[Event "Prague op 22nd"]
[Site "Prague"]
[Date "2024.01.05"]
[Round "1"]
[White "Berin, Artem"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E95"]
[WhiteElo "2327"]
[BlackElo "1862"]
[PlyCount "159"]
[EventDate "2024.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 Nbd7 6. Nf3 e5 7. 0-0 0-0 8. Re1 b6 9. Bf1 exd4 10. Nxd4 Bb7 11. f3 Re8 12. Be3 a6 13. Qd2 Ne5 14. Rad1 Qd7 15. b3 Rad8 16. Nd5 c5 17. Nc2 Nxd5 18. cxd5 f5 19. h3 fxe4 20. fxe4 b5 21. b4 Rc8 22. Rc1 Nf7 23. Bf4 Bb2 24. Rb1 Bf6 25. bxc5 dxc5 26. Be2 h5 27. Qd3 Kg7 28. Qg3 Kh7 29. Bf1 Ne5 30. Ne3 Qe7 31. Qh2 Rcd8 32. Kh1 Nf7 33. Bd3 Be5 34. Rf1 Rf8 35. Bc2 Bd4 36. a4 Ne5 37. Qg3 Rde8 38. Bg5 Qd6 39. Qh4 Rxf1+ 40. Rxf1 Rf8 41. Be7 Rxf1+ 42. Nxf1 Qd7 43. Qf6 Qe8 44. Bf8 Nd7 45. Qe7+ Qxe7 46. Bxe7 Bc3 47. axb5 axb5 48. Ne3 Ba6 49. d6 c4 50. Nd5 Ba5 51. Nc7 Bxc7 52. dxc7 Kg7 53. Kg1 Kf7 54. Bb4 Ke6 55. Kf2 Ne5 56. Ke3 Nc6 57. Be1 Kd7 58. Bg3 b4 59. Ba4 c3 60. Bf4 h4 61. g4 g5 62. Bh2 Bb7 63. Kd3 Ba6+ 64. Kc2 Bb7 65. Bb5 Kc8 66. Bc4 Kd7 67. Kd3 Na7 68. Ke3 Bc6 69. Bb3 Nc8 70. Kd4 Nb6 71. Kc5 Nc8 72. Kxb4 Bxe4 73. Kxc3 Bb7 74. Ba4+ Ke7 75. Kd4 Bg2 76. Bc2 Bb7 77. Bf5 Nb6 78. Kc5 Nd7+ 79. Kb5 Ke8 80. Bd6 1-0

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "9"]
[White "Cherniaiev, Tykhon"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2278"]
[BlackElo "1895"]
[PlyCount "95"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 Rb8 8. b3 a6 9. a4 Bg4 10. Bb2 Nd7 11. d5 Bxf3 12. Bxf3 Nce5 13. Bg2 Nc5 14. h3 f5 15. f4 Ned7 16. Qc2 a5 17. Nb5 Nf6 18. Kh2 Nfe4 19. Nd4 Qd7 20. Rad1 h5 21. Bxe4 fxe4 22. Bc3 Ra8 23. Qb2 Rf7 24. Qc2 Raf8 25. e3 g5 26. f5 Bxd4 27. exd4 Nd3 28. g4 hxg4 29. hxg4 Rh7+ 30. Kg3 Kf7 31. Rh1 Rfh8 32. Rxh7+ Rxh7 33. Qe2 Nf4 34. Qf1 Qe8 35. Bd2 Rh3+ 36. Qxh3 Nxh3 37. Rh1 Nf4 38. Bxf4 gxf4+ 39. Kxf4 Kg7 40. g5 c6 41. Rh6 cxd5 42. cxd5 Qc8 43. Re6 Kf8 44. g6 Qc3 45. Rxe4 Qxb3 46. Kg5 Qxd5 47. Rh4 Qxd4 48. Rxd4 1-0

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "8"]
[White "Chiszko, Oskar"]
[Black "Chomczyk, Marek"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "1895"]
[BlackElo "2290"]
[PlyCount "125"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. Qc2 a5 10. Nge2 h5 11. f3 c6 12. Ng3 h4 13. Nge2 cxd5 14. cxd5 b5 15. Nxb5 Ba6 16. Nec3 Qd7 17. Be2 Rfc8 18. Qd2 a4 19. 0-0 Rab8 20. Rac1 Bxb5 21. Nxb5 Rxb5 22. Bxb5 Qxb5 23. Qc3 Nfd7 24. b4 axb3 25. axb3 Rb8 26. Rb1 Qb4 27. Rfc1 Kh7 28. Bd2 Qb6 29. b4 Nxe4+ 30. Be3 Nxc3 31. Bxb6 Nxb1 32. Bc7 Rxb4 33. Bxd6 Rb5 34. Be7 Nd2 35. d6 Rb7 36. Kf2 Bf6 37. Rc7 Rxc7 38. dxc7 Nb6 39. Bxf6 e4 40. Ke3 Nxf3 41. Kxe4 Nd2+ 42. Kd3 Ndc4 43. c8Q Nxc8 44. Kxc4 Nd6+ 45. Kd5 Ne8 46. Bxh4 Ng7 47. Ke5 Ne6 48. Bf6 Kh6 49. h4 Kh7 50. Kd6 Kg8 51. Ke5 Nc5 52. Kd5 Nd7 53. Be7 Nb6+ 54. Kc5 Nd7+ 55. Kd5 Nf8 56. Bxf8 Kxf8 57. Ke5 Ke7 58. g5 Ke8 59. Kd5 Kd7 60. Ke5 Ke7 61. Kd5 f5 62. gxf6+ Kxf6 63. Ke4 1/2-1/2

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Rudzinska, Michalina"]
[Result "1/2-1/2"]
[ECO "E49"]
[WhiteElo "1895"]
[BlackElo "2228"]
[PlyCount "134"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 0-0 7. cxd5 exd5 8. e3 Re8 9. Bd3 c5 10. Ne2 b6 11. 0-0 Ba6 12. Re1 Bxd3 13. Qxd3 Nc6 14. Ng3 Qd7 15. Bd2 Rad8 16. Rf1 Na5 17. Rae1 Nc4 18. Bc1 Qa4 19. e4 dxe4 20. fxe4 cxd4 21. cxd4 Ne5 22. Qe3 Qxd4 23. Qxd4 Rxd4 24. Bb2 Rd2 25. Bc3 Ra2 26. Rf5 Ned7 27. e5 Nd5 28. Bd4 Rxa3 29. Rg5 h6 30. e6 N7f6 31. exf7+ Kxf7 32. Rxg7+ Kxg7 33. Rxe8 Kf7 34. Re2 Rd3 35. Nf5 h5 36. h3 a5 37. Rb2 Ke6 38. Ng7+ Kf7 39. Nf5 Nd7 40. Bf2 a4 41. Nd6+ Ke6 42. Nc4 a3 43. Ra2 b5 44. Nxa3 b4 45. Nc4 b3 46. Rb2 Rc3 47. Na5 Rc1+ 48. Kh2 Rc2 49. Rxc2 bxc2 50. Nb3 Nb4 51. Be1 Nd3 52. Nd4+ Kd5 53. Nxc2 Ke4 54. Bd2 N7e5 55. Ne1 Nxe1 56. Bxe1 Kf5 57. Bc3 Ng6 58. Kg3 h4+ 59. Kf3 Kg5 60. Ke4 Kh5 61. Kf5 Ne7+ 62. Ke4 Ng6 63. Bf6 Nf8 64. Ke5 Nd7+ 65. Kf5 Nc5 66. Bd4 Nd3 67. Ke4 Ne1 1/2-1/2

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "2"]
[White "Heberla, Bartlomiej"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2552"]
[BlackElo "1895"]
[PlyCount "91"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 d5 6. Be2 c6 7. 0-0 a5 8. c4 Bg4 9. Nc3 Ne4 10. Nxe4 dxe4 11. Ng5 Bxe2 12. Qxe2 Nd7 13. Nxe4 Qc7 14. Rac1 Nf6 15. Nxf6+ Bxf6 16. e4 Rfd8 17. e5 Bg7 18. f4 Qb6 19. f5 a4 20. fxg6 fxg6 21. Rf3 axb3 22. Rxb3 Qc7 23. a3 Rf8 24. d5 Rf5 25. Re1 Raf8 26. Bd4 Rd8 27. Bb6 Qd7 28. Bxd8 Qxd8 29. Rxb7 cxd5 30. Qb2 Rf8 31. cxd5 Qxd5 32. Qb3 e6 33. Qxd5 exd5 34. g3 Re8 35. e6 Bd4+ 36. Kg2 Bc3 37. Reb1 Rxe6 38. Rc7 Bg7 39. Rb8+ Bf8 40. Rcc8 Rf6 41. a4 d4 42. a5 d3 43. Rxf8+ Rxf8 44. Rxf8+ Kxf8 45. Kf3 Ke7 46. a6 1-0

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "4"]
[White "Psyk, Radoslaw"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2460"]
[BlackElo "1895"]
[PlyCount "67"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Re1 Bf5 10. Bf4 Be4 11. Ng5 Bxd3 12. Qxd3 h6 13. Nf3 Ne4 14. Nbd2 f5 15. h4 Kh7 16. Re2 e6 17. Rae1 g5 18. hxg5 hxg5 19. Nxe4 dxe4 20. Nxg5+ Qxg5 21. Qh3+ Qh6 22. Bxh6 Bxh6 23. f3 Rg8 24. fxe4 f4 25. Qxe6 Rg6 26. Qf7+ Rg7 27. Qf5+ Kh8 28. e5 Ne7 29. Qh5 Kh7 30. Rf1 Rg5 31. Qf7+ Rg7 32. Qe6 Rc8 33. d5 Ng6 34. Qxc8 1-0

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "10"]
[White "Socko, Monika"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2392"]
[BlackElo "1895"]
[PlyCount "95"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. Be3 Nc6 8. d5 Ne7 9. Nd2 Nd7 10. f3 f5 11. Qc2 f4 12. Bf2 g5 13. h4 h6 14. hxg5 hxg5 15. 0-0-0 Ng6 16. Nf1 Nf6 17. Nh2 Kf7 18. Ng4 Nxg4 19. fxg4 Bd7 20. Rh5 Qe7 21. Kb1 Rh8 22. Rdh1 Rag8 23. Qb3 b6 24. Nb5 Qd8 25. Nxa7 Ke8 26. Nb5 Kf7 27. Qa4 f3 28. Bxf3 Nf4 29. Rxh8 Rxh8 30. Rxh8 Qxh8 31. Nxd6+ Ke7 32. Nf5+ Bxf5 33. gxf5 Qh1+ 34. Qd1 Qxd1+ 35. Bxd1 Nxg2 36. c5 bxc5 37. Bxc5+ Kd7 38. b4 Nf4 39. Kc2 Bf6 40. a4 Kc8 41. a5 Kb7 42. b5 Ng2 43. Kd2 Nf4 44. a6+ Ka8 45. d6 cxd6 46. Bxd6 Ka7 47. Bc5+ Ka8 48. b6 1-0

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Radzimski, Antoni"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "1898"]
[BlackElo "1885"]
[PlyCount "102"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 c5 7. e3 Ne4 8. Qc2 Qa5+ 9. Bd2 Nxd2 10. Qxd2 Qxd2+ 11. Kxd2 cxd4 12. exd4 dxc4 13. Bxc4 Nc6 14. Nf3 0-0 15. Ke2 Rd8 16. Rhd1 b6 17. Bb5 Bb7 18. Rac1 Rac8 19. Ke3 Ne7 20. Ke2 Nf5 21. Rxc8 Rxc8 22. Bd3 Bxf3+ 23. Kxf3 Nxd4+ 24. Ke3 e5 25. f3 f6 26. Be4 f5 27. Bd3 Kf7 28. f4 Ke6 29. fxe5 Kxe5 30. Ba6 Rd8 31. Rd2 f4+ 32. Kf2 g5 33. Rd3 Rd7 34. Rc3 Ne6 35. Rc2 Nc5 36. Bb5 Rd5 37. Bc4 Rd4 38. Bb5 g4 39. b4 Ne4+ 40. Ke2 h5 41. Bd3 f3+ 42. gxf3 gxf3+ 43. Ke3 f2 44. Rc1 h4 45. Bxe4 Rxe4+ 46. Kxf2 Rd4 47. Rc3 Kf4 48. Ke2 Re4+ 49. Kf2 Re7 50. Rc4+ Kg5 51. Rc3 Kf4 1/2-1/2

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "1"]
[White "Chiszko, Oskar"]
[Black "Wnorowski, Wiktor"]
[Result "1-0"]
[ECO "E24"]
[WhiteElo "1898"]
[BlackElo "1130"]
[PlyCount "47"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. cxd5 exd5 5. a3 Bxc3+ 6. bxc3 Nf6 7. e3 Nc6 8. Bd3 Be6 9. Ne2 h6 10. 0-0 0-0 11. Nf4 Qd7 12. f3 a6 13. Qc2 b5 14. e4 dxe4 15. fxe4 Na5 16. d5 Bg4 17. h3 Bh5 18. e5 Nxd5 19. Nxh5 c5 20. Be4 Rad8 21. Bxh6 gxh6 22. Bxd5 Qxd5 23. Nf6+ Kg7 24. Qh7# 1-0

