[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "1"]
[White "Escalante, Rafael"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2205"]
[BlackElo "2287"]
[PlyCount "115"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 b6 7. 0-0 Bb7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 Be7 12. Qe2 0-0 13. Bg5 c5 14. dxc5 Bxc5 15. Rad1 Qc7 16. Ne5 Be7 17. Bxf6 Bxf6 18. Qd3 g6 19. Nd7 Bxb2 20. Nxf8 Rxf8 21. Qd7 Rc8 22. Qxc7 Rxc7 23. Bb3 e5 24. Rd8+ Kg7 25. Rfd1 Bd4 26. Kf1 Ba6 27. Ke2 Bxc4+ 28. Bxc4 Rxc4 29. Rd2 g5 30. g4 a5 31. Rd5 Rc3 32. Rb5 Rh3 33. Kf1 Rxh2 34. Rc2 Rh3 35. Rc7 Rf3 36. Rc2 Rf4 37. Rb3 Rxg4 38. Rf3 Rf4 39. Rxf4 gxf4 40. Ke2 e4 41. Rc4 f3+ 42. Kf1 Bc5 43. Rxe4 f5 44. Re6 h5 45. Rc6 a4 46. Ke1 a3 47. Kf1 Kf7 48. Rh6 b5 49. Rxh5 Kf6 50. Rh6+ Ke5 51. Rc6 Kd5 52. Rf6 Ke4 53. Rc6 Kd4 54. Rf6 Ke5 55. Rc6 Kd4 56. Rf6 Kc3 57. Rxf5 Bd4 58. Rxb5 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "3"]
[White "Guzman Lozano, Campo Elias"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1902"]
[BlackElo "2287"]
[PlyCount "42"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Bg4 3. Bb2 Nd7 4. d4 e6 5. c4 c6 6. Nbd2 Ngf6 7. g3 Bd6 8. Bg2 0-0 9. 0-0 a5 10. h3 Bh5 11. Re1 a4 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 Qa5 15. g4 Bg6 16. Re2 Rfd8 17. Qd2 Bb4 18. Qg5 Qxg5 19. Nxg5 a3 20. d5 axb2 21. Rxb2 Bc3 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "4"]
[White "Kokoszczynski, Jan"]
[Black "De Winter, Arthur"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2287"]
[BlackElo "2413"]
[PlyCount "64"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 e6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 d5 5. g3 dxc4 6. Bg2 Nf6 7. 0-0 Bc5 8. Nb5 Qb6 9. N1c3 a6 10. Na3 0-0 11. Nxc4 Qa7 12. Bg5 Nc6 13. Bxf6 gxf6 14. Bxc6 bxc6 15. Ne4 Be7 16. e3 f5 17. Ned6 Bd7 18. Rc1 c5 19. Ne5 Rad8 20. Ndc4 Bb5 21. Qf3 Qc7 22. b3 f6 23. a4 Be8 24. Rc2 fxe5 25. Qe2 e4 26. Rfc1 Bf6 27. Na3 Qf7 28. Rxc5 Qh5 29. Qxa6 Rd1+ 30. Rxd1 Qxd1+ 31. Qf1 Qxf1+ 32. Kxf1 Be7 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Goldin, Roman"]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "2287"]
[BlackElo "2293"]
[PlyCount "55"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Nc3 g6 4. Bc4 Bg7 5. d3 h6 6. Be3 Na5 7. Bb5 c6 8. Ba4 b5 9. Bb3 d6 10. Qd2 Nf6 11. h3 Nxb3 12. axb3 Qc7 13. 0-0 a5 14. b4 Be6 15. d4 0-0 16. Bxh6 axb4 17. Bxg7 Kxg7 18. dxe5 dxe5 19. Ne2 Rxa1 20. Rxa1 b3 21. cxb3 Nxe4 22. Qe3 Bd5 23. b4 Qd6 24. Nc3 Qxb4 25. Nxe4 Bxe4 26. Nd2 Bd5 27. Qxe5+ Kg8 28. Nf1 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Maycock Bates, David Henry"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2287"]
[BlackElo "2266"]
[PlyCount "124"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nf6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. Re1 Nc6 8. Nc3 Nd4 9. Nd5 Bg4 10. c3 Nc6 11. Nxf6+ Bxf6 12. h3 Bd7 13. Bh6 Re8 14. Qd2 e5 15. Kh2 Rc8 16. Rad1 b5 17. Be3 Qa5 18. a3 Bg7 19. d4 exd4 20. cxd4 Qxd2 21. Rxd2 Na5 22. dxc5 Nc4 23. Rc2 dxc5 24. Bc1 Be6 25. Ng5 Bd7 26. f4 h6 27. Nf3 Bc6 28. Nd2 Nb6 29. Rxc5 Bd4 30. Rc2 Bb7 31. Rxc8 Rxc8 32. Nb3 Bf6 33. Be3 Nc4 34. Bxa7 Bxb2 35. Nc5 Bc6 36. e5 Bxa3 37. Bxc6 Rxc6 38. Rd1 Bxc5 39. Bxc5 Rxc5 40. Rd8+ Kg7 41. Rb8 Ne3 42. Kg1 Nf5 43. Kf2 Nd4 44. Ke3 Ne6 45. g4 Rc3+ 46. Ke4 Rc4+ 47. Ke3 Rxf4 48. Rxb5 Rf1 49. Rb8 g5 50. Ke2 Rh1 51. Kf2 Rxh3 52. Kg2 Nf4+ 53. Kf2 Nd3+ 54. Kg2 Re3 55. Rb7 Nxe5 56. Rb6 Nxg4 57. Rb4 h5 58. Ra4 Kg6 59. Ra6+ f6 60. Ra2 h4 61. Kh1 Rh3+ 62. Kg2 Rh2+ 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Nechitailo, Nikita"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "2287"]
