[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.30"]
[Round "9.13"]
[White "Gora, Joanna"]
[Black "Oleszczuk, Maciej"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1553"]
[BlackElo "1598"]
[PlyCount "55"]
[EventDate "2007.12.27"]
[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 g6 5. Bc4 Bg7 6. Be3 Nf6 7. Nd2 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Qe2 Nxe3 12. Qxe3 Rb8 13. Nb3 a5 14. Qe2 a4 15. Nc5 Qa5 16. Ne4 Bf5 17. 0-0 Bxe4 18. Qxe4 Rxb2 19. Rab1 Bxc3 20. Rxb2 Bxb2 21. Qxc6 Be5 22. Qb5 Qxb5 23. Bxb5 a3 24. Bc4 Rc8 25. Bb3 Kg7 26. Rd1 f5 27. g3 Kf6 28. f4 1/2-1/2

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.30"]
[Round "8.12"]
[White "Oleszczuk, Maciej"]
[Black "Sachanowicz, Jakub"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1598"]
[PlyCount "138"]
[EventDate "2007.12.27"]
[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 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 e6 6. e3 h6 7. Bh4 Nc6 8. Bd3 Be7 9. Nf3 0-0 10. 0-0 Ne8 11. Bxe7 Qxe7 12. a3 a6 13. Na4 b5 14. Nc5 e5 15. Be2 exd4 16. exd4 Nxd4 17. Qxd4 Qxe2 18. Qxd5 Rb8 19. b4 Nf6 20. Qc6 Qe8 21. Qxe8 Rxe8 22. Rfe1 Rxe1+ 23. Rxe1 Kf8 24. Nd2 Nd7 25. Nde4 Nxc5 26. Nxc5 Ra8 27. h3 a5 28. Re5 axb4 29. axb4 Ra1+ 30. Kh2 Rb1 31. Nd3 Rb3 32. Rd5 Be6 33. Rd4 Bc4 34. Ne5 Rxb4 35. Nxc4 Rxc4 36. Rd5 b4 37. Rb5 Ke7 38. Kg1 g6 39. Kf1 Re4 40. f3 Rc4 41. Ke2 Rc2+ 42. Ke3 Rb2 43. g4 g5 44. f4 Rb3+ 45. Ke4 gxf4 46. Kxf4 Rxh3 47. Rxb4 Kf6 48. Rb6+ Kg7 49. Kf5 Rf3+ 50. Ke4 Rf6 51. Rb5 Kg6 52. Ra5 Rb6 53. Kf3 Rb1 54. Kf4 f6 55. Ra7 Rf1+ 56. Kg3 Rg1+ 57. Kf4 Rf1+ 58. Kg3 h5 59. gxh5+ Kxh5 60. Ra4 f5 61. Kg2 Rb1 62. Kf3 Kg5 63. Ke3 f4+ 64. Kf3 Rb3+ 65. Ke2 Kg4 66. Kf2 Rb2+ 67. Kf1 Kg3 68. Ra3+ f3 69. Ra1 Rh2 0-1

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.29"]
[Round "6.13"]
[White "Grzenkowicz, Lukasz"]
[Black "Oleszczuk, Maciej"]
[Result "1/2-1/2"]
[ECO "B33"]
[BlackElo "1598"]
[PlyCount "73"]
[EventDate "2007.12.27"]
[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 g6 5. Nxc6 bxc6 6. Bd2 Bg7 7. Bc3 Nf6 8. Bd3 0-0 9. 0-0 d5 10. exd5 cxd5 11. Bd4 Qc7 12. Re1 Ng4 13. Bxg7 Qxh2+ 14. Kf1 Kxg7 15. Qf3 Qh4 16. Ke2 e5 17. Bb5 Rb8 18. g3 Qf6 19. Qxf6+ Nxf6 20. Na3 Bf5 21. Rec1 Rfc8 22. b3 Bxc2 23. Ba6 Rc6 24. Bb5 Rc5 25. f3 Rbc8 26. Kd2 Bf5 27. g4 Bd7 28. g5 Bxb5 29. gxf6+ Kxf6 30. Nxb5 a6 31. Na3 e4 32. Rxc5 Rxc5 33. fxe4 dxe4 34. Nc4 Ke6 35. Ke3 f5 36. Rd1 Rc6 37. Rd8 1/2-1/2

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.29"]
[Round "7.11"]
[White "Oleszczuk, Maciej"]
[Black "Gora, Jan"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1598"]
[BlackElo "1610"]
[PlyCount "45"]
[EventDate "2007.12.27"]
[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 d5 2. c4 e6 3. Nf3 c6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 Nf6 7. Bd3 Bb4+ 8. Nc3 0-0 9. 0-0 h6 10. a3 Be7 11. b4 Nh5 12. Bg3 Nxg3 13. hxg3 f5 14. Na4 b6 15. Rc1 Bd7 16. Ba6 Rb8 17. Bb5 Rc8 18. Nb2 Bd6 19. Qa4 Nb8 20. Nd3 Bxb5 21. Qxb5 Qd7 22. Qxd7 Nxd7 23. a4 1/2-1/2