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "3"]
[White "Chiszko, Oskar"]
[Black "Wojciechowski, Szymon"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1898"]
[BlackElo "1413"]
[PlyCount "85"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Bf4 a6 7. Be2 g6 8. 0-0 Bg7 9. Re1 0-0 10. h3 Ne4 11. Ne5 Be6 12. Nxe4 dxe4 13. Nxc6 bxc6 14. c3 Qb6 15. Qd2 Rfd8 16. Be3 Qb7 17. Qc2 Rab8 18. b3 a5 19. Rab1 f5 20. g3 h6 21. h4 Kh7 22. Red1 Rd7 23. Bf4 Rbd8 24. Be5 Bxe5 25. dxe5 Qc7 26. Rxd7 Bxd7 27. Rd1 Qxe5 28. c4 Qc7 29. Qd2 e6 30. c5 Kg7 31. Bc4 Qe5 32. Qd6 Qxd6 33. Rxd6 Kf7 34. Bxe6+ Ke7 35. Bxd7 Rxd7 36. Rxc6 Rd1+ 37. Kg2 Rd2 38. Ra6 e3 39. Kf1 Rxf2+ 40. Ke1 Rxa2 41. c6 g5 42. hxg5 hxg5 43. b4 1-0

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "2"]
[White "Strus, Mateusz"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1224"]
[BlackElo "1898"]
[PlyCount "85"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Bf4 a6 7. Be2 g6 8. 0-0 Bg7 9. Re1 0-0 10. h3 Ne4 11. Ne5 Be6 12. Nxe4 dxe4 13. Nxc6 bxc6 14. c3 Qb6 15. Qd2 Rfd8 16. Be3 Qb7 17. Qc2 Rab8 18. b3 a5 19. Rab1 f5 20. g3 h6 21. h4 Kh7 22. Red1 Rd7 23. Bf4 Rbd8 24. Be5 Bxe5 25. dxe5 Qc7 26. Rxd7 Bxd7 27. Rd1 Qxe5 28. c4 Qc7 29. Qd2 e6 30. c5 Kg7 31. Bc4 Qe5 32. Qd6 Qxd6 33. Rxd6 Kf7 34. Bxe6+ Ke7 35. Bxd7 Rxd7 36. Rxc6 Rd1+ 37. Kg2 Rd2 38. Ra6 e3 39. Kf1 Rxf2+ 40. Ke1 Rxa2 41. c6 g5 42. hxg5 hxg5 43. b4 0-1

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "8"]
[White "Witczak, Borys"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "E87"]
[WhiteElo "1949"]
[BlackElo "1898"]
[PlyCount "92"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 h5 10. Nge2 a5 11. Qd2 Kh7 12. 0-0-0 Qe7 13. Ng3 Rh8 14. gxh5 Nxh5 15. Nxh5 gxh5 16. h4 f5 17. exf5 Bxf5 18. Ne4 Nxe4 19. fxe4 Bg4 20. Re1 Rhf8 21. Be2 c6 22. Qd1 cxd5 23. Bxg4 hxg4 24. Qxg4 d4 25. Bg5 Qf7 26. Rhf1 Qc7 27. Rg1 Qxc4+ 28. Kb1 Qf7 29. h5 d3 30. h6 Bh8 31. Bd2 Rg8 32. Qh3 Rxg1 33. Rxg1 Rg8 34. Rxg8 Kxg8 35. Qc8+ Kh7 36. Qf5+ Qxf5 37. exf5 e4 38. Kc1 d5 39. Bf4 Bf6 40. b3 b5 41. Kd2 b4 42. Be3 Bc3+ 43. Kd1 d4 44. Bf4 e3 45. Bg3 e2+ 46. Kc1 d2+ 0-1

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "4"]
[White "Zawal, Krzysztof"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1552"]
[BlackElo "1898"]
[PlyCount "85"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Bf4 a6 7. Be2 g6 8. 0-0 Bg7 9. Re1 0-0 10. h3 Ne4 11. Ne5 Be6 12. Nxe4 dxe4 13. Nxc6 bxc6 14. c3 Qb6 15. Qd2 Rfd8 16. Be3 Qb7 17. Qc2 Rab8 18. b3 a5 19. Rab1 f5 20. g3 h6 21. h4 Kh7 22. Red1 Rd7 23. Bf4 Rbd8 24. Be5 Bxe5 25. dxe5 Qc7 26. Rxd7 Bxd7 27. Rd1 Qxe5 28. c4 Qc7 29. Qd2 e6 30. c5 Kg7 31. Bc4 Qe5 32. Qd6 Qxd6 33. Rxd6 Kf7 34. Bxe6+ Ke7 35. Bxd7 Rxd7 36. Rxc6 Rd1+ 37. Kg2 Rd2 38. Ra6 e3 39. Kf1 Rxf2+ 40. Ke1 Rxa2 41. c6 g5 42. hxg5 hxg5 43. b4 1/2-1/2

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Ochedzan, Filip"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1876"]
[BlackElo "1586"]
[PlyCount "89"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. Nc3 e6 5. Bxc4 c5 6. d5 exd5 7. Bxd5 Nxd5 8. exd5 Bd6 9. Nf3 0-0 10. 0-0 Bg4 11. h3 Bh5 12. Ne4 Qc7 13. Qb3 Nd7 14. Re1 Rfe8 15. Bd2 Bg6 16. Nxd6 Qxd6 17. Qxb7 Nb6 18. Qc6 Qxc6 19. dxc6 Be4 20. c7 Bxf3 21. gxf3 Rec8 22. Bf4 Nd5 23. Bd6 Nxc7 24. Bxc5 Ne6 25. Be3 Rc2 26. b3 a6 27. f4 Rc4 28. f5 Nd4 29. Bxd4 Rxd4 30. Reb1 Rb8 31. a3 f6 32. Rd1 Rbd8 33. Rdc1 R4d5 34. Rc6 R8d6 35. Rxd6 Rxd6 36. Rc1 a5 37. f4 Kf7 38. Kf2 Ke7 39. Re1+ Kd7 40. Ke3 Rc6 41. Kd4 Kd6 42. Kd3 Rc8 43. Re6+ Kd7 44. Kd4 Re8 45. Kc5 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Rozanski, Mateusz"]
[Result "0-1"]
[ECO "C96"]
[WhiteElo "1876"]
[BlackElo "1932"]
[PlyCount "108"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. h3 0-0 9. c3 Na5 10. Bc2 c5 11. d3 h6 12. Nbd2 Qc7 13. Nf1 Be6 14. Ne3 Rac8 15. d4 cxd4 16. cxd4 Nc4 17. Nxc4 Bxc4 18. b3 Be6 19. Bd3 exd4 20. Nxd4 Qc3 21. Be3 Nd7 22. Rc1 Qb2 23. Nc6 Bf6 24. Rc2 Rxc6 25. Rxb2 Bxb2 26. Re2 Bc3 27. Rc2 b4 28. f4 Nc5 29. f5 Nxd3 30. Qxd3 Bd7 31. Bd2 Rfc8 32. Bxc3 Rxc3 33. Rxc3 bxc3 34. Qc2 Bb5 35. Kf2 Bd3 36. Qc1 Bxe4 37. f6 c2 38. fxg7 Kxg7 39. Ke3 Bg6 40. b4 f6 41. a4 Be8 42. g4 Bxa4 43. h4 Kg6 44. Kd3 Bd7 45. g5 hxg5 46. hxg5 fxg5 47. Kd4 Bf5 48. Ke3 d5 49. Kd4 g4 50. Ke3 d4+ 51. Kd2 d3 52. Ke3 Re8+ 53. Kf4 Re4+ 54. Kg3 Rc4 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "11"]
[White "Chiszko, Oskar"]
[Black "Wons, Krystian"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "1876"]
[BlackElo "1510"]
[PlyCount "65"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. e3 c5 8. Nf3 Nc6 9. Be2 Qa5 10. Qd2 cxd4 11. cxd4 Qxd2+ 12. Nxd2 e6 13. 0-0 0-0 14. Bf3 dxc4 15. Nxc4 Bd7 16. Nd6 Rfb8 17. Bg3 Na5 18. Ne4 Rc8 19. Nd6 Rcb8 20. Rab1 Bc6 21. Bxc6 bxc6 22. Ne4 Rxb1 23. Nc5 Bf8 24. Rxb1 Rc8 25. Nd7 Nc4 26. Kf1 Bd6 27. Ke2 Bxg3 28. hxg3 Nd6 29. e4 Rc7 30. Rb8+ Nc8 31. Ne5 c5 32. Nc6 c4 33. Kd2 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "10"]
[White "Golis, Wiktor"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "1848"]
[BlackElo "1876"]
[PlyCount "91"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 a5 10. Nge2 c6 11. Ng3 cxd5 12. cxd5 Bd7 13. h4 Rb8 14. h5 b5 15. h6 Bh8 16. Qd2 b4 17. Nd1 Bb5 18. Bxb5 Rxb5 19. Kf2 Rb7 20. Kg2 Rc7 21. Nf2 Qb8 22. Rac1 Rfc8 23. Nd3 Nfd7 24. Nxc5 Nxc5 25. b3 Qb5 26. Rc4 Na6 27. Rxc7 Rxc7 28. Rc1 Qb7 29. Rxc7 Nxc7 30. Qc2 Bf6 31. Qc6 Qxc6 32. dxc6 Na8 33. Nf1 Bd8 34. Nd2 Bc7 35. Kf1 f6 36. Ke2 Kf7 37. Kd3 Ke6 38. Kc4 Bd8 39. Ba7 Ke7 40. Nf1 Kf7 41. Ne3 Ke6 42. Nd5 f5 43. Bb8 Bg5 44. Kb5 fxe4 45. fxe4 Bxh6 46. Ka6 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "8"]
[White "Kisielinski, Stanislaw"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1427"]
[BlackElo "1876"]
[PlyCount "112"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c3 Nbd7 7. Nbd2 c6 8. e4 Qc7 9. Re1 e5 10. Nb3 b6 11. Bg5 h6 12. Bxf6 Bxf6 13. Qd2 Bg7 14. Rad1 Rd8 15. dxe5 dxe5 16. Qd6 Qxd6 17. Rxd6 c5 18. Red1 Bf8 19. R6d2 f6 20. Bh3 c4 21. Nc1 f5 22. exf5 Re8 23. fxg6 Nc5 24. Bxc8 Raxc8 25. h4 e4 26. Nd4 Nd3 27. Nxd3 exd3 28. h5 Re5 29. g4 Rg5 30. f3 Bc5 31. Re1 b5 32. Re4 Rd5 33. Kg2 Bxd4 34. Rxd4 Rxd4 35. cxd4 b4 36. d5 c3 37. bxc3 bxc3 38. Rxd3 c2 39. d6 c1Q 40. d7 Rd8 41. Rb3 Qc2+ 42. Kg3 Qxa2 43. Re3 Rxd7 44. Re8+ Kg7 45. Kf4 Rf7+ 46. Kg3 Rd7 47. Kf4 Qh2+ 48. Kf5 Rd5+ 49. Ke4 Qe2+ 50. Kf4 Qxe8 51. g5 Qe5+ 52. Kg4 Qxg5+ 53. Kh3 Qxh5+ 54. Kg3 Qg5+ 55. Kh3 Qxg6 56. Kh4 Rh5# 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "5"]
[White "Chiszko, Oskar"]
[Black "Brzezina, Piotr"]
[Result "1/2-1/2"]
[ECO "E25"]
[WhiteElo "1876"]
[BlackElo "1708"]
[PlyCount "42"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 0-0 9. e4 Nf6 10. Qxd8 Rxd8 11. Bg5 h6 12. Bh4 Nc6 13. Bb5 e5 14. Bxc6 bxc6 15. Ne2 Ba6 16. Ra2 g5 17. Bg3 Nd7 18. Bf2 Bc4 19. Rd2 Nf6 20. Rc2 Bd3 21. Rd2 Bc4 1/2-1/2

