]
[PlyCount "93"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud U19"]
[BlackTeam "Jastrzebie Zdroj Pionier U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 dxc4 6. Bxc4 b5 7. Bd3 Be7 8. 0-0 0-0 9. Qe2 Bb7 10. e4 Nbd7 11. Rd1 Nb6 12. a3 a6 13. Bg5 Nfd7 14. Be3 Qc7 15. Rac1 Bd6 16. e5 Be7 17. Bg5 Rfe8 18. Qe4 Nf8 19. Qh4 h6 20. Bxe7 Qxe7 21. Qg3 Red8 22. Ne4 Qc7 23. Nf6+ Kh8 24. Nh5 g6 25. Nf6 Nd5 26. Qh4 Kg7 27. Be4 Ne7 28. Ng4 Ng8 29. Nf6 Nh7 30. Nxh7 Kxh7 31. Qg3 Qd7 32. Rc5 a5 33. Rdc1 Rdc8 34. h4 h5 35. Ng5+ Kg7 36. Qf3 Ra6 37. d5 cxd5 38. Rxc8 Bxc8 39. Rxc8 dxe4 40. Qf4 Ra7 41. Rc3 b4 42. Rg3 bxa3 43. bxa3 Qe7 44. Nxe4 Rc7 45. Nf6 Kh8 46. Qg5 Rc5 47. Qxh5+ 1-0

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.12"]
[Round "8"]
[White "Kowalczuk, Mikolaj"]
[Black "Bienias, Piotr"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "1939"]
[BlackElo "1775"]
[PlyCount "55"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud U19"]
[BlackTeam "Starzenice Park U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 Qa5 13. 0-0 Nxe5 14. Nxe5 Bxe5 15. Bc4 Bxc3 16. bxc3 Qxc3 17. Rc1 Qd4+ 18. Qxd4 cxd4 19. d6 Be6 20. Bxe6 fxe6 21. Rc7 Na6 22. Rcf7 Nc5 23. d7 Reb8 24. Bh6 Kh8 25. Bg7+ Kg8 26. Bxd4 b6 27. Rg7+ Kh8 28. Rxg6+ 1-0

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.12"]
[Round "9"]
[White "Rosicki, Marcin"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1548"]
[BlackElo "1939"]
[PlyCount "60"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Jaworzno JKSz MCKiS U19 II"]
[BlackTeam "Rawicz Korona Rawbud U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2 Be7 9. 0-0 0-0 10. f4 Qc7 11. f5 Bc4 12. Kh1 Nbd7 13. Bxc4 Qxc4 14. Qf3 b5 15. Rac1 b4 16. Nd2 Qc7 17. Na4 Qc6 18. b3 d5 19. exd5 Qxd5 20. Rcd1 Qxf3 21. Nxf3 Rac8 22. Rd2 e4 23. Nd4 Nd5 24. Nc6 Rxc6 25. Rxd5 Nf6 26. Rd2 Ng4 27. Re1 Nxe3 28. Rxe3 Bg5 29. Ree2 Bxd2 30. Rxd2 Rfc8 0-1

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.11"]
[Round "7"]
[White "Posuniak, Kacper"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "1786"]
[BlackElo "1939"]
[PlyCount "83"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Radom UKS MDK U19"]
[BlackTeam "Rawicz Korona Rawbud U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 cxd4 5. Nxd4 a6 6. g3 Qc7 7. Nd2 Be7 8. Bg2 0-0 9. 0-0 d6 10. b4 Nc6 11. a3 e5 12. Nxc6 bxc6 13. Qc2 Rb8 14. Bb2 Re8 15. Rfe1 Bf8 16. f4 Nd7 17. Rad1 c5 18. Ne4 cxb4 19. axb4 Rxb4 20. c5 dxc5 21. Ng5 g6 22. Bd5 Re7 23. f5 Nf6 24. fxg6 hxg6 25. Qxg6+ Bg7 26. Ba3 Nxd5 27. Qh7+ Kf8 28. Rxd5 Bb7 29. Rc1 Bxd5 30. Bxb4 cxb4 31. Rxc7 Rxc7 32. Qd3 Rd7 33. e4 Bc6 34. Qxa6 Bb7 35. Qb6 Ke7 36. Qxb4+ Kf6 37. h4 Kg6 38. Qb6+ f6 39. Qe6 Rd1+ 40. Kf2 Bc8 41. Qf7+ Kh6 42. h5 1-0

