[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.16"]
[Round "9"]
[White "Karasek, Lukas"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2218"]
[BlackElo "2149"]
[PlyCount "57"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 c5 5. c4 dxc4 6. Na3 Nbd7 7. Nxc4 b5 8. Nce5 Nd5 9. d4 Nxe5 10. Nxe5 Bb7 11. e4 Nf6 12. Qe2 a6 13. dxc5 Bxc5 14. Bg5 Qb8 15. Bxf6 gxf6 16. Nxf7 0-0 17. Qg4+ Kxf7 18. Qh5+ Kg7 19. Qxc5 Qc8 20. Qh5 Qe8 21. Qg4+ Kh8 22. Rac1 Qf7 23. Rfd1 Rac8 24. Rxc8 Bxc8 25. b3 Qe7 26. Qh4 e5 27. Bh3 Qb7 28. Rd8 Kg7 29. Bxc8 1-0

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.15"]
[Round "8"]
[White "Chiszko, Oskar"]
[Black "Kowalczyk, Rafal"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2149"]
[BlackElo "2208"]
[PlyCount "163"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 c6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 0-0 9. Bd3 Nbd7 10. 0-0 Re8 11. Qc2 g6 12. Rfe1 Nf8 13. Ne5 c5 14. b3 Ne6 15. Nf3 Bd7 16. dxc5 Qxc5 17. Ne2 Rac8 18. Qb2 Qe7 19. Red1 Nc5 20. Nf4 Nce4 21. Qd4 Qc5 22. h3 b5 23. Qxc5 Rxc5 24. b4 Rc7 25. Bf1 Nc3 26. Rd4 Be6 27. Kh2 Nfe4 28. Nd3 Rec8 29. g4 a6 30. Kg2 Na4 31. Be2 Nac3 32. Bf1 Kg7 33. Nf4 Kf6 34. Bd3 h5 35. Bxe4 dxe4 36. g5+ Kf5 37. Nd2 Rd7 38. Nxe6 Kxe6 39. Rxd7 Kxd7 40. Nb3 Na4 41. Rd1+ Ke6 42. Rd4 Rc4 43. Rd8 Kf5 44. Rd7 Kxg5 45. Rxf7 h4 46. a3 Nb2 47. Nd2 Rc2 48. Nxe4+ Kh6 49. Nf6 g5 50. Ng4+ Kg6 51. Rf6+ Kg7 52. Rxa6 Nd3 53. Rd6 Ne1+ 54. Kf1 Nf3 55. Rd1 Ra2 56. Kg2 Nd2 57. Rc1 Nc4 58. e4 Kf7 59. Rc3 Rxa3 60. Ne5+ Kf6 61. Rxa3 Nxa3 62. Nd3 Nb1 63. Kf3 Nc3 64. Ke3 Ke6 65. f3 Kd6 66. f4 gxf4+ 67. Kxf4 Ke6 68. Nc5+ Kf6 69. e5+ Kg6 70. Kg4 Nd5 71. Nd3 Ne3+ 72. Kf3 Nc4 73. Kf4 Nb6 74. Kg4 Nc4 75. Nf4+ Kf7 76. Kf5 Ne3+ 77. Ke4 Nc2 78. Kd5 Nxb4+ 79. Kd6 Nc2 80. e6+ Ke8 81. Nd5 Nd4 82. Nc7+ 1-0

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.14"]
[Round "7"]
[White "Soucek, Andrej"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2105"]
[BlackElo "2149"]
[PlyCount "108"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Bg2 Nc6 5. Nf3 dxc4 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 Ndxb4 9. Ne5 Bd7 10. Nxd7 Qxd7 11. a3 Nd5 12. Qxc4 Nb6 13. Bxc6 Nxc4 14. Bxd7+ Kxd7 15. b3 Nd6 16. e3 Rhe8 17. Nc3 e5 18. dxe5 Rxe5 19. Ke2 Rae8 20. Rhd1 f6 21. Rac1 Rd8 22. Rd3 Kc8 23. Rcd1 Ree8 24. h4 Nf7 25. Rxd8+ Nxd8 26. Nd5 Ne6 27. Kf3 c6 28. Nc3 Nc5 29. b4 Nd7 30. Ne4 Kc7 31. Kf4 Nb6 32. Rd3 Nc4 33. h5 Ne5 34. Rd4 b6 35. Nd6 Re6 36. Ne4 Nf7 37. g4 Re5 38. f3 a5 39. Nd2 Ng5 40. Rd3 axb4 41. axb4 Rb5 42. Rb3 Ne6+ 43. Kg3 f5 44. f4 Nf8 45. Nb1 fxg4 46. Kxg4 Nd7 47. f5 Nc5 48. h6 gxh6 49. Rb2 Nd3 50. Rd2 Rxb4+ 51. Kh5 Ne5 52. Nc3 Nf3 53. Nd5+ cxd5 54. Rc2+ Rc4 0-1

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.13"]
[Round "6"]
[White "Chiszko, Oskar"]
[Black "Lovcican, Tomas"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2149"]
[BlackElo "2112"]
[PlyCount "109"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 4. g3 g6 5. Bg2 Bg7 6. 0-0 d5 7. cxd5 Nxd5 8. Qb3 Nc7 9. d3 0-0 10. Be3 b6 11. Rac1 Rb8 12. Qa4 Bd7 13. Qd1 e5 14. Qd2 Qc8 15. Ne1 Nd4 16. Bh6 Bh3 17. f4 Bxg2 18. Bxg7 Kxg7 19. Nxg2 Qe6 20. e3 Nc6 21. f5 gxf5 22. Nh4 Ne7 23. e4 f6 24. Nxf5+ Nxf5 25. Rxf5 Qf7 26. Rcf1 Rbd8 27. Qe3 Qg6 28. Kh1 Qg4 29. Qf2 Qg6 30. g4 h6 31. Qg3 b5 32. Qe3 Rd4 33. Ne2 Ne6 34. Nxd4 Nxd4 35. R5f2 Qg5 36. Qxg5+ hxg5 37. Kg1 Rh8 38. Rxf6 Ne2+ 39. Kg2 Nf4+ 40. R1xf4 gxf4 41. Re6 Rd8 42. Rxe5 Rxd3 43. Rxc5 Rd2+ 44. Kf3 Rxb2 45. h4 a6 46. a4 b4 47. Kxf4 b3 48. Rc7+ Kf8 49. Rb7 Rf2+ 50. Kg5 b2 51. h5 Rc2 52. e5 Rc5 53. Kf6 Rb5 54. axb5 b1N 55. h6 1-0

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.12"]
[Round "5"]
[White "Andre, Tomas"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2080"]
[BlackElo "2149"]
[PlyCount "113"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 Nd7 5. bxc5 Qa5 6. Be2 Ne7 7. 0-0 Qxc5 8. d4 Qc7 9. Ba3 Ng6 10. Bxf8 Kxf8 11. Qd2 Nb6 12. Na3 Qe7 13. Nb5 Bd7 14. Nd6 Bc6 15. Ng5 Be8 16. f4 h6 17. Ngxf7 Bxf7 18. f5 Kg8 19. fxg6 Bxg6 20. Bd3 Bh5 21. Rab1 Rb8 22. Qa5 Nc4 23. Qxa7 Qc7 24. Nxc4 dxc4 25. Be4 g5 26. Rxb7 Rxb7 27. Qxb7 Qxb7 28. Bxb7 Kg7 29. a4 Rb8 30. Rb1 Bg6 31. a5 Bxc2 32. Rb6 Ba4 33. Be4 Rf8 34. Rb7+ Kg8 35. a6 c3 36. a7 Bc6 37. Bh7+ Kh8 38. Rb8 Kg7 39. Rxf8 Kxf8 40. Kf2 Ke7 41. Ke3 Bxg2 42. Kd3 Kd7 43. Kxc3 Kc7 44. Kd3 Kb6 45. Bg8 Kxa7 46. Bxe6 Kb6 47. d5 Kc5 48. d6 Kc6 49. Bf5 Bf1+ 50. Kd4 Ba6 51. d7 Kc7 52. e6 Bb5 53. Ke5 g4 54. Bxg4 h5 55. Bf5 Kd8 56. Kd6 Bxd7 57. e7+ 1-0

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.11"]
[Round "4"]
[White "Chiszko, Oskar"]
[Black "Shubhi, Gupta"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2149"]
[BlackElo "2114"]
[PlyCount "84"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 d5 8. cxd5 exd5 9. Ne5 c6 10. Qc2 Nbd7 11. Nd3 Qe8 12. Bf4 Qh5 13. f3 Bd8 14. Nd2 Re8 15. Nb3 g5 16. Bd6 Re6 17. Be5 Nxe5 18. Nxe5 Bc7 19. Nc5 Re7 20. Ncd3 Qh6 21. Qd2 Bb6 22. Qb4 Qf8 23. e3 f4 24. Kh1 fxg3 25. hxg3 Bf5 26. Qd2 Nh5 27. Qf2 Rae8 28. Rae1 Bxd3 29. Nxd3 Qh6 30. Kg1 Bc7 31. f4 Rg7 32. Ne5 gxf4 33. exf4 Rf8 34. Re3 Kh8 35. Qe1 Bb6 36. Qb4 Rxg3 37. Rxg3 Nxg3 38. Rf2 Nf5 39. Rd2 Nxd4 40. Rxd4 Rxf4 41. Nf3 Bxd4+ 42. Nxd4 Qf6 0-1