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.28"]
[Round "3.5"]
[White "Oleszczuk, Maciej"]
[Black "Bartczak, Krzysztof"]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1598"]
[BlackElo "1966"]
[PlyCount "50"]
[EventDate "2007.12.27"]
[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 d5 2. c4 e5 3. Nf3 exd4 4. Qxd4 Nf6 5. cxd5 Qxd5 6. Nc3 Qxd4 7. Nxd4 c6 8. Bg5 Be7 9. e3 0-0 10. Be2 a6 11. 0-0 c5 12. Nb3 Nc6 13. Na4 c4 14. Nb6 cxb3 15. Nxa8 Bd8 16. axb3 Be6 17. b4 Nxb4 18. Bf4 Nbd5 19. Bd6 Re8 20. Rfc1 Ne4 21. Bc7 Bf6 22. Bxa6 bxa6 23. Rxa6 Nb4 24. Raa1 Nd3 25. Rcb1 Nd2 0-1

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.28"]
[Round "5.13"]
[White "Oleszczuk, Maciej"]
[Black "Kepa, Wojciech"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1598"]
[PlyCount "68"]
[EventDate "2007.12.27"]
[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 Bg7 4. Bf4 d6 5. e3 0-0 6. Nf3 Na6 7. Be2 Nh5 8. Bg3 c5 9. 0-0 b6 10. a3 Bb7 11. Rb1 Nxg3 12. hxg3 Nc7 13. Qc2 e6 14. dxc5 dxc5 15. Qa4 Bxc3 16. bxc3 Qd6 17. Rbd1 Qc6 18. Qxc6 Bxc6 19. Rd6 Ba4 20. Bd1 Ne8 21. Rd2 Bxd1 22. Rfxd1 Nf6 23. a4 Ne4 24. Rd3 f6 25. Nd2 Nxd2 26. R1xd2 Rfe8 27. Kf1 Kf7 28. Ke2 Re7 29. a5 e5 30. a6 h5 31. Rd6 Re6 32. Rd8 Rxd8 33. Rxd8 Re8 34. Rd7+ Re7 1/2-1/2

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.28"]
[Round "4.8"]
[White "Rozycki, Bartlomiej"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1401"]
[BlackElo "1598"]
[PlyCount "65"]
[EventDate "2007.12.27"]
[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 d3 4. c4 Nc6 5. Bxd3 g6 6. Nf3 Bg7 7. a3 d6 8. Qc2 Nf6 9. Bd2 0-0 10. 0-0 Nd7 11. Bc3 Nde5 12. Nbd2 Nxd3 13. Bxg7 Kxg7 14. Qxd3 f5 15. Rad1 fxe4 16. Nxe4 Bf5 17. Rfe1 a5 18. b4 Qc7 19. b5 Ne5 20. Nxe5 dxe5 21. Qe2 Rac8 22. Rc1 Bxe4 23. Qxe4 Rf4 24. Qxe5+ Qxe5 25. Rxe5 Kf6 26. Rce1 Rfxc4 27. Re6+ Kg5 28. Rxe7 Rc1 29. Kf1 R1c7 30. b6 Rc3 31. Rxb7 Rxa3 32. Rxh7 Ra2 33. b7 1-0

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.27"]
[Round "1.1"]
[White "Oleszczuk, Maciej"]
[Black "Zurkowski, Andrzej"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1598"]
[BlackElo "2127"]
[PlyCount "73"]
[EventDate "2007.12.27"]
[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 c5 2. Nf3 cxd4 3. Nxd4 d6 4. e4 g6 5. c4 Bg7 6. Nc3 Nf6 7. Be2 0-0 8. 0-0 Nc6 9. Be3 h6 10. f3 Bd7 11. Re1 Rc8 12. Nxc6 Bxc6 13. Bd4 Ne8 14. Bxg7 Nxg7 15. b3 f5 16. Bd3 f4 17. e5 Kh7 18. Be4 Bxe4 19. Rxe4 Qb6+ 20. Kh1 dxe5 21. Rxe5 e6 22. Qe2 Rf5 23. Rd1 Rd8 24. Rxd8 Qxd8 25. h3 Nh5 26. Kh2 Ng3 27. Qe1 Nf1+ 28. Kh1 Ng3+ 29. Kh2 Nf1+ 30. Kh1 Qg5 31. Rxf5 Ng3+ 32. Kg1 Qxf5 33. Ne4 Qe5 34. Qd1 Nxe4 35. fxe4 Qxe4 36. Qd7+ Kh8 37. Qe8+ 1/2-1/2

[Event "Ehrenfeuchts Memorial U18 8th"]
[Site "Warsaw"]
[Date "2007.12.27"]
[Round "2.10"]
[White "Sliwinska, Dorota"]
[Black "Oleszczuk, Maciej"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1598"]
[PlyCount "96"]
[EventDate "2007.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Nf6 6. Nf3 d5 7. b3 Be7 8. Bf4 0-0 9. Ne5 Bb7 10. 0-0 Nd7 11. Qg4 Nxe5 12. Bxe5 Bf6 13. Qf4 Bxe5 14. Qxe5 Ba6 15. Rfe1 c4 16. d4 Qf6 17. Qxf6 gxf6 18. exd5 cxd5 19. Ne2 cxb3 20. axb3 Bxe2 21. Rxe2 Rfc8 22. b4 Rc4 23. Rd2 Rxb4 24. c3 Rc4 25. Rd3 Rb8 26. g3 Rb3 27. Rxa7 Rbxc3 28. Rxc3 Rxc3 29. Ra4 Rc4 30. Rxc4 dxc4 31. Kf1 Kf8 32. Ke2 Ke7 33. Kd2 Kd6 34. Kc2 Kd5 35. Kc3 e5 36. dxe5 fxe5 37. f3 f6 38. h4 h6 39. g4 Kc5 40. Kc2 Kd4 41. Kd2 c3+ 42. Kc2 Kc4 43. Kc1 Kd3 44. Kd1 Ke3 45. g5 fxg5 46. hxg5 hxg5 47. Kc2 Kxf3 48. Kxc3 g4 0-1

