[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.22"]
[Round "11"]
[White "Klementowski, Dawid"]
[Black "Lesniak, Piotr"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "105"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 c6 5. Nf3 Bg4 6. Be3 Bd6 7. Be2 Nd7 8. Nc3 Qc7 9. h3 Bh5 10. cxd5 cxd5 11. Nxd5 Qa5+ 12. Nc3 Ngf6 13. 0-0 0-0 14. a3 Bg6 15. b4 Qh5 16. Ne5 Qf5 17. Nxg6 Qxg6 18. Bd3 Qh5 19. Qxh5 Nxh5 20. Rac1 Rfe8 21. Ne4 Bf4 22. Rfe1 Re7 23. Rc3 Rae8 24. Bxf4 Nxf4 25. Bb5 a6 26. Bxd7 Rxd7 27. Rf3 Nh5 28. g4 Nf6 29. Rxf6 gxf6 30. Nxf6+ Kg7 31. Nxe8+ Kg6 32. f4 Rxd4 33. f5+ Kg5 34. Re7 Rd3 35. Rxf7 Rxh3 36. Rg7+ Kf4 37. Rxb7 Rxa3 38. f6 Rf3 39. f7 Kg5 40. Nd6 Kxg4 41. Rb8 h5 42. f8Q Rxf8 43. Rxf8 Kh3 44. Ra8 h4 45. Rxa6 Kg3 46. b5 Kh3 47. b6 Kg3 48. b7 Kh3 49. b8Q Kg3 50. Nf5+ Kh3 51. Nxh4 Kxh4 52. Rg6 Kh5 53. Rg2 1-0

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.21"]
[Round "10"]
[White "Lesniak, Piotr"]
[Black "Krasinski, Mateusz"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "96"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 b5 7. Be3 Bb7 8. Qd2 Nc6 9. Nb3 e6 10. 0-0-0 Be7 11. g4 Ne5 12. g5 Nxf3 13. Qf2 Nxe4 14. Nxe4 Bxe4 15. h4 Nd4 16. Rh2 Nxb3+ 17. axb3 Qa5 18. Kb1 Qc7 19. Bd3 Bxd3 20. Rxd3 d5 21. Rc3 Qd7 22. h5 Rc8 23. Rd3 Bd6 24. Rh3 e5 25. Bb6 d4 26. Qe2 0-0 27. Qg2 Qc6 28. Qxc6 Rxc6 29. Ba5 b4 30. Rh1 Rb8 31. c3 bxc3 32. bxc3 Rxb3+ 33. Kc2 Ra3 34. Bd8 Raxc3+ 35. Rxc3 Rxc3+ 36. Kd2 Bb4 37. Ke2 d3+ 38. Kd2 e4 39. Rh4 Rc2+ 40. Ke3 Re2+ 41. Kd4 d2 42. Ke5 d1Q 43. Bc7 Qa1+ 44. Kf4 Bc3 45. Rh3 Qf1+ 46. Kg4 Rg2+ 47. Kh4 Be1+ 48. Bg3 Qf4# 0-1

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.20"]
[Round "9"]
[White "Tynski, Beniamin"]
[Black "Lesniak, Piotr"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "64"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. e3 f5 4. d4 Nd7 5. Be2 Ngf6 6. b3 g6 7. Bb2 Bg7 8. Nb5 a6 9. Nc3 0-0 10. dxe5 dxe5 11. Nf3 h6 12. Qc2 e4 13. Nd2 g5 14. 0-0-0 Qe7 15. Rdg1 Nc5 16. Kb1 Be6 17. Ba3 b6 18. h4 g4 19. g3 h5 20. Rd1 Qf7 21. Bf1 Nfd7 22. Ne2 Rfe8 23. Nf4 Reb8 24. Bxc5 Nxc5 25. Nxe6 Qxe6 26. Rc1 a5 27. a4 Na6 28. c5 Nb4 29. Bc4 Nd5 30. Rcd1 Kf8 31. Bxd5 Qf6 32. Bxa8 Qa1# 0-1

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.19"]
[Round "8"]
[White "Nowak, Tomasz"]
[Black "Lesniak, Piotr"]
[Result "0-1"]
[ECO "D60"]
[PlyCount "116"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 0-0 7. Be2 c6 8. 0-0 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Re1 Nxc3 12. bxc3 e5 13. Qc2 e4 14. Nd2 Nf6 15. h3 Bf5 16. Rad1 Rad8 17. Nb3 Nd5 18. Bxd5 cxd5 19. Rb1 Rd6 20. Rbd1 Rg6 21. Kh2 Qd6+ 22. g3 Qe6 23. Nc5 Qc8 24. Qb3 b6 25. Na4 Bxh3 26. Rh1 Bg4 27. Kg1 Bf3 28. Rh2 Bxd1 29. Qxd1 Qc4 30. Qc2 Re8 31. Rh5 Rd8 32. Re5 Kf8 33. a3 Rh6 34. Nb2 Qa2 35. Kg2 Qa1 36. Nd1 Qxa3 37. c4 dxc4 38. Qxc4 Qd3 39. Qb4+ Rhd6 40. Rd5 Ke7 41. Nb2 Qe2 42. Nc4 Qf3+ 43. Kh2 Qxf2+ 44. Kh3 Qf1+ 45. Kh2 Qxc4 46. Re5+ Qe6 47. Kg2 Kf6 48. Rxe6+ Kxe6 49. Qb5 Rd5 50. Qc6+ R8d6 51. Qe8+ Kf6 52. Qxe4 g6 53. Qe8 Kg7 54. e4 Rxd4 55. e5 Re6 56. Qb8 a5 57. Qc7 Re4 58. Qc3 R4xe5 0-1