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.10"]
[Round "3"]
[White "Zawisza, Alan"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1976"]
[BlackElo "2149"]
[PlyCount "95"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Nd7 5. a3 b5 6. Bf4 Ne7 7. Bd3 Ng6 8. Bg3 Nb6 9. Nge2 Nc4 10. Qc1 Be7 11. 0-0 0-0 12. Nd1 Qb6 13. b3 Nce5 14. f4 Nxd3 15. cxd3 f5 16. Ndc3 Rd8 17. Qe3 Bf6 18. e5 Be7 19. Kh1 a5 20. Rfc1 h5 21. Qf3 h4 22. Be1 Kf7 23. Nd1 Bd7 24. Nf2 b4 25. a4 c5 26. dxc5 Bxc5 27. Nh3 Be7 28. Bf2 Qa6 29. Bc5 Rac8 30. Bxe7 Kxe7 31. Qh5 Be8 32. Nd4 Rxc1+ 33. Rxc1 Rc8 34. Rd1 Qb6 35. Nf3 Qe3 36. Nxh4 Rc1 37. Nxg6+ Bxg6 38. Qg5+ Kf7 39. Rxc1 Qxc1+ 40. Ng1 Qd2 41. Qd8 Qxf4 42. Qd7+ Kg8 43. Qxe6+ Bf7 44. Qc8+ Kh7 45. e6 Bg6 46. Qd8 Qe3 47. Qxd5 f4 48. d4 1-0

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.09"]
[Round "2"]
[White "Chiszko, Oskar"]
[Black "Ernst, Robert"]
[Result "1/2-1/2"]
[ECO "E26"]
[WhiteElo "2149"]
[BlackElo "2334"]
[PlyCount "115"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Bb4 3. d4 Nf6 4. e3 Bxc3+ 5. bxc3 c5 6. a3 d6 7. Bd3 Nc6 8. Ne2 e5 9. 0-0 h6 10. f4 e4 11. Bb1 0-0 12. Ng3 Re8 13. f5 Na5 14. Rf4 Nxc4 15. Nxe4 d5 16. Nxf6+ Qxf6 17. Qf3 cxd4 18. cxd4 Nb6 19. Ba2 Re4 20. g4 Rxf4 21. Qxf4 Bd7 22. Bd2 Re8 23. Rf1 Bb5 24. Rf2 Bd3 25. Qg3 Qe7 26. f6 Qxa3 27. e4 Qxa2 28. Qxd3 dxe4 29. Qh3 Qb1+ 30. Rf1 Qd3 31. Qxd3 exd3 32. fxg7 Kxg7 33. Rf3 Re4 34. h3 Nc4 35. Rxd3 Nxd2 36. Rxd2 Kf6 37. Kf2 Ke7 38. Rb2 b6 39. Ra2 a5 40. Rb2 Re6 41. d5 Rd6 42. Ke3 Kd7 43. Kd4 Kc7 44. Rf2 f6 45. Rc2+ Kd7 46. Rb2 Kc7 47. Rc2+ Kd8 48. Rb2 a4 49. Ra2 b5 50. Kc5 Kd7 51. Kxb5 Ra6 52. Rxa4 Rxa4 53. Kxa4 Kd6 54. Kb4 Kxd5 55. Kc3 Ke4 56. Kd2 Kf3 57. Kd3 Kg3 58. Ke3 1/2-1/2

[Event "Piestany Slovakia op-A"]
[Site "Piestany"]
[Date "2025.07.08"]
[Round "1"]
[White "Jancovic, Peter"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2318"]
[BlackElo "2149"]
[PlyCount "92"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nc3 Bb7 5. Nf3 Be7 6. Bg5 c5 7. dxc5 bxc5 8. Qc2 0-0 9. e3 d6 10. Be2 Nbd7 11. 0-0 Qb6 12. b4 Rab8 13. b5 h6 14. Bh4 Rfc8 15. Rfd1 g5 16. Bg3 Ne8 17. a4 Qa5 18. Rac1 Rd8 19. h4 f5 20. hxg5 hxg5 21. Bh2 Bxf3 22. Bxf3 Ne5 23. Be2 Nf6 24. Bg3 Kg7 25. f3 Rh8 26. Re1 Rh7 27. f4 Nf7 28. e4 gxf4 29. Bxf4 e5 30. Bd2 f4 31. Nd5 Qd8 32. Bf3 Ng5 33. Bxf4 exf4 34. Nxf4 Nxf3+ 35. gxf3 Kf7 36. e5 Rg7+ 37. Kf1 dxe5 38. Rxe5 Qd4 39. Qf5 Rg1+ 40. Ke2 Re8 41. Rxg1 Qxg1 42. Nd5 Qg2+ 43. Ke1 Qg1+ 44. Ke2 Qg2+ 45. Ke1 Qg3+ 46. Kf1 Qh4 1/2-1/2

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.22"]
[Round "9.27"]
[White "Lesik, Sebastian"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "1835"]
[BlackElo "2152"]
[PlyCount "89"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Polonia"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Nbd7 10. Ne5 Be7 11. f4 c5 12. 0-0 a6 13. a4 Ne4 14. Be1 Ndf6 15. Bh4 cxd4 16. exd4 Qd6 17. Kh1 Rfd8 18. Qe2 Qb4 19. Nxe4 dxe4 20. Bc4 Nd5 21. Bxe7 Qxe7 22. Qxe4 f6 23. Bd3 g6 24. Nc4 Qf7 25. Qe1 Re8 26. Qd2 Qd7 27. b3 b5 28. Na5 Ne3 29. Rf2 Bxg2+ 30. Rxg2 Nxg2 31. Qxg2 Kh8 32. d5 bxa4 33. Bc4 a3 34. Nc6 Qd6 35. Qd2 Re4 36. Rf1 Rae8 37. Qb4 Qd7 38. Qxa3 Qh3 39. Qa1 Rxc4 40. bxc4 Re2 41. Rf2 Kg7 42. Rxe2 Qf3+ 43. Rg2 Qxf4 44. Qd1 Qxc4 45. d6 1-0

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.21"]
[Round "8.9"]
[White "Chiszko, Oskar"]
[Black "Perucki, Maciej"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2152"]
[BlackElo "2006"]
[PlyCount "110"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Wroclaw Polonia Votum"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. Nc3 Be7 5. b3 0-0 6. Bb2 b6 7. cxd5 exd5 8. d4 Bb7 9. Bd3 Nbd7 10. 0-0 c5 11. Qc2 Rc8 12. Rfd1 Re8 13. Rac1 a6 14. Qb1 c4 15. Bc2 b5 16. a3 cxb3 17. Bxb3 Bd6 18. Ne2 Nb6 19. Qa1 Ne4 20. Ng3 Nxg3 21. hxg3 Qe7 22. Re1 Rxc1 23. Bxc1 a5 24. Nd2 Rc8 25. Qa2 Qc7 26. Bb2 a4 27. Bd1 Qe7 28. Bg4 Rc7 29. Rc1 Rxc1+ 30. Bxc1 Nc4 31. Nxc4 dxc4 32. Bf3 Bxf3 33. gxf3 Qb7 34. e4 c3 35. Qc2 b4 36. Kg2 h6 37. e5 Bf8 38. d5 Qxd5 39. axb4 Qb3 40. Qe4 Qxb4 41. Qd5 Qb3 42. Qa8 c2 43. f4 a3 44. f5 a2 45. Kh2 Qc3 46. Qxa2 Qxe5 47. Qxc2 Qc5 48. Qxc5 Bxc5 49. Kg2 f6 50. Be3 Bb4 51. Kf3 Kf7 52. Ke4 h5 53. Kd5 g6 54. fxg6+ Kxg6 55. Ke6 f5 1/2-1/2

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.20"]
[Round "7.21"]
[White "Zalewski, Witold"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "1857"]
[BlackElo "2152"]
[PlyCount "146"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Gdynia MDK"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 b6 2. Nc3 Bb7 3. d4 Nf6 4. f3 e6 5. e4 d6 6. Bd3 Be7 7. Nge2 0-0 8. Be3 e5 9. d5 Bc8 10. Qd2 Ne8 11. 0-0-0 Na6 12. g4 Nc5 13. Ng3 Nxd3+ 14. Qxd3 g6 15. Rdg1 Ng7 16. Qd2 Bh4 17. Kb1 Qe7 18. Bh6 f6 19. Nf1 Bg5 20. Bxg5 fxg5 21. Qe3 a6 22. Nd2 Bd7 23. Rc1 Qf6 24. Ne2 h6 25. Rcg1 Qe7 26. Nc1 Rab8 27. Nd3 a5 28. Rc1 c5 29. dxc6 Bxc6 30. Rhf1 Ne6 31. Rf2 Rf7 32. Ne1 Qb7 33. Nd3 Rbf8 34. Rcf1 Kg7 35. Nc1 Qc7 36. Ne2 Bb7 37. Nc3 Nd4 38. Nb5 Nxb5 39. cxb5 Rc8 40. Nb3 a4 41. Nc1 Qc5 42. Qd3 Qc4 43. a3 Qc5 44. Na2 d5 45. exd5 Bxd5 46. Nc3 Bc4 47. Qe4 Bxf1 48. Rxf1 Rd8 49. Re1 Rd4 50. Qe2 Re7 51. Rh1 Qc4 52. Qf2 Qd3+ 53. Ka1 Rf7 54. Qg3 Rdf4 55. Qe1 Rxf3 56. Qxe5+ Kh7 57. Qe6 R3f6 58. Qc8 Rf2 59. Qc6 R2f6 60. Qc8 Qd7 61. Qc4 Rf4 62. Qe2 Qxg4 63. Qd3 Qf3 64. Qb1 Qxh1 65. Qxh1 Rf1+ 66. Qxf1 Rxf1+ 67. Ka2 Rf5 68. Nxa4 Rxb5 69. b4 g4 70. Kb3 h5 71. Kc4 Rf5 72. Nxb6 h4 73. Nd5 Rxd5 0-1