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.29"]
[Round "8.10"]
[White "Oleszczuk, Maciej"]
[Black "Ryszkiewicz, Adam"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1605"]
[BlackElo "1827"]
[PlyCount "68"]
[EventDate "2007.08.24"]
[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. Nf3 d5 4. cxd5 exd5 5. Qc2 Bd6 6. Bg5 Nc6 7. e3 Nb4 8. Qb3 Bf5 9. Na3 a5 10. Ne5 Be7 11. Nd3 a4 12. Qc3 Nc6 13. Nc5 Qc8 14. Bb5 0-0 15. Bxf6 Bxf6 16. Bxa4 Ne7 17. Bc2 b6 18. Nb3 c5 19. Bxf5 Nxf5 20. Nc2 cxd4 21. Ncxd4 Nxd4 22. Nxd4 Qa6 23. f3 Rac8 24. Qd2 Bxd4 25. exd4 Rc7 26. Kf2 Rfc8 27. Rhc1 g6 28. a3 Qa4 29. Rxc7 Rxc7 30. Qb4 Qc2+ 31. Kg1 Qd3 32. Re1 Rc6 33. Re8+ Kg7 34. Qf8+ Kf6 0-1

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.29"]
[Round "9.11"]
[White "Sieliwonik, Katarzyna"]
[Black "Oleszczuk, Maciej"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1759"]
[BlackElo "1605"]
[PlyCount "100"]
[EventDate "2007.08.24"]
[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 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. 0-0 d6 9. h3 Nxe4 10. Nxe4 d5 11. Nxc6 bxc6 12. Bd3 dxe4 13. Bxe4 Qc7 14. c3 Rb8 15. Rb1 Be6 16. a3 Ba2 17. Ra1 Bc4 18. Re1 Rxb2 19. Qa4 Bd5 20. Qxa7 Qxa7 21. Bxa7 Bxc3 22. Re3 Bf6 23. Rd1 e6 24. Bc5 Ra8 25. Bb4 Bg7 26. Bf3 Bf8 27. Bxf8 Kxf8 28. Ra1 Bxf3 29. Rxf3 Rb5 30. Kf1 Ke7 31. Ke2 f5 32. Kd2 Kd6 33. Kc2 e5 34. Rd3+ Rd5 35. Rb3 Rc5+ 36. Kd2 Rb5 37. Rc3 Ra4 38. Rac1 c5 39. Rd3+ Rd4 40. Kc3 Ra5 41. Rxd4+ exd4+ 42. Kb3 Kd5 43. Re1 Ra7 44. a4 c4+ 45. Kb4 d3 46. Rc1 Rb7+ 47. Kc3 Rb3+ 48. Kd2 Kd4 49. Ke1 c3 50. Rd1 c2 0-1

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.27"]
[Round "6.13"]
[White "Oleszczuk, Maciej"]
[Black "Bucko, Adam"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1605"]
[PlyCount "26"]
[EventDate "2007.08.24"]
[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 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Bf5 5. e3 Nf6 6. Nc3 e6 7. Nf3 Be7 8. Bb5+ Nbd7 9. Ne5 0-0 10. Nxd7 Nxd7 11. 0-0 a6 12. Bd3 Bxd3 13. Qxd3 Nb6 1/2-1/2

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.27"]
[Round "7.15"]
[White "Sobolewski, Dawid"]
[Black "Oleszczuk, Maciej"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "1605"]
[PlyCount "100"]
[EventDate "2007.08.24"]
[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. Bc4 Nc6 3. Nc3 g6 4. d3 Bg7 5. Nge2 e6 6. 0-0 Nge7 7. f4 0-0 8. Ng3 d5 9. exd5 exd5 10. Bb3 Nd4 11. Nce2 Nxb3 12. axb3 b6 13. c3 Bb7 14. d4 Nc6 15. f5 cxd4 16. cxd4 Qe7 17. Bf4 Rfe8 18. Qd2 Qb4 19. Qxb4 Nxb4 20. Rad1 Ba6 21. Rd2 Nd3 22. Bd6 Rad8 23. Ba3 Re3 24. h3 Rde8 25. Kh2 Nxb2 26. Bxb2 Bxe2 27. Rf2 Bb5 28. Rf3 Rxf3 29. gxf3 Re3 30. Kg2 Rxb3 31. Rc2 Bc4 32. h4 a5 33. Ne2 Bxe2 34. Rxe2 gxf5 35. h5 h6 36. Kg3 b5 37. Kf4 Rd3 38. Kxf5 Rxf3+ 39. Kg4 Rd3 40. Kf5 Bxd4 41. Bc1 Bg7 42. Rg2 Kh7 43. Bf4 a4 44. Be5 Bxe5 45. Kxe5 a3 46. Kf6 Re3 47. Kxf7 Rf3+ 48. Ke6 b4 49. Kxd5 b3 50. Rd2 a2 0-1