[BlackElo "2248"]
[PlyCount "31"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 Nc6 6. Bg2 Qb6 7. Nb3 Bb4+ 8. Nc3 0-0 9. 0-0 d6 10. Bf4 Bxc3 11. bxc3 e5 12. Be3 Qc7 13. c5 d5 14. Bg5 Ne4 15. Bxe4 dxe4 16. Qd5 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Wiegmann, Sascha"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2287"]
[BlackElo "2300"]
[PlyCount "67"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. h3 c5 7. d5 b5 8. cxb5 a6 9. a4 Nbd7 10. Nf3 axb5 11. Bxb5 Ba6 12. Bxa6 Rxa6 13. 0-0 Qa5 14. Re1 Rb8 15. Qc2 Qb4 16. Ra2 Nb6 17. Nd2 Nc4 18. Nxc4 Qxc4 19. Qe2 Qxe2 20. Rxe2 Rb4 21. f3 Nd7 22. Bd2 Ne5 23. Bc1 Nc4 24. Rc2 h5 25. Kf1 Nb6 26. Ke2 Nxa4 27. Nxa4 Rbxa4 28. Rxa4 Rxa4 29. Kd3 Rb4 30. Ke2 Bd4 31. Kd3 Kg7 32. Rc4 Rxc4 33. Kxc4 Be5 34. b3 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "6"]
[White "Kotlyar, Kirill"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2390"]
[BlackElo "2287"]
[PlyCount "51"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 b6 6. Bb2 Nbd7 7. Bd3 Bb7 8. 0-0 Bd6 9. Nc3 0-0 10. Qc2 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 f5 14. Bd3 c5 15. d5 exd5 16. cxd5 Bxd5 17. Bc4 Bf7 18. Rad1 Qc7 19. Bxf7+ Rxf7 20. Qd3 Bf8 21. Ng5 Ne5 22. Bxe5 Qxe5 23. Nxf7 Qf6 24. Nd6 Rd8 25. Qc4+ Kh8 26. Nf7+ 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "3"]
[White "Sailer, Mike L"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2095"]
[BlackElo "2287"]
[PlyCount "64"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 Bd6 5. Nbd2 c5 6. c3 0-0 7. Bd3 Qc7 8. Bg3 Nbd7 9. a3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bxg3 13. hxg3 h6 14. Bc2 Re8 15. Qd3 b6 16. 0-0-0 Be6 17. Nh4 b5 18. f3 b4 19. g4 bxa3 20. bxa3 Rab8 21. g5 hxg5 22. Nf5 Bxf5 23. Qxf5 Rxe3 24. Qh3 Kf8 25. Qh8+ Ke7 26. Qxg7 Qf4 27. Rd2 Rxc3 28. Re1+ Re3 29. Rxe3+ Qxe3 30. Kd1 Qg1+ 31. Ke2 Qxg2+ 32. Kd1 Qf1# 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "4"]
[White "Wieczorek, Oskar"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2491"]
[BlackElo "2287"]
[PlyCount "83"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. b4 cxb4 4. d4 d5 5. exd5 Qxd5 6. c4 bxc3 7. Nxc3 Qa5 8. Rb1 e6 9. Bd2 Nf6 10. Ne4 Qd8 11. Nxf6+ gxf6 12. Bb5 Rg8 13. 0-0 Qd5 14. Be3 a6 15. Ba4 b5 16. Bb3 Qh5 17. d5 Ne5 18. dxe6 Bxe6 19. Nxe5 Qxd1 20. Rfxd1 Bxb3 21. Nd7 0-0-0 22. Nb6+ Kc7 23. Rxd8 Kxd8 24. Rxb3 Bd6 25. g3 Kc7 26. Rc3+ Kb7 27. Rd3 Kc6 28. Rc3+ Kb7 29. Nd5 Rg4 30. Nxf6 Ra4 31. Rc2 b4 32. Ne4 Be7 33. Nd2 Ra3 34. Kg2 a5 35. Nc4 Ra4 36. h4 Ka6 37. Kf3 Kb5 38. h5 b3 39. axb3 Rb4 40. Nd2 a4 41. bxa4+ Rxa4 42. Rc7 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "1"]
[White "Zujev, Oleg"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2263"]
[BlackElo "2287"]
[PlyCount "139"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 Nd7 11. Bc4 b6 12. 0-0 Bb7 13. Rfe1 0-0 14. Rad1 Rc8 15. Bd3 Re8 16. h3 Qc7 17. Qg5 h6 18. Qh4 Qd8 19. Qg3 Qc7 20. Qh4 Qd8 21. Qg3 Nf6 22. d5 exd5 23. e5 Nd7 24. Nd4 Qg5 25. Qxg5 hxg5 26. Bf5 Rcd8 27. e6 Nc5 28. e7 Rb8 29. Nb5 Ne4 30. f3 Rxe7 31. fxe4 dxe4 32. Nd6 Bc6 33. Bxe4 Bxe4 34. Rxe4 Rd7 35. Red4 Rc7 36. R1d2 b5 37. Ne4 f6 38. Rd8+ Rxd8 39. Rxd8+ Kf7 40. Kf2 Ke6 41. Kf3 Ke5 42. Rb8 a6 43. Re8+ Kd4 44. Rd8+ Kc4 45. Rd1 Kb4 46. Rd2 a5 47. Ke3 Re7 48. Kd3 a4 49. Nc3 Rd7+ 50. Kc2 Ra7 51. Rd5 Rb7 52. Kb2 a3+ 53. Kc2 Ka5 54. Kb3 Re7 55. Rxb5+ Ka6 56. Rd5 Re3 57. Rd2 Rg3 58. Kb4 Kb6 59. Nb5 g4 60. hxg4 Rxg4+ 61. Nd4 Kc7 62. Kxa3 Kd6 63. Kb3 Ke5 64. Nf3+ Kf4 65. a4 Rg3 66. a5 g5 67. Kb4 g4 68. Nd4 Ke3 69. Nf5+ Kxd2 70. Nxg3 1-0