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.19"]
[Round "6.15"]
[White "Chiszko, Oskar"]
[Black "Brzezina, Pawel"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2152"]
[BlackElo "2109"]
[PlyCount "83"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Katowice Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Nf3 Ne4 10. Bxe7 Qxe7 11. Bxe4 dxe4 12. Nd2 f5 13. 0-0 Be6 14. Nb3 Na6 15. Ne2 Qb4 16. Qc2 Bxb3 17. axb3 Nc7 18. Nf4 Qd6 19. Rfc1 g5 20. Ne2 Nd5 21. Qc5 Qxc5 22. Rxc5 Nb4 23. Re5 Nd3 24. Re6 Nxb2 25. Rxh6 Kg7 26. Rd6 a5 27. Ng3 Rf7 28. Re6 a4 29. bxa4 Nxa4 30. Nh5+ Kf8 31. h3 Ra6 32. g4 fxg4 33. hxg4 b5 34. d5 b4 35. dxc6 b3 36. c7 Rxc7 37. Rxa6 b2 38. Rf1 Rc1 39. Ra8+ Ke7 40. Rb8 Kd6 41. Ng3 Kc7 42. Rb4 1-0

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.18"]
[Round "5.15"]
[White "Niezhentsev, Kyrylo"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2222"]
[BlackElo "2152"]
[PlyCount "60"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Jastrzebie Zdroj Pionier"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e6 2. Nf3 c5 3. d4 d5 4. exd5 Qxd5 5. Nc3 Qd8 6. d5 exd5 7. Bb5+ Nc6 8. Ne5 Nge7 9. Qe2 Be6 10. Bg5 Qc8 11. 0-0-0 f6 12. Nxc6 bxc6 13. Ba6 Qd7 14. Bf4 Kf7 15. h4 Ng6 16. Bg3 Bd6 17. Bxd6 Qxd6 18. h5 Qf4+ 19. Kb1 Ne5 20. f3 Rab8 21. Qe1 Qb4 22. b3 c4 23. f4 Nd7 24. Rh4 Nc5 25. Bxc4 dxc4 26. Rd4 Na4 27. f5 Nxc3+ 28. Ka1 Bd5 29. Rxc4 Bxc4 30. Rxc4 Qxc4 0-1

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.17"]
[Round "4.21"]
[White "Chiszko, Oskar"]
[Black "Iwan, Patryk"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "2152"]
[BlackElo "1952"]
[PlyCount "73"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Warszawa Czternastka"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 c5 9. 0-0 Bg4 10. h3 Bh5 11. a3 Ba5 12. g4 Bg6 13. Bxg6 hxg6 14. dxc5 bxc5 15. Be1 Bxc3 16. Bxc3 Ne4 17. Qd3 Nc6 18. Rad1 Ne7 19. b4 Rc8 20. bxc5 Nxc5 21. Qd4 Ne6 22. Qd2 Re8 23. Bb4 Nc5 24. Qd4 Qc7 25. Kg2 a5 26. Rc1 axb4 27. axb4 Qd7 28. Rxc5 Rxc5 29. bxc5 Nc6 30. Qd3 Re4 31. Rd1 Rxg4+ 32. hxg4 Qxg4+ 33. Kf1 Qxf3 34. Qxd5 Qh3+ 35. Ke1 Nb4 36. Qe4 Na2 37. Qa8+ 1-0

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.16"]
[Round "3.9"]
[White "Golis, Wiktor"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2307"]
[BlackElo "2152"]
[PlyCount "77"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Czarna LKSz"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nc3 Bd6 9. 0-0 0-0 10. d4 Qe7 11. Rd1 Rb8 12. dxc5 Bxc5 13. Bf4 e5 14. Bg5 Qe6 15. Rac1 b6 16. Bxf6 Nxf6 17. Ng5 Qg4 18. Nge4 Nxe4 19. Bxe4 h6 20. Na4 Be6 21. Nxc5 bxc5 22. b3 Rfc8 23. Qd3 g6 24. Bf3 Qb4 25. Qe3 Qa3 26. Qxh6 Qxa2 27. Be4 Qxb3 28. Rd3 Qa2 29. g4 Bxg4 30. Bd5 Qb2 31. Qxg6+ Kh8 32. Qf6+ Kh7 33. Qxf7+ Kh8 34. Qf6+ Kh7 35. Qh4+ Kg6 36. Qxg4+ Kf6 37. Qe6+ Kg7 38. Rg3+ Kh7 39. Qh3# 1-0

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.15"]
[Round "2.27"]
[White "Chiszko, Oskar"]
[Black "Gibala, Adam"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2152"]
[BlackElo "2245"]
[PlyCount "80"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Wroclaw Srodmiescie"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. b3 e5 6. Nf3 Bg4 7. axb5 cxb5 8. d5 Bc5 9. Qc2 Bxf3 10. gxf3 Nd7 11. bxc4 b4 12. Bh3 Ne7 13. Nd2 Bd4 14. Bxd7+ Qxd7 15. Bb2 Bxb2 16. Qxb2 Qd6 17. Nb3 0-0 18. c5 Qf6 19. Qe2 Ng6 20. Ra6 Qg5 21. Qe3 Qg2 22. Rf1 f5 23. Nd2 b3 24. Qxb3 Rab8 25. Qc3 Nh4 26. Ra1 fxe4 27. c6 Rxf3 28. Qc4 Qg4 29. d6+ Kh8 30. Qe2 e3 31. fxe3 Ng2+ 32. Kd1 Nxe3+ 33. Ke1 Nc2+ 34. Kd1 Rxf1+ 35. Nxf1 Qd4+ 36. Nd2 Ne3+ 37. Qxe3 Qxe3 38. c7 Rf8 39. d7 Qg1+ 40. Ke2 Qg4+ 0-1

[Event "POL-chT U20"]
[Site "Chotowa"]
[Date "2025.06.14"]
[Round "1.3"]
[White "Chiszko, Oskar"]
[Black "Zawal, Krzysztof"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2152"]
[BlackElo "1945"]
[PlyCount "83"]
[EventDate "2025.06.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB27_2025"]
[SourceDate "2025.07.02"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.02"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Trzebinia Hetman Koronny"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 Bd6 5. Bd3 0-0 6. 0-0 c5 7. c3 Qc7 8. Bxd6 Qxd6 9. Ne5 b6 10. f4 Nbd7 11. Nd2 Bb7 12. Rf3 Ne4 13. Rh3 f5 14. Nxd7 Qxd7 15. Nf3 Nf6 16. Ne5 Qe8 17. g4 g6 18. g5 Ne4 19. Bxe4 dxe4 20. dxc5 Rd8 21. Qe1 Qe7 22. c6 Bc8 23. Rg3 Rd5 24. c4 Rxe5 25. fxe5 Qc5 26. Rg2 Qxe5 27. b4 Qd6 28. b5 Qc5 29. Rf2 f4 30. Kh1 f3 31. Qd2 Qxc4 32. a4 e5 33. Qa2 Be6 34. Qxc4 Bxc4 35. Rc1 Bb3 36. c7 Rc8 37. Rd2 Kf7 38. Rd7+ Ke8 39. Rxh7 Bf7 40. Rh8+ Kd7 41. Rd1+ Kxc7 42. Rc1+ 1-0

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.31"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Butkiewicz, Jan"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2106"]
[BlackElo "2070"]
[PlyCount "64"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Nge2 0-0 9. 0-0 Re8 10. Qc2 Nf8 11. f3 g6 12. Rad1 a5 13. Bh4 Ne6 14. Bf2 b5 15. Rfe1 Ba6 16. Rc1 Qd7 17. Nf4 Bd6 18. Nce2 Rac8 19. Nxe6 Rxe6 20. a3 Qa7 21. Nf4 Ree8 22. Qb3 Nd7 23. Ne2 b4 24. a4 Nb6 25. Bxa6 Qxa6 26. Kh1 c5 27. dxc5 Rxc5 28. Rcd1 Qc4 29. Qxc4 Rxc4 30. b3 Rc2 31. Rd3 Be5 32. Kg1 Rec8 0-1