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.08"]
[Round "4"]
[White "Somyk, Marcin"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1869"]
[BlackElo "1939"]
[PlyCount "85"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Wroclaw MUKS MDK Fabryczna U19"]
[BlackTeam "Rawicz Korona Rawbud U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. 0-0 Nf6 9. Nc3 Qd8 10. Be3 Be7 11. h3 Bh5 12. Qb3 0-0 13. Qxb7 Nb4 14. Qb5 Bg6 15. Rac1 Rb8 16. Qa4 Nc2 17. Ne5 Rxb2 18. Nxg6 Nxe3 19. Nxe7+ Qxe7 20. fxe3 Nd5 21. Bf3 Nxe3 22. Rf2 Rb4 23. Qa3 Nc4 24. Qa6 Qg5 25. Re1 Nd2 26. Qd3 Rb2 27. Ne4 Nxf3+ 28. Qxf3 Qb5 29. Rxb2 Qxb2 30. Qf2 Qa3 31. Rf1 h6 32. Qg3 Qxa2 33. Nf6+ Kh8 34. Nh5 Rg8 35. Rxf7 Qa1+ 36. Kh2 Qxd4 37. Nf4 a5 38. Nxe6 Qb2 39. Qf4 Qb8 40. Qxb8 Rxb8 41. Ra7 Rb5 42. Nxg7 Re5 43. g4 1-0

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.07"]
[Round "3"]
[White "Kowalczuk, Mikolaj"]
[Black "Szpar, Szymon"]
[Result "1-0"]
[ECO "D96"]
[WhiteElo "1939"]
[PlyCount "61"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud U19"]
[BlackTeam "Rzeszow Staroniwa U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 Nbd7 7. Bf4 c6 8. e4 Nb6 9. Qd3 0-0 10. Be2 Re8 11. 0-0 Bg4 12. Rfd1 Rc8 13. h3 Bxf3 14. Bxf3 Qd7 15. Qe2 e6 16. Rac1 Qe7 17. Bg5 h6 18. Bh4 g5 19. Bg3 Nbd7 20. e5 Nd5 21. Ne4 Rf8 22. Nd6 Rc7 23. Bxd5 exd5 24. Nf5 Qe6 25. Nxg7 Kxg7 26. f4 Re8 27. fxg5 hxg5 28. Qh5 Qg6 29. Qxg6+ Kxg6 30. e6 Rxe6 31. Bxc7 1-0

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.06"]
[Round "2"]
[White "Firszt, Rafal"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B53"]
[BlackElo "1939"]
[PlyCount "50"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Gorlice GKSz Kornuty U19"]
[BlackTeam "Rawicz Korona Rawbud U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 g6 9. b4 Bg7 10. b5 Bd7 11. Bb2 0-0 12. 0-0 Nh5 13. Qd2 Rc8 14. Qd5 Be6 15. Qxb7 Bxc4 16. Rfc1 Nf4 17. Kh1 Nd3 18. Ba3 Nxc1 19. Rxc1 Bxc3 20. Rxc3 Qa5 21. Re3 Bxb5 22. Qxe7 Qxa3 23. Rxa3 Rc1+ 24. Ng1 Rfc8 25. Rxa7 Rxg1+ 0-1

[Event "POL-chT U19 2nd League"]
[Site "Chelm Lubelski"]
[Date "2010.07.06"]
[Round "1"]
[White "Kowalczuk, Mikolaj"]
[Black "Grzeskow, Adrian"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1939"]
[BlackElo "1829"]
[PlyCount "114"]
[EventDate "2010.07.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rawicz Korona Rawbud U19"]
[BlackTeam "Bogatynia UKS SP3 U19"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. 0-0 Nc6 9. Be3 Be6 10. h3 h6 11. Qc1 Kh7 12. Rd1 Qc8 13. a3 a5 14. b3 Nd7 15. Ne1 Nd4 16. Rb1 Nxe2+ 17. Nxe2 f5 18. f3 f4 19. Bf2 g5 20. Nd3 h5 21. Nc5 Nxc5 22. Bxc5 Rg8 23. Nc3 b6 24. Be7 g4 25. hxg4 hxg4 26. Kf2 Qe8 27. Bg5 Kg6 28. Bh4 g3+ 29. Ke2 Rh8 30. Rh1 c6 31. Na4 Rb8 32. Qd2 Rb7 33. Rbd1 Rd7 34. Qc2 Rxd1 35. Qxd1 Qd7 36. Qg1 Qd4 37. Qxd4 exd4 38. Nxb6 Bf6 39. Bxf6 Rxh1 40. Bxd4 Rb1 41. c5 Rxb3 42. a4 Kg5 43. Be5 Ra3 44. Bd4 Ra2+ 45. Kf1 Bb3 46. e5 Kf5 47. Nc8 Bc4+ 48. Ke1 Ke6 49. Nd6 Rxa4 50. Ne4 Bb5 51. Ng5+ Ke7 52. Bc3 Ra2 53. Nh3 Rxg2 54. Nxf4 Ra2 55. Bd4 g2 56. Nh3 a4 57. f4 Bd3 0-1