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "1"]
[White "Chiszko, Oskar"]
[Black "Karcz, Nataniel"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1876"]
[BlackElo "1164"]
[PlyCount "87"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 g6 3. c4 Bg7 4. e3 d6 5. Nc3 Nd7 6. Bd3 Ngf6 7. Nge2 b6 8. 0-0 Bb7 9. d5 0-0 10. Nd4 Nc5 11. Bc2 a5 12. a3 Qd7 13. b4 Na6 14. Ne6 Rfc8 15. Nxg7 Kxg7 16. b5 Nc5 17. f3 h6 18. Bh4 g5 19. Bf2 Rf8 20. e4 e6 21. exf5 exf5 22. Ne2 Nh5 23. Nd4 Rae8 24. Re1 Re5 25. Ne2 Qf7 26. Bd4 Qf6 27. Qd2 Rfe8 28. Bxe5 Rxe5 29. Nd4 Bc8 30. Nc6 Nd7 31. Nxe5 dxe5 32. Qc3 Kf7 33. g3 f4 34. g4 Ng7 35. Re2 h5 36. h3 hxg4 37. hxg4 Ne8 38. Bf5 Ng7 39. Bxd7 Bxd7 40. Qxe5 Qxe5 41. Rxe5 Kf6 42. Rae1 a4 43. Re7 Bc8 44. Rxc7 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "3"]
[White "Chiszko, Oskar"]
[Black "Ziobrowski, Wojciech"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1876"]
[BlackElo "1418"]
[PlyCount "95"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bb4 7. Bd3 h6 8. Bh4 0-0 9. Nge2 Bg4 10. 0-0 Nbd7 11. Qc2 Qc7 12. a3 Bd6 13. h3 Bxe2 14. Qxe2 c5 15. dxc5 Bxc5 16. b4 Bd6 17. Nb5 Qb8 18. Rad1 a6 19. Nxd6 Qxd6 20. Bf5 Qe5 21. Bxd7 Nxd7 22. Rd4 Nf6 23. Bxf6 Qxf6 24. Rxd5 Rfd8 25. Rc5 Rac8 26. Qc2 Rc6 27. Rxc6 Qxc6 28. Qxc6 bxc6 29. Rc1 Rd3 30. a4 Rd6 31. Kf1 Kf8 32. Ke2 Ke7 33. Rc5 f6 34. Ra5 Kd7 35. Rxa6 g6 36. Ra7+ Ke6 37. Rg7 Kf5 38. a5 Rd8 39. g4+ Kg5 40. f4+ Kh4 41. Rxg6 Kxh3 42. Rxh6+ Kxg4 43. Rxf6 Rb8 44. Rxc6 Rxb4 45. Rc5 Ra4 46. Rg5+ Kh3 47. Kf3 Kh2 48. Rh5+ 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "2"]
[White "Kolanowski, Franciszek"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1281"]
[BlackElo "1876"]
[PlyCount "92"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. d4 dxe4 3. Nc3 Bf5 4. Nxe4 Bg6 5. Ng3 Nd7 6. Nf3 h6 7. h4 Be4 8. Bd3 Bxd3 9. Qxd3 e6 10. Be3 Ngf6 11. 0-0-0 Be7 12. Kb1 0-0 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qd3 Qd5 16. Nd2 Rfd8 17. c4 Qf5 18. Qxf5 exf5 19. Nb3 Ng4 20. Rde1 Bf6 21. Rhf1 Bxh4 22. Re2 Re8 23. Rfe1 Red8 24. g3 Bf6 25. Rd1 b6 26. Bf4 g5 27. Bc1 Re8 28. Rde1 Kf8 29. Bd2 Rxe2 30. Rxe2 Nh2 31. Bb4+ Kg7 32. Be7 Nf3 33. Re3 g4 34. Kc2 Nxd4+ 35. Kd3 Nxb3 36. axb3 Bxb2 37. b4 Bf6 38. c5 bxc5 39. bxc5 a5 40. Kc4 a4 41. Bxf6+ Kxf6 42. Ra3 f4 43. Kb4 fxg3 44. fxg3 Ke5 45. Re3+ Kd4 46. Rc3 Rb8+ 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "6"]
[White "Perucki, Maciej"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1601"]
[BlackElo "1876"]
[PlyCount "52"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nd7 7. d4 Bb4 8. Bd2 Ngf6 9. e5 Bxc3 10. Bxc3 Ne4 11. Bg2 0-0 12. 0-0 Qb6 13. Qe3 Nxc3 14. bxc3 c5 15. Rab1 Qc7 16. f4 cxd4 17. cxd4 Nb6 18. c3 Rac8 19. Rfc1 Nc4 20. Qd3 a6 21. f5 Na3 22. Rb3 Nc4 23. Qe2 Na5 24. Rb2 Nc4 25. Rb3 Na5 26. Rb2 Nc4 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "4"]
[White "Smolinski, Wojciech"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1463"]
[BlackElo "1876"]
[PlyCount "51"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Bb4 7. exd5 cxd5 8. Bd2 Nc6 9. Bb5 a6 10. Bxc6+ bxc6 11. a3 Ba5 12. 0-0 Nf6 13. Bg5 0-0 14. Ne2 h6 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. c3 Rab8 18. Rab1 Bc7 19. Nc1 Bd6 20. f4 a5 21. a4 c5 22. dxc5 Bxc5+ 23. Kh2 Rfc8 24. Nd3 Kg7 25. Nxc5 Rxc5 26. g3 1-0

[Event "EU-chT U12"]
[Site "Iasi"]
[Date "2023.07.30"]
[Round "7.4"]
[White "Chiszko, Oskar"]
[Black "Varabiescu, Petru"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "1860"]
[BlackElo "1297"]
[PlyCount "121"]
[EventDate "2023.07.24"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ROU"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]
[WhiteTeam "Poland U12"]
[BlackTeam "Romania Arnia U12"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "ROU"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. Qc2 a5 10. Nge2 c6 11. Ng3 cxd5 12. cxd5 Bd7 13. Be2 Rc8 14. Qd2 b5 15. f3 b4 16. Nd1 Qb6 17. h4 Bb5 18. h5 Bxe2 19. Qxe2 Qa6 20. Qxa6 Nxa6 21. h6 Bh8 22. Rh2 Nc5 23. Rd2 Nfd7 24. Ke2 b3 25. a3 Na4 26. Ke1 Rc2 27. Ne2 Rfc8 28. Nec3 Nxb2 29. Rxc2 bxc2 30. Nxb2 Rxc3 31. Kd2 Rb3 32. Nd3 Bf6 33. Kxc2 a4 34. Rb1 Rxb1 35. Kxb1 Bd8 36. Nb2 Bb6 37. Bxb6 Nxb6 38. Kc2 f5 39. g5 fxe4 40. fxe4 Kf7 41. Kc3 Ke7 42. Kb4 Kd7 43. Nxa4 Kc7 44. Nxb6 Kxb6 45. a4 Ka6 46. a5 Ka7 47. Kb5 Kb7 48. a6+ Kc7 49. a7 Kb7 50. a8Q+ Kxa8 51. Kc6 Kb8 52. Kxd6 Kc8 53. Ke7 Kb7 54. d6 Ka7 55. d7 Kb7 56. d8Q Ka7 57. Kd6 Kb7 58. Kc5 Ka7 59. Qd7+ Ka6 60. Qxh7 Ka5 61. Qa7# 1-0

[Event "EU-chT U12"]
[Site "Iasi"]
[Date "2023.07.29"]
[Round "6.4"]
[White "Gales, Randi Ioan"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2019"]
[BlackElo "1860"]
[PlyCount "136"]
[EventDate "2023.07.24"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ROU"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]
[WhiteTeam "Romania U12"]
[BlackTeam "Poland U12"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. h3 Na6 7. Be3 e5 8. d5 Nc5 9. Nd2 a5 10. g4 Bd7 11. Be2 Ne8 12. h4 h6 13. h5 g5 14. Qc2 Na6 15. 0-0 c5 16. a3 Nf6 17. f3 Qc7 18. Nb5 Qb8 19. Nb1 Rc8 20. N1c3 Bf8 21. Qd2 Kh7 22. b3 b6 23. Na2 Bxb5 24. cxb5 Nc7 25. Nc3 Qb7 26. Na4 Nd7 27. Bc4 Be7 28. Rfc1 Ra7 29. Bd3 Kg7 30. Nc3 Rg8 31. Ne2 Kh8 32. Ng3 Ne8 33. Nf5 Bf8 34. Qb2 Kh7 35. Bf2 Ng7 36. Ne3 Be7 37. Be2 Rga8 38. Be1 Qb8 39. Bc3 Qb7 40. Nc4 Qb8 41. Ra2 Bd8 42. Rca1 Ne8 43. Kg2 Kg8 44. Ne3 Kh7 45. b4 f6 46. Nc4 Bc7 47. bxa5 bxa5 48. a4 Bb6 49. Bd3 Qc7 50. Qe2 Ng7 51. Rf1 Rg8 52. Qe1 Kh8 53. Bb1 Raa8 54. Kh1 Ra7 55. Rg2 Raa8 56. Bd2 Ra7 57. Qc1 Raa8 58. Qc2 Raf8 59. Rh2 Ra8 60. Qc1 Rgf8 61. Rg1 Ne8 62. Kg2 Ra7 63. Kf1 Ra8 64. Ke2 Ra7 65. Kd1 Qd8 66. Kc2 Bc7 67. Kb2 Nb6 68. Nxb6 Bxb6 1/2-1/2

[Event "EU-chT U12"]
[Site "Iasi"]
[Date "2023.07.28"]
[Round "5.4"]
[White "Chiszko, Oskar"]
[Black "Kovacs, Balazs"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "1860"]
[BlackElo "1515"]
[PlyCount "61"]
[EventDate "2023.07.24"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ROU"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]
[WhiteTeam "Poland U12"]
[BlackTeam "Romania Iasi U12"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "ROU"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. e3 c5 8. Nf3 Nc6 9. cxd5 Qxd5 10. Be2 e5 11. dxe5 Qxd1+ 12. Rxd1 Be6 13. Bg3 Bxa2 14. 0-0 Rd8 15. Ra1 Bd5 16. Bb5 a6 17. Bxc6+ Bxc6 18. Rfb1 0-0 19. Ra5 Bb5 20. c4 Bxc4 21. Rxc5 b5 22. Nd4 Rc8 23. Rc6 a5 24. Ra6 a4 25. f4 Bd3 26. Rd1 Bc2 27. Rd2 Bb3 28. Nxb3 axb3 29. Rb6 Rb8 30. Rxb8 Rxb8 31. Rb2 1/2-1/2

[Event "EU-chT U12"]
[Site "Iasi"]
[Date "2023.07.27"]
[Round "4.4"]
[White "Uzdemir, Ali Poyraz"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1569"]
[BlackElo "1860"]
[PlyCount "105"]
[EventDate "2023.07.24"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ROU"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]
[WhiteTeam "Turkey U12"]
[BlackTeam "Poland U12"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Nf6 5. Bc4 e6 6. e5 Nh5 7. 0-0 d5 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. d4 Ng7 11. Be3 Nf5 12. Bf2 cxd4 13. Nxd4 Nxd4 14. Bxd4 a6 15. Qf3 Bg7 16. Rad1 Qe7 17. Bf2 Rc8 18. Rfe1 Rc6 19. g4 Qb4 20. Bd4 Rg8 21. Bf2 g5 22. Nxd5 exd5 23. Qxd5 Qe7 24. f5 Nxe5 25. b4 Bf6 26. Bg3 Kf8 27. Bxe5 Kg7 28. Bd6 Qd8 29. c4 Re8 30. c5 Kg8 31. Qf3 Rxe1+ 32. Rxe1 Qd7 33. Qd5 Rc8 34. Qe4 Qb5 35. a3 Qd7 36. Kf2 Rd8 37. Re2 Rc8 38. Qe3 Rd8 39. Qe4 Rc8 40. Kg2 Rd8 41. Kf3 Rc8 42. Re3 Qb5 43. Re2 Qd7 44. Qd5 Rd8 45. Kg2 Rc8 46. a4 Re8 47. Rd2 Rd8 48. Qf3 Re8 49. Qd3 Qxa4 50. Re2 Rd8 51. Qe4 Qd7 52. Kf3 Rc8 53. Kg2 1/2-1/2

[Event "EU-chT U12"]
[Site "Iasi"]
[Date "2023.07.26"]
[Round "3.4"]
[White "Chiszko, Oskar"]
[Black "Shen, Tingrui"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "1860"]
[BlackElo "1794"]
[PlyCount "130"]
[EventDate "2023.07.24"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ROU"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]
[WhiteTeam "Poland U12"]
[BlackTeam "Germany U12"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Be6 7. Be2 Be7 8. Be3 0-0 9. 0-0 Nc6 10. Bf3 Rc8 11. Nd5 Bxd5 12. exd5 Na5 13. Nd2 b6 14. Rc1 Nc4 15. Nxc4 Rxc4 16. b3 Rc8 17. Qd2 Nd7 18. Be2 h6 19. c4 Bg5 20. Bd3 g6 21. g3 Bxe3 22. fxe3 f5 23. e4 f4 24. Qg2 Kg7 25. Be2 Qg5 26. Rc3 Rce8 27. a3 a5 28. b4 axb4 29. axb4 Ra8 30. Qh3 Nf6 31. Qg2 Nd7 32. Bf3 Ra4 33. Rb1 Rfa8 34. Qh3 Qe7 35. Qe6 Re8 36. gxf4 exf4 37. Qxe7+ Rxe7 38. Rb2 Re8 39. Be2 Rxe4 40. Kf2 Kf6 41. Bf3 Rd4 42. Be2 Ke5 43. Bg4 Nf6 44. Bf3 g5 45. h3 Ra1 46. c5 bxc5 47. bxc5 dxc5 48. Rxc5 Nxd5 49. Rc6 Rb4 50. Rxb4 Nxb4 51. Rxh6 Nd3+ 52. Ke2 Re1+ 53. Kd2 Re3 54. Bg4 Ke4 55. Rg6 Ne5 56. Rxg5 Nxg4 57. hxg4 Rg3 58. Ke2 Rg2+ 59. Kf1 Kf3 60. Ra5 Rb2 61. Ra3+ Kxg4 62. Rc3 f3 63. Rc8 Kg3 64. Rg8+ Kf4 65. Rf8+ Ke3 1/2-1/2