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Harriott, Tyrell"]
[Result "0-1"]
[ECO "A55"]
[WhiteElo "2272"]
[BlackElo "1884"]
[PlyCount "76"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. g3 Nbd7 4. Bg2 e5 5. 0-0 Be7 6. c4 0-0 7. Nc3 Re8 8. e4 c6 9. h3 Qc7 10. Re1 Nf8 11. d5 c5 12. a3 Bd7 13. Be3 Qc8 14. b4 cxb4 15. axb4 Qxc4 16. Rc1 Qxb4 17. Nd2 Rec8 18. Ne2 Ba4 19. Rxc8 Rxc8 20. Qa1 b5 21. g4 h6 22. Qa2 Rc2 23. Qa1 Rxd2 24. Bxd2 Qxd2 25. Ng3 Ng6 26. Rc1 Nf4 27. Rc8+ Kh7 28. Bf1 Ng8 29. Qc3 Qd1 30. Qc7 b4 31. Qb8 Nf6 32. Rh8+ Kg6 33. Qxb4 a6 34. Qb8 Bb5 35. Qc8 Nd7 36. Qg8 Bf6 37. Qh7+ Kg5 38. Qf5+ Kh4 0-1

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "1"]
[White "Logozar, Elijah"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1946"]
[BlackElo "2272"]
[PlyCount "147"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 d5 2. e4 dxe4 3. Nc3 c6 4. f3 exf3 5. Nxf3 Nf6 6. Bc4 e6 7. 0-0 b5 8. Bb3 a5 9. a4 b4 10. Ne2 Ba6 11. Re1 Be7 12. Nf4 Nd5 13. Ne5 0-0 14. Qg4 Nxf4 15. Bxf4 Qxd4+ 16. Kh1 Nd7 17. Rad1 Nxe5 18. Rxe5 Qxb2 19. Rxe6 fxe6 20. Qxe6+ Kh8 21. Be5 Qxe5 22. Qxe5 Bf6 23. Qc5 Rac8 24. Qxa5 Be2 25. Re1 Bc3 26. Rg1 c5 27. h3 c4 28. Ba2 h6 29. Qb5 Rf2 30. a5 Rcf8 31. a6 Bd4 32. Qxb4 Rf1 33. Rxf1 Rxf1+ 34. Kh2 Be5+ 35. g3 Bf3 36. Qf8+ Kh7 37. Qf5+ g6 38. Qd7+ Kh8 39. Qc8+ Kh7 40. Qd7+ Kh8 41. Qe8+ Kh7 42. Qe7+ Bg7 43. g4 Rc1 44. Bxc4 Rxc2+ 45. Kg3 Rxc4 46. Kxf3 Rc3+ 47. Ke4 Rc1 48. Qb7 Re1+ 49. Kf3 Rf1+ 50. Kg2 Ra1 51. a7 Ra2+ 52. Kf3 Ra3+ 53. Ke2 Ra2+ 54. Kd1 Ra1+ 55. Kc2 Ra2+ 56. Kd3 Ra3+ 57. Kc4 Rxh3 58. a8Q Rc3+ 59. Kd5 h5 60. gxh5 gxh5 61. Ke6 Re3+ 62. Kf5 Re1 63. Kg5 Rg1+ 64. Kh4 Rg4+ 65. Kh3 Rg6 66. Qf7 h4 67. Qag8+ Kh6 68. Qf4+ Rg5 69. Qxg5+ Kxg5 70. Qxg7+ Kh5 71. Qg8 Kh6 72. Kg4 h3 73. Kf5 h2 74. Qg6# 1-0

[Event "Prague op"]
[Site "Prague"]
[Date "2024.03.03"]
[Round "5"]
[White "Isik, Alparslan"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2452"]
[BlackElo "2272"]
[PlyCount "73"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 h6 4. Nc3 Nf6 5. e3 a6 6. b3 b6 7. Bb2 Bb7 8. cxd5 exd5 9. g3 Bd6 10. Bg2 0-0 11. 0-0 Nbd7 12. Rc1 Re8 13. Ne2 Rc8 14. Nf4 c5 15. Nh4 Bxf4 16. gxf4 Ne4 17. Nf5 Ndf6 18. dxc5 bxc5 19. Be5 Re6 20. f3 Ng5 21. Nd6 Rxd6 22. Bxd6 Qxd6 23. fxg5 hxg5 24. Bh3 Rc7 25. Qd3 Re7 26. Bg2 Qb6 27. Qc3 d4 28. Qxc5 Qxc5 29. Rxc5 dxe3 30. Rxg5 Nd5 31. Rg4 f5 32. Rd4 f4 33. h4 Rc7 34. Re1 Rc2 35. Bf1 Rxa2 36. Bc4 Rd2 37. Rxf4 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "2"]
[White "Hayrapetyan, Hovik"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2432"]
[BlackElo "2272"]
[PlyCount "51"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 Ne4 8. e3 Nxc3 9. Qc2 Ne4 10. Bd3 f5 11. Rb1 0-0 12. 0-0 Rb8 13. a4 Bd7 14. Ba3 Rf6 15. cxd5 exd5 16. Rfc1 Rh6 17. Rb5 Be6 18. Rcb1 Bc8 19. Rxd5 Qxd5 20. Bc4 Be6 21. Bxd5 Bxd5 22. Rb5 Rd8 23. Rxd5 Rxd5 24. Qb3 Nf6 25. Ne5 Na5 26. Qb4 1-0

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "1"]
[White "Herpai, Jozsef Matyas"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2087"]
[BlackElo "2272"]
[PlyCount "89"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 c6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 Ne7 9. Qc2 g6 10. Nge2 Bf5 11. 0-0 0-0 12. Ng3 Bxd3 13. Qxd3 Nd7 14. Rad1 Rad8 15. f3 c5 16. dxc5 Nxc5 17. Qd4 Nc6 18. Qd2 d4 19. Nce4 Nxe4 20. Nxe4 Qe7 21. exd4 Nxd4 22. Qf2 Ne6 23. Rfe1 Rxd1 24. Rxd1 Rc8 25. Qg3 Nc5 26. Nc3 Qe3+ 27. Qf2 Qxf2+ 28. Kxf2 Ne6 29. Rd2 b5 30. g3 Kg7 31. Ne4 h5 32. b3 Rc7 33. f4 a5 34. Ke3 a4 35. bxa4 bxa4 36. Ng5 Nxg5 37. fxg5 Rc5 38. h4 Rc3+ 39. Kf4 Ra3 40. Rb2 Kf8 41. Rc2 Ke7 42. Rd2 Ke6 43. Re2+ Kd6 44. Rc2 Rd3 45. Rb2 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Kovalevsky, Stanislav"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2272"]