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.30"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Korszanski, Stanislaw"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2106"]
[BlackElo "1955"]
[PlyCount "69"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Bb4+ 5. Bd2 Bxf3 6. exf3 Bxd2+ 7. Nxd2 Ne7 8. f4 Nbc6 9. Nf3 d5 10. Be2 0-0 11. 0-0 dxc4 12. Bxc4 Qd6 13. Qd3 Rad8 14. Rfd1 g6 15. Qc3 Nb4 16. Rac1 Nbd5 17. Qb3 h5 18. Ng5 Nf5 19. Bxd5 exd5 20. Qa4 a5 21. Rc6 Qd7 22. Qc2 Rc8 23. Nf3 Ne7 24. Rc3 f6 25. Nh4 Kg7 26. Re1 f5 27. Rce3 Rfe8 28. Qe2 Kf7 29. Nf3 Nc6 30. Qb5 Qd6 31. Rxe8 Rxe8 32. Rxe8 Kxe8 33. Ne5 Ke7 34. Nxc6+ Ke6 35. Ne5 1-0

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.30"]
[Round "8"]
[White "Kirtadze, Anastasia"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2047"]
[BlackElo "2106"]
[PlyCount "105"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 Re8+ 9. Ne2 h5 10. Be3 Nd7 11. 0-0-0 Nf8 12. c4 Be6 13. Nc3 Bb4 14. Kb1 Rc8 15. Ne4 Be7 16. Nc3 Bb4 17. Ne4 Be7 18. h3 b5 19. g4 bxc4 20. Bxc4 Bxc4 21. Qxc4 Qd5 22. Qxd5 cxd5 23. Nc3 Red8 24. gxh5 Ne6 25. Ne2 Rc4 26. Rc1 Rb4 27. Rhd1 f5 28. Nf4 Nxf4 29. Bxf4 Bf6 30. Be3 Rdb8 31. Rc2 R8b7 32. a3 R4b5 33. Ka2 g5 34. Bxg5 Bxg5 35. Rg1 f6 36. h4 Rg7 37. hxg5 fxg5 38. h6 Rg6 39. Rc8+ Kh7 40. Rc7+ Kg8 41. h7+ Kh8 42. Rxa7 g4 43. Rf7 Re6 44. Rxf5 Re2 45. Rb1 Kxh7 46. Rg5 Rb6 47. Rh1+ Rh6 48. Rxh6+ Kxh6 49. Rxg4 Rxf2 50. Kb3 Kh5 51. Rg8 Rd2 52. Kc3 Rd1 53. Rd8 1-0

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.29"]
[Round "6"]
[White "Madrawski, Krzysztof"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2054"]
[BlackElo "2106"]
[PlyCount "61"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. Ne5 b6 7. a4 a6 8. c3 Bb7 9. a5 c5 10. Nc4 b5 11. Nb6 Ra7 12. dxc5 Bxc5 13. b4 Bxb6 14. axb6 Ra8 15. Be3 Nbd7 16. Nd2 Nxb6 17. Bd4 Nfd7 18. f4 Re8 19. e4 f6 20. e5 fxe5 21. fxe5 Qg5 22. Rf4 Nc4 23. Nxc4 bxc4 24. Rg4 Qe7 25. Rh4 Rf8 26. Bh3 Rf7 27. Qh5 g6 28. Qh6 Raf8 29. Ra5 Rc8 30. Ra1 Re8 31. Bg4 1/2-1/2

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.28"]
[Round "4"]
[White "Haladaj, Adam1"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2014"]
[BlackElo "2106"]
[PlyCount "128"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qb6 8. Bb3 e6 9. Bxf6 Nxf6 10. Qd2 Be7 11. 0-0-0 Qa5 12. Kb1 Nd7 13. f4 Nc5 14. g4 Bd7 15. f5 Nxb3 16. axb3 Qc5 17. fxe6 fxe6 18. e5 d5 19. Rhf1 Rf8 20. Rxf8+ Kxf8 21. Nce2 Kg8 22. Nf4 Qb6 23. g5 Rf8 24. h4 Bc5 25. Qe3 Qd8 26. Qc3 Bxd4 27. Qxd4 Qe7 28. Rd2 Bb5 29. Rf2 Qd7 30. Nh3 Qe7 31. Rxf8+ Kxf8 32. Qf4+ Kg8 33. Ng1 Qc5 34. Nh3 Be8 35. b4 Qb5 36. Qg4 Bd7 37. Qf4 Be8 38. Qg4 Qf1+ 39. Ka2 Bd7 40. g6 hxg6 41. Ng5 Qf5 42. Qd4 Qxc2 43. Qb6 Qc8 44. b3 Bc6 45. Qc5 Qd7 46. Qc2 Qe8 47. Qc5 d4 48. Qxd4 Bd5 49. Ka3 Qc6 50. Qc5 Qxc5 51. bxc5 Kf8 52. Ka4 Ke7 53. Nh3 Kd7 54. Nf4 Kc6 55. b4 b6 56. Nxg6 bxc5 57. Ne7+ Kb6 58. Nxd5+ exd5 59. e6 Kc6 60. bxc5 d4 61. Kb4 a5+ 62. Kc4 a4 63. Kxd4 a3 64. Kc3 Kd5 1-0

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.27"]
[Round "2"]
[White "Barwinska, Ewa"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2021"]
[BlackElo "2106"]
[PlyCount "73"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Qf3 e6 6. Ne2 Nf6 7. Nxf6+ Qxf6 8. Qb3 Qe7 9. Ng3 Qb4+ 10. Qxb4 Bxb4+ 11. c3 Bd6 12. Nxf5 exf5 13. Bd3 g6 14. Bd2 Nd7 15. 0-0-0 0-0 16. Rhe1 Nf6 17. h3 Kg7 18. c4 b5 19. b3 Rab8 20. Bc3 bxc4 21. bxc4 Bb4 22. Kc2 Nd7 23. Rb1 Bxc3 24. Kxc3 Nb6 25. Bc2 Rb7 26. a4 Rfb8 27. Kd3 a5 28. Rb3 Nd5 29. cxd5 Rxb3+ 30. Bxb3 Rxb3+ 31. Kc2 Rb4 32. dxc6 Rxd4 33. Rc1 Rd8 34. Kc3 Kf6 35. Kc4 Ke7 36. Kb5 Rc8 37. c7 1-0

[Event "Bialystok Zamenhof Memorial 43rd"]
[Site "Bialystok"]
[Date "2024.12.27"]
[Round "1"]
[White "Chiszko, Oskar"]
[Black "Klimkowski, Jan"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2106"]
[BlackElo "2504"]
[PlyCount "94"]
[EventDate "2024.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. e3 0-0 6. Bd3 c5 7. Nf3 b6 8. Bd2 Bb7 9. Ne4 Bxd2+ 10. Nfxd2 cxd4 11. Nxf6+ Qxf6 12. Bxh7+ Kh8 13. Be4 d5 14. cxd5 exd5 15. Bf3 dxe3 16. fxe3 Qh4+ 17. g3 Qg5 18. Kf2 Nc6 19. Nb3 Rfe8 20. Rhe1 Ne5 21. Nd4 Rac8 22. Qb3 Qf6 23. Qd1 Ng4+ 24. Kg1 Nxe3 25. Qd3 Nc4 26. Bg4 Nxb2 27. Qd2 Nc4 28. Qf4 Qxf4 29. gxf4 Rcd8 30. Rac1 Kg8 31. Kf2 Rxe1 32. Rxe1 Kf8 33. Rc1 Re8 34. Bf3 Rc8 35. Nb3 Ke7 36. Rd1 Nd6 37. Rc1 Rxc1 38. Nxc1 Nb5 39. Ne2 Kd6 40. Ke3 Kc5 41. Kd3 Ba6 42. Kd2 Nd6 43. Nc3 Bc4 44. a3 Nb5 45. Nxb5 Bxb5 46. Kc3 d4+ 47. Kb3 Bd3 0-1

[Event "Benidorm Bali op-A 21st"]
[Site "Benidorm"]
[Date "2024.12.03"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Tan, Jun Ying"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2140"]
[BlackElo "2357"]
[PlyCount "114"]
[EventDate "2024.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Kb1 Qc7 12. Qd2 b5 13. Bd3 b4 14. Ne2 a5 15. g4 0-0 16. c4 bxc3 17. Nxc3 Rab8 18. Rc1 Qb7 19. Ka1 a4 20. a3 Bc6 21. h4 Nd7 22. Bxe7 Nc5 23. Bc4 Qxe7 24. Rhd1 Rfd8 25. Qh2 Rb6 26. Rc2 Bb7 27. Qf2 Ba6 28. Ba2 Rdb8 29. Qe3 Qb7 30. Rdd2 Bd3 31. Rxd3 Rxb2 32. Rdd2 Rxa2+ 33. Rxa2 Nb3+ 34. Kb1 Nxd2+ 35. Kc1 Nb3+ 36. Kd1 d5 37. exd5 exd5 38. Qd3 d4 39. Ne4 Qe7 40. g5 Nc5 41. Nxc5 Qxc5 42. Rd2 Rd8 43. Rc2 Qd6 44. Rc4 Qh2 45. h5 Qg1+ 46. Kc2 Qg2+ 47. Kd1 Qxg5 48. Rxa4 Qxh5 49. Rc4 Qh1+ 50. Kc2 Qg2+ 51. Kb3 Qg1 52. Rc7 h5 53. Rc5 h4 54. Rh5 Rb8+ 55. Ka4 g6 56. Rxh4 Qc1 57. Rxd4 Qc6+ 0-1

