[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "3"]
[White "Korszanski, Stanislaw"]
[Black "Piechocki, Krystian"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1040"]
[BlackElo "1151"]
[PlyCount "95"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Bd3 Nc6 6. Nf3 Bd7 7. dxc5 Bxc5 8. 0-0 f6 9. b4 Be7 10. exf6 Nxf6 11. Bf4 0-0 12. Qc2 Rac8 13. a3 d4 14. Ng5 e5 15. Bg3 dxc3 16. Qa2+ Kh8 17. Nf7+ Rxf7 18. Qxf7 e4 19. Be2 Rf8 20. Qa2 Nd4 21. Nxc3 Qc6 22. Rac1 Be6 23. Qb2 Rc8 24. Kh1 e3 25. fxe3 Bh3 26. Bf3 Nxf3 27. Rxf3 Ne4 28. Ne2 Qd5 29. Nf4 Qd2 30. Qxd2 Nxd2 31. Rxc8+ Bxc8 32. Nd5 Bxb4 33. axb4 Nxf3 34. gxf3 b6 35. b5 Bb7 36. e4 Kg8 37. Kg2 Kf7 38. Kf2 Ke6 39. Bb8 Bxd5 40. exd5+ Kxd5 41. Bxa7 Kc5 42. Ke3 Kxb5 43. Ke4 Ka6 44. Bb8 b5 45. Kd5 Ka5 46. Ke6 b4 47. Kf7 b3 48. Be5 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "5"]
[White "Mroszczyk, Ksawery"]
[Black "Piechocki, Krystian"]
[Result "0-1"]
[ECO "D35"]
[BlackElo "1151"]
[PlyCount "102"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Bb4 5. f3 0-0 6. Bg5 Nbd7 7. e3 b6 8. a3 Bxc3+ 9. bxc3 Ba6 10. Qb3 c5 11. Be2 Bb7 12. Nh3 h6 13. Bh4 Qc8 14. 0-0 Ba6 15. Rfe1 cxd4 16. cxd5 Nc5 17. Qb2 dxc3 18. Qxc3 Nxd5 19. Qe5 f6 20. Bxa6 Qxa6 21. Qg3 Nd3 22. e4 Nxe1 23. exd5 Nc2 24. Ra2 Nd4 25. Qf2 Qc4 26. dxe6 Qc1+ 27. Qe1 Qxe1+ 28. Bxe1 Nxe6 29. Bb4 Rfe8 30. Nf2 Rac8 31. Ne4 Rc1+ 32. Kf2 Nd4 33. Nd6 Rd8 34. Kg3 a5 35. Bd2 Rc2 36. Rxc2 Nxc2 37. Bf4 g5 38. Nb7 gxf4+ 39. Kxf4 Rd7 40. Kf5 Rxb7 41. Kxf6 b5 42. Kg6 Rh7 43. f4 b4 44. axb4 axb4 45. f5 b3 46. h4 b2 47. h5 b1Q 48. g4 Qb6+ 49. f6 Rg7+ 50. Kf5 Rg5+ 51. Kf4 Qe3# 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "7"]
[White "Piechocki, Krystian"]
[Black "Kaszuba, Michal"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1151"]
[BlackElo "1366"]
[PlyCount "74"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 Nf6 7. 0-0 Qb6 8. Na3 Be6 9. c3 c4+ 10. d4 Nxe4 11. Qe2 d5 12. Re1 Bf5 13. h3 Nxg3 14. Qf2 Ne4 15. Qh4 h6 16. Re2 Bf6 17. Qe1 e6 18. Nh4 a6 19. Bxe4 Bxe4 20. Nxc4 Qd8 21. Nd2 Bxh4 22. Qf1 Bd3 23. Rxe6+ fxe6 24. Qxd3 Qe7 25. Nf3 Bf6 26. Bd2 0-0-0 27. Kh2 g5 28. Re1 gxf4 29. Bxf4 Bg5 30. Be5 Nxe5 31. Nxe5 Bf4+ 32. Kh1 Bxe5 33. Rxe5 Qh7 34. Qe2 Rhe8 35. b3 Qg6 36. Qf2 Rg8 37. Kh2 Rdf8 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "2"]
[White "Piechocki, Krystian"]
[Black "Ragan, Szymon"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1151"]
[PlyCount "35"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 h6 6. Bh4 g5 7. Bg3 d6 8. Nc3 Bg4 9. h3 Bh5 10. Qe2 Nd4 11. Qd1 Qd7 12. Nd5 Nxd5 13. Bxd5 0-0-0 14. a4 Rhf8 15. c3 f5 16. cxd4 exd4 17. Qb3 Rf6 18. Qxb7# 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "4"]
[White "Piechocki, Krystian"]
[Black "Roman, Pawel"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "1151"]