[BlackElo "2128"]
[PlyCount "87"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 a6 6. Nc3 Nf6 7. Be2 Bf5 8. Nf3 e6 9. Qb3 Qd7 10. 0-0 Be7 11. Na4 Na5 12. Qd1 Rd8 13. Ne5 Qc8 14. Rc1 Qa8 15. Nb6 Qa7 16. Qa4+ Nc6 17. Nxc6 bxc6 18. Rxc6 0-0 19. Qxa6 Qxa6 20. Bxa6 Ne8 21. Nc8 Bf6 22. Rfc1 g5 23. Bg3 h5 24. h3 h4 25. Bh2 g4 26. hxg4 Bxg4 27. Bf4 Kh7 28. b4 Rg8 29. Kf1 h3 30. gxh3 Bxh3+ 31. Ke2 Bg4+ 32. Kd2 Bf3 33. b5 Rg2 34. Bg3 e5 35. b6 exd4 36. b7 dxe3+ 37. Kxe3 Be4 38. b8Q Bg5+ 39. Bf4 d4+ 40. Kxe4 Nf6+ 41. Rxf6 Bxf6 42. Rh1+ Kg6 43. Kf3 d3 44. Kxg2 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "4"]
[White "Kokoszczynski, Jan"]
[Black "Mitrabha, Guha"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2272"]
[BlackElo "2526"]
[PlyCount "96"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 d6 5. Nf3 a6 6. a4 g6 7. e4 exd5 8. exd5 Bg4 9. Be2 Bxf3 10. Bxf3 Bg7 11. 0-0 0-0 12. Re1 Nbd7 13. Bf4 Qc7 14. Qd2 Rfe8 15. Be2 Ne5 16. Bf1 Nfd7 17. h3 Qb6 18. a5 Qc7 19. Ra3 Re7 20. Bg5 f6 21. Bf4 Rae8 22. Rd1 f5 23. Na4 Nf7 24. b4 h6 25. Be3 cxb4 26. Qxb4 Rc8 27. Qd2 g5 28. c5 f4 29. Bd4 Bxd4 30. Qxd4 Nxc5 31. Qf6 Re5 32. Nb6 Rce8 33. h4 Qe7 34. Qg6+ Kf8 35. Rh3 Re1 36. Rxe1 Qxe1 37. hxg5 Ne4 38. Nd7+ Ke7 39. Rf3 Nd2 40. Qf6+ Kxd7 41. Qxf7+ Re7 42. Qf5+ Kd8 43. Qxf4 Qxf1+ 44. Kh2 Nxf3+ 45. Qxf3 hxg5 46. Qf8+ Kd7 47. Qf5+ Kc7 48. Qc2+ Kb8 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "6"]
[White "Kokoszczynski, Jan"]
[Black "Rees, Ioan"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2272"]
[BlackElo "2266"]
[PlyCount "116"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 e5 7. dxe5 Nxe5 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. 0-0 Nf6 11. Re1 Bd6 12. Nd4 0-0 13. Bg5 Ne4 14. Bh4 Rfe8 15. Nd2 Nxd2 16. Qxd2 Nc4 17. Qc2 h6 18. Bg3 Bxg3 19. hxg3 Rxe1+ 20. Rxe1 Re8 21. Rd1 a6 22. b3 Nd6 23. Nf3 Ne4 24. c4 Qc6 25. Rxd5 b5 26. Re5 bxc4 27. bxc4 Nd6 28. c5 Rc8 29. Nd4 Qb7 30. Nb3 Nb5 31. Qe2 Qd7 32. Re7 Qf5 33. Qe4 Qxe4 34. Rxe4 Nc3 35. Rc4 Nxa2 36. c6 Kf8 37. Kf1 Ke7 38. Ke2 Kd6 39. Na5 Kc7 40. Kd3 Rb8 41. Rd4 Nb4+ 42. Kc3 Nxc6 43. Rc4 Rb6 44. g4 Kd6 45. Nb3 Rxb3+ 46. Kxb3 Na5+ 47. Kb4 Nxc4 48. Kxc4 Ke5 49. Kb4 Kf4 50. Ka5 Kxg4 51. Kxa6 g5 52. Kb5 h5 53. Kc4 Kf4 54. Kd3 h4 55. Ke2 g4 56. Kf1 h3 57. Kg1 f5 58. Kf1 h2 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Rego, Vinicius Vilela"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2272"]
[BlackElo "2238"]
[PlyCount "106"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 g6 2. e4 c6 3. Nc3 d5 4. Nf3 Bg7 5. h3 dxe4 6. Nxe4 Nd7 7. Bc4 Ngf6 8. Neg5 0-0 9. 0-0 a5 10. Re1 Nb6 11. Bd3 a4 12. Ne5 a3 13. c3 axb2 14. Bxb2 Na4 15. Rb1 Nd5 16. Bc4 f6 17. Nef3 fxg5 18. Nxg5 e5 19. Nf3 exd4 20. Nxd4 Kh8 21. Qd2 Qf6 22. Ba1 Ndxc3 23. Nf3 Bxh3 24. Re3 Bxg2 25. Kxg2 Nxb1 26. Bxf6 Nxd2 27. Bxg7+ Kxg7 28. Nxd2 Rae8 29. Rg3 b5 30. Bb3 Nc5 31. Rc3 Nxb3 32. axb3 Re6 33. Kg3 Rd8 34. Nf3 h6 35. b4 Kf6 36. Rc5 g5 37. Rc3 Rd5 38. Ng1 Ke7 39. f3 Kd7 40. Nh3 Rd4 41. Rb3 Re2 42. Nf2 Rc2 43. Ng4 Rcc4 44. Nxh6 Rxb4 45. Re3 Rf4 46. Ng4 Kd6 47. Ne5 Rbd4 48. Ng6 Rf6 49. Ne5 Re6 50. Nf7+ Ke7 51. Rxe6+ Kxe6 52. Nxg5+ Kf5 53. Ne4 Rxe4 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "1"]
[White "Rushbrooke, Remy"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "D79"]
[WhiteElo "2049"]
[BlackElo "2272"]