[Event "Benidorm Bali op-A 21st"]
[Site "Benidorm"]
[Date "2024.11.30"]
[Round "2"]
[White "Cruz Lledo, Pablo"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2411"]
[BlackElo "2140"]
[PlyCount "73"]
[EventDate "2024.11.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. d4 g6 2. Bf4 Bg7 3. e3 Nf6 4. Be2 d6 5. h3 Nbd7 6. Nf3 0-0 7. 0-0 b6 8. a4 Bb7 9. a5 a6 10. axb6 c5 11. Na3 cxd4 12. exd4 Qxb6 13. Nc4 Qc7 14. Na5 Be4 15. c4 Qb6 16. b3 h6 17. Qd2 g5 18. Be3 d5 19. h4 Ng4 20. hxg5 Nxe3 21. Qxe3 Qg6 22. Rad1 f5 23. Nh4 Qb6 24. f3 f4 25. Qc3 e5 26. c5 Qc7 27. fxe4 exd4 28. Qh3 Ne5 29. gxh6 Bf6 30. Rxf4 Kh8 31. b4 Bg5 32. Rf5 Rxf5 33. Nxf5 dxe4 34. Rxd4 Rd8 35. Rxd8+ Qxd8 36. Nd6 Qf6 37. Nxe4 1-0

[Event "Warsaw Independence Rapid op"]
[Site "Warsaw"]
[Date "2024.11.11"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Czernek, Tymon"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2140"]
[BlackElo "2377"]
[PlyCount "102"]
[EventDate "2024.11.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB47_2024"]
[SourceDate "2024.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Bd6 6. Qc2 0-0 7. Bd3 Nbd7 8. 0-0 h6 9. Rd1 b6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qc7 13. Bd2 Bb7 14. Bc3 Rad8 15. b4 Nf6 16. c5 Nxe4 17. Qxe4 Be7 18. Ne5 Rd5 19. Nc4 Rfd8 20. Ne3 R5d7 21. Rac1 Bg5 22. Rb1 Ba6 23. h4 Bxe3 24. fxe3 Bc4 25. Rd2 Qg3 26. Rf2 Bd5 27. Qf4 Qg6 28. Re1 Qd3 29. Ba1 f5 30. g4 Qe4 31. Qxe4 Bxe4 32. gxf5 exf5 33. Bc3 bxc5 34. bxc5 Rb7 35. Rd2 Kf7 36. Kf2 g5 37. hxg5 hxg5 38. Kg3 Kg6 39. Rh2 Re8 40. Ree2 Bd3 41. Re1 Rbe7 42. Kf2 Be4 43. Rh3 Bd5 44. Re2 f4 45. Bd2 g4 46. Rh4 Kg5 47. Rh2 g3+ 48. Kf1 gxh2 49. exf4+ Kf5 50. Rxh2 Bc4+ 51. Kg1 Rg7+ 0-1

[Event "Warsaw Independence Rapid op"]
[Site "Warsaw"]
[Date "2024.11.11"]
[Round "5"]
[White "Chiszko, Oskar"]
[Black "Nguyen, Piotr"]
[Result "0-1"]
[ECO "A54"]
[WhiteElo "2140"]
[BlackElo "2399"]
[PlyCount "82"]
[EventDate "2024.11.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB47_2024"]
[SourceDate "2024.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.20"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. e3 Nd7 4. Nc3 g6 5. Nf3 Bg7 6. Be2 Ngf6 7. h3 0-0 8. 0-0 e4 9. Nd2 Re8 10. Qc2 Qe7 11. b4 Nf8 12. Bb2 h5 13. Rfc1 Bf5 14. c5 d5 15. b5 Ne6 16. Qd1 h4 17. a4 Rad8 18. a5 Bh6 19. Ba3 Qd7 20. c6 bxc6 21. bxc6 Qc8 22. Rab1 Ng5 23. Bf1 Bxh3 24. gxh3 Nxh3+ 25. Bxh3 Qxh3 26. Qf1 Qf5 27. Nb5 Ng4 28. Rb2 h3 29. Qe2 h2+ 30. Kg2 Qg5 31. Kh1 Qh4 32. Rf1 Re6 33. Nxc7 Rxc6 34. Nb5 Rb8 35. Nc3 Rxb2 36. Bxb2 Rf6 37. Ncxe4 dxe4 38. Nxe4 Re6 39. Qf3 Rxe4 40. Qxe4 Nxf2+ 41. Rxf2 Qxe4+ 0-1

[Event "Warsaw Independence Rapid op"]
[Site "Warsaw"]
[Date "2024.11.11"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Putlak, Wojciech"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2140"]
[BlackElo "1955"]
[PlyCount "69"]
[EventDate "2024.11.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB47_2024"]
[SourceDate "2024.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 Be7 8. 0-0 0-0 9. a3 b6 10. c3 Bb7 11. Qe2 h6 12. Ne5 Qd5 13. f3 c5 14. dxc5 Bxc5+ 15. Kh1 Rfd8 16. Bc4 Qd6 17. b4 Rac8 18. bxc5 Rxc5 19. f4 Ne4 20. Be3 Ra5 21. Rfd1 Qc7 22. Rxd8+ Qxd8 23. Rd1 Qe8 24. Rd7 Rxe5 25. Rxb7 Ra5 26. Bxb6 axb6 27. Qxe4 Rxa3 28. h3 Rxc3 29. Ra7 f5 30. Bxe6+ Kh8 31. Qe5 Rc1+ 32. Kh2 Qf8 33. Rf7 Qg8 34. Rb7 Qxe6 35. Qxg7# 1-0

[Event "Warsaw Independence Rapid op"]
[Site "Warsaw"]
[Date "2024.11.11"]
[Round "4"]
[White "Krasenkow, Michal"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "2503"]
[BlackElo "2140"]
[PlyCount "80"]
[EventDate "2024.11.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB47_2024"]
[SourceDate "2024.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd2 dxc4 7. Bxc4 c5 8. dxc5 Bxc5 9. Qc2 Nc6 10. a3 a6 11. Rd1 Qe7 12. Ne4 Nxe4 13. Qxe4 f5 14. Qc2 Kh8 15. 0-0 Ba7 16. Bc3 b5 17. Ba2 Bb7 18. Qb3 Rfe8 19. Rd2 Nd8 20. Qd1 Bxf3 21. gxf3 e5 22. Rd7 Qf6 23. f4 Bb8 24. Qd5 Nc6 25. Kh1 Ra7 26. Rxa7 Nxa7 27. Rd1 Nc6 28. Qf7 Qxf7 29. Bxf7 Rd8 30. Rg1 a5 31. fxe5 b4 32. axb4 axb4 33. Bd4 Bxe5 34. Bxe5 Nxe5 35. Be6 g6 36. Ra1 Nd3 37. f4 Nxb2 38. Ra7 Nd1 39. Rb7 Nxe3 40. Rxb4 Rd1# 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.08"]
[Round "9.10"]
[White "Klys, Kacper"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1937"]
[BlackElo "2130"]
[PlyCount "119"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Wroclaw Srodmiescie"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