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.14"]
[Round "11"]
[White "Mucha, Roman"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2184"]
[BlackElo "1882"]
[PlyCount "60"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Nf3 Bd6 5. Bb5 Bg4 6. h3 Bxf3 7. Qxf3 a6 8. Bxc6+ bxc6 9. Qg3 Nf6 10. Bxe5 Nh5 11. Qh2 0-0 12. 0-0 Qe7 13. Bxd6 cxd6 14. d3 f5 15. Nd2 f4 16. Rae1 Rae8 17. e4 Qa7 18. Kh1 Qc5 19. Rc1 Qa5 20. Rfd1 dxe4 21. dxe4 d5 22. exd5 Qxd5 23. Nf3 Qa5 24. Nd2 Qd5 25. Nf3 Qa5 26. Nd2 Qd5 27. Nf3 Qa5 28. Nd2 Qd5 29. Nf3 Qa5 30. Nd2 Qd5 1/2-1/2

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.13"]
[Round "10"]
[White "Kowalczuk, Mikolaj"]
[Black "Koziej, Maciej"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1882"]
[BlackElo "2010"]
[PlyCount "59"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. cxd5 Bxf3 5. gxf3 Qxd5 6. e3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. bxc3 exd4 10. cxd4 Nge7 11. Rb1 0-0 12. Bd3 Qg5 13. Qc2 Qg2 14. Ke2 Ng6 15. Qc4 Rfe8 16. Bxg6 Qxg6 17. Rhg1 Qf6 18. Bc3 Qf5 19. e4 Rxe4+ 20. fxe4 Qxe4+ 21. Kd2 Ne5 22. Qf1 Nf3+ 23. Kc1 Nxg1 24. Qxg1 Re8 25. Kb2 Qe2+ 26. Ka1 Qc4 27. Bb2 a5 28. d5 g6 29. Qg5 f5 30. Qf6 1-0

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.12"]
[Round "9"]
[White "Brzezinski, Mateusz"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1956"]
[BlackElo "1882"]
[PlyCount "45"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. g3 Nf6 4. Bg2 c6 5. e4 d6 6. d3 Be7 7. Nge2 0-0 8. 0-0 Na6 9. Rb1 Nc7 10. f4 fxe4 11. dxe4 Be6 12. b3 d5 13. cxd5 cxd5 14. h3 d4 15. Na4 d3 16. Nec3 Qd4+ 17. Kh2 b5 18. Bb2 Qd7 19. Nxb5 Nxb5 20. Bxe5 Rac8 21. Rf3 Rfd8 22. Bf1 Rc2+ 23. Kh1 0-1

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.11"]
[Round "8"]
[White "Kowalczuk, Mikolaj"]
[Black "Siwiec, Arkadiusz"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "1882"]
[BlackElo "2078"]
[PlyCount "71"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. f4 d6 6. Nf3 c5 7. d5 a6 8. a4 b6 9. Be2 e6 10. 0-0 exd5 11. exd5 Re8 12. Nh4 Ne4 13. Nxe4 Rxe4 14. Bd3 Re8 15. Nf3 f5 16. Ra2 Nd7 17. b3 Nf6 18. Bb2 Ra7 19. Bxf6 Qxf6 20. Re1 Rae7 21. Rae2 h6 22. Rxe7 Rxe7 23. Rxe7 Qxe7 24. Qe2 Qxe2 25. Bxe2 Bd7 26. Kf2 Kf7 27. Ke3 Bb2 28. Kd2 Bf6 29. h4 Ke7 30. Ke3 Kd8 31. Kd2 Kc7 32. Ke3 Kd8 33. Kd2 Kc7 34. Ke3 Be8 35. Bd3 Bd7 36. Be2 1/2-1/2