[Event "EU-chT U12"]
[Site "Iasi"]
[Date "2023.07.25"]
[Round "2.4"]
[White "Weber, Yonatan"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1681"]
[BlackElo "1860"]
[PlyCount "74"]
[EventDate "2023.07.24"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ROU"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]
[WhiteTeam "Israel U12"]
[BlackTeam "Poland U12"]
[WhiteTeamCountry "ISR"]
[BlackTeamCountry "POL"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qb3 c5 8. 0-0 Bd6 9. d3 0-0 10. a4 b6 11. Ne5 Nd5 12. Bxd5 exd5 13. Qxd5 Qc7 14. Nxf7 Rxf7 15. Qxa8 Nb8 16. Qg2 Bb7 17. e4 Nc6 18. f4 c4 19. dxc4 Bc5+ 20. Kh1 Ne5 21. Qe2 Bd4 22. Nc3 Nxc4 23. Nd5 Qc5 24. Qf3 Nd6 25. Qa3 Nxe4 26. Qxc5 Nxc5 27. h3 Bxd5+ 28. Kh2 Re7 29. g4 Re2+ 30. Kg3 Bf2+ 31. Kh2 Bh4+ 32. Kg1 Rg2+ 33. Kh1 Rxb2+ 34. Kg1 Rg2+ 35. Kh1 Ra2+ 36. Kg1 Rxa1 37. Rd1 Nd3 0-1

[Event "Pobeskydy Talents op 42nd"]
[Site "Frydek Mistek"]
[Date "2023.04.10"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Czernecki, Andrzej"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1818"]
[BlackElo "1839"]
[PlyCount "43"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 e6 6. Bd3 Nf6 7. Be3 Qc7 8. 0-0 d5 9. Nc3 Nb4 10. a3 Nxd3 11. cxd3 a6 12. Rc1 Qd8 13. Na4 Nd7 14. exd5 exd5 15. Bf4 Qf6 16. Nc3 Nb6 17. Re1+ Be7 18. Bc7 Kf8 19. Bxb6 Qxb6 20. Rxe7 Be6 21. Na4 Qb5 22. Nd4 1-0

[Event "Pobeskydy Talents op 42nd"]
[Site "Frydek Mistek"]
[Date "2023.04.09"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Prazak, Daniel"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1818"]
[BlackElo "2112"]
[PlyCount "135"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. 0-0 Bd7 9. Re1 Nge7 10. b3 h6 11. Ba3 0-0 12. Bxd6 Qxd6 13. Nbd2 Rab8 14. b4 Rbc8 15. a4 b6 16. Ba6 Rc7 17. Qb3 Rb8 18. Rac1 Bc8 19. Bd3 Bb7 20. Ne5 Rbc8 21. Qb2 f6 22. Nxc6 Bxc6 23. b5 Be8 24. Nf3 Bg6 25. Bf1 Bh5 26. Nd2 Bf7 27. Bd3 e5 28. dxe5 fxe5 29. Bf1 Ng6 30. Qb3 e4 31. Rcd1 Qf4 32. g3 Qf5 33. c4 dxc4 34. Qc3 Bd5 35. Bg2 e3 36. Bxd5+ Qxd5 37. Rxe3 Rd7 38. Ree1 Qd3 39. Qxd3 Rxd3 40. Ne4 Ne5 41. Rxd3 Nxd3 42. Re2 Nb4 43. Nc3 Kf7 44. Kg2 Nd3 45. Kf3 Nc5 46. Rd2 Ke6 47. Re2+ Kd6 48. Ke3 Nb3 49. Ne4+ Kd5 50. Rc2 Re8 51. f3 Nc5 52. Rd2+ Nd3 53. Rc2 Ra8 54. Nd2 Re8+ 55. Ne4 Re7 56. Rd2 g5 57. g4 Rc7 58. Rc2 Nc5 59. Rd2+ Ke5 60. Nc3 Nd3 61. Ne4 Nf4 62. Nc3 Nxh3 63. Rd5+ Ke6 64. Kd4 Nf4 65. Re5+ Kd7 66. Nd5 Ne6+ 67. Rxe6 Rc5 68. Rxh6 1-0

[Event "Pobeskydy Talents op 42nd"]
[Site "Frydek Mistek"]
[Date "2023.04.09"]
[Round "8"]
[White "Fizer, Marek"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2135"]
[BlackElo "1818"]
[PlyCount "76"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. Bc4 Qc7 7. 0-0 Nf6 8. Qe1 Bxf3 9. Rxf3 Nbd7 10. c3 Bd6 11. h3 0-0 12. Bg5 Qb6 13. Nd2 exd4 14. cxd4 Be5 15. Rb3 Bxd4+ 16. Kh1 Qc7 17. Qh4 Be5 18. Rf1 a5 19. Rbf3 b5 20. Bb3 a4 21. Bc2 Qd6 22. Rd3 Qc7 23. Rf5 Rfe8 24. Rdf3 Nf8 25. Qf2 Ng6 26. h4 h5 27. Bxf6 Bxf6 28. Rxh5 Re5 29. Rff5 Rxf5 30. Qxf5 Qg3 31. Nf1 Qe1 32. e5 Bxe5 33. Be4 Bf4 34. Bd3 Rd8 35. Qe4 Qxe4 36. Bxe4 Rd1 37. g3 Rxf1+ 38. Kg2 Rc1 1-0

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2022.12.18"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Garcia Martin, Marta"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1657"]
[BlackElo "2301"]
[PlyCount "106"]
[EventDate "2022.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. f3 dxc4 5. a3 Ba5 6. e3 b5 7. Nge2 a6 8. Ng3 Nf6 9. Be2 Bb7 10. 0-0 Bb6 11. Nge4 Nbd7 12. Qc2 0-0 13. Bd2 c5 14. dxc5 Nxc5 15. Nxc5 Bxc5 16. Kh1 Qb6 17. e4 Be3 18. Be1 Rad8 19. Nd1 Bd4 20. Bc3 Nd7 21. Bxd4 Qxd4 22. Nc3 Nc5 23. Rad1 Qe3 24. Rfe1 Qg5 25. Bf1 h5 26. Qf2 h4 27. f4 Qe7 28. Qe3 g6 29. Be2 Bc6 30. e5 a5 31. Bf3 Bxf3 32. gxf3 b4 33. axb4 axb4 34. Ne4 Nxe4 35. fxe4 Rxd1 36. Rxd1 Rd8 37. Rc1 Qc7 38. Qe2 Rd4 39. Qe3 Qd8 40. Rc2 b3 41. Re2 Rd1+ 42. Kg2 Rd3 43. Qf2 h3+ 44. Kg1 Rd1+ 45. Re1 Rxe1+ 46. Qxe1 Qd4+ 47. Kf1 Qxb2 48. Qa5 Qg2+ 49. Ke1 Qxe4+ 50. Kd1 Qf3+ 51. Ke1 Qxf4 52. Kd1 Kg7 53. Ke2 b2 0-1

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2022.12.18"]
[Round "7"]
[White "Plaskan, Jure"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2241"]
[BlackElo "1657"]
[PlyCount "161"]
[EventDate "2022.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Bg7 7. Be3 Nc6 8. Qd2 Bd7 9. Nc3 Rc8 10. Rc1 0-0 11. Be2 a6 12. 0-0 Ne5 13. b3 Kh8 14. Rfd1 Bc6 15. Bf1 h5 16. Qf2 Qd7 17. c5 Ne8 18. Nxc6 Rxc6 19. b4 b5 20. a4 bxa4 21. b5 axb5 22. Bxb5 Qb7 23. Bxc6 Nxc6 24. Nxa4 Ne5 25. Nb6 dxc5 26. Bxc5 Nd6 27. Nd5 Rd8 28. Bb6 Rd7 29. Qc5 Kh7 30. Ra1 Nd3 31. Rxd3 Bxa1 32. Ra3 Bd4+ 33. Qxd4 Nb5 34. Qe5 Rxd5 35. exd5 Nxa3 36. Bd4 f6 37. Qe6 Qb1+ 38. Kf2 Qc2+ 39. Kg3 Qc7+ 40. Kh3 Kg7 41. d6 Qxd6 42. Bxf6+ Kf8 43. Qc8+ Kf7 44. Bb2 Nb1 45. Qc2 Nd2 46. Qc3 e5 47. Qxe5 Qxe5 48. Bxe5 Nc4 49. Bc7 Ne3 50. Kg3 Nf1+ 51. Kf2 Nd2 52. Ke2 Nb1 53. Kd3 Ke6 54. Bb6 Na3 55. g3 Nb5 56. Bc5 Nc7 57. Ke4 Nd5 58. h3 g5 59. Be3 Nf6+ 60. Kd4 Kf5 61. Bf2 g4 62. fxg4+ hxg4 63. h4 Ne4 64. Be1 Nf6 65. Ba5 Nh5 66. Bc7 Nf6 67. Bf4 Nh5 68. Be5 Kg6 69. Ke4 Kh6 70. Kf5 Nxg3+ 71. Bxg3 Kh5 72. Kf4 Kh6 73. Kxg4 Kg6 74. h5+ Kh6 75. Kh4 Kh7 76. Kg5 Kg7 77. h6+ Kh7 78. Kh5 Kh8 79. Kg6 Kg8 80. h7+ Kh8 81. Be5# 1-0

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2022.12.17"]
[Round "1"]
[White "Mastrovasilis, Dimitrios"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2605"]
[BlackElo "1657"]
[PlyCount "63"]
[EventDate "2022.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e5 7. Nb3 Be6 8. Nc3 Be7 9. Be3 Nbd7 10. Qd2 Rc8 11. Nd5 Bxd5 12. cxd5 Nc5 13. Nxc5 dxc5 14. Be2 0-0 15. 0-0 Qc7 16. Rfc1 Nd7 17. Rc2 b5 18. d6 Qxd6 19. Qxd6 Bxd6 20. Rd1 Rc6 21. Rcd2 Nb6 22. Rxd6 Rxd6 23. Rxd6 Na4 24. Rxa6 c4 25. Bxc4 Nxb2 26. Bxb5 Nd1 27. Bc5 Rc8 28. Bc6 Nc3 29. a3 Ne2+ 30. Kf1 Nd4 31. Bxd4 exd4 32. Ra8 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "1"]
[White "Chiszko, Oskar"]
[Black "Monroy, Charles"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1657"]
[BlackElo "2395"]
[PlyCount "79"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. cxd5 cxd5 8. e3 0-0 9. Bd3 b6 10. Ne2 Ba6 11. 0-0 Bxd3 12. Qxd3 Nc6 13. e4 Qc7 14. e5 Nd7 15. f4 f5 16. exf6 Nxf6 17. Ng3 Rac8 18. Bd2 Na5 19. f5 e5 20. dxe5 Qxe5 21. Rae1 Qd6 22. Kh1 Qxa3 23. Re6 Qc5 24. Ne2 Nc4 25. Be1 Ne4 26. Rf4 Rce8 27. Nd4 a5 28. h3 a4 29. Qf3 a3 30. Qd1 a2 31. Nb3 Qe3 32. Rf3 Nxc3 33. Bxc3 Qg5 34. Rxe8 Rxe8 35. Qxd5+ Kh8 36. Qxc4 h6 37. Qd4 Re2 38. Rf2 Re7 39. f6 gxf6 40. Qxf6+ 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "2"]
[White "Monroy, Charles"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2395"]
[BlackElo "1657"]
[PlyCount "65"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. h3 e5 7. d5 Na6 8. Bg5 h6 9. Be3 Nc5 10. Nd2 a5 11. g4 Ne8 12. Rg1 Kh7 13. Qc2 f5 14. f3 f4 15. Bf2 Bf6 16. 0-0-0 Bh4 17. Bxc5 dxc5 18. Nb3 b6 19. Nb5 Nd6 20. Kb1 Bd7 21. Nc1 Bxb5 22. cxb5 Qd7 23. a4 Bg3 24. Rh1 Bh4 25. Bd3 Qe7 26. Rhg1 Rad8 27. Nb3 Rc8 28. Nd2 Rcd8 29. Nc4 Rfe8 30. Rd2 Nxc4 31. Bxc4 Qd6 32. Rdg2 g5 33. Rd2 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "21"]
[White "Petrovskiy, Vadim"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2402"]
[BlackElo "1657"]
[PlyCount "80"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Be7 6. e4 dxe4 7. fxe4 e5 8. d5 a5 9. Nf3 0-0 10. Be2 Re8 11. 0-0 Na6 12. Be3 Ng4 13. Bf2 Nxf2 14. Kxf2 Bc5+ 15. Ke1 f5 16. Qd2 f4 17. Na4 Be3 18. Qc3 Bd7 19. Bd1 Qf6 20. h4 Qg6 21. Qc2 Qg3+ 22. Ke2 Qxg2+ 23. Ke1 Qg3+ 24. Ke2 Bh3 25. Nd2 Bxf1+ 26. Nxf1 Qf2+ 27. Kd3 Qxf1+ 28. Kc3 Bd4+ 29. Kb3 Qh3+ 30. Ka2 f3 31. Qd3 Rf8 32. c5 Nxc5 33. Nxc5 Bxc5 34. d6 cxd6 35. Bb3+ Kh8 36. Rf1 Qg2 37. Bc4 Bd4 38. Qb3 a4 39. Qb5 Ra6 40. Rb1 Rb6 0-1