[PlyCount "88"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. c4 g6 5. cxd5 cxd5 6. d4 Bg7 7. Nc3 0-0 8. 0-0 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6 11. Nxc6 bxc6 12. Bf4 Qa5 13. Qd2 Bf5 14. Rfe1 Rac8 15. Rac1 Rfd8 16. e4 dxe4 17. Bxe4 Bxe4 18. Rxe4 e6 19. Bg5 Rd7 20. Bh6 Bh8 21. Qe3 Re8 22. c4 Qxa2 23. d5 cxd5 24. cxd5 Qxd5 25. Rec4 Bd4 26. Qf4 Bg7 27. Rc8 Rdd8 28. R8c7 e5 29. Qg5 Bxh6 30. Qxh6 e4 31. R1c3 a5 32. Qf4 Rd7 33. R7c5 Qe6 34. Rxa5 Qh3 35. Rc1 Rde7 36. Ra3 Qd7 37. Re3 h5 38. Rce1 Qd5 39. h4 Kg7 40. Kg2 Re6 41. Kg1 Qc6 42. Kg2 Qd5 43. R1e2 R8e7 44. Qd6 Qxd6 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "5"]
[White "Zakarian, David"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2292"]
[BlackElo "2272"]
[PlyCount "89"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 c6 6. Qc2 g6 7. Bg5 Bf5 8. Qb3 b6 9. Ne5 Bg7 10. e4 Be6 11. exd5 cxd5 12. Bb5+ Kf8 13. 0-0 h6 14. Bh4 Kg8 15. Rae1 Qd6 16. Bg3 Qe7 17. f4 Kh7 18. Qc2 Bf5 19. Qb3 Qb7 20. Bh4 a6 21. Be2 Rd8 22. Bf3 Be4 23. Bxf6 Bxf6 24. Nxe4 dxe4 25. Bxe4 Qa7 26. Bxa8 Kg7 27. Bd5 Rf8 28. Qd3 Nd7 29. Nxd7 Qxd7 30. Be4 Rd8 31. Rd1 Qc7 32. f5 g5 33. Qc3 Qd6 34. Kh1 h5 35. Qh3 h4 36. Qg4 Qb4 37. Bf3 Qxb2 38. Rfe1 Qxa2 39. d5 Rd6 40. g3 hxg3 41. Qxg3 a5 42. Qxd6 Qb3 43. Qg3 a4 44. Bg2 a3 45. Qxb3 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Chayka, Vitaliy"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2272"]
[BlackElo "2102"]
[PlyCount "62"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. c4 d6 2. d4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 Be7 6. h4 Nf6 7. g3 0-0 8. Nh3 c5 9. d5 Nbd7 10. b3 Ne5 11. Bb2 Nfg4 12. e3 Nf3+ 13. Ke2 Bf6 14. Bg2 Nfe5 15. Nf4 Qe7 16. Qd2 g6 17. Rhd1 a6 18. a4 Bd7 19. a5 Rab8 20. Qc2 b5 21. axb6 Rxb6 22. Ra3 Rfb8 23. Rda1 Nxc4 24. Rxa6 Rxb3 25. Nd1 Nxb2 26. Ra8 Kg7 27. Rxb8 Rxb8 28. Kf1 Nd3 29. Ra7 Nxf4 30. exf4 Bb5+ 31. Kg1 Qxa7 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Coca Cubillos, Jesus Alberto"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2272"]
[BlackElo "1944"]
[PlyCount "115"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nh6 5. Nf3 0-0 6. Bd3 Kh8 7. Be3 e6 8. Qd2 Nc6 9. h3 f5 10. e5 Nf7 11. 0-0-0 a6 12. g4 dxe5 13. dxe5 Nb4 14. Be2 Qxd2+ 15. Rxd2 b6 16. Rhd1 Bb7 17. Rd7 Rac8 18. Nd4 Nd5 19. Nxd5 Bxd5 20. c4 c5 21. Nf3 Bc6 22. Ra7 a5 23. g5 Kg8 24. h4 Rfd8 25. h5 Rxd1+ 26. Bxd1 Nd8 27. h6 Bf8 28. Nd2 Bb7 29. Nb1 Rc7 30. Nc3 Nc6 31. Nb5 Rd7 32. Rxb7 Rxb7 33. Bf3 Nd8 34. Bxb7 Nxb7 35. Nc7 Kf7 36. Na8 Be7 37. Nxb6 Bd8 38. Na4 Be7 39. Kd2 Ke8 40. Kc3 Kd7 41. Kd3 Kc6 42. Nc3 Bd8 43. Kc2 Be7 44. Kb3 Nd8 45. Ka4 Kb6 46. a3 Nc6 47. Ne2 Ka6 48. Ng1 Kb6 49. Nf3 Bd8 50. Nh4 Ne7 51. b4 axb4 52. axb4 Kc6 53. Bxc5 Ng8 54. Nxg6 Kc7 55. Nh4 Kd7 56. Bf2 Ne7 57. b5 Bc7 58. g6 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Colonetti, Fabio"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2272"]
[BlackElo "2129"]
[PlyCount "151"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. b3 Bg4 5. Bb2 e6 6. Nc3 Nbd7 7. h3 Bh5 8. Be2 Bd6 9. d4 0-0 10. 0-0 h6 11. Rc1 Qe7 12. Qc2 Bg6 13. Bd3 Bxd3 14. Qxd3 Rad8 15. e4 dxc4 16. Qxc4 e5 17. Rfe1 exd4 18. Nxd4 Ne5 19. Qe2 Bc5 20. Nf5 Qc7 21. Red1 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Nd5 cxd5 25. Bxe5 dxe4 26. Bxf6 Qxf6 27. Ng3 e3 28. fxe3 Qa1+ 29. Nf1 Qe5 30. Qd3 f5 31. Qd8+ Kh7 32. Qd3 Kh8 33. Kh1 Qe4 34. Qxe4 fxe4 35. Kg1 Kg8 36. Kf2 Kf7 37. Ke2 Ke6 38. Nd2 Kd5 39. Nc4 b5 40. Nd2 Bb4 41. Nf1 g5 42. Ng3 Bf8 43. Nf5 a5 44. g4 a4 45. Kd2 a3 46. Kc3 b4+ 47. Kd2 Ke5 48. Nd4 Kd5 49. Nc2 Ke5 50. Ke2 Kd5 51. Ne1 Ke5 52. Ng2 Kd5 53. Kf2 Ke5 54. Kg3 Be7 55. h4 gxh4+ 56. Nxh4 Bg5 57. Ng2 Kd5 58. Kf2 Ke5 59. Ke2 Kd5 60. Nf4+ Ke5 61. Nh5 Kd5 62. Ng7 Kc5 63. Ne6+ Kd5 64. Nd4 Kc5 65. Kf2 Kd5 66. Ke2 Kc5 67. Nc2 Bf6 68. Kf2 Bg5 69. Kg3 Bf6 70. Kf4 Bg5+ 71. Kxe4 Bf6 72. Nd4 Bg5 73. Nc2 Bf6 74. Kf5 Bg5 75. e4 Kd6 76. Nxb4 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "9"]