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.10"]
[Round "7"]
[White "Karcz, Bartlomiej"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "1970"]
[BlackElo "1882"]
[PlyCount "95"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. f4 Qc7 9. Qf3 Nc6 10. Be3 Bd7 11. f5 Nxd4 12. Bxd4 e5 13. Bf2 Bc6 14. g4 b5 15. g5 Nxe4 16. Nd5 Bxd5 17. Bxd5 Nxg5 18. Qg2 Rc8 19. h4 Qa5+ 20. c3 Rxc3 21. bxc3 Qxc3+ 22. Ke2 Qb2+ 23. Kd3 e4+ 24. Bxe4 Nxe4 25. Qxe4 Qxf2 26. Rhe1 0-0 27. Qxe7 Qxf5+ 28. Qe4 Qc5 29. a4 bxa4 30. Rxa4 Qb5+ 31. Kd2 Qb2+ 32. Qc2 Qb7 33. Rae4 Qb5 34. Qd3 Qa5+ 35. Ke2 Rd8 36. Kf1 Qf5+ 37. Kg1 Rf8 38. Qxd6 g6 39. Qxa6 Qc5+ 40. Kh1 Qd5 41. Qc4 Qb7 42. Kh2 Qb8+ 43. Kh3 Rc8 44. Qa4 Rc3+ 45. R4e3 Qc8+ 46. Qg4 f5 47. Qf4 Rc4 48. Re8+ 1-0

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.10"]
[Round "6"]
[White "Kowalczuk, Mikolaj"]
[Black "Szusterowski, Radoslaw"]
[Result "1-0"]
[ECO "A77"]
[WhiteElo "1882"]
[BlackElo "2069"]
[PlyCount "79"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2 Nbd7 8. e4 Bg7 9. Be2 0-0 10. 0-0 Re8 11. Re1 Ne5 12. a4 g5 13. Nf1 h6 14. Ng3 Ng6 15. f3 a6 16. Qc2 Qc7 17. Nd1 Nf4 18. Bf1 N4xd5 19. Bd2 Ne7 20. Ne3 Be6 21. Bc3 Rad8 22. Rad1 Kh8 23. Nc4 Nc6 24. Ne3 Ne5 25. Ngf5 Nh5 26. Nxg7 Nxg7 27. Nd5 Bxd5 28. Rxd5 Ne6 29. Red1 f6 30. Qd2 Qc6 31. Rxd6 Qxa4 32. Bxe5 fxe5 33. Qd5 Rxd6 34. Qxe5+ Ng7 35. Qxd6 Kh7 36. Rd5 c4 37. Qc7 b5 38. Rd7 Rg8 39. Qe5 b4 40. Qf5+ 1-0

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.09"]
[Round "5"]
[White "Zielinski, Wojciech"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2006"]
[BlackElo "1882"]
[PlyCount "109"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nb3 Be7 8. Be2 0-0 9. 0-0 Be6 10. Bf3 Nbd7 11. a5 Qc7 12. Be3 b5 13. Qd2 Rac8 14. Rac1 Qb7 15. Rfd1 Rc4 16. Be2 Rxc3 17. Qxc3 Nxe4 18. Qe1 Ndf6 19. f4 Ng4 20. Bxg4 Bxg4 21. Rd2 f6 22. Rf2 Be6 23. Nd2 Bf7 24. Rf3 Rc8 25. f5 d5 26. c3 Nc5 27. Qh4 Nd3 28. Rb1 Bc5 29. Bxc5 Nxc5 30. Rg3 Qe7 31. Re1 Nb7 32. Qh6 Bg6 33. Qh3 Be8 34. b4 Nd6 35. Qg4 Bd7 36. Rf1 Nc4 37. Nb3 g5 38. h4 h6 39. hxg5 hxg5 40. Nc5 Rxc5 41. bxc5 Qxc5+ 42. Rf2 Ne3 43. Qh5 Bxf5 44. Kh1 Kg7 45. Rxe3 Qxe3 46. Rxf5 Qxc3 47. Qf3 Qc6 48. Qa3 Kg6 49. Rf1 Qc4 50. Qf3 Qh4+ 51. Kg1 Qd4+ 52. Qf2 Qxf2+ 53. Kxf2 d4 54. Rc1 e4 55. Rc6 1-0