[Event "POL-ch blitz"]
[Site "Suwalki"]
[Date "2022.09.24"]
[Round "9"]
[White "Borawski, Jakub"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "2222"]
[BlackElo "1661"]
[PlyCount "84"]
[EventDate "2022.09.24"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. d4 d5 6. e3 Bf5 7. Bd3 Bg4 8. 0-0 Nbd7 9. Nbd2 c5 10. Qe1 cxd4 11. exd4 Re8 12. Ne5 Be6 13. Ndf3 Nxe5 14. fxe5 Ne4 15. Bxe4 dxe4 16. Qxe4 Bf5 17. Qe2 Rc8 18. c4 a6 19. d5 b5 20. Nd4 bxc4 21. bxc4 e6 22. Nxf5 exf5 23. Kh1 Qc7 24. d6 Qxc4 25. Qf3 Qe6 26. Rfd1 Rcd8 27. Re1 f6 28. Qc6 fxe5 29. Red1 Rd7 30. Qxa6 Red8 31. Ba3 e4 32. Rac1 e3 33. Re1 f4 34. Qa4 Be5 35. Rc4 g5 36. h3 Bxd6 37. Bxd6 Rxd6 38. Re4 Qf7 39. Qc2 Rd2 40. Qc5 Qd5 41. Qe7 h6 42. Re6 Qxg2# 0-1

[Event "POL-ch blitz"]
[Site "Suwalki"]
[Date "2022.09.24"]
[Round "14"]
[White "Chiszko, Oskar"]
[Black "Flak, Pawel"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1661"]
[BlackElo "2190"]
[PlyCount "109"]
[EventDate "2022.09.24"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. Nf3 Bb7 6. Bd3 Nbd7 7. 0-0 e5 8. Bg5 Be7 9. d5 a5 10. Qd2 0-0 11. Ne2 Nc5 12. Bxf6 Bxf6 13. Ng3 Nxd3 14. Qxd3 g6 15. Rad1 Bg7 16. Nd2 Qh4 17. Nf3 Qe7 18. a3 a4 19. Nd2 Bc8 20. f3 Qh4 21. Rfe1 Bd7 22. Ndf1 f5 23. exf5 gxf5 24. Ne2 e4 25. fxe4 fxe4 26. Qg3 Qxg3 27. Nexg3 Bxb2 28. Re3 Rf4 29. Nxe4 Raf8 30. Nfg3 Bg4 31. Rdd3 Be5 32. h3 Bd7 33. Re1 Kh8 34. Nh5 R4f7 35. g4 Rf3 36. Red1 Bb2 37. Kg2 R3f7 38. R1d2 Be5 39. Ng5 Re7 40. Nf3 Be8 41. Ng3 Bf4 42. Nf5 Rxf5 43. gxf5 Bxd2 44. Rxd2 Bh5 45. Nd4 Re4 46. Ne6 Rxc4 47. f6 Kg8 48. Rd3 Kf7 49. Rg3 Bg6 50. h4 Kxf6 51. Rf3+ Ke5 52. Re3+ Be4+ 53. Kf2 Rc2+ 54. Kg3 Kxd5 55. Nf4+ 0-1

[Event "POL-ch blitz"]
[Site "Suwalki"]
[Date "2022.09.24"]
[Round "2"]
[White "Chiszko, Oskar"]
[Black "Pietruszewski, Marcin"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1661"]
[BlackElo "2244"]
[PlyCount "86"]
[EventDate "2022.09.24"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 7. a3 Bxc3+ 8. bxc3 exd5 9. cxd5 a6 10. Be3 0-0 11. Bd3 Nbd7 12. Ne2 Ne5 13. 0-0 Re8 14. Nf4 Bd7 15. Be2 Qc7 16. Nd3 Nc4 17. Bf4 Nh5 18. Bd2 f5 19. Nf2 f4 20. Bxc4 bxc4 21. Qe2 g5 22. e5 Rxe5 23. Ne4 Rae8 24. Qxc4 Bb5 25. Qb3 Bxf1 26. Rxf1 c4 27. Qb2 Rb8 28. Qc2 h6 29. g4 fxg3 30. hxg3 Kg7 31. g4 Nf6 32. Ng3 Qb6+ 33. Kg2 Qb2 34. Qxb2 Rxb2 35. Rf2 Nxd5 36. Nf5+ Kf8 37. Nxd6 Nf4+ 38. Kh2 Nd3 39. Rg2 Ne1 40. Nxc4 Nxg2 41. Kxg2 Re2+ 42. Kf1 Rexd2 43. Nxd2 Rxd2 0-1

[Event "POL-ch blitz"]
[Site "Suwalki"]
[Date "2022.09.24"]
[Round "11"]
[White "Chiszko, Oskar"]
[Black "Redzisz, Michal"]
[Result "0-1"]
[ECO "E25"]
[WhiteElo "1661"]
[BlackElo "2244"]
[PlyCount "55"]
[EventDate "2022.09.24"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. Bd2 cxd4 9. cxd4 Qh4+ 10. g3 Qxd4 11. e4 Ne3 12. Bxe3 Qxe3+ 13. Be2 Nc6 14. Nh3 Nd4 15. Kf1 e5 16. Nf2 0-0 17. Qd3 Qh6 18. Kg2 Bd7 19. Rhd1 Bb5 20. Ng4 Qa6 21. Qe3 Bxe2 22. Rd2 Bxf3+ 23. Kg1 Bxg4 24. Rf2 Rac8 25. Qd2 Nf3+ 26. Rxf3 Bxf3 27. Qe3 Qe2 28. Qf4 0-1

[Event "POL-ch blitz"]
[Site "Suwalki"]
[Date "2022.09.24"]
[Round "4"]
[White "Chiszko, Oskar"]
[Black "Smolka, Marcin"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1661"]
[BlackElo "2217"]
[PlyCount "76"]
[EventDate "2022.09.24"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Qc2 Bd6 6. Nf3 0-0 7. Bd3 Nbd7 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. e4 e5 12. Bg5 exd4 13. Nxd4 Bxh2+ 14. Kh1 Be5 15. Nf5 h6 16. Bh4 Qc7 17. Ne2 Ng4 18. f4 Bf6 19. Bxf6 Ndxf6 20. e5 Nd5 21. Rf3 Nb4 22. Qc5 Nxd3 23. Rxd3 Qb6 24. Qxb6 axb6 25. Rg3 h5 26. Nd6 Bc8 27. Nd4 Bd7 28. a3 Ra4 29. b4 c5 30. N4xb5 cxb4 31. Rb1 bxa3 32. Rxa3 Rxf4 33. Re1 Rb4 34. Nc7 Bc6 35. e6 fxe6 36. Nxe6 Rf2 37. Rg1 Rxg2 38. Rc3 Rh2# 0-1

[Event "POL-ch blitz"]
[Site "Suwalki"]
[Date "2022.09.24"]
[Round "10"]
[White "Sliwicki, Damian"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2140"]
[BlackElo "1661"]
[PlyCount "67"]
[EventDate "2022.09.24"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 h6 6. Nc3 Nf6 7. Be3 e5 8. Qd3 Be7 9. Rd1 a6 10. Bc4 0-0 11. a3 Be6 12. 0-0 Ng4 13. Bc1 Rc8 14. Nd5 b5 15. Ba2 Bxd5 16. Bxd5 Nb8 17. Bb3 Nd7 18. Qe2 Nc5 19. Ba2 Kh8 20. h3 Nf6 21. Nxe5 Qe8 22. Nd3 Ncxe4 23. Rfe1 Rc7 24. Nf4 Qc8 25. c3 Rc5 26. f3 Re5 27. fxe4 Rxe4 28. Qf2 Qf5 29. Kh1 g5 30. Bb1 Rxe1+ 31. Qxe1 Qxb1 32. Qxe7 Qf5 33. Qxf8+ Kh7 34. Qxf7+ 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2022.07.17"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Chekhani, Anna"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1446"]
[BlackElo "1575"]
[PlyCount "55"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. Be2 Qc7 8. Qd2 b5 9. f3 Bb7 10. 0-0-0 Nbd7 11. g4 h6 12. h4 b4 13. Nb1 d5 14. g5 Nh5 15. g6 e5 16. gxf7+ Kxf7 17. f4 Ng3 18. fxe5 Nxh1 19. e6+ Kg8 20. exd7 Ng3 21. Bg4 Nxe4 22. Be6+ Kh7 23. Bf5+ Kg8 24. Bxe4 Qxd7 25. Bf5 Qe7 26. Be6+ Kh7 27. Qd3+ g6 28. Rg1 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2022.07.16"]
[Round "8"]
[White "Nocek, Dominik"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "1682"]
[BlackElo "1446"]
[PlyCount "50"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 b5 10. Nd5 Nbd7 11. Nec3 Nxd5 12. Nxd5 Nf6 13. a4 Bb7 14. axb5 axb5 15. Rxa8 Bxa8 16. Nxe7+ Qxe7 17. Bg5 h6 18. Bxf6 Qxf6 19. Qd3 Bc6 20. Ra1 Qe7 21. h3 Qc7 22. Rd1 Rd8 23. Qa3 g6 24. Kh2 Kg7 25. Qb4 f5 1/2-1/2

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2022.07.15"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Kowalski, Witold"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1446"]
[BlackElo "1673"]
[PlyCount "55"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 0-0 9. g4 Be6 10. g5 Nfd7 11. Qd2 Qc7 12. 0-0-0 b5 13. a3 Rc8 14. Kb1 Nb6 15. Bxb6 Qxb6 16. h4 Nd7 17. h5 g6 18. hxg6 hxg6 19. f4 Nc5 20. Nxc5 Qxc5 21. f5 gxf5 22. g6 f4 23. gxf7+ Kxf7 24. Bh5+ Kf8 25. Nd5 Bxd5 26. exd5 Bf6 27. Qd3 Rc7 28. Qf5 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2022.07.10"]
[Round "2"]
[White "Michalowski, Patryk"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "1726"]
[BlackElo "1446"]
[PlyCount "85"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. Be3 0-0 9. g4 d5 10. exd5 Nxd5 11. Nxd5 exd5 12. Qf3 Be6 13. 0-0-0 Nc6 14. Nf5 Bxf5 15. gxf5 d4 16. Rhg1 Bf6 17. Qh5 Qe7 18. Bg5 d3 19. Rxd3 Bxg5+ 20. Rxg5 Rad8 21. Re3 Qd6 22. Rg1 Nd4 23. c3 Nxb3+ 24. axb3 f6 25. Rh3 Qd2+ 26. Kb1 h6 27. Qg6 Rf7 28. Rxh6 Qd3+ 29. Ka2 Rd5 30. Qh7+ Kf8 31. Qh8+ Ke7 32. Re1+ Kd6 33. Qd8+ Kc6 34. Re6+ Rd6 35. Rh4 Rfd7 36. Rxd6+ Qxd6 37. Rc4+ Kb5 38. Rb4+ Kc5 39. Qa5+ b5 40. Rd4 Qe7 41. b4+ Kc6 42. Qxa6+ Kc7 43. Qa7+ 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "8"]
[White "Chiszko, Oskar"]
[Black "Chylewski, Patryk"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1446"]
[BlackElo "2294"]
[PlyCount "64"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. a3 a6 7. Be3 Nf6 8. f4 d6 9. Be2 Nxd4 10. Bxd4 e5 11. Be3 Be6 12. f5 Bc4 13. g4 h6 14. h3 Be7 15. Bd3 d5 16. Bxc4 Qxc4 17. Nxd5 Qxe4 18. Nxf6+ Bxf6 19. Ke2 Rd8 20. Qc1 Qg2+ 21. Bf2 Bg5 22. Qg1 Rd2+ 23. Ke1 Rxf2 24. Qxf2 Qxh1+ 25. Ke2 Qe4+ 26. Kf1 0-0 27. Re1 Qh1+ 28. Ke2 Qxh3 29. Rg1 Rd8 30. Rg3 Rd2+ 31. Ke1 Qh1+ 32. Rg1 Qe4+ 0-1

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "2"]
[White "Chiszko, Oskar"]
[Black "Nurkiewicz, Maciej"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1446"]
[BlackElo "2332"]
[PlyCount "91"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. Nd5 Nxd5 10. exd5 Bd7 11. 0-0 0-0 12. c4 b6 13. Rc1 Ba4 14. Qd2 Nd7 15. Na1 Nc5 16. b3 Bd7 17. b4 Ne4 18. Qc2 f5 19. f4 exf4 20. Bxf4 Bg5 21. Bd3 Bxf4 22. Rxf4 Qg5 23. Rcf1 Rac8 24. Nb3 a5 25. bxa5 bxa5 26. Bxe4 fxe4 27. Rxf8+ Rxf8 28. Rxf8+ Kxf8 29. Qxe4 a4 30. Nd4 Qc1+ 31. Kf2 Qb2+ 32. Kg3 Qxa2 33. Qf4+ Ke7 34. Qe4+ Kd8 35. Qf4 Ke7 36. Qg5+ Kf7 37. Qf4+ Ke7 38. Nc6+ Bxc6 39. dxc6 Qb3+ 40. Kg4 a3 41. Qg5+ Kf7 42. Qf5+ Ke7 43. Qd7+ Kf6 44. Qxd6+ Kf7 45. Qd5+ Kf6 46. c7 0-1