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. Bf1 Ne4 11. Nbd2 h6 12. Nxe4 Bxe4 13. Nd2 Bf5 14. Nb3 g5 15. f4 e6 16. Bd3 a5 17. Bxf5 exf5 18. fxg5 hxg5 19. Qh5 f4 20. g3 a4 21. Nc5 Re8 22. Rxe8+ Qxe8 23. Bd2 a3 24. Re1 Qd8 25. b4 Qf6 26. Qf3 Nxd4 27. cxd4 Qxd4+ 28. Qf2 Qb2 29. Bc1 Qxb4 30. Nb3 Qc3 31. gxf4 Qxh3 32. fxg5 Ra4 33. Re8+ Bf8 34. Bf4 Qg4+ 35. Bg3 Re4 36. Rxe4 Qxe4 37. Bf4 Bg7 38. Qe3 Qf5 39. Kg2 Qc2+ 40. Qf2 Qe4+ 41. Qf3 Qb1 42. Qe2 Qf5 43. Kg3 d4 44. Nd2 Qd7 45. Qd3 Qe6 46. Qxa3 Qe1+ 47. Kf3 Qd1+ 48. Kf2 Qg4 49. Qf3 Qh4+ 50. Ke2 Bh8 51. Ne4 Qh7 52. Bd2 Qh2+ 53. Kd3 Qe5 54. Nf6+ Bxf6 55. gxf6 Qb5+ 56. Kxd4 Qb6+ 57. Kd3 Qb5+ 58. Ke3 Qe5+ 59. Kf2 Kh7 60. Qd3+ 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.07"]
[Round "8.4"]
[White "Chiszko, Oskar"]
[Black "Liskiewicz, Jakub"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2130"]
[BlackElo "2176"]
[PlyCount "86"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Torun UKS OPP"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. Nc3 e5 5. Be3 exd4 6. Qxd4 Qxd4 7. Bxd4 Be6 8. f4 Nc6 9. Bxf6 gxf6 10. f5 Bd7 11. Bxc4 Ne5 12. Be2 0-0-0 13. 0-0-0 Bh6+ 14. Kb1 Bc6 15. Nh3 Bd2 16. Nf2 Be3 17. Nd3 Bd4 18. Nxe5 fxe5 19. Bf3 Rd6 20. Ne2 Rhd8 21. Rd2 Be3 22. Rxd6 Rxd6 23. Nc3 Rd2 24. Rd1 Rxd1+ 25. Nxd1 Bd4 26. Kc2 Kd7 27. Nc3 Bxc3 28. Kxc3 f6 29. a3 Kd6 30. h4 h6 31. g4 a5 32. b3 Kc5 33. b4+ axb4+ 34. axb4+ Kd6 35. Kc4 Be8 36. Be2 b6 37. Kc3 Bc6 38. Bd3 Bb7 39. Kb3 Bc6 40. b5 Be8 41. Kb4 c6 42. Bc4 c5+ 43. Kc3 Ke7 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.06"]
[Round "7.4"]
[White "Chiszko, Oskar"]
[Black "Hiszczynski, Jakub"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2130"]
[BlackElo "1951"]
[PlyCount "84"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Gdansk Korona"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 Nbd7 9. Nge2 Nh5 10. Bxe7 Qxe7 11. g4 Nhf6 12. Ng3 Nb6 13. h3 Nc4 14. Bxc4 dxc4 15. Qc2 Nd5 16. Qe4 Nxc3 17. bxc3 Be6 18. f4 0-0-0 19. 0-0 Qh4 20. Qg2 Kb8 21. f5 Bc8 22. a4 g6 23. Rab1 h5 24. gxh5 Bxf5 25. Nxf5 gxf5 26. Rf4 Qe7 27. Qf3 Rxh5 28. Kf2 Rdh8 29. Rxf5 Rxh3 30. Qf4+ Ka8 31. Rg1 Qa3 32. Rg3 Rh1 33. Qg5 a6 34. a5 Qxc3 35. Kf3 Qd3 36. Kf4 c3 37. Rc5 c2 38. Rg1 R1h4+ 39. Kf3 Rh3+ 40. Kf4 Qxe3+ 41. Kf5 Rf3+ 42. Kg4 Qe4+ 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.05"]
[Round "6.10"]
[White "Walkusz, Witoslaw"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "2041"]
[BlackElo "2130"]
[PlyCount "104"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Zakrzewo Korona"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 dxc4 5. Bxc4 a6 6. a4 Be7 7. 0-0 0-0 8. Qc2 Nc6 9. Rd1 Nb4 10. Qb3 b6 11. Bd2 a5 12. Bxb4 Bxb4 13. Ne5 Bb7 14. Nc3 Qe7 15. Bb5 Rac8 16. Bc6 Bxc6 17. Nxc6 Qd6 18. Nxb4 Qxb4 19. Qxb4 axb4 20. Nb5 c6 21. Nd6 Rcd8 22. Nc4 Nd7 23. Rdc1 Rb8 24. a5 c5 25. a6 Rfd8 26. Nd6 Kf8 27. a7 Ra8 28. Nb5 Rdc8 29. b3 Ke7 30. Kf1 e5 31. d5 Nf6 32. d6+ Kd7 33. Nc7 Rxc7 34. dxc7 Kxc7 35. Rd1 Ne4 36. Rd5 Kc6 37. Rd3 b5 38. Ke1 c4 39. bxc4 bxc4 40. Rd8 Rxd8 41. a8Q+ Rxa8 42. Rxa8 c3 43. Rb8 Nc5 44. Kd1 b3 45. f3 Kd5 46. Rd8+ Kc4 47. Rc8 Kb4 48. Ke2 f5 49. g4 fxg4 50. fxg4 e4 51. Rb8+ Kc4 52. g5 c2 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.04"]
[Round "5.4"]
[White "Chiszko, Oskar"]
[Black "Jankowiak, Piotr"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2130"]
[BlackElo "2107"]
[PlyCount "129"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Bialystok Stoczek 45"]
[BlackTeam "Kozuchow Odrodzenie"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5 Nbd7 6. Bf4 Nh5 7. Bd2 g6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Qc2 Bf5 14. e4 dxe4 15. Bxe4 Bxe4 16. Nxe4 Qc7 17. Bc3 Bxc3 18. Qxc3 f5 19. Nd6 Nf6 20. Rfe1 Nd5 21. Qd4 f4 22. Re6 Qd7 23. Rae1 Ne3 24. R1xe3 fxe3 25. Qxe3 Rf7 26. Nxf7 Kxf7 27. Rd6 Qe7 28. Qd2 Kg8 29. Rd7 Qe5 30. Rxb7 Rf8 31. Qe3 Qxe3 32. fxe3 Rf5 33. b4 Rd5 34. Rb6 a5 35. a3 Rd3 36. bxa5 Rxe3 37. Rxc6 Rxa3 38. a6 Kf7 39. Rc7+ Ke6 40. a7 Kd5 41. Rxh7 Kxc5 42. Kg2 Kd5 43. Rg7 Ke5 44. Rxg6 Rxa7 45. h4 Kf5 46. Rg5+ Kf6 47. Kh3 Ra4 48. Rb5 Kg6 49. Rb6+ Kg7 50. h5 Rc4 51. g4 Kh7 52. Kh4 Ra4 53. h6 Rc4 54. Kh5 Rc1 55. Rb7+ Kh8 56. g5 Rc5 57. Re7 Kg8 58. Kg6 Rc6+ 59. Kf5 Rc8 60. Kf6 Rc6+ 61. Re6 Rc8 62. g6 Rf8+ 63. Kg5 Ra8 64. h7+ Kh8 65. Kh6 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.03"]
[Round "4.10"]
[White "Rainer, Piotr"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2046"]
[BlackElo "2130"]
[PlyCount "60"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Staniatki Goniec"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 e5 7. Nb3 Be6 8. f4 g6 9. Be2 Nc6 10. g4 h6 11. f5 gxf5 12. exf5 Bxb3 13. axb3 d5 14. g5 hxg5 15. Bxg5 Be7 16. Bxf6 Bxf6 17. Qxd5 Bxh4+ 18. Kf1 Qb6 19. Ne4 Rd8 20. Qc5 Qxc5 21. Nxc5 Rd4 22. Nd3 Nb4 23. Rc1 Nd5 24. Rh3 e4 25. Ne1 Nf4 26. Rh2 Nxe2 27. Kxe2 Rd2+ 28. Kxd2 Bg5+ 29. Kc3 Rxh2 30. Rb1 Bd2+ 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2024.09.02"]
[Round "3.22"]
[White "Kaminski, Jan"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1911"]
[BlackElo "2130"]
[PlyCount "110"]
[EventDate "2024.08.31"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Zugzwang"]
[BlackTeam "Bialystok Stoczek 45"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Qa4+ Nbd7 6. Nc3 g6 7. Nf3 Bg7 8. Bc4 0-0 9. d3 a6 10. Qa3 b6 11. 0-0 Bb7 12. Re1 b5 13. Bb3 Re8 14. Be3 Bf8 15. Ng5 h6 16. Nge4 e6 17. d6 Nd5 18. Nxd5 exd5 19. Nc5 Bc6 20. Nxd7 Qxd7 21. Bc5 Rxe1+ 22. Rxe1 a5 23. Bd1 b4 24. Qb3 Bxd6 25. Bxd6 Qxd6 26. d4 Rc8 27. Qh3 Qf8 28. Bf3 Re8 29. Rc1 Qe7 30. g3 Bb5 31. Bg2 Qg5 32. Rc8 Kg7 33. Rxe8 Qc1+ 34. Bf1 Bxe8 35. Kg2 f5 36. g4 Bd7 37. gxf5 Bxf5 38. Qe3 Be4+ 39. Kg1 Qxb2 40. Qf4 Qxd4 41. Qc7+ Kg8 42. Qd8+ Kh7 43. Qc7+ Qg7 44. Qxa5 Qe7 45. h3 Qg5+ 46. Kh2 Qf4+ 47. Kg1 Qf3 48. Qc7+ Kg8 49. Qb8+ Kf7 50. Qc7+ Kf6 51. Qd8+ Kf5 52. Qf8+ Kg5 53. Qe7+ Kh5 54. Qe5+ g5 55. Qh2 d4 0-1