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.08"]
[Round "3"]
[White "Kowalczuk, Mikolaj"]
[Black "Puczylowski, Marcin"]
[Result "1/2-1/2"]
[ECO "E40"]
[WhiteElo "1882"]
[BlackElo "2070"]
[PlyCount "84"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 0-0 7. Ne2 e5 8. e4 Nc6 9. 0-0 b6 10. d5 Na5 11. Ng3 Nd7 12. Be3 Nc5 13. Bxc5 dxc5 14. Qe2 Nb7 15. f4 f6 16. f5 Nd6 17. Rf3 Qe8 18. Nf1 Qa4 19. Rh3 Qe8 20. Ne3 a6 21. Qg4 g5 22. Rh6 Qe7 23. Qh5 Qf7 24. Qf3 Qg7 25. Ng4 Bd7 26. h4 gxh4 27. Rxh4 Nf7 28. Qe3 Rfe8 29. Rf1 Kf8 30. Rf3 Ke7 31. Rg3 Rg8 32. Kh2 Qh8 33. Nh6 Nxh6 34. Rxh6 Rxg3 35. Qxg3 Rf8 36. Qh4 Rf7 37. Be2 Qg7 38. Rh5 Qg8 39. g4 Rg7 40. Rh6 Qf7 41. Bd1 Be8 42. a3 Bd7 1/2-1/2

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.08"]
[Round "4"]
[White "Kowalczuk, Mikolaj"]
[Black "Sobolewski, Dawid"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1882"]
[BlackElo "1744"]
[PlyCount "57"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Nf3 h6 7. Bh4 0-0 8. Ne5 Nbd7 9. f4 Nxe5 10. fxe5 Nh7 11. Bxe7 Qxe7 12. Bd3 Qh4+ 13. g3 Qg5 14. Qe2 dxc4 15. Bxc4 b5 16. Bd3 f5 17. exf6 Nxf6 18. 0-0 Bd7 19. Ne4 Nxe4 20. Bxe4 Rad8 21. Bc2 Rxf1+ 22. Rxf1 g6 23. Qf3 c5 24. Qf7+ Kh8 25. Bxg6 Qxe3+ 26. Rf2 Qc1+ 27. Kg2 Bc6+ 28. Kh3 Rd7 29. Qf8# 1-0

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.07"]
[Round "2"]
[White "Karski, Lukasz"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "1993"]
[BlackElo "1882"]
[PlyCount "60"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 a6 5. Nc3 e6 6. a3 Qc7 7. e4 Bc5 8. Be2 Nc6 9. Nc2 b6 10. 0-0 h6 11. Be3 Bxe3 12. Nxe3 Bb7 13. f3 d6 14. Qd2 0-0 15. Rfd1 Rfd8 16. b4 Rac8 17. Rac1 Ne7 18. Bf1 Qb8 19. Qd4 Ba8 20. Na4 b5 21. cxb5 Rxc1 22. Rxc1 axb5 23. Nc3 d5 24. Qc5 Ng6 25. exd5 Rc8 26. Qxb5 Qa7 27. Qd3 Nxd5 28. Kf2 Qxa3 29. Ncxd5 Qxc1 30. Nb6 Rb8 1/2-1/2

[Event "POL-ch U18"]
[Site "Karpacz"]
[Date "2010.03.06"]
[Round "1"]
[White "Matuszczyk, Przemyslaw"]
[Black "Kowalczuk, Mikolaj"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2095"]
[BlackElo "1882"]
[PlyCount "65"]
[EventDate "2010.03.06"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. c4 Nc6 6. Qd2 Nf6 7. Nc3 g6 8. b3 Bg7 9. Bb2 0-0 10. Be2 Qa5 11. Rb1 h6 12. 0-0 Be6 13. a3 Rac8 14. h3 Kh7 15. Qe3 Nd7 16. Rfd1 Qc5 17. Qd2 Nde5 18. Nxe5 Nxe5 19. Nd5 Bxd5 20. exd5 Qb6 21. Bd4 Qc7 22. Qe3 f5 23. f4 Nf7 24. Bxg7 Kxg7 25. b4 b6 26. Rbc1 Nd8 27. g4 fxg4 28. hxg4 e6 29. dxe6 Nxe6 30. c5 Nxf4 31. Bxa6 Ra8 32. Qd4+ Kh7 33. cxd6 1-0

[Event "POL-ch Liga3 U18"]
[Site "Koscielec"]
[Date "2009.03.09"]
[Round "6.7"]
[White "Tabaka, Marcin"]
[Black "Kowalczuk, Mikolaj"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "1744"]
[BlackElo "1877"]
[PlyCount "32"]
[EventDate "2009.01.31"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. Be3 b5 9. a3 Bb7 10. Bd3 Nbd7 11. f4 0-0 12. Qe1 Ng4 13. Qg3 Nxe3 14. Qxe3 Qb6 15. Qf2 Bf6 16. Nde2 Qc7 1/2-1/2