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.26"]
[Round "5.12"]
[White "Galaszewski, Patryk"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1749"]
[BlackElo "1605"]
[PlyCount "67"]
[EventDate "2007.08.24"]
[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 f5 2. c4 g6 3. Nf3 Bg7 4. Nc3 Nf6 5. Bg5 0-0 6. e3 d6 7. g3 c6 8. Bg2 h6 9. Bxf6 Rxf6 10. 0-0 Qe8 11. c5 g5 12. Nd2 Na6 13. Nb3 d5 14. f4 g4 15. a3 h5 16. Nc1 h4 17. Re1 Rh6 18. Kf2 Nc7 19. N1e2 Bf6 20. b4 Kg7 21. Qd3 Qh8 22. Rh1 Bd7 23. a4 Qh7 24. b5 Rh8 25. Rab1 cxb5 26. axb5 Ne6 27. Nxd5 hxg3+ 28. hxg3 Rxh1 29. Rxh1 Qxh1 30. Bxh1 Rxh1 31. Kg2 Rh3 32. Nxf6 Kxf6 33. d5 Nc7 34. c6 1-0

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.26"]
[Round "4.15"]
[White "Oleszczuk, Maciej"]
[Black "Latoszek, Michal"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1605"]
[BlackElo "1677"]
[PlyCount "67"]
[EventDate "2007.08.24"]
[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 d5 2. c4 e6 3. cxd5 exd5 4. Bf4 Nf6 5. e3 Bf5 6. Bd3 Bxd3 7. Qxd3 Nc6 8. Nc3 Be7 9. Nf3 0-0 10. h3 h6 11. g4 Bd6 12. 0-0-0 Re8 13. g5 Ne4 14. Qe2 Bxf4 15. gxh6 Bxh6 16. Rhg1 Nxc3 17. bxc3 a6 18. Rg2 Na5 19. Rdg1 Nc4 20. Qd3 Nd6 21. Ng5 Ne4 22. h4 f6 23. Nh3 Re7 24. f3 Nd6 25. Nf4 Nc4 26. Qg6 Kh8 27. Qh5 Kg8 28. Qxh6 Qd7 29. Nh5 Rf7 30. Nxf6+ Rxf6 31. Qxf6 Qf7 32. Rxg7+ Qxg7 33. Rxg7+ Kh8 34. Qh6# 1-0

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.25"]
[Round "2.16"]
[White "Oleszczuk, Maciej"]
[Black "Barmuta, Bartosz"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1605"]
[PlyCount "61"]
[EventDate "2007.08.24"]
[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 c5 3. Nf3 e6 4. Nc3 Be7 5. e3 Nc6 6. d5 exd5 7. Nxd5 d6 8. Nxe7 Qxe7 9. Bd3 Bg4 10. b3 Ne5 11. Be2 0-0 12. Bb2 Bxf3 13. Bxf3 Rad8 14. 0-0 Rfe8 15. g3 Qd7 16. Bg2 b6 17. Qe2 Qf5 18. Rad1 Nfg4 19. Rd5 Nf6 20. Rd2 Neg4 21. Rfd1 Re6 22. Qf3 Qg6 23. Bh3 Qg5 24. Bxf6 Rxf6 25. Qxg4 Qe5 26. Rd5 Qc3 27. Qe2 Qb4 28. R1d3 Qa5 29. Qd2 Qxd2 30. Rxd2 h6 31. e4 1-0

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.25"]
[Round "3.7"]
[White "Sanetra, Piotr"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2078"]
[BlackElo "1605"]
[PlyCount "43"]
[EventDate "2007.08.24"]
[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. c3 g6 3. d4 b6 4. Nf3 Bb7 5. Bd3 Bg7 6. 0-0 Nf6 7. Re1 0-0 8. Nbd2 cxd4 9. cxd4 d5 10. e5 Ne8 11. Nf1 Nc6 12. h4 Nc7 13. Ng3 Qd7 14. h5 f5 15. exf6 Rxf6 16. hxg6 hxg6 17. Ne5 Nxe5 18. dxe5 Re6 19. Qg4 Qc6 20. Bf4 Rf8 21. Rac1 Qa4 22. Rxc7 1-0

[Event "Augustow op"]
[Site "Augustow"]
[Date "2007.08.24"]
[Round "1.3"]
[White "Bukowski, Wojciech"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "2108"]
[BlackElo "1605"]
[PlyCount "55"]
[EventDate "2007.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 f5 4. d4 Nf6 5. c4 0-0 6. Nc3 d6 7. Qb3 Kh8 8. 0-0 c6 9. Re1 Qe8 10. Bg5 h6 11. Bxf6 Rxf6 12. e4 f4 13. e5 dxe5 14. Nxe5 g5 15. Ne4 Rf5 16. Nc5 Bxe5 17. Rxe5 Rxe5 18. dxe5 b6 19. Nd3 Be6 20. gxf4 b5 21. Nc5 Bxc4 22. Qh3 Kg7 23. fxg5 hxg5 24. Be4 Qh8 25. Qf5 Qh6 26. e6 Qf6 27. Qh7+ Kf8 28. Rd1 1-0

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.28"]
[Round "9"]
[White "Vdovenko, Vasyl"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A80"]
[BlackElo "1605"]
[PlyCount "57"]
[EventDate "2007.07.20"]
[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 f5 2. Nf3 g6 3. b3 Bg7 4. Bb2 Nf6 5. e3 0-0 6. Bd3 d6 7. Nbd2 c6 8. 0-0 Nbd7 9. Rc1 Nh5 10. c4 e5 11. dxe5 dxe5 12. Bb1 Rf7 13. Re1 e4 14. Bxg7 Rxg7 15. Nd4 Ndf6 16. f3 exf3 17. N2xf3 Re7 18. Nxc6 Qxd1 19. Nxe7+ Kf7 20. Rcxd1 Kxe7 21. Rd3 Be6 22. Red1 Ne4 23. Rd4 Nc3 24. Re1 Nf6 25. Ng5 h6 26. Nxe6 Kxe6 27. Kf1 Ke5 28. h3 g5 29. Rc1 1-0