[White "Kokoszczynski, Jan"]
[Black "De Boer, Eelke"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2272"]
[BlackElo "2396"]
[PlyCount "73"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Bxc4 c5 9. Nf3 Qc7 10. Be2 b6 11. Bb2 Ba6 12. 0-0 Bxe2 13. Qxe2 Nc6 14. Rac1 Na5 15. c4 cxd4 16. exd4 Rac8 17. Ne5 Nd7 18. Nxd7 Qxd7 19. Rfd1 Qa4 20. c5 Nc6 21. d5 exd5 22. Rxd5 Rfe8 23. Qd2 Ne7 24. Rd4 Qb5 25. a4 Qb3 26. Rb4 Qe6 27. Re1 Qg6 28. Rbe4 Rc7 29. Rxe7 Rcxe7 30. Rxe7 Qb1+ 31. Bc1 Rc8 32. Re1 bxc5 33. Bb2 Qg6 34. h3 c4 35. Qc3 h5 36. Re3 Qc6 37. Qxg7# 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Marchesich, Giovanni"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2272"]
[BlackElo "2210"]
[PlyCount "70"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. f4 b5 5. Nf3 d6 6. Bd3 Nd7 7. e5 Bb7 8. h4 h5 9. Ne4 Nh6 10. e6 fxe6 11. Neg5 Nf8 12. Qe2 Qd7 13. Be3 Nf5 14. Bf2 Rc8 15. 0-0-0 Bd5 16. Kb1 Qc6 17. Rhe1 b4 18. Rc1 Qa4 19. b3 Qa3 20. Bc4 c5 21. Nxe6 Nxe6 22. Bxd5 Nexd4 23. Bxd4 cxd4 24. Qd3 Rc3 25. Qe4 d3 26. Ne5 dxe5 27. fxe5 d2 28. Rcd1 dxe1Q 29. Rxe1 Nd6 30. Qxg6+ Kd8 31. Qxg7 Nb5 32. Qxh8+ Kc7 33. Qe8 Kb6 34. Qxe7 Rc7 35. Qe6+ Ka5 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "10"]
[White "Kokoszczynski, Jan"]
[Black "Seyed, Jarrahi Omid"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2272"]
[BlackElo "2452"]
[PlyCount "66"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. e3 Nc6 6. Nc3 Bf5 7. Be2 Rc8 8. Nf3 e6 9. 0-0 Bd6 10. Bxd6 Qxd6 11. Rc1 a6 12. Na4 0-0 13. a3 Ne4 14. Nc5 Nxc5 15. Rxc5 Ne7 16. b4 b6 17. Rxc8 Rxc8 18. Bxa6 Ra8 19. Qe2 Bg4 20. Rc1 Bxf3 21. gxf3 Nf5 22. Bd3 Nh4 23. Rc3 e5 24. Qc2 Rd8 25. Rc8 Nxf3+ 26. Kf1 e4 27. Be2 g6 28. Bxf3 exf3 29. Rxd8+ Qxd8 30. Qc6 Qg5 31. Qc8+ Kg7 32. Qh3 Qf6 33. Qg4 h5 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "6"]
[White "Rose, Felix"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2091"]
[BlackElo "2272"]
[PlyCount "78"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 a6 4. Nc3 b5 5. Bd3 d6 6. 0-0 Bb7 7. a4 b4 8. Na2 Nf6 9. Qe1 a5 10. Bd2 0-0 11. c3 bxc3 12. Nxc3 Nc6 13. Rc1 Nb4 14. Bb1 Ba6 15. Nb5 c6 16. Na3 Bxf1 17. Qxf1 Rb8 18. h3 Nd7 19. Qe1 c5 20. d5 Bxb2 21. Nb5 Rxb5 22. axb5 Bxc1 23. Qxc1 a4 24. Bh6 Qa5 25. Qb2 f6 26. Bxf8 Kxf8 27. h4 a3 28. Qd2 Kg7 29. Ba2 Qxb5 30. h5 Nxa2 31. h6+ Kg8 32. Qxa2 Qb2 33. Qc4 a2 34. Kh2 a1Q 35. e5 Nxe5 36. Nxe5 Qxe5+ 37. g3 Qad4 38. Qa6 Qxf2+ 39. Kh1 Qh5# 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "11"]
[White "Seo, Jung Min"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2466"]
[BlackElo "2272"]
[PlyCount "87"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nd2 d5 4. e3 h6 5. Bh4 c5 6. c3 Nc6 7. f4 Bd6 8. Ngf3 b6 9. Bd3 Bb7 10. 0-0 Ne7 11. Ne5 Ne4 12. Nxe4 dxe4 13. Bb5+ Kf8 14. Qh5 g6 15. Qg4 Kg7 16. Bc4 Qc8 17. Bxe7 Bxe7 18. Rf2 h5 19. Qe2 Bf6 20. Raf1 Qc7 21. Kh1 Rhf8 22. Bb3 a6 23. g4 hxg4 24. Qxg4 b5 25. Bxe6 cxd4 26. Bxf7 Rxf7 27. Qxg6+ Kf8 28. cxd4 Bd5 29. Nxf7 Qxf7 30. Qh6+ Ke7 31. Rc1 Kd6 32. f5 Kd7 33. Qf4 Rc8 34. Rxc8 Kxc8 35. Qd6 Kb7 36. Rc2 Bc4 37. b3 Qh5 38. Rxc4 Qd1+ 39. Kg2 Qf3+ 40. Kg1 Qxe3+ 41. Kf1 bxc4 42. Qxf6 Qf3+ 43. Ke1 e3 44. Qe7+ 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "4"]
[White "Silvestre, Christian"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "B87"]
[WhiteElo "1942"]
[BlackElo "2272"]