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "5"]
[White "Chiszko, Oskar"]
[Black "Shilov, Sergej"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1446"]
[BlackElo "2048"]
[PlyCount "55"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. d5 g6 5. Ne2 Bg7 6. c4 0-0 7. Nbc3 Nbd7 8. Be3 Ng4 9. Qd2 Nxe3 10. Qxe3 Nc5 11. Bc2 a5 12. 0-0-0 f5 13. f3 Bd7 14. Rhg1 Qh4 15. g3 Qh5 16. exf5 gxf5 17. Kb1 Kh8 18. f4 Rae8 19. Qf2 a4 20. Rde1 b6 21. h3 Qxh3 22. Rh1 Qg4 23. Rh4 Qg6 24. g4 exf4 25. Reh1 h6 26. Nxf4 Qg5 27. Rh5 Qe7 28. Ng6+ 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "3"]
[White "Chiszko, Oskar"]
[Black "Sriram, Jha"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1446"]
[BlackElo "2361"]
[PlyCount "117"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. Be3 Be7 7. h3 Bh5 8. 0-0 0-0 9. g4 Bg6 10. Bd3 d5 11. e5 Nfd7 12. Nd2 c5 13. Ne2 Bxd3 14. cxd3 cxd4 15. Bxd4 Nc6 16. Bc3 Ndxe5 17. d4 Nd7 18. f4 Rc8 19. Nf3 Bd6 20. Ne5 f6 21. Nd3 Qb6 22. a3 Na5 23. Bxa5 Qxa5 24. b4 Qb6 25. Nc5 Bxc5 26. dxc5 Qd8 27. Nd4 Re8 28. Re1 Nf8 29. Nb5 Re7 30. Nxa7 Ra8 31. Nb5 e5 32. Nd6 d4 33. Qb3+ Kh8 34. Nf7+ Rxf7 35. Qxf7 Ng6 36. fxe5 Nxe5 37. Qxb7 d3 38. Red1 Qd4+ 39. Kh2 Re8 40. Qg2 h5 41. gxh5 Qe3 42. Rf1 Rd8 43. Qg3 Qd4 44. h6 g5 45. Rad1 Rf8 46. Rd2 Qe4 47. Rdf2 f5 48. Qxg5 Rg8 49. Qf6+ Kh7 50. Qxf5+ Qxf5 51. Rxf5 Nc4 52. Rf7+ Kxh6 53. R1f4 Rd8 54. Rxc4 d2 55. Rf1 d1Q 56. Rxd1 Rxd1 57. c6 Rd2+ 58. Kg3 Rd3+ 59. Kf4 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "4"]
[White "Golubka, Petr"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2378"]
[BlackElo "1446"]
[PlyCount "46"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. a3 d6 3. b4 cxb4 4. axb4 Nf6 5. d3 e5 6. c4 Be7 7. Nc3 0-0 8. Be2 Nc6 9. b5 Nd4 10. Nf3 Nxf3+ 11. Bxf3 Be6 12. 0-0 Nd7 13. Bg4 f5 14. exf5 Bf7 15. Bf3 Qc7 16. Be3 Nf6 17. Rxa7 Rxa7 18. b6 Qd8 19. bxa7 Qa5 20. Nb5 d5 21. Qa1 Qd8 22. Rd1 d4 23. Bg5 Qc8 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "6"]
[White "Karolczuk, Iwo"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2319"]
[BlackElo "1446"]
[PlyCount "109"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 0-0 5. e3 d5 6. Be2 Nbd7 7. Nbd2 e6 8. b4 b6 9. h3 Bb7 10. 0-0 Rc8 11. a4 c5 12. a5 c4 13. axb6 axb6 14. Ra7 Bc6 15. Qc2 b5 16. Ne5 Nxe5 17. Bxe5 Nd7 18. Bxg7 Kxg7 19. Bf3 f5 20. Rfa1 Rc7 21. R7a6 Rc8 22. R1a5 Nb6 23. Bd1 Rf7 24. Nf3 Nd7 25. Qa2 Qc7 26. Ra7 Qd6 27. R5a6 Re7 28. h4 h6 29. Qa5 Kf6 30. Qxb5 Nb8 31. Rxe7 Qxe7 32. Rxc6 Nxc6 33. Ba4 g5 34. Qa6 Qc7 35. b5 Nb8 36. Qa8 Nd7 37. Qc6 Qxc6 38. bxc6 Nb6 39. Bb5 Na8 40. Ne5 Nc7 41. Ba4 g4 42. f3 h5 43. fxg4 fxg4 44. Bc2 Ra8 45. Bg6 Rh8 46. Kh2 Nb5 47. Bc2 Nc7 48. Bg6 Nb5 49. Bc2 Nc7 50. Kg3 Nb5 51. Nd7+ Ke7 52. Ne5 Nxc3 53. Ng6+ Kf6 54. Nxh8 Ne2+ 55. Kf2 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "7"]
[White "Malec, Sebastian"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2073"]
[BlackElo "1446"]
[PlyCount "78"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. c4 Nf6 8. Nc3 e5 9. Qd3 Bg4 10. Nd2 Be7 11. Nf1 0-0 12. Ne3 Be6 13. h3 Qb6 14. 0-0 Rfd8 15. Rd1 Rd7 16. b3 Rad8 17. Ba3 Qa5 18. Bb2 d5 19. exd5 cxd5 20. cxd5 Bxd5 21. Ncxd5 Rxd5 22. Nxd5 Rxd5 23. Qe2 Nd7 24. Rxd5 Qxd5 25. Rd1 Qe6 26. Qd3 Nc5 27. Qd8+ Bf8 28. Ba3 Qc6 29. Rc1 Qd7 30. Rd1 Qc6 31. Rd5 Ne6 32. Qa5 Bxa3 33. Rxe5 Bb4 34. Qd5 Qxd5 35. Rxd5 Kf8 36. Kf1 Ke7 37. Ke2 Nf4+ 38. Kf3 Nxd5 39. Ke4 Nc3+ 0-1

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "11"]
[White "Redzisz, Michal"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2232"]
[BlackElo "1446"]
[PlyCount "99"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nc6 7. 0-0 a6 8. Qc2 Bf5 9. e4 Bg4 10. Be3 Nd7 11. Rad1 e5 12. d5 Bxf3 13. Bxf3 Nd4 14. Bxd4 exd4 15. Ne2 d3 16. Rxd3 Ne5 17. Rb3 b6 18. Bg2 f5 19. exf5 gxf5 20. Nf4 Qe7 21. Ne6 Rf7 22. f4 Ng4 23. h3 Nf6 24. Re1 Nh5 25. Kh2 Bh8 26. Qd1 Nf6 27. Ng5 Qf8 28. Nxf7 Qxf7 29. Re6 Re8 30. Rbe3 Rxe6 31. Rxe6 Nd7 32. Qe2 Bf6 33. b4 a5 34. a3 axb4 35. axb4 Kg7 36. Bf3 Nf8 37. Re8 Ng6 38. Qe6 Qxe6 39. dxe6 d5 40. Bxd5 Be7 41. Rc8 Bd6 42. c5 bxc5 43. bxc5 Bxc5 44. Rxc7+ Be7 45. Kg2 Kf6 46. Kf3 Nf8 47. g4 fxg4+ 48. hxg4 Ng6 49. g5+ Kf5 50. Be4+ 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2022.07.08"]
[Round "9"]
[White "Wasilewski, Bartlomiej"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2063"]
[BlackElo "1446"]
[PlyCount "113"]
[EventDate "2022.07.08"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 e6 6. Bxc6 bxc6 7. Qe2 Qc7 8. d3 d5 9. 0-0 Ne7 10. Rb1 Rb8 11. Na4 Qa5 12. b3 0-0 13. c4 Re8 14. Be3 d4 15. Bd2 Qc7 16. Nxc5 e5 17. fxe5 Bxe5 18. Nxe5 Qxe5 19. Bf4 Qxc5 20. Bxb8 Nf5 21. Bf4 Ng7 22. Bd2 f5 23. Qf3 Be6 24. Bh6 fxe4 25. dxe4 Qe7 26. Bxg7 Kxg7 27. Rf2 c5 28. Rbf1 Bg8 29. Qg3 Qxe4 30. Qc7+ Qe7 31. Qc6 Be6 32. Re1 Qd7 33. Qxd7+ Bxd7 34. Rxe8 Bxe8 35. Rd2 Bd7 36. Kf2 Kf6 37. a3 a5 38. b4 axb4 39. axb4 cxb4 40. Rxd4 Bc6 41. c5 b3 42. Rb4 Bd5 43. Ke3 Ke5 44. g3 g5 45. Rb8 h6 46. Re8+ Kf6 47. Kd4 Bf7 48. Rb8 Ke7 49. Rb7+ Ke6 50. c6 Be8 51. c7 Kd7 52. Rxb3 Kxc7 53. Re3 Kd7 54. Ke5 Ke7 55. Kf5+ Kf7 56. Rxe8 Kxe8 57. Kg6 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.16"]
[Round "9"]
[White "Przybys, Bruno"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1325"]
[BlackElo "1477"]
[PlyCount "67"]
[EventDate "2022.03.08"]
[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 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bg7 7. Bb2 Nf6 8. 0-0-0 0-0 9. f4 Qb6 10. Nf3 Rd8 11. h3 Be6 12. g4 d5 13. e5 Ne4 14. Qg2 Qe3+ 15. Kb1 Nxc3+ 16. Bxc3 Qxc3 17. h4 f6 18. Rh3 Qb4 19. f5 fxe5 20. fxe6 h6 21. Ng1 Qc5 22. Ne2 e4 23. c3 Qd6 24. Rh1 Qxe6 25. g5 h5 26. Nf4 Qf7 27. Nxd5 e6 28. Ne3 Bxc3 29. Qxe4 Rxd1+ 30. Nxd1 Bd4 31. Bc4 Re8 32. Rf1 Qd7 33. Qxg6+ Bg7 34. Bd3 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.15"]
[Round "8"]
[White "Chiszko, Oskar"]
[Black "Ejsymont, Eryk"]
[Result "1-0"]
[ECO "E33"]
[WhiteElo "1477"]
[BlackElo "1234"]
[PlyCount "73"]
[EventDate "2022.03.08"]
[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. Qc2 Nc6 5. Nf3 d5 6. a3 Bxc3+ 7. Qxc3 0-0 8. Bf4 Bd7 9. e3 Ne4 10. Qc2 a5 11. Bd3 f5 12. h4 Nf6 13. b3 Na7 14. 0-0 c6 15. c5 b6 16. b4 b5 17. Ne5 Nc8 18. Bh2 Nh5 19. g4 Nf6 20. gxf5 exf5 21. Bxf5 Bxf5 22. Qxf5 Qe8 23. Qh3 Ne4 24. f3 Nd2 25. Rf2 Nc4 26. bxa5 Rxa5 27. Nxc4 dxc4 28. Be5 b4 29. Qf1 bxa3 30. Qxc4+ Qf7 31. Qc3 Qa7 32. Qb3+ Kh8 33. Rg2 Rg8 34. h5 h6 35. Rg6 Kh7 36. Qd3 Ne7 37. Rxg7+ 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.14"]
[Round "7"]
[White "Kisiel, Wiktor"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1210"]
[BlackElo "1477"]
[PlyCount "76"]
[EventDate "2022.03.08"]
[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 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Nc3 Bb7 8. Qc2 Nbd7 9. Rd1 a6 10. Ne5 Bd6 11. cxd5 Nxd5 12. Nxd5 Bxd5 13. Nc6 Qe8 14. e4 Bxc6 15. Qxc6 e5 16. dxe5 Nxe5 17. Qxe8 Rfxe8 18. Kf1 Rad8 19. f4 Nc4 20. b3 Na3 21. Rxd6 Rxd6 22. Bxa3 Rd2 23. Bb4 Rc2 24. Be1 Rd8 25. h4 Rd3 26. e5 Rd4 27. a4 a5 28. Bf3 Kf8 29. Rd1 Rxd1 30. Bxd1 Rc5 31. Be2 Ke8 32. Bc4 Ke7 33. Ke2 f6 34. e6 g5 35. Kf3 h5 36. Ke4 f5+ 37. Kd4 g4 38. b4 Rc6 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.13"]
[Round "6"]
[White "Chiszko, Oskar"]
[Black "Korszanski, Stanislaw"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1477"]
[BlackElo "1443"]
[PlyCount "60"]
[EventDate "2022.03.08"]
[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. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 Nbd7 8. Be3 Ne8 9. g4 f5 10. gxf5 gxf5 11. exf5 Qf6 12. Bd3 Nc5 13. Bxc5 dxc5 14. Ne4 Qxf5 15. Nfd2 Nd6 16. Qe2 Nxe4 17. Bxe4 Qf4 18. f3 Qh4+ 19. Qf2 Bf6 20. Qxh4 Bxh4+ 21. Ke2 Bd7 22. Rag1+ Kh8 23. Nf1 Rg8 24. Ne3 Rxg1 25. Rxg1 Rg8 26. Rxg8+ Kxg8 27. Bf5 Bxf5 28. Nxf5 Bg5 29. Kd3 Kf7 30. Ke4 Kf6 1/2-1/2