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.27"]
[Round "8"]
[White "Oleszczuk, Maciej"]
[Black "Kaczmarczyk, Marcin"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1605"]
[PlyCount "89"]
[EventDate "2007.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. cxd5 Nxd5 5. Nc3 c6 6. e4 Nf6 7. Bg5 Be7 8. Bd3 Nfd7 9. Bf4 0-0 10. Qc2 c5 11. d5 Nb6 12. 0-0-0 c4 13. Be2 exd5 14. Nxd5 Nxd5 15. Rxd5 Qb6 16. Be3 Qg6 17. Kb1 b5 18. Rxb5 Ba6 19. Rd5 Bb7 20. Rd4 Bc5 21. Rxc4 Bxe3 22. fxe3 Nd7 23. e5 Qxc2+ 24. Rxc2 Be4 25. Kc1 Bxc2 26. Kxc2 Rfe8 27. Bb5 Rad8 28. Rd1 Rc8+ 29. Kb1 Red8 30. Rxd7 Rxd7 31. Bxd7 Rd8 32. e6 fxe6 33. Bxe6+ Kf8 34. Kc2 Ke7 35. Nd4 Kf6 36. b4 Rd6 37. a4 Ke5 38. Kd3 Rb6 39. a5 Rd6 40. b5 g5 41. Kc4 Ke4 42. Kc5 Ke5 43. b6 axb6+ 44. axb6 Rd8 45. Nc6+ 1-0

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.26"]
[Round "7"]
[White "Chomczyk, Marek"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "B78"]
[BlackElo "1605"]
[PlyCount "65"]
[EventDate "2007.07.20"]
[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 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 a6 11. 0-0-0 Nxd4 12. Bxd4 a5 13. h4 a4 14. Bc4 Qa5 15. g4 b5 16. Bd3 b4 17. Nd5 Nxd5 18. Bxg7 Kxg7 19. exd5 Qxd5 20. h5 Qxa2 21. Qe3 Qa1+ 22. Kd2 Qxb2 23. hxg6 Qc3+ 24. Ke2 Qe5 25. Rxh7+ Kf6 26. Be4 Bb5+ 27. Kf2 Qc5 28. Qxc5 dxc5 29. Bxa8 Rxa8 30. g7 Rg8 31. Rh5 Rxg7 32. Rxc5 Rg5 33. Rxg5 1-0

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.25"]
[Round "6"]
[White "Oleszczuk, Maciej"]
[Black "Rytel, Bartosz"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1605"]
[PlyCount "23"]
[EventDate "2007.07.20"]
[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 g6 3. Nc3 Bg7 4. Nf3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 0-0 8. Bc4 c5 9. Bb2 cxd4 10. cxd4 Nc6 11. Qd2 Qc7 12. d5 1/2-1/2

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.24"]
[Round "5"]
[White "Traczyk, Pawel"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "1854"]
[BlackElo "1605"]
[PlyCount "69"]
[EventDate "2007.07.20"]
[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 f5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nf6 5. 0-0 0-0 6. b3 d6 7. Bb2 c6 8. c4 Na6 9. Qc2 Qe8 10. Nbd2 Nc7 11. Rae1 Nh5 12. e4 f4 13. e5 d5 14. cxd5 Nxd5 15. Ng5 h6 16. Nge4 Bf5 17. Qc4 Kh7 18. Qe2 Qc8 19. Nc3 Bg4 20. f3 fxg3 21. fxg4 gxh2+ 22. Kxh2 Nhf4 23. Qf3 Ne6 24. Qg3 Ndf4 25. d5 Nxg2 26. Rxf8 Qxf8 27. Kxg2 Nf4+ 28. Kg1 Nxd5 29. Nxd5 cxd5 30. Nf3 e6 31. Nd4 Qe7 32. g5 hxg5 33. Qh3+ Kg8 34. Qxe6+ Qxe6 35. Nxe6 1-0

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.23"]
[Round "4"]
[White "Oleszczuk, Maciej"]
[Black "Jozwik, Magdalena"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1605"]
[PlyCount "80"]
[EventDate "2007.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. Qc2 Nc6 7. e3 Nh5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nxg3 11. hxg3 e5 12. dxe5 Nxe5 13. 0-0-0 Be6 14. Nf3 Nxf3 15. gxf3 Bg7 16. Bh3 Rc8 17. Bxe6 fxe6 18. Qg6+ Kf8 19. Kd2 Qb6 20. Qb1 d4 21. exd4 Qxd4+ 22. Ke1 Qe5+ 23. Kf1 b5 24. Qe4 Qxe4 25. fxe4 Ke7 26. Rd3 b4 27. Na4 Rc2 28. Kg2 Bxb2 29. Nxb2 Rxb2 30. Rb3 Rxa2 31. Rxb4 a5 32. Rb5 Kf6 33. Rhb1 Ra8 34. Rh1 Rh8 35. Rhb1 Ra8 36. Rb6 a4 37. Rc6 a3 38. Rbb6 Re8 39. Ra6 Ra1 40. Rc3 a2 1/2-1/2