[PlyCount "112"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. Bg5 Be7 9. a3 Qc7 10. Qe2 Nc6 11. Nxc6 Qxc6 12. 0-0 0-0 13. Rfe1 Bb7 14. f3 Rad8 15. Nd5 exd5 16. exd5 Qc5+ 17. Be3 Qc7 18. Qf2 Rde8 19. Bb6 Qc8 20. a4 Bd8 21. Bd4 Rxe1+ 22. Rxe1 Re8 23. Rd1 Nd7 24. Qg3 Ne5 25. f4 Qg4 26. Rf1 Qxg3 27. hxg3 Nc4 28. axb5 axb5 29. Ra1 Bxd5 30. Ra7 h5 31. Rd7 Bc6 32. Ra7 Bf6 33. Bxf6 gxf6 34. Ra6 Bd5 35. Bxc4 Bxc4 36. Rxd6 Kg7 37. b3 Be6 38. Rb6 Rc8 39. Rxb5 Rxc2 40. f5 Bd7 41. Rd5 Rxg2+ 42. Kxg2 Bc6 43. Kf2 Bxd5 44. b4 Be4 45. b5 Bxf5 46. b6 Bc8 47. Ke3 Kg6 48. Kf4 Bb7 49. Ke3 Kg5 50. Kd4 Kg4 51. Kc5 Kxg3 52. Kd6 h4 53. Ke7 h3 54. Kxf6 h2 55. Kxf7 h1Q 56. Ke7 Qc6 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "8"]
[White "Solcan, Martin"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2204"]
[BlackElo "2272"]
[PlyCount "52"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. g3 d5 2. Nf3 c6 3. Bg2 Bg4 4. Ne5 Bh5 5. d4 Nd7 6. b3 Nxe5 7. dxe5 e6 8. Bb2 a5 9. Nd2 a4 10. 0-0 Qa5 11. Nf3 a3 12. Bc1 Bc5 13. Bd2 Qb6 14. e3 Qa7 15. c4 Ne7 16. Rc1 0-0 17. Qe1 Rfd8 18. Bb4 Bg6 19. Qc3 dxc4 20. Qxc4 Bxb4 21. Qxb4 Nd5 22. Qh4 Qa5 23. Rfd1 Nb4 24. Rxd8+ Rxd8 25. Rc5 Rd1+ 26. Bf1 Qxc5 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "2"]
[White "Xiong, Jeffery"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2659"]
[BlackElo "2272"]
[PlyCount "63"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 d5 8. e5 Ne4 9. Bxc6 bxc6 10. Be3 Qb6 11. Qc1 cxd4 12. cxd4 Bg4 13. h3 Bf5 14. Nc3 Nxc3 15. Qxc3 Rfb8 16. b3 a5 17. Rec1 Bd7 18. Nd2 e6 19. h4 a4 20. h5 Bf8 21. Bg5 axb3 22. Nxb3 Ra3 23. Qd2 Rba8 24. Nc5 Bc8 25. hxg6 hxg6 26. Bf6 Qa5 27. Qf4 Rxa2 28. Rxa2 Qxa2 29. Kh2 Qe2 30. Rc3 Bg7 31. Bxg7 Kxg7 32. Qf6+ 1-0

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Bochnicka, Vladimir1"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2250"]
[BlackElo "2398"]
[PlyCount "97"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nb5 Na6 6. e3 0-0 7. h3 c5 8. c3 Bd7 9. a4 c4 10. Be2 Qb6 11. 0-0 Bxb5 12. axb5 Qxb5 13. b4 Ne4 14. Qc2 Rac8 15. Ra5 Qd7 16. Rfa1 h5 17. Nd2 Nxd2 18. Qxd2 Rfe8 19. Bf3 e6 20. e4 dxe4 21. Bxe4 Nxb4 22. cxb4 Qxd4 23. Qxd4 Bxd4 24. Rc1 e5 25. Bg5 c3 26. Bxb7 Rb8 27. Bc6 Re6 28. b5 Kf8 29. Be3 Rd6 30. Kf1 Rbd8 31. Ra2 Ke7 32. g4 hxg4 33. hxg4 Ke6 34. g5 f5 35. gxf6 Kxf6 36. Be4 Rh8 37. Ke2 Bxe3 38. Kxe3 Rh3+ 39. f3 Kg5 40. Rg2+ Kf6 41. Rxg6+ Ke7 42. Rxd6 Kxd6 43. Rxc3 Rh1 44. Rc6+ Kd7 45. Ra6 Re1+ 46. Kf2 Rc1 47. Rxa7+ Ke6 48. b6 Rc5 49. b7 1-0

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Gurevich, Dmitry"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2250"]
[BlackElo "2374"]
[PlyCount "110"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. h3 Be7 6. Be2 0-0 7. 0-0 c5 8. c4 cxd4 9. Nxd4 a6 10. Nc3 d6 11. Bh2 Nbd7 12. Rc1 Rc8 13. b3 Qc7 14. Bf3 Rfd8 15. Qe2 Qb8 16. Rfd1 Qa8 17. Bxb7 Qxb7 18. Qf3 Qxf3 19. Nxf3 Nc5 20. Rd4 b5 21. Rcd1 bxc4 22. bxc4 Nb7 23. Rb1 Na5 24. Nd2 d5 25. Be5 Nd7 26. Bg3 Bf6 27. Rd3 Nxc4 28. Na4 Be5 29. Nxc4 Rxc4 30. Bxe5 Nxe5 31. Ra3 h5 32. Nb6 Rb8 33. Rab3 Rc6 34. g3 g5 35. Kg2 Kg7 36. a4 g4 37. hxg4 hxg4 38. Rb4 Nc4 39. Nxc4 Rxb4 40. Rxb4 dxc4 41. Rb1 Kf6 42. Kf1 Ke5 43. Ke2 Ke4 44. Rb4 a5 45. Rb1 c3 46. Rc1 c2 47. Kd2 Kf3 48. Ke1 f5 49. Kf1 Rd6 50. Ke1 Rd1+ 51. Rxd1 cxd1Q+ 52. Kxd1 Kxf2 53. Kd2 Kxg3 54. Kd3 Kf3 55. Kd4 g3 0-1

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Zhukov, Maksim"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2250"]
[BlackElo "1835"]