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.12"]
[Round "4"]
[White "Chiszko, Oskar"]
[Black "Zawal, Krzysztof"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1477"]
[BlackElo "1354"]
[PlyCount "57"]
[EventDate "2022.03.08"]
[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. Bf4 Nf6 3. e3 Bf5 4. c4 c6 5. Nc3 e6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Nbd7 9. h3 b6 10. b4 bxc5 11. bxc5 Nb8 12. Ba6 Nxa6 13. Rxa6 Rc8 14. Rxa7 Nh5 15. Bh2 Bd3 16. Nge2 Nf6 17. Kd2 Ne4+ 18. Nxe4 dxe4 19. Nc3 f6 20. Rha1 Rd8 21. Ra8 Be7 22. Bc7 Kf7 23. Bxd8 Rxd8 24. Rxd8 Bxd8 25. Ra7+ Be7 26. Rc7 Ke8 27. Rxc6 Kd7 28. Rb6 Kc7 29. Rxe6 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.12"]
[Round "5"]
[White "Golis, Wiktor"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "1712"]
[BlackElo "1477"]
[PlyCount "67"]
[EventDate "2022.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Kb1 Qc7 14. Rhe1 0-0-0 15. c4 Bd6 16. Ne4 Nxe4 17. Qxe4 Nf6 18. Qh4 c5 19. Bc3 Be7 20. Qh3 Kb8 21. dxc5 Ka8 22. b4 Qf4 23. Kb2 Ne4 24. Rxd8+ Rxd8 25. Qh2 Qxh2 26. Nxh2 Nxc3 27. Kxc3 Bf6+ 28. Kb3 Rd3+ 29. Ka4 Rd2 30. a3 Rxf2 31. Ng4 Rxg2 32. Nxf6 gxf6 33. Rd1 Kb8 34. Rd7 1/2-1/2

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.10"]
[Round "3"]
[White "Wolak, Jan"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "1214"]
[BlackElo "1477"]
[PlyCount "72"]
[EventDate "2022.03.08"]
[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. Bg5 e6 7. f4 Qb6 8. Bxf6 gxf6 9. Na4 Qa5+ 10. c3 b5 11. Qf3 bxa4 12. e5 Qd5 13. Qxd5 exd5 14. exf6 Nd7 15. 0-0-0 Nxf6 16. Bd3 Bd7 17. Rhe1+ Kd8 18. Be2 Bh6 19. g3 Kc7 20. Bf3 Rhe8 21. Ne2 Re3 22. Bxd5 Nxd5 23. Rxd5 Bg4 24. Rd2 Rae8 25. Kd1 a3 26. Rc2 Bxe2+ 27. Rexe2 Rxe2 28. Rxe2 Rxe2 29. bxa3 Rxa2 30. c4 Rxa3 31. c5 dxc5 32. f5 c4 33. f6 Ra2 34. h4 c3 35. g4 c2+ 36. Ke1 c1R# 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.09"]
[Round "2"]
[White "Chiszko, Oskar"]
[Black "Trusewicz, Remigiusz"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1477"]
[BlackElo "1169"]
[PlyCount "97"]
[EventDate "2022.03.08"]
[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. f3 d5 5. a3 Be7 6. e4 dxe4 7. fxe4 c5 8. d5 exd5 9. cxd5 0-0 10. Nf3 Bg4 11. Bd3 Bd6 12. 0-0 a6 13. h3 Bh5 14. g4 c4 15. Bxc4 Bg6 16. e5 Bc5+ 17. Kg2 Ne4 18. Qe2 Nxc3 19. bxc3 b5 20. Bb3 Nd7 21. Bf4 Kh8 22. h4 f5 23. g5 Re8 24. Nd4 Nb6 25. Qf3 Bf7 26. e6 Bg8 27. Nxf5 Rf8 28. Be5 Ra7 29. Nxg7 Rxg7 30. Qe4 Bd6 31. Bxg7+ Kxg7 32. Qd4+ Kg6 33. Bc2+ Kh5 34. Rf6 Rxf6 35. gxf6 Bxe6 36. Bd1+ Kg6 37. dxe6 Qa8+ 38. Bf3 Qb8 39. h5+ Kh6 40. f7 Be5 41. f8Q+ Qxf8 42. Qxe5 Qg8+ 43. Kf2 Qf8 44. e7 Qf7 45. e8Q Nc4 46. Qxf7 Nxe5 47. Qf6+ Ng6 48. hxg6 hxg6 49. Rh1# 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2022.03.08"]
[Round "1"]
[White "Leoniuk, Stanislaw"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1108"]
[BlackElo "1477"]
[PlyCount "52"]
[EventDate "2022.03.08"]
[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. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. Nge2 e6 7. d3 Nge7 8. 0-0 0-0 9. f4 Rb8 10. a4 a6 11. Be3 Nd4 12. Bc1 Nec6 13. h3 f5 14. exf5 Nxf5 15. Re1 Nfd4 16. Bxc6 bxc6 17. Nxd4 Bxd4+ 18. Kh2 e5 19. fxe5 Rf2+ 20. Kh1 Bxh3 21. Be3 Bxe3 22. Rxe3 Rbxb2 23. Re2 Rbxe2 24. Nxe2 Rf1+ 25. Qxf1 Bxf1 26. Rxf1 dxe5 0-1

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2021.08.20"]
[Round "9"]
[White "Chmiel, Pawel"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1514"]
[BlackElo "1379"]
[PlyCount "127"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d3 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Bd6 5. 0-0 0-0 6. Bg5 Nbd7 7. c4 c6 8. Qd2 Re8 9. b4 h6 10. Bxf6 Nxf6 11. Qb2 Qb6 12. a3 a6 13. Nc3 Qc7 14. c5 Be7 15. Na4 Nd7 16. Nd2 Bf6 17. d4 b5 18. cxb6 Nxb6 19. Nc5 e5 20. e3 exd4 21. exd4 Bf5 22. Rfe1 Rxe1+ 23. Rxe1 a5 24. h4 axb4 25. Qxb4 Nd7 26. Rc1 Be7 27. Ndb3 Qa7 28. Qe1 Nxc5 29. dxc5 Bf6 30. Qb4 Bb2 31. Re1 Bxa3 32. Qf4 Be6 33. Nd4 Qd7 34. Nxe6 fxe6 35. Bh3 Re8 36. Qe3 Qa7 37. Ra1 Ra8 38. Qxe6+ Kh8 39. Qxc6 d4 40. Bg2 Rd8 41. Qb6 Qxb6 42. cxb6 Bd6 43. b7 d3 44. Rd1 Bb8 45. Be4 d2 46. Kf1 Kg8 47. Ke2 Re8 48. Kd3 Rd8+ 49. Kc4 Ba7 50. Bd5+ Kf8 51. Rxd2 Ke7 52. Kb5 Kd7 53. Be6+ Kc7 54. Bd5 Kb8 55. Kc6 g5 56. hxg5 hxg5 57. Re2 Rh8 58. f4 gxf4 59. gxf4 Rh6+ 60. Re6 Rh8 61. f5 Bd4 62. f6 Rf8 63. f7 Rxf7 64. Re8+ 1-0

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2021.08.19"]
[Round "8"]
[White "Chiszko, Oskar"]
[Black "Klymenko, Volodymyr"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1379"]
[BlackElo "1541"]
[PlyCount "101"]
[EventDate "2021.08.13"]
[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 Be7 4. Nf3 Nf6 5. cxd5 exd5 6. Bg5 c6 7. h3 Bf5 8. e3 0-0 9. Bd3 Ne4 10. Bxe7 Qxe7 11. Bxe4 dxe4 12. Nd2 Qg5 13. g4 Bg6 14. h4 Qh6 15. g5 Qh5 16. Qxh5 Bxh5 17. Ncxe4 Nd7 18. Ng3 Bg6 19. Ke2 f6 20. b4 fxg5 21. hxg5 Nb6 22. e4 Rf4 23. f3 Re8 24. Kf2 Rf7 25. a4 Nc8 26. Rhf1 Nd6 27. Rae1 b5 28. a5 Rd7 29. Kg2 Nf7 30. f4 Rxd4 31. Nf3 Bxe4 32. Kf2 Rxb4 33. Re3 Nd6 34. Rfe1 Bxf3 35. Rxe8+ Nxe8 36. Rxe8+ Kf7 37. Ra8 Bg4 38. Rxa7+ Kg6 39. f5+ Kxg5 40. Rxg7+ Kf4 41. f6 Ke5 42. f7 Rf4+ 43. Ke3 Rf3+ 44. Kd2 h5 45. Nf5 Rxf5 46. a6 Bf3 47. Rg5 Rxg5 48. f8Q Bd5 49. Qe7+ Kf5 50. Qd7+ Kf4 51. Qe8 1/2-1/2

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2021.08.18"]
[Round "7"]
[White "Fudala, Dominik"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1523"]
[BlackElo "1379"]
[PlyCount "109"]
[EventDate "2021.08.13"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 b5 9. Nd5 Nbd7 10. f3 Bb7 11. c4 bxc4 12. Bxc4 Rc8 13. Qd3 Nxd5 14. Bxd5 Bxd5 15. exd5 a5 16. 0-0 a4 17. Nd2 Qa5 18. Nc4 Qb4 19. Rac1 0-0 20. Rfd1 Rc7 21. Bd2 Qb7 22. Ba5 Rc5 23. b4 axb3 24. Qxb3 Qa7 25. Bb6 Nxb6 26. Qxb6 Qxa2 27. Nxd6 Rxd5 28. Rxd5 Qxd5 29. Ne4 f5 30. Ng3 Bg5 31. Rf1 g6 32. Qb2 Re8 33. Re1 Bd2 34. Re2 Bf4 35. Nf1 Rd8 36. g3 Qc5+ 37. Kg2 Bc1 38. Qxe5 Qxe5 39. Rxe5 Kf7 40. Rc5 Ba3 41. Rc7+ Be7 42. Kf2 Ra8 43. Ne3 Ra2+ 44. Rc2 Rxc2+ 45. Nxc2 Bc5+ 46. Ke2 g5 47. h3 h5 48. Ne3 Bxe3 49. Kxe3 Ke7 50. Kd4 Kd6 51. g4 fxg4 52. fxg4 h4 53. Ke4 Ke6 54. Kd4 Kd6 55. Ke4 1/2-1/2

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2021.08.17"]
[Round "6"]
[White "Chiszko, Oskar"]
[Black "Cieply, Krzysztof"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1379"]
[BlackElo "1477"]
[PlyCount "145"]
[EventDate "2021.08.13"]
[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. cxd5 exd5 5. Bg5 Be7 6. Nf3 0-0 7. e3 c6 8. Bd3 Nbd7 9. 0-0 Ne4 10. Bxe4 Bxg5 11. Bd3 Be7 12. Qc2 h6 13. a3 Nf6 14. b4 a6 15. Na4 Bd6 16. Nc5 Qc7 17. h3 Re8 18. Rac1 Qe7 19. Nd2 Nh5 20. Rfe1 Bxh3 21. gxh3 Qg5+ 22. Kh1 Qh4 23. Bf1 Qxf2 24. Nde4 Qxc2 25. Rxc2 dxe4 26. Nxb7 Be7 27. Rxc6 a5 28. Nxa5 Reb8 29. Rec1 Bg5 30. R1c3 Ng3+ 31. Kg2 Nf5 32. Kf2 Bh4+ 33. Ke2 Ng3+ 34. Ke1 Nf5+ 35. Kd2 Bg5 36. R6c4 Kh7 37. Bg2 Ng3 38. a4 f5 39. Nc6 Rc8 40. d5 f4 41. Bxe4+ Nxe4+ 42. Rxe4 fxe3+ 43. Ke2 Rxa4 44. Rc2 Rf8 45. Kd3 Rf2 46. Rxf2 Ra3+ 47. Ke2 Ra2+ 48. Ke1 exf2+ 49. Kf1 Rd2 50. Rd4 Rc2 51. b5 Bf6 52. Rd1 Rb2 53. Na7 Bd8 54. d6 Rb3 55. d7 Rxh3 56. Kxf2 Rb3 57. Re1 Rd3 58. Nc6 Bb6+ 59. Kg2 Rxd7 60. Re6 Rd2+ 61. Kg3 Rb2 62. Ne7 Rxb5 63. Nc8 Bc7+ 64. Kf3 Rc5 65. Ne7 Re5 66. Rxe5 Bxe5 67. Kg4 Bf6 68. Nf5 g6 69. Kf4 h5 70. Ng3 Kh6 71. Nf5+ Kh7 72. Ng3 Bd8 73. Nxh5 1/2-1/2