[Event "POL-ch Liga3 U18"]
[Site "Koscielec"]
[Date "2009.02.04"]
[Round "4.13"]
[White "Piechota, Piotr"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1639"]
[BlackElo "1877"]
[PlyCount "76"]
[EventDate "2009.01.31"]
[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 e6 3. Nc3 Bb4 4. Bd2 b6 5. a3 Bxc3 6. Bxc3 Bb7 7. e3 d6 8. Nf3 Nbd7 9. Be2 0-0 10. 0-0 Ne4 11. Qc2 f5 12. Rfe1 Ndf6 13. Nd2 Qe7 14. Bf1 Nxc3 15. Qxc3 Ne4 16. Nxe4 fxe4 17. g3 Qg5 18. Bg2 Rf6 19. Rac1 Raf8 20. Rc2 h5 21. Rd2 R8f7 22. Qc2 d5 23. b3 c6 24. Rb1 h4 25. b4 hxg3 26. hxg3 Qh5 27. Re2 Rh6 28. Kf1 Qh2 29. g4 Qg3 30. f4 exf3 31. Bxf3 Rxf3+ 32. Rf2 Rh1+ 33. Ke2 Qxf2+ 34. Kd3 Qf1+ 35. Kc3 Rxe3+ 36. Kb2 Re2 37. Rxf1 Rxc2+ 38. Kxc2 Rxf1 0-1

[Event "POL-ch Liga3 U18"]
[Site "Koscielec"]
[Date "2009.01.31"]
[Round "1.8"]
[White "Kowalczuk, Mikolaj"]
[Black "Kamecki, Mateusz"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1877"]
[BlackElo "1725"]
[PlyCount "52"]
[EventDate "2009.01.31"]
[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 d5 3. exd5 Nxd5 4. d4 c6 5. Nf3 Bg4 6. Be2 e6 7. Nxd5 cxd5 8. Ne5 Bxe2 9. Qxe2 Be7 10. 0-0 0-0 11. f4 Bd6 12. Be3 Nd7 13. Rae1 Re8 14. Qh5 Re7 15. Rf3 f6 16. Rh3 Nf8 17. Nd3 Qe8 18. Qg4 Qg6 19. Qf3 Qf5 20. g4 Qg6 21. f5 Qf7 22. Kg2 b6 23. Bf4 Bxf4 24. Qxf4 exf5 25. Rxe7 Qxe7 26. gxf5 Qe2+ 0-1

[Event "POL-ch Liga3 U18"]
[Site "Koscielec"]
[Date "2009.01.31"]
[Round "3.14"]
[White "Kowalczuk, Mikolaj"]
[Black "Zimny, Piotr"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1877"]
[BlackElo "1709"]
[PlyCount "46"]
[EventDate "2009.01.31"]
[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. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 Nf6 6. Nf3 e6 7. 0-0 Be7 8. Qe2 e5 9. Rd1 Bg4 10. Be3 0-0 11. Rac1 Nc6 12. a4 Rc8 13. Bb3 Na5 14. Ba2 Bxf3 15. gxf3 Nh5 16. Kh1 Kh8 17. b4 Nc6 18. Nd5 f5 19. exf5 Nd4 20. Bxd4 Rxc1 21. Rxc1 exd4 22. f6 Bxf6 23. Nxf6 gxf6 0-1

[Event "POL-ch Liga3 U18"]
[Site "Koscielec"]
[Date "2009.01.31"]
[Round "2.19"]
[White "Ratajczak, Jedrzej"]
[Black "Kowalczuk, Mikolaj"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1720"]
[BlackElo "1877"]
[PlyCount "48"]
[EventDate "2009.01.31"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Qd2 0-0 9. Be2 Nbd7 10. g4 b5 11. Nc6 Qe8 12. g5 Nh5 13. f4 g6 14. Bxh5 gxh5 15. Qe2 Bb7 16. Nxe7+ Qxe7 17. Bf2 Rac8 18. Rg1 Rc4 19. Rd1 Rfc8 20. Rd4 Nf8 21. Rxc4 Rxc4 22. Rg3 Qc7 23. Qd1 b4 24. Nb1 Bxe4 0-1