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.18"]
[Round "7"]
[White "Lesniak, Piotr"]
[Black "Winiarski, Mikolaj"]
[Result "0-1"]
[ECO "B45"]
[PlyCount "74"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. f3 Bb4 7. Bd2 Nxd4 8. e5 Ng8 9. Bd3 Ne7 10. a3 Ba5 11. Be3 Ndc6 12. f4 Nd5 13. Bd2 Nxc3 14. Bxc3 Bxc3+ 15. bxc3 0-0 16. Qh5 h6 17. g4 Qe8 18. g5 f5 19. Qf3 hxg5 20. fxg5 Nxe5 21. Qe2 Nxd3+ 22. cxd3 Qg6 23. h4 f4 24. Kf2 f3 25. Qe5 Qh5 26. Rag1 b6 27. Qe4 Ba6 28. Qa4 Bxd3 29. Qxd7 Bf5 30. Rg3 Rad8 31. Qxa7 Rd2+ 32. Ke3 Re2+ 33. Kd4 Rd8+ 34. Kc4 Qe8 35. Qxb6 Rc8+ 36. Kd4 Qd7+ 37. Qd6 Qxd6# 0-1

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.17"]
[Round "5"]
[White "Lesniak, Piotr"]
[Black "Piechaczek, Dominik"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "64"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. g3 Nf6 7. Bg2 0-0 8. c3 Re8 9. Nd2 d5 10. f3 dxe4 11. fxe4 Nxd4 12. cxd4 Bxd4 13. Bxd4 Qxd4 14. Qc2 Qe3+ 15. Kd1 g6 16. Re1 Bg4+ 17. Bf3 Bxf3+ 18. Nxf3 Qxf3+ 19. Kc1 Rxe4 20. Rxe4 Qxe4 21. Qd1 Re8 22. b3 Re6 23. Kb2 Qe2+ 24. Qxe2 Rxe2+ 25. Ka3 Rxh2 26. Re1 Nd5 27. Rg1 a5 28. g4 Nc3 29. Ra1 b5 30. b4 c5 31. g5 Kg7 32. Rc1 Rxa2+ 0-1

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.17"]
[Round "6"]
[White "Zajdel, Pawel"]
[Black "Lesniak, Piotr"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "162"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Be2 Nf6 6. 0-0 0-0 7. Nc3 c6 8. Re1 Re8 9. Bg5 Bg4 10. h3 Bh5 11. Qd2 Nbd7 12. Rad1 Qc7 13. Kh1 Re6 14. Ng1 Rae8 15. Bxh5 Nxh5 16. Rxe6 Rxe6 17. Re1 Nf4 18. Rxe6 Nxe6 19. Nf3 f6 20. Be3 Nf4 21. Ne2 g5 22. Bxf4 gxf4 23. Ne1 Nb6 24. b3 Qe7 25. Nf3 Qe4 26. Nc3 Qf5 27. Qe2 Kf7 28. Kg1 Bb4 29. Qd2 a5 30. Ne1 a4 31. f3 Ke7 32. Nd3 Ba5 33. Nc1 Qe6 34. Kf1 axb3 35. axb3 Bxc3 36. Qxc3 Qd6 37. Nd3 Nd7 38. Qb4 Qxb4 39. Nxb4 Ke6 40. Nd3 Kf5 41. Kf2 b6 42. g3 fxg3+ 43. Kxg3 h6 44. Kh4 Kg6 45. f4 c5 46. c3 cxd4 47. cxd4 Nb8 48. Kg3 Nc6 49. h4 Nxd4 50. Nb4 Nxb3 51. Nxd5 b5 52. Kf3 Nd4+ 53. Ke4 Nc6 54. f5+ Kf7 55. h5 b4 56. Nf4 b3 57. Nd3 Ke7 58. Nb2 Kd6 59. Nd3 Nb4 60. Nb2 Kc5 61. Ke3 Kd5 62. Kf4 Kd4 63. Na4 Nd3+ 64. Kf3 b2 65. Nxb2 Nxb2 66. Kf4 Nd3+ 67. Kg4 Ke4 68. Kh3 Kxf5 69. Kh4 Kf4 70. Kh3 Kf3 71. Kh4 f5 72. Kh3 f4 73. Kh2 Kf2 74. Kh3 f3 75. Kh2 Ke2 76. Kg1 f2+ 77. Kh1 f1Q+ 78. Kh2 Qf4+ 79. Kh1 Qg4 80. Kh2 Kf2 81. Kh1 Qg2# 0-1