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2021.08.16"]
[Round "5"]
[White "Sikora, Pawel"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1505"]
[BlackElo "1379"]
[PlyCount "74"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. cxd5 exd5 5. Nf3 Bd6 6. Nc3 0-0 7. d4 Re8 8. Bg5 c6 9. 0-0 Nbd7 10. Nd2 h6 11. Bxf6 Nxf6 12. e4 dxe4 13. Ndxe4 Bf5 14. Nxd6 Qxd6 15. d5 c5 16. Qb3 b6 17. Nb5 Qd7 18. Rfd1 Be4 19. Bxe4 Rxe4 20. d6 Rb4 21. Qf3 Rd8 22. a4 Ne8 23. Rd2 a6 24. Nc3 Rd4 25. Rxd4 cxd4 26. Nd5 Qxd6 27. Re1 Nc7 28. Ne7+ Kf8 29. Nf5 Qf6 30. Qf4 Ne6 31. Qf3 Ng5 32. Qb7 d3 33. Qc7 Nf3+ 34. Kf1 Nxe1 35. Kxe1 Re8+ 36. Kd2 Qxf5 37. Qd6+ Kg8 0-1

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2021.08.15"]
[Round "3"]
[White "Sputowski, Jakub"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "1510"]
[BlackElo "1379"]
[PlyCount "70"]
[EventDate "2021.08.13"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 b5 9. h3 Bb7 10. g4 b4 11. Nd5 Nxd5 12. exd5 Nd7 13. Ng3 g6 14. Bh6 Rc8 15. 0-0 Nb6 16. Qd2 a5 17. f4 Qc7 18. fxe5 dxe5 19. d6 Bxd6 20. Bxb7 Bc5+ 21. Kh2 Qxb7 22. Bg7 Rg8 23. Bxe5 Nc4 24. Qe2 Nxe5 25. Qxe5+ Qe7 26. Rae1 Kf8 27. Rxf7+ Qxf7 28. Rf1 Bf2 29. Ne4 Rxc2 30. Qd6+ Ke8 31. Qb8+ Ke7 32. Qb7+ Ke8 33. Qb8+ Ke7 34. Qb7+ Kf8 35. Qb8+ Kg7 1/2-1/2

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "2"]
[White "Chiszko, Oskar"]
[Black "Boryna, Szymon"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1345"]
[BlackElo "1150"]
[PlyCount "67"]
[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 Nc6 5. Nf3 Qb6 6. a3 a5 7. Be2 cxd4 8. cxd4 Nge7 9. Nc3 Nf5 10. Be3 Nxe3 11. fxe3 Bd7 12. 0-0 Be7 13. Bd3 0-0 14. h4 h6 15. g3 f6 16. exf6 Bxf6 17. Na4 Qc7 18. Kg2 Be7 19. Rc1 Bd6 20. Qe1 Rab8 21. Nc5 Bxc5 22. Rxc5 b6 23. Rc1 Qc8 24. Ne5 Qc7 25. Rxf8+ Rxf8 26. Bb5 Nxe5 27. Rxc7 Nf3 28. Qe2 Bxb5 29. Qxb5 Ne1+ 30. Kh3 Nf3 31. Qd7 Ng1+ 32. Kg2 Rf2+ 33. Kxf2 Nf3 34. Qxg7# 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "8"]
[White "Chiszko, Oskar"]
[Black "Obrycki, Tomasz"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1345"]
[BlackElo "1374"]
[PlyCount "66"]
[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. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 Nb6 8. Bb3 d6 9. 0-0 Be7 10. Qe2 0-0 11. Qe4 d5 12. Qg4 f5 13. Qg3 Kh8 14. Bg5 Bxg5 15. Nxg5 h6 16. Nf3 g5 17. h3 Rg8 18. Qh2 Kg7 19. Rd1 Bd7 20. Nc3 a6 21. Ne2 Be8 22. Ne1 h5 23. f4 g4 24. h4 Na5 25. Nc1 Nbc4 26. g3 Qb6 27. Qf2 Qa7 28. Bxc4 Nxc4 29. b3 Na5 30. Ncd3 b6 31. Rac1 Bd7 32. Rc2 Rgc8 33. Rdc1 Rxc2 1/2-1/2

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "6"]
[White "Chiszko, Oskar"]
[Black "Ochedzan, Filip"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1345"]
[BlackElo "1697"]
[PlyCount "68"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f4 Qc7 9. f5 Bc4 10. Bd3 b5 11. Qe2 Bxb3 12. axb3 Qb7 13. Bf2 Nbd7 14. g4 h6 15. Ra2 Be7 16. h4 Bd8 17. Qf3 h5 18. gxh5 Nxh5 19. Be3 Ndf6 20. Kd2 Ke7 21. Rha1 Bc7 22. Bg5 Kd7 23. b4 Bb6 24. Qg2 Bd4 25. Ne2 Bb6 26. Re1 Rac8 27. Nc3 Bd4 28. Ne2 Bb6 29. Ng3 Nf4 30. Qf1 Nxd3 31. Qxd3 Bf2 32. Re2 Bxg3 33. Bxf6 Bf4+ 34. Kd1 gxf6 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "4"]
[White "Chiszko, Oskar"]
[Black "Smerachanski, Mihail"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1345"]
[PlyCount "87"]
[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. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 f5 8. Qe3 Nc6 9. Nc3 Qxe5 10. Qxe5+ Nxe5 11. Nb5 Bd6 12. Nxd6+ cxd6 13. Bf4 0-0 14. 0-0-0 Ng4 15. Bc4+ Kh8 16. Rd2 Bd7 17. f3 Nf6 18. Bxd6 Rfe8 19. Bf7 Re3 20. Bc5 Re5 21. Bd4 Re7 22. Bxf6 gxf6 23. Bd5 Rae8 24. Bxb7 Bb5 25. Bd5 Kg7 26. c4 Rc7 27. b3 Ba6 28. Kd1 Re3 29. Re2 Rd3+ 30. Rd2 Rc3 31. Re1 Bb7 32. Bxb7 Rxb7 33. Rd5 Kg6 34. Kd2 Rcxb3 35. axb3 Rxb3 36. Rb5 Ra3 37. Kc2 Ra2+ 38. Rb2 Ra4 39. Kc3 Ra3+ 40. Rb3 Ra2 41. c5 Ra6 42. Kc4 Rc6 43. Kd5 Rc8 44. Re6 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "7"]
[White "Klonowski, Kacper"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1197"]
[BlackElo "1345"]
[PlyCount "124"]
[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 Be7 5. Nf3 0-0 6. e3 Ne4 7. Bxe7 Qxe7 8. Nxe4 dxe4 9. Nd2 f5 10. Qb3 Nd7 11. 0-0-0 e5 12. c5+ Kh8 13. Bc4 exd4 14. exd4 Nf6 15. h3 Rd8 16. Nb1 c6 17. Rhe1 Nd5 18. Bxd5 cxd5 19. Kc2 Be6 20. Nc3 Rab8 21. Qa3 b6 22. cxb6 Qxa3 23. bxa3 Rxb6 24. Rb1 Rc6 25. Kd2 Rc4 26. Ne2 g5 27. Rec1 Ra4 28. Rb3 Kg7 29. Rc7+ Kg6 30. Rc6 Kf6 31. Rc7 h6 32. Rc6 f4 33. Rbc3 Ke7 34. Rc7+ Rd7 35. R7c6 Rd6 36. Rc7+ Bd7 37. R7c5 Ke6 38. Kc2 Rda6 39. Kb2 Kd6 40. Rb3 Rb6 41. Rxb6+ axb6 42. Rc3 Bb5 43. Rc2 Bxe2 44. Rxe2 Rxd4 45. Kc2 Rc4+ 46. Kb2 h5 47. g3 f3 48. Re3 Ke5 49. Rb3 Rc6 50. a4 Re6 51. Kc2 d4 52. Rb5+ Kf6 53. Kd2 e3+ 54. Ke1 Rc6 55. Rb1 Ke5 56. Rb5+ Rc5 57. Rb1 Ke4 58. fxe3 Kxe3 59. Rb3+ d3 60. Rb1 d2+ 61. Kf1 Rc1+ 62. Rxc1 dxc1Q# 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "3"]
[White "Konieczny, Marek1111"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B98"]
[WhiteElo "1152"]
[BlackElo "1345"]
[PlyCount "63"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nc6 9. Nb3 0-0 10. 0-0-0 Qc7 11. g4 Ne8 12. Bxe7 Qxe7 13. h4 b5 14. g5 f6 15. g6 h6 16. e5 d5 17. Bg2 Nc7 18. Qe3 fxe5 19. fxe5 Rb8 20. Qg3 Bb7 21. Rhf1 Rxf1 22. Rxf1 Rf8 23. Rf4 a5 24. a4 b4 25. Nb5 Ne8 26. N3d4 Nxd4 27. Nxd4 Nc7 28. Nb3 Bc6 29. Nxa5 Bxa4 30. b3 Be8 31. Nb7 Nb5 32. Nd6 1/2-1/2

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "9"]
[White "Rozanski, Mateusz"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1356"]
[BlackElo "1345"]
[PlyCount "47"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qe2 0-0 9. 0-0-0 b5 10. a3 Bb7 11. e5 Nd5 12. Bxe7 Qxe7 13. Nxd5 Bxd5 14. h4 Nd7 15. Rh3 dxe5 16. fxe5 Qc5 17. Qe3 Rfc8 18. Rg3 Kh8 19. Qg5 Qf8 20. Bd3 f6 21. Qh5 f5 22. Nxf5 exf5 23. Bxf5 Bg8 24. Rxd7 1-0

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "1"]
[White "Szczepanik, Marcin"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1076"]
[BlackElo "1345"]
[PlyCount "134"]
[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. c4 e6 2. g3 Nf6 3. Bg2 Be7 4. Nc3 0-0 5. d4 d5 6. cxd5 exd5 7. Nf3 c6 8. 0-0 Nbd7 9. Bg5 h6 10. Bxf6 Nxf6 11. e3 Be6 12. a3 Re8 13. b4 a5 14. b5 Qc7 15. bxc6 bxc6 16. Rc1 Reb8 17. a4 Bd7 18. Ne5 Qd8 19. Ne2 Rc8 20. Rc2 Bd6 21. Nxd7 Qxd7 22. Qc1 Rab8 23. h4 Rb4 24. Kh2 Ng4+ 25. Kg1 Nf6 26. Kh2 Rc7 27. Qa1 Ne4 28. Rb2 Qe7 29. Rxb4 axb4 30. Bxe4 Qxh4+ 31. Kg1 Qxe4 32. Rc1 Qd3 33. Qb2 Qa6 34. Qa2 b3 35. Qb2 Qxa4 36. Nc3 Qa3 37. Rb1 Rb7 38. Nd1 Qxb2 39. Rxb2 Kf8 40. Kg2 Ba3 41. Rb1 Ke7 42. Kf3 f5 43. Kf4 Ke6 44. g4 fxg4 45. Kxg4 Kd6 46. Kf5 c5 47. Nc3 c4 48. e4 dxe4 49. Kxe4 Re7+ 50. Kf5 Bb4 51. Ne4+ Kd5 52. f3 Rf7+ 53. Kg4 c3 54. Nxc3+ Bxc3 55. Rxb3 Bxd4 56. f4 Ke4 57. f5 Rxf5 58. Rb7 h5+ 59. Kh4 Bf2+ 60. Kh3 Kf3 61. Rxg7 Rf4 62. Rg3+ Ke2 63. Rg8 Kf1 64. Rg1+ Bxg1 65. Kg3 h4+ 66. Kh3 Bf2 67. Kh2 Rf3 0-1

[Event "POL-ch U10"]
[Site "Jastrzebia Gora"]
[Date "2021.??.??"]
[Round "5"]
[White "Witczak, Borys"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1240"]
[BlackElo "1345"]
[PlyCount "124"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. Be3 0-0 10. Qd3 Nc6 11. Rfd1 b5 12. a3 Rc8 13. Nd5 Bxd5 14. exd5 Na5 15. Nxa5 Qxa5 16. b4 Qc7 17. Ra2 Qc3 18. f3 Qxd3 19. Bxd3 Kh8 20. Be2 Rc3 21. Kf2 Rfc8 22. Rd2 Bd8 23. Bd1 g6 24. a4 R3c4 25. axb5 axb5 26. Rb2 Rc3 27. Be2 Rb8 28. Ra2 Ne8 29. Rd3 Rcc8 30. f4 e4 31. Rda3 Nc7 32. Ba7 Rb7 33. Bd4+ Kg8 34. c3 Nxd5 35. Ra8 Rbb8 36. Rxb8 Rxb8 37. g3 Bb6 38. Bxb6 Rxb6 39. Ra3 Kf8 40. Rb3 Ke7 41. h4 Nc7 42. c4 bxc4 43. Bxc4 d5 44. Bf1 Ne6 45. b5 Kd6 46. Rb2 d4 47. Bg2 Nc5 48. Bf1 Kd5 49. Rb4 f5 50. Bc4+ Kd6 51. Bf1 Ne6 52. Ra4 d3 53. Ke3 Rxb5 54. Ra6+ Kd5 55. Ra7 Rb1 56. Bxd3 exd3 57. Kxd3 Rb3+ 58. Kd2 Rxg3 59. Rd7+ Ke4 60. Re7 Rd3+ 61. Ke1 Re3+ 62. Kf2 Kxf4 0-1