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.17"]
[Round "9"]
[White "Chiszko, Oskar"]
[Black "Swara, Lakshmi S Nair"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2192"]
[BlackElo "2049"]
[PlyCount "89"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 Nbd7 10. g4 b5 11. g5 Nh5 12. 0-0-0 Nb6 13. Na5 Qc7 14. a3 0-0 15. Rg1 g6 16. h4 Rfc8 17. Rg2 Rab8 18. Qe1 Bd8 19. Nb3 Nc4 20. Nd5 Bxd5 21. Rxd5 Nxe3 22. Qxe3 Nf4 23. Rdd2 Nxg2 24. Bxg2 a5 25. Bh3 a4 26. Bxc8 Rxc8 27. Na1 Qc4 28. Kb1 b4 29. Qd3 bxa3 30. Qxc4 Rxc4 31. Rxd6 Bc7 32. Ra6 axb2 33. Kxb2 Rb4+ 34. Ka2 Rc4 35. Kb2 Rb4+ 36. Ka3 Rb1 37. Ka2 Rf1 38. Rxa4 Rxf3 39. c4 Bb6 40. Nb3 Rc3 41. Ra8+ Kg7 42. Rc8 Bf2 43. Kb2 Re3 44. Nd2 Bxh4 45. c5 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.16"]
[Round "8"]
[White "Sprzeczka, Emilia"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2101"]
[BlackElo "2192"]
[PlyCount "135"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 a5 7. a4 f6 8. c4 fxe5 9. cxd5 cxd5 10. Nxe5 Nxe5 11. dxe5 Ne7 12. Bg5 h6 13. Bh5+ Kd7 14. Qb3 Qc7 15. Rc1 Nc6 16. Be3 Bb4 17. Nc3 Qxe5 18. Bf3 Rhd8 19. Re1 Bd6 20. g3 Nb4 21. Rac1 Bd3 22. Bf4 Qf5 23. Bxd6 Kxd6 24. Re3 Bc4 25. Qd1 Nd3 26. Rc2 Ne5 27. Bg2 Ke7 28. Ne2 Nc6 29. Rf3 Qh7 30. b3 Bxe2 31. Rxe2 d4 32. Rd3 Rd6 33. Be4 Qg8 34. Bxc6 Rxc6 35. Rxd4 Rd8 36. Red2 Rxd4 37. Rxd4 Qc8 38. Qg4 Kf7 39. Qh5+ Kg8 40. Qxa5 Rc1+ 41. Kg2 Qc6+ 42. Kh3 Rc5 43. Qd8+ Kh7 44. Qh4 Re5 45. Qg4 Qh1 46. Qd1 Qc6 47. Qd3+ Rf5 48. Rf4 g6 49. Rxf5 gxf5 50. Qc4 Qf3 51. Qxe6 Qxf2 52. Qf7+ Kh8 53. Qf8+ Kh7 54. Qf7+ Kh8 55. Qxb7 Qf1+ 56. Qg2 Qb1 57. Qf3 Kg7 58. a5 Kg6 59. a6 Qa1 60. Qd3 Qa3 61. Qc4 Qa2 62. Qc6+ Kg5 63. Qb7 Qe2 64. Qg7+ Kh5 65. Qf7+ Kg5 66. Qg8+ Kh5 67. Qc4 Qa2 68. Qf7+ 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.15"]
[Round "7"]
[White "Chiszko, Oskar"]
[Black "Orzechowski, Jacek"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2192"]
[BlackElo "2072"]
[PlyCount "65"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Qe2 Nxe4 9. Bxe4 Bxe4 10. Qxe4 c6 11. Bg5 Be7 12. h4 h6 13. Bxe7 Qxe7 14. c4 Nf6 15. Qe3 0-0 16. Rfd1 Rfd8 17. Rac1 Rac8 18. a3 Qc7 19. b4 a5 20. Ne5 axb4 21. axb4 Qe7 22. Rb1 Nd7 23. Nf3 Qd6 24. g4 b5 25. g5 hxg5 26. c5 Qd5 27. hxg5 g6 28. Nh2 Ra8 29. Ng4 Kg7 30. Rd3 f5 31. gxf6+ Nxf6 32. Qh6+ Kf7 33. Ne5+ 1-0

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.14"]
[Round "6"]
[White "Przybylski, Bartosz1"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B94"]
[WhiteElo "2060"]
[BlackElo "2192"]
[PlyCount "69"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 h6 8. Bxf6 Nxf6 9. Qe2 e6 10. 0-0-0 Qc7 11. f4 Be7 12. e5 dxe5 13. fxe5 Nh7 14. h4 0-0 15. Bd3 Rd8 16. g4 Nf8 17. Nf3 Ng6 18. Qh2 Bc5 19. Rhe1 Bb4 20. h5 Bxc3 21. bxc3 Ne7 22. g5 Nf5 23. Bxf5 Rxd1+ 24. Rxd1 exf5 25. gxh6 Qb6 26. hxg7 Qe3+ 27. Kb2 Qxf3 28. Rd8+ Kxg7 29. Qh4 Qc6 30. Qg5+ Kh7 31. h6 Qg6 32. Qe7 Qb6+ 33. Ka1 Qg1+ 34. Kb2 Qb6+ 35. Ka1 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.13"]
[Round "5"]
[White "Chiszko, Oskar"]
[Black "Patil, Harshal"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2192"]
[BlackElo "2083"]
[PlyCount "80"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 c5 2. d5 e6 3. c4 exd5 4. cxd5 d6 5. Nc3 g6 6. Nf3 Bg7 7. e4 Bg4 8. Bb5+ Nd7 9. Bf4 a6 10. Bxd7+ Qxd7 11. 0-0 Ne7 12. h3 Bxf3 13. Qxf3 0-0 14. Qg3 Rad8 15. Rad1 b5 16. Rd2 h6 17. h4 f6 18. Be3 f5 19. f3 Kh7 20. Ne2 Qe8 21. Nf4 Be5 22. Qh3 Rf6 23. g3 Rb8 24. Ne6 Rf7 25. f4 Bh8 26. h5 gxh5 27. Rh2 Rf6 28. Bd2 fxe4 29. f5 Nxd5 30. Re2 e3 31. Bxe3 Nxe3 32. Rxe3 Qf7 33. g4 Rg8 34. Rg3 hxg4 35. Qh1 Rxe6 36. fxe6 Bd4+ 37. Kg2 Qxe6 38. Kh2 Rg5 39. Qb7+ Kg6 40. Re3 Bxe3 0-1

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.12"]
[Round "4"]
[White "Kondys, Piotr"]
[Black "Chiszko, Oskar"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2089"]
[BlackElo "2192"]
[PlyCount "109"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. 0-0 0-0 12. Rae1 Bf5 13. Qc2 Bxd3 14. Qxd3 b5 15. Ne5 Rab8 16. a3 Na5 17. b4 Nc4 18. Ndxc4 dxc4 19. Qc2 Nd5 20. Re4 a5 21. Rh4 h6 22. bxa5 Qxa3 23. Rh3 Rb7 24. Rb1 Rc8 25. Rg3 f6 26. Ng4 h5 27. Qe4 Qe7 28. Nh6+ Kh8 29. Nf5 exf5 30. Qxd5 Qe4 31. Qxe4 fxe4 32. Re3 Ra8 33. Ra1 b4 34. cxb4 Rxb4 35. f3 exf3 36. Rxf3 Kg8 37. Rf5 Kf7 38. Rc5 Ke6 39. Rc1 Ra4 40. R1xc4 R8xa5 41. Rxa4 Rxa4 42. Rxh5 Rxd4 43. Kf2 g5 44. Rh8 Kf5 45. Re8 Kf4 46. Re3 Rd2+ 47. Re2 Rd1 48. g3+ Kf5 49. h3 Rh1 50. Kg2 Ra1 51. Kf2 Ra3 52. Kg2 Rb3 53. Kf2 Rb4 54. Kf3 Rb3+ 55. Re3 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.11"]
[Round "3"]
[White "Chiszko, Oskar"]
[Black "Kazmierowski, Tymon"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2192"]
[BlackElo "2096"]
[PlyCount "90"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. c3 d5 10. exd5 Nxd5 11. d3 Bf6 12. Nfd2 Bg5 13. g3 Re8 14. Ne4 Bxc1 15. Qxc1 Na5 16. Ba2 bxa4 17. Nbd2 Nf6 18. Qc2 Nxe4 19. dxe4 Bc6 20. Rad1 Qf6 21. Re3 Rad8 22. Nc4 Nxc4 23. Bxc4 Bb5 24. Bd5 Rd6 25. c4 Bc6 26. Kg2 Bxd5 27. cxd5 c6 28. Qxa4 Red8 29. Red3 h6 30. Qc4 cxd5 31. Rxd5 Rxd5 32. Rxd5 Rb8 33. Qc3 Re8 34. Qc7 Kh7 35. Rd7 Kg6 36. h4 h5 37. Rd3 Re6 38. Qc8 Kh7 39. Rd8 g6 40. Rd7 Kg7 41. Qc7 Re8 42. Qc5 Qe6 43. Qd5 Qxd5 44. Rxd5 Kf6 45. Ra5 Re6 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.10"]
[Round "2"]
[White "Bartodziej, Bartosz"]
[Black "Chiszko, Oskar"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2005"]
[BlackElo "2192"]
[PlyCount "76"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 Be6 10. Bb3 Qc8 11. Qe2 h6 12. Rfd1 Nbd7 13. Nh4 Nc5 14. Bxc5 dxc5 15. Bxe6 Qxe6 16. Nf5 Rfd8 17. Ne3 Rd4 18. Ncd5 Rd8 19. f3 Nh5 20. g3 Bg5 21. Nf5 R4xd5 22. Rxd5 Rxd5 23. exd5 Qxf5 24. f4 Bf6 25. Re1 exf4 26. Qf3 Qh3 27. Qg2 Qg4 28. Re8+ Kh7 29. Qe4+ g6 30. Rf8 Bd4+ 31. Kg2 Qd7 32. d6 f3+ 33. Kxf3 Nf6 34. Qe7 Qf5+ 35. Ke2 Qf2+ 36. Kd1 Qf3+ 37. Ke1 Bf2+ 38. Kd2 Ne4+ 0-1