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.16"]
[Round "4"]
[White "Mendak, Mateusz"]
[Black "Lesniak, Piotr"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "77"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Qe2+ Be6 5. Nc3 c6 6. Nf3 Bd6 7. Ng5 Qe7 8. Bd2 Nd7 9. Nxe6 fxe6 10. Qh5+ g6 11. Qf3 0-0-0 12. Bd3 c5 13. Be3 Ngf6 14. dxc5 Bxc5 15. a3 Rdf8 16. Qe2 Bxe3 17. fxe3 Nh5 18. g3 Ne5 19. 0-0-0 Kb8 20. Rhf1 Qg5 21. Kb1 Rf5 22. Bxf5 gxf5 23. Qd2 Nc4 24. Qd4 Rc8 25. Nb5 b6 26. Rfe1 e5 27. Qxd5 Nxe3 28. Qxe5+ Kb7 29. Qxe3 f4 30. gxf4 Qxb5 31. Qe7+ Rc7 32. Qe4+ Ka6 33. Rd5 Rc5 34. Rxc5 Qxc5 35. Qa4+ Kb7 36. Qd7+ Ka6 37. Re5 Qg1+ 38. Ka2 Nxf4 39. Qc8# 1-0

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.15"]
[Round "3"]
[White "Lesniak, Piotr"]
[Black "Gogol, Wiktor"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "60"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Bb4+ 6. Bd2 Kd8 7. N1c3 Bc5 8. g3 Qf6 9. Bf4 a6 10. Nxc7 Rb8 11. N7d5 Qe6 12. Bxb8 d6 13. Bc7+ Kd7 14. Bb6 Bxb6 15. Nxb6+ Kc7 16. Ncd5+ Kb8 17. Bg2 f5 18. f3 Nf6 19. Nxf6 gxf6 20. 0-0 Rg8 21. exf5 Qxf5 22. Qxd6+ Ka7 23. Nxc8+ Qxc8 24. Qxf6 Nb4 25. Qd4+ Kb8 26. Qxb4 Rg7 27. c3 h5 28. Rfe1 Qd8 29. Rad1 Qc8 30. Qd4 h4 1-0

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.15"]
[Round "2"]
[White "Mockun, Dawid"]
[Black "Lesniak, Piotr"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1627"]
[PlyCount "52"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. Be3 Nf6 5. e5 Ng8 6. Be2 Bf5 7. f4 Qb6 8. Na4 Qa5+ 9. Nc3 e6 10. a3 Qb6 11. Rb1 c5 12. Nf3 Nc6 13. Nb5 a6 14. dxc5 Bxc5 15. Bxc5 Qxc5 16. Nc7+ Kd7 17. Nxa8 Bxc2 18. Rc1 Bxd1 19. Rxc5 Bxe2 20. Kxe2 Nge7 21. Nb6+ Kc7 22. Na4 b5 23. Rhc1 bxa4 24. Nd4 Rb8 25. Nxc6 Nxc6 26. Rxc6+ Kb7 1-0

[Event "POL-ch U10"]
[Site "Leba"]
[Date "2009.03.14"]
[Round "1"]
[White "Lesniak, Piotr"]
[Black "Koziol, Kamil"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "106"]
[EventDate "2009.03.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd2 0-0 8. Bd3 Re8 9. 0-0 d5 10. Re1 d4 11. Na4 Bxd2 12. Qxd2 Ng4 13. f3 Ne5 14. Nc5 Qd6 15. Nb3 Nxd3 16. Qxd3 c5 17. f4 Ba6 18. c4 dxc3 19. Qxc3 c4 20. e5 Qb6+ 21. Nd4 Rad8 22. Rad1 f6 23. Kh1 Kh8 24. Nf3 Rd3 25. Rxd3 cxd3 26. Nd4 Bb7 27. e6 c5 28. Nb3 Qc6 29. Qd2 Rxe6 30. Rxe6 Qxe6 31. Nxc5 Qe2 32. Qxe2 dxe2 33. Nd3 Ba6 34. Ne1 Kg8 35. Kg1 Kf7 36. a4 Ke6 37. b4 Kd5 38. Kf2 Kc4 39. b5 Bb7 40. Kxe2 Kb4 41. Nd3+ Kc4 42. g3 Be4 43. Nb2+ Kc3 44. Nd1+ Kb3 45. a5 Kb4 46. a6 Bg6 47. b6 axb6 48. Ke3 Be8 49. Kd4 Bc6 50. Nc3 Ka5 51. Nd5 Bxd5 52. Kxd5 Kxa6 53. Kc4 Ka5 0-1