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.22"]
[Round "3"]
[White "Vdovenko, Volodymyr J"]
[Black "Oleszczuk, Maciej"]
[Result "1/2-1/2"]
[ECO "A04"]
[BlackElo "1605"]
[PlyCount "119"]
[EventDate "2007.07.20"]
[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. d3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 e6 6. c3 Nge7 7. Be3 b6 8. 0-0 0-0 9. Qd2 f5 10. e5 Nd5 11. Bh6 Qc7 12. d4 cxd4 13. cxd4 b5 14. Bxg7 Kxg7 15. Nc3 Nxc3 16. Qxc3 Qb6 17. Rac1 Bb7 18. Rfd1 Ne7 19. Qc5 Nd5 20. Qxb6 Nxb6 21. Rc7 Bc6 22. Ng5 Bxg2 23. Nxe6+ Kf7 24. Nxf8 Bf3 25. Re1 Kxf8 26. e6 dxe6 27. Rxe6 Rc8 28. Ree7 h5 29. Rxc8+ Kxe7 30. Rc7+ Kd6 31. Rxa7 Kd5 32. Rg7 Kxd4 33. Rxg6 Nc4 34. b3 Nb2 35. Re6 Nd3 36. a4 bxa4 37. bxa4 Nc5 38. Rf6 Ke5 39. Rb6 Nxa4 40. Rb5+ Kf6 41. Rb3 Bd5 42. Ra3 Nb2 43. f4 Nc4 44. Ra6+ Kg7 45. Kf2 Nd2 46. Ra3 Ne4+ 47. Ke3 Kf6 48. Ra6+ Be6 49. Rc6 Kf7 50. Kd4 Kf6 51. Ra6 Nf2 52. h3 Nxh3 53. Ke3 Ng1 54. Ra1 Nh3 55. Rh1 Ng5 56. fxg5+ Kxg5 57. Rh4 Bd7 58. Rd4 Be6 59. Rd6 Bf7 60. Rd7 1/2-1/2

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.21"]
[Round "2"]
[White "Oleszczuk, Maciej"]
[Black "Malec, Jakub"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1605"]
[PlyCount "51"]
[EventDate "2007.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 Bg4 6. Bf4 e6 7. e3 Bd6 8. Bxd6 Qxd6 9. Bb5 Nge7 10. 0-0 0-0 11. a3 a6 12. Bd3 e5 13. dxe5 Nxe5 14. Be2 f5 15. Nxe5 Bxe2 16. Nxe2 Qxe5 17. Qb3 b5 18. Rfd1 Rfd8 19. Rd2 Rd6 20. Rad1 Rad8 21. Nf4 Kh8 22. Nd3 Qe4 23. Qb4 Nc6 24. Qc3 d4 25. exd4 Rxd4 26. g3 1/2-1/2

[Event "Najdorf Memorial op-B"]
[Site "Grodzisk Mazowiecki"]
[Date "2007.07.20"]
[Round "1"]
[White "Plichta, Kamil"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1963"]
[BlackElo "1605"]
[PlyCount "33"]
[EventDate "2007.07.20"]
[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 f5 2. g4 d6 3. h3 g6 4. Qd3 Bg7 5. gxf5 Bxf5 6. e4 Bd7 7. h4 Nc6 8. h5 gxh5 9. d5 Ne5 10. Qg3 Ng6 11. f4 c6 12. f5 Be5 13. Qg5 Bf4 14. Bxf4 Nxf4 15. Qxf4 Qc7 16. Nc3 0-0-0 17. 0-0-0 1-0

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.04.01"]
[Round "11"]
[White "Duszkiewicz, Marek"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2011"]
[BlackElo "1800"]
[PlyCount "41"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nf6 5. e5 Nd5 6. d4 g6 7. Be2 Bg7 8. 0-0 0-0 9. Nc3 c6 10. Ng5 f6 11. exf6 exf6 12. Nf3 Kh8 13. Nxd5 Qxd5 14. b3 Be6 15. Re1 Re8 16. Bc4 Qd7 17. Ba3 Qf7 18. Qe2 Bxc4 19. Qxe8+ Qxe8 20. Rxe8+ Bg8 21. Bd6 1-0

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.30"]
[Round "9"]
[White "Oleszczuk, Maciej"]
[Black "Wodzynski, Michal"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1800"]
[BlackElo "1966"]
[PlyCount "70"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 cxd4 5. Nxd4 Bg7 6. e4 d6 7. Be3 0-0 8. Be2 Nc6 9. 0-0 Bd7 10. Rc1 Rc8 11. f3 e6 12. Qd2 Ne8 13. Rfd1 Nxd4 14. Bxd4 e5 15. Bf2 Be6 16. Nd5 f5 17. Qb4 Bxd5 18. Rxd5 fxe4 19. fxe4 Rxf2 20. Kxf2 Qh4+ 21. Kg1 Bh6 22. Qe1 Qxe4 23. Rcd1 Be3+ 24. Kh1 Bd4 25. Bd3 Qg4 26. Qe2 Qh4 27. h3 Kh8 28. Rf1 Nf6 29. Rxd6 Nh5 30. Rf3 Ng3+ 31. Rxg3 Qxg3 32. Rf6 e4 33. Qxe4 Bxf6 34. Qe6 Rf8 35. Qe4 Qe5 0-1