[Event "Warsaw Najdorf Memorial op-A"]
[Site "Warsaw"]
[Date "2024.07.09"]
[Round "1"]
[White "Chiszko, Oskar"]
[Black "Dmochowska, Agnieszka"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2192"]
[BlackElo "2013"]
[PlyCount "96"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c3 d5 4. Bg5 Be7 5. e3 0-0 6. Bd3 b6 7. 0-0 Ba6 8. Bxa6 Nxa6 9. Ne5 Qe8 10. Qd3 Nb8 11. Nd2 Nfd7 12. Bf4 c5 13. Bg3 Nxe5 14. dxe5 Nc6 15. Rad1 Rd8 16. e4 d4 17. Qb5 dxc3 18. bxc3 Na5 19. Qa6 Qa4 20. Bf4 Rd7 21. Rb1 Rfd8 22. Nb3 Qxe4 23. Nxa5 bxa5 24. Bg3 a4 25. h3 h5 26. Rfe1 Qc2 27. Rec1 Qe4 28. Re1 Qc2 29. Rec1 Qxa2 30. Ra1 Qb3 31. Qxa4 Qd5 32. Rab1 h4 33. Bxh4 Bxh4 34. Qxh4 Qxe5 35. Qc4 Rd2 36. Re1 Qf5 37. Qh4 a5 38. Ra1 c4 39. Rf1 Qb5 40. Rfb1 Qd5 41. Ra4 Rc8 42. Rba1 Rd1+ 43. Kh2 Rxa1 44. Rxa1 Qb5 45. Rd1 a4 46. Rd8+ Rxd8 47. Qxd8+ Kh7 48. Qh4+ Kg6 1/2-1/2

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.06.02"]
[Round "7"]
[White "Kaim, Piotr"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2094"]
[BlackElo "2045"]
[PlyCount "105"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 e6 3. Nf3 d5 4. 0-0 Be7 5. d3 c5 6. Nbd2 Nc6 7. e4 0-0 8. Re1 Re8 9. e5 Nd7 10. Nf1 Qc7 11. Bf4 b5 12. h4 a5 13. Ne3 Qb6 14. h5 a4 15. h6 g6 16. a3 b4 17. Ng4 bxa3 18. bxa3 Ba6 19. Bg5 Bxg5 20. Nxg5 Nd4 21. Qd2 Qd8 22. Qf4 Qe7 23. Ne3 Rab8 24. c3 Nb3 25. Nxd5 Qf8 26. Rad1 Bb7 27. Ne3 Bxg2 28. Kxg2 Nxe5 29. Qxe5 f6 30. Qf4 fxg5 31. Qxg5 Qf7 32. Ng4 Rf8 33. Re3 Qb7+ 34. Kh3 Rf5 35. Qh4 Rbf8 36. Re5 Rxe5 37. Nxe5 Rxf2 38. Qd8+ Rf8 39. Qd7 Qxd7 40. Nxd7 Rf2 41. Re1 Kf7 42. Re4 g5 43. Ne5+ Ke7 44. Rxa4 Re2 45. Ra7+ Kf6 46. Ng4+ Kg6 47. Rg7+ Kh5 48. Rxh7 Nd2 49. Rf7 Kg6 50. Rg7+ Kf5 51. h7 Nf3 52. Rf7+ Kg6 53. h8N+ 1-0

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.06.01"]
[Round "6"]
[White "Chiszko, Oskar"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2045"]
[BlackElo "2121"]
[PlyCount "108"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 0-0 8. Qc2 h6 9. Bh4 Re8 10. Nge2 a5 11. Bg3 Na6 12. a3 Nc7 13. 0-0 Bxg3 14. Nxg3 Qd6 15. Na4 Be6 16. Nc5 Ra7 17. Rad1 Bg4 18. f3 Bc8 19. Kh1 Rxe3 20. Bf5 Re8 21. Bxc8 Rxc8 22. Nf5 Qf8 23. Qf2 b6 24. Na4 b5 25. Nc5 Ne6 26. Qh4 Nh7 27. Rfe1 Nhg5 28. Qg4 Nxc5 29. dxc5 Kh8 30. Nxg7 Kxg7 31. h4 f5 32. Qg3 Qf6 33. f4 Re7 34. fxg5 hxg5 35. hxg5 Rxe1+ 36. Rxe1 Rh8+ 37. Kg1 Qd4+ 38. Qe3 Qxe3+ 39. Rxe3 Kf7 40. Re5 Kg6 41. Re6+ Kxg5 42. Rxc6 Kf4 43. Kf2 Ke5 44. Rb6 b4 45. axb4 axb4 46. Rxb4 Rc8 47. Rb5 Kd4 48. b4 Kc3 49. c6 d4 50. Rc5+ Kxb4 51. Rc1 Kb5 52. c7 Kb6 53. Rb1+ Kxc7 54. Rb5 Kd6 1/2-1/2

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.05.31"]
[Round "4"]
[White "Chiszko, Oskar"]
[Black "Adamczyk, Zuzanna"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2045"]
[BlackElo "1982"]
[PlyCount "107"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 e5 4. Nf3 Nc6 5. d3 Bc5 6. Be3 Bxe3 7. fxe3 d6 8. Be2 Bg4 9. h3 Bxf3 10. Bxf3 Ne7 11. 0-0 c6 12. d4 Ng6 13. Qe1 h5 14. Rd1 Qe7 15. b4 0-0 16. Qf2 Rfc8 17. Rc1 Rc7 18. a3 Rac8 19. Rfd1 Rd8 20. g3 Qe6 21. h4 Ne7 22. Qe2 g6 23. a4 Nc8 24. a5 b6 25. a6 Ne7 26. Qf1 Ng4 27. Qe2 Nf6 28. Kg2 Qc8 29. Rc2 Kg7 30. Kg1 Neg8 31. Bg2 Nh6 32. b5 c5 33. dxe5 dxe5 34. Nd5 Nxd5 35. exd5 Rd6 36. Rf1 Qg4 37. Qe1 Re7 38. Kh2 Qd7 39. Bh3 Ng4+ 40. Kg2 e4 41. Qc3+ Kg8 42. Rf4 f5 43. Bxg4 hxg4 44. Rcf2 Rf7 45. Qe5 Rdf6 46. Rxg4 Kg7 47. Rg5 Qd6 48. Qxd6 Rxd6 49. h5 Kh6 50. Rxg6+ Rxg6 51. hxg6 Kxg6 52. g4 Rh7 53. Rxf5 Rh4 54. Rf4 1-0

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.05.31"]
[Round "3"]
[White "Golenia, Jan"]
[Black "Chiszko, Oskar"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2221"]
[BlackElo "2045"]
[PlyCount "89"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 Bb4 6. Qb3 Qd6 7. Bd2 0-0 8. e3 c6 9. Bd3 b5 10. a4 bxa4 11. Nxa4 Bxd2+ 12. Nxd2 Ba6 13. 0-0 Ng4 14. Nf3 Bxd3 15. Qxd3 a5 16. Nc5 Nd7 17. Nxd7 Qxd7 18. h3 Nf6 19. Ne5 Qb7 20. Qc3 Ne4 21. Qxc6 Qxb2 22. Qxd5 Nc3 23. Qc5 a4 24. Nc4 Qc2 25. Nb6 Ra6 26. Ra3 Qb2 27. Nd7 Ne2+ 28. Kh2 Rfa8 29. Rfa1 h6 30. Ne5 Re8 31. R3a2 Qc3 32. Qb5 Rae6 33. Qxe2 Qc7 34. Qc4 Qb8 35. Kh1 Kh7 36. Rxa4 f6 37. Qc2+ Kg8 38. Nd7 Qb5 39. Nc5 Rb6 40. Qc4+ Qxc4 41. Rxc4 Rb2 42. Kg1 f5 43. g3 g5 44. Rca4 Rbb8 45. Nd7 1-0

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.05.30"]
[Round "2"]
[White "Chiszko, Oskar"]
[Black "Radzimski, Antoni"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2045"]
[BlackElo "2250"]
[PlyCount "81"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 4. 0-0 0-0 5. c4 d5 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Ne5 Qxd4 10. Bxa8 Qxe5 11. Bf4 Qc5 12. Nd2 Ba6 13. Be3 Qh5 14. Bf3 Ng4 15. Bxg4 Qxg4 16. f3 Qh5 17. Nxc4 Bc5 18. Kg2 Nd7 19. Rac1 Nf6 20. Bxc5 Qxc5 21. e4 h5 22. b3 h4 23. Rfd1 Qh5 24. Ne3 Qg5 25. Qc5 Qg6 26. Qxc7 hxg3 27. hxg3 Nh5 28. Qd6 Qg5 29. Ng4 Bb7 30. Rc5 Qg6 31. Rc7 Bxe4 32. Qxf8+ Kh7 33. Nf6+ Qxf6 34. fxe4 Qb2+ 35. Kh3 Qe2 36. Qd6 Qf3 37. Rc5 f5 38. exf5 exf5 39. Re1 g6 40. Rc7+ Kh6 41. Qf8+ 1-0

[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 "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. 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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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 "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[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, Balazs2"]
[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