[PlyCount "64"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Be2 Bc5 5. Nxe5 Nxe5 6. d4 Bb4 7. dxe5 Nxe4 8. Qd4 Nxc3 9. bxc3 Ba5 10. Bb2 0-0 11. 0-0 Bb6 12. Qg4 d6 13. Qg3 dxe5 14. c4 f6 15. Bd3 Qe7 16. Ba3 c5 17. Bc1 Rd8 18. Bb2 Bc7 19. Qh4 g5 20. Qh5 Qf7 21. Qe2 Re8 22. Be4 Be6 23. Bd3 Rad8 24. Rad1 h5 25. Qe4 b6 26. Qe2 Bb8 27. Rd2 Bc7 28. Rfd1 Bd6 29. f3 Rd7 30. Qf2 Red8 31. Be4 Bc7 32. Rxd7 Rxd7 1/2-1/2

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "8"]
[White "Piechocki, Krystian"]
[Black "Rutkowski, Feliks"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "1151"]
[BlackElo "1167"]
[PlyCount "86"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Bd7 9. 0-0 Nf6 10. Re1 0-0 11. d5 Ne5 12. Bxd7 Qxd7 13. Nxe5 dxe5 14. Nf3 Rfe8 15. Qb3 b6 16. Rac1 Rac8 17. Qa3 a5 18. Qc3 Qd6 19. Qc6 h6 20. Rc2 Qb4 21. Nd2 Red8 22. a3 Qd6 23. Rec1 Ne8 24. Nf3 f6 25. Nh4 Qxc6 26. Rxc6 Rd6 27. Nf5 Rxc6 28. Rxc6 Kf7 29. Kf1 h5 30. Ke2 g6 31. Ne3 Nd6 32. f3 Nb5 33. g4 Nd4+ 34. Kd3 Nxc6 35. dxc6 hxg4 36. fxg4 Rd8+ 37. Nd5 f5 38. gxf5 gxf5 39. Ke3 f4+ 40. Kf3 Rd6 41. Nxc7 Rxc6 42. Nd5 Rh6 43. Nxb6 Rxb6 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "6"]
[White "Skrzypiec, Franciszek"]
[Black "Piechocki, Krystian"]
[Result "0-1"]
[ECO "D50"]
[WhiteElo "1193"]
[BlackElo "1151"]
[PlyCount "72"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. e3 h6 6. Bxf6 Qxf6 7. cxd5 cxd4 8. Qxd4 Qxd4 9. exd4 Bb4 10. Bc4 0-0 11. Nge2 Re8 12. 0-0 exd5 13. Bxd5 Nc6 14. Rfe1 Bd7 15. a3 Bxc3 16. bxc3 g5 17. Ng3 Rf8 18. Ne4 Kg7 19. Nd6 Rab8 20. Re3 b5 21. Rb1 a6 22. f4 gxf4 23. Rf3 Rb6 24. Ne4 Ne7 25. Nc5 Bf5 26. Re1 Nxd5 27. Re5 Be6 28. g3 fxg3 29. Rxg3+ Kh7 30. Rf3 Rg8+ 31. Kf2 Rg6 32. a4 Rf6 33. a5 Rc6 34. Rxf6 Nxf6 35. Nxe6 Ng4+ 36. Kg3 Nxe5 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "1"]
[White "Smerachanski, Mihail"]
[Black "Piechocki, Krystian"]
[Result "1-0"]
[ECO "C01"]
[BlackElo "1151"]
[PlyCount "59"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 0-0 8. Bd3 dxc4 9. Bxc4 Ne4 10. Qf3 Nc6 11. Ne2 Ng5 12. Qf4 Ne6 13. Qg3 Nexd4 14. cxd4 Nxd4 15. 0-0 Qf6 16. Be3 Nf5 17. Qxc7 Qb2 18. Bc5 Be6 19. Bxf8 Bxc4 20. Qxc4 Rxf8 21. Ra2 Qf6 22. Rc2 Nh4 23. Qf4 Qg6 24. Ng3 Qxc2 25. Qxh4 f5 26. Nh5 g6 27. Nf6+ Kf7 28. Re1 Qc3 29. Qxh7+ Kxf6 30. Qe7# 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "9"]
[White "Tomczyk, Aleksander"]
[Black "Piechocki, Krystian"]
[Result "1/2-1/2"]
[ECO "C04"]
[WhiteElo "1013"]
[BlackElo "1151"]
[PlyCount "85"]
[EventDate "2021.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nge7 5. e5 Nf5 6. c3 Nce7 7. Bd3 c5 8. 0-0 Nc6 9. Bxf5 exf5 10. Re1 Be7 11. Qc2 Qb6 12. Nb3 cxd4 13. cxd4 Bd7 14. a3 Rc8 15. Qd3 Na5 16. Nxa5 Qxa5 17. Bd2 Qb6 18. b4 0-0 19. Rac1 Qg6 20. Bf4 a6 21. Qe3 Rxc1 22. Rxc1 Rc8 23. h3 h6 24. Rxc8+ Bxc8 25. Qc1 Qc6 26. Qxc6 bxc6 27. Kh2 a5 28. Bd2 axb4 29. Bxb4 Bxb4 30. axb4 Kf8 31. g4 fxg4 32. hxg4 Bxg4 33. Nd2 Bd1 34. Kg3 Ke7 35. Nb1 f6 36. Nc3 Bc2 37. b5 cxb5 38. Nxb5 fxe5 39. dxe5 Ke6 40. Nd4+ Kxe5 41. Nxc2 Ke4 42. f3+ Kd3 43. Nb4+ 1/2-1/2