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.29"]
[Round "8"]
[White "Oleszczuk, Maciej"]
[Black "Karski, Lukasz"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1800"]
[BlackElo "1864"]
[PlyCount "74"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. Bg5 c6 9. h3 h6 10. Be3 Nh5 11. Re1 Nf4 12. Bf1 g5 13. b4 Qe7 14. Rc1 exd4 15. Bxd4 Ne5 16. Nxe5 Bxe5 17. Ne2 Nxe2+ 18. Bxe2 c5 19. bxc5 Bxd4 20. Qxd4 dxc5 21. Qd3 Qe5 22. Rb1 b6 23. a4 Rb8 24. Red1 Be6 25. Qe3 Kg7 26. Rbc1 Rfd8 27. Qc3 Qxc3 28. Rxc3 Rxd1+ 29. Bxd1 Rd8 30. Bc2 Kf6 31. Kf1 Rd4 32. Bd3 Rxd3 33. Rxd3 Bxc4 34. Ke2 a6 35. Ke3 Bxd3 36. Kxd3 b5 37. axb5 axb5 0-1

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.28"]
[Round "7"]
[White "Srutwa, Maciej"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1866"]
[BlackElo "1800"]
[PlyCount "87"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[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. Bb5 a6 4. Bxc6 bxc6 5. h3 d5 6. e5 e6 7. 0-0 Ne7 8. d3 Ng6 9. c4 Be7 10. Nc3 a5 11. b3 Ba6 12. Na4 Qc7 13. Re1 0-0 14. Qd2 Rfd8 15. Qe3 Qa7 16. Ba3 d4 17. Qd2 Bc8 18. Nh2 f6 19. f4 fxe5 20. fxe5 Rf8 21. Re2 Rf5 22. Nf3 Bd7 23. Rae1 h6 24. Re4 Raf8 25. Kh2 Rxf3 26. gxf3 Nh4 27. Rxh4 Bxh4 28. Bxc5 Bxe1 29. Qxe1 Qa8 30. Bxf8 Qxf8 31. Qe4 Qa3 32. Qxd4 Qxa2+ 33. Qb2 Qxb2+ 34. Nxb2 c5 35. Kg3 Kf7 36. Kf4 g5+ 37. Ke3 Kg6 38. Na4 Kh5 39. Nxc5 Bc8 40. Kf2 Kh4 41. Kg2 h5 42. d4 g4 43. hxg4 hxg4 44. d5 1-0

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.27"]
[Round "6"]
[White "Oleszczuk, Maciej"]
[Black "Januszewski, Piotr"]
[Result "0-1"]
[ECO "D51"]
[WhiteElo "1800"]
[BlackElo "2000"]
[PlyCount "59"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. a3 d5 4. Bg5 Be7 5. e3 0-0 6. c4 c6 7. Nc3 Nbd7 8. c5 Re8 9. Bd3 e5 10. dxe5 Ng4 11. e6 fxe6 12. Bxe7 Qxe7 13. h3 Nh6 14. b4 e5 15. Be2 e4 16. Nd4 Qf6 17. 0-0 Ne5 18. b5 Qg5 19. Kh1 Qh4 20. Kh2 Rf8 21. f4 Neg4+ 22. Bxg4 Nxg4+ 23. Kg1 Nxe3 24. Qe1 Qxe1 25. Raxe1 Nxf1 26. Rxf1 Bd7 27. a4 Rac8 28. g4 g6 29. Nxd5 cxd5 30. Rc1 0-1

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.27"]
[Round "5"]
[White "Sygnet, Bartosz"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1878"]
[BlackElo "1800"]
[PlyCount "129"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[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 g6 5. Be3 Nf6 6. f3 Bg7 7. c4 d6 8. Nc3 0-0 9. Rc1 Nxd4 10. Bxd4 Nd7 11. Be3 a5 12. Qd2 Nc5 13. Be2 Be6 14. 0-0 Bd7 15. Rfd1 Bc6 16. Qe1 Qc7 17. b3 b6 18. Qh4 Rab8 19. Qg3 Be5 20. Qf2 Rfe8 21. Nd5 Bxd5 22. cxd5 Qd7 23. f4 Bg7 24. Bf3 Rec8 25. Qg3 Qa7 26. e5 Bh6 27. Qh4 Bg7 28. Bd4 Rc7 29. Rc3 Nd7 30. Rxc7 Qxc7 31. Qxe7 dxe5 32. d6 Qd8 33. Qxd8+ Rxd8 34. fxe5 Bxe5 35. Be3 b5 36. Bc6 b4 37. Rd5 Bc3 38. Rxa5 Ne5 39. Bd5 Rxd6 40. Bh6 Bd4+ 41. Kf1 Bb6 42. Ra8+ Rd8 43. Rxd8+ Bxd8 44. Ke2 Ng4 45. Bf4 Kf8 46. Bf3 h5 47. h3 Nf6 48. Bd6+ Be7 49. Bxe7+ Kxe7 50. Kd3 g5 51. Kc4 g4 52. hxg4 hxg4 53. Bb7 Nh5 54. Kxb4 f5 55. Kc4 Nf4 56. a4 Kd6 57. a5 Kc7 58. Bd5 Kd6 59. Ba8 Ne2 60. b4 f4 61. Kd3 Nc1+ 62. Ke4 f3 63. Ke3 fxg2 64. Bxg2 Nb3 65. a6 1-0

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.26"]
[Round "4"]
[White "Oleszczuk, Maciej"]
[Black "Sycz, Dariusz"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1800"]
[BlackElo "1916"]
[PlyCount "66"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. cxd5 exd5 5. Qc2 c6 6. Bg5 Be7 7. e3 Ne4 8. Bf4 0-0 9. Bd3 f5 10. Nc3 Nd7 11. h3 Ndf6 12. Ne5 Nh5 13. Bh2 g6 14. 0-0-0 Be6 15. Rhf1 Qa5 16. g4 Ng7 17. f4 Nxc3 18. bxc3 c5 19. Kd2 Rac8 20. Rb1 c4 21. Be2 b5 22. g5 b4 23. Rb2 Qa3 24. h4 a5 25. Rfb1 bxc3+ 26. Qxc3 Bb4 27. Rxb4 axb4 28. Qxa3 bxa3 29. Bg3 Rb8 30. Rxb8 Rxb8 31. Kc3 Rb2 32. Bxc4 dxc4 33. Nxc4 Bxc4 0-1

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.25"]
[Round "2"]
[White "Oleszczuk, Maciej"]
[Black "Siakowski, Maciej"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "1800"]
[BlackElo "1923"]
[PlyCount "126"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1 Nf4 11. Bf1 f5 12. Rb1 fxe4 13. Ng5 Nf5 14. Ngxe4 Nd4 15. f3 c6 16. Bxf4 exf4 17. Ne2 Nf5 18. Kh1 Ne3 19. Qd3 Be5 20. N2c3 Bf5 21. Nd1 cxd5 22. Nxe3 dxe4 23. Qd5+ Kg7 24. Qxb7+ Rf7 25. Nxf5+ gxf5 26. Qd5 e3 27. Red1 Rc8 28. c5 Qf6 29. Ba6 Rcc7 30. c6 Qh4 31. Bc4 Qf6 32. a4 Rf8 33. a5 Bc3 34. Qxd6 Rxc6 35. Qxf6+ Kxf6 36. Bb5 Re6 37. Rb3 Bd2 38. Be2 Rb8 39. Kg1 Re7 40. a6 Rxb4 41. Rxb4 Bxb4 42. Rc1 Bd6 43. Kf1 Ke5 44. Bd3 Kd4 45. Ke2 Re5 46. Rc4+ Kd5 47. Rxf4 Ke6 48. Rh4 Ra5 49. Bc4+ Ke5 50. Kxe3 Bc5+ 51. Kd3 Ra3+ 52. Kc2 Bd4 53. Bb3 Rxa6 54. Rxh7 Rc6+ 55. Kd2 a5 56. Re7+ Kf6 57. Rd7 Be5 58. h4 Rd6+ 59. Rxd6+ Bxd6 60. g4 fxg4 61. fxg4 Bg3 62. g5+ Kg7 63. h5 Bf4+ 1/2-1/2

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.25"]
[Round "3"]
[White "Wasik, Piotr"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1914"]
[BlackElo "1800"]
[PlyCount "55"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[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 g6 5. c4 Bg7 6. Be3 Qa5+ 7. Nc3 d6 8. Be2 Nf6 9. 0-0 Nd7 10. Rc1 0-0 11. Nb3 Qd8 12. Qd2 Nb6 13. f3 Be6 14. Nd5 Ne5 15. Nd4 Rc8 16. Nxb6 axb6 17. Nxe6 fxe6 18. Rfd1 Rc6 19. b3 Nd7 20. h4 Nc5 21. g3 Kh8 22. b4 Nd7 23. Kg2 Rc8 24. h5 Ne5 25. f4 Nf7 26. hxg6 Nh6 27. Rh1 Rf6 28. f5 1-0

[Event "POL-ch U16"]
[Site "Leba"]
[Date "2007.03.24"]
[Round "1"]
[White "Szumilas, Piotr"]
[Black "Oleszczuk, Maciej"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "1992"]
[BlackElo "1800"]
[PlyCount "111"]
[EventDate "2007.03.24"]
[EventType "swiss"]
[EventRounds "11"]
[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 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. h3 a6 10. 0-0 Na5 11. Re1 Nxb3 12. axb3 Bd7 13. Qd3 Rc8 14. Rad1 Qa5 15. Qd2 Bc6 16. Nd5 Qd8 17. Nxc6 Rxc6 18. Bg5 Nxd5 19. exd5 Rc7 20. c3 Re8 21. Re2 Bf6 22. Rde1 Bxg5 23. Qxg5 Kg7 24. Qf4 Qd7 25. Qd4+ Kg8 26. Re4 Qb5 27. b4 a5 28. Qd2 Kg7 29. Rh4 h5 30. Rxh5 Rh8 31. Rxh8 Kxh8 32. Re4 axb4 33. Rh4+ Kg7 34. Qh6+ Kf6 35. Qh8+ Kf5 36. Qd4 e5 37. dxe6 Kxe6 38. Re4+ Kd7 39. Qxb4 Rc5 40. Qxb5+ Rxb5 41. b4 Rd5 42. h4 Rd1+ 43. Kh2 Rc1 44. Re3 b5 45. g4 Rf1 46. Kg2 Rd1 47. h5 gxh5 48. gxh5 Rd5 49. Rh3 Rg5+ 50. Kf3 Rg7 51. h6 Rh7 52. Kf4 Ke6 53. Kg5 Ke7 54. f4 Kf8 55. Re3 f6+ 56. Kg6 1-0