[PlyCount "75"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 cxd4 7. exd4 e6 8. Bd3 Bd6 9. Bxd6 Qxd6 10. 0-0 0-0 11. Re1 Rfe8 12. Qb3 Rab8 13. a4 a6 14. Ne5 Bh5 15. Re3 Nd7 16. Rae1 Ncxe5 17. dxe5 Qc7 18. Rh3 Nc5 19. Bxh7+ Kxh7 20. Rxh5+ Kg8 21. Qb4 g6 22. Rh6 Kg7 23. Qh4 Rh8 24. Qf6+ Kxh6 25. Re3 Qxe5 26. Qxe5 g5 27. Rh3+ Kg6 28. Rxh8 Rxh8 29. Qxh8 Nxa4 30. Nf3 Nxb2 31. h4 gxh4 32. Nxh4+ Kg5 33. Qe5+ Kxh4 34. g3+ Kg4 35. Kg2 f5 36. Qg7+ Kh5 37. f4 Nd3 38. Qg5# 1-0

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "4"]
[White "Melkumyan, Hrant"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2640"]
[BlackElo "2250"]
[PlyCount "63"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 d5 3. cxd5 Qxd5 4. Nf3 Nc6 5. Nc3 Qd8 6. d3 h6 7. Bg2 Nf6 8. 0-0 Bd6 9. a3 0-0 10. b4 Be6 11. Bb2 Qd7 12. Rc1 Bh3 13. Ne4 Nxe4 14. dxe4 Bxg2 15. Kxg2 Qe7 16. Qb3 a5 17. b5 Nd8 18. a4 b6 19. Rfd1 Nb7 20. Rc4 Nc5 21. Qc2 Rad8 22. Rd5 Qe6 23. Bxe5 Bxe5 24. Rxe5 Qg6 25. Rexc5 bxc5 26. Rxc5 Rd7 27. Ne5 Qe6 28. Nxd7 Qxd7 29. Rxc7 Qd4 30. e3 Qb4 31. Qc4 Qb1 32. e5 1-0

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "6"]
[White "Haug, Havard"]
[Black "Kokoszczynski, Jan"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2308"]
[BlackElo "2250"]
[PlyCount "205"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. g3 c6 4. Bg2 Nd7 5. f4 e6 6. Nf3 Ngf6 7. 0-0 Be7 8. Qe1 0-0 9. d3 Qb6+ 10. Kh1 Bb4 11. Nbd2 Qe3 12. c3 Bd6 13. Qf2 Qxf2 14. Rxf2 e5 15. fxe5 Nxe5 16. Nxe5 Bxe5 17. d4 Bd6 18. e4 dxe4 19. Rxf6 gxf6 20. Nxe4 Be7 21. Rf1 Bh5 22. Rxf6 Bg6 23. Rf4 Rfe8 24. c4 f5 25. Nc3 Bg5 26. Rf1 Bf6 27. d5 cxd5 28. Bxd5+ Kg7 29. Bxb7 Rad8 30. Bd5 Re3 31. Nd1 Re2 32. Bxf6+ Kxf6 33. Nc3 Rc2 34. Ne4+ Kg7 35. Nc5 Re8 36. Ne6+ Kf6 37. Nf4 Rxa2 38. c5 Rc2 39. Bc4 Bf7 40. Bxf7 Kxf7 41. b4 Re3 42. Ra1 Rb3 43. Rxa7+ Kf6 44. Ra6+ Ke5 45. Re6+ Kd4 46. Ne2+ Kd5 47. Re8 Rb1+ 48. Kg2 Re1 49. Kf2 Rh1 50. Kf3 Rxh2 51. Nf4+ Kc4 52. g4 fxg4+ 53. Kxg4 Kxb4 54. Nd3+ Kc3 55. Nf4 Kb2 56. Rb8+ Kc1 57. Nd3+ Kd1 58. Ne5 Rxc5 59. Nf3 Rc4+ 60. Kg3 Rhc2 61. Re8 Re2 62. Ra8 Kc1 63. Ra1+ Kb2 64. Ra7 h5 65. Ra5 h4+ 66. Nxh4 Re3+ 67. Nf3 Rcc3 68. Rf5 Red3 69. Kg2 Rd8 70. Rb5+ Ka3 71. Rf5 Rg8+ 72. Kf2 Rb8 73. Kg3 Rh8 74. Kg4 Rc4+ 75. Kg3 Rg8+ 76. Kf2 Rc2+ 77. Ke3 Re8+ 78. Kf4 Rce2 79. Kg3 Rg8+ 80. Kf4 Kb4 81. Rf7 Rge8 82. Rb7+ Kc5 83. Rc7+ Kd6 84. Rh7 R8e4+ 85. Kg3 Re8 86. Rh6+ Kd5 87. Rh5+ Kc4 88. Rh4+ Kd3 89. Ra4 Kc2 90. Nd4+ Kd3 91. Nxe2 Kxe2 92. Ra1 Re3+ 93. Kf4 Rf3+ 94. Kg4 Re3 95. Kg5 Rf3 96. Kh5 Re3 97. Kg4 Rd3 98. Ra2+ Ke3 99. Ra8 Rd4+ 100. Kg3 Rd7 101. Re8+ Kd4 102. Kf4 Rf7+ 103. Kg5 1/2-1/2

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "2"]
[White "Indjic, Aleksandar"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2595"]
[BlackElo "2250"]
[PlyCount "77"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. Bg3 Nf6 5. e3 d6 6. Nc3 e6 7. h4 Rg8 8. hxg5 hxg5 9. f3 Nc6 10. Qd2 Qe7 11. e4 f4 12. Bf2 e5 13. Bb5 Bd7 14. d5 Nd8 15. Nge2 Nf7 16. 0-0-0 a6 17. Bxd7+ Qxd7 18. Kb1 Be7 19. Nc1 g4 20. Bh4 Ng5 21. Qd3 Kf7 22. Nb3 Rg7 23. Na5 Rb8 24. Bxg5 Rxg5 25. Qc4 Rg7 26. Qb3 b6 27. Nc6 Rbg8 28. a4 gxf3 29. gxf3 Rg2 30. Qc4 a5 31. Nb5 Bf8 32. Nxc7 R8g3 33. Rd3 Rf2 34. Ne6 Rgg2 35. Rc3 Bg7 36. Qb5 Kg6 37. Qxb6 Qf7 38. Qxa5 Nd7 39. Qc7 1-0

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "9"]
[White "Kanyamarala, Trisha"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2201"]
[BlackElo "2250"]
[PlyCount "82"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. Nd5 Be7 4. Nf3 d6 5. g3 Nf6 6. Nxf6+ Bxf6 7. d3 0-0 8. Bg2 Nc6 9. 0-0 Bg4 10. Rb1 Qd7 11. b4 Bh3 12. b5 Ne7 13. a4 Bxg2 14. Kxg2 g6 15. Ba3 Bg7 16. Qc2 Rad8 17. c5 d5 18. c6 bxc6 19. bxc6 Qe6 20. Qc5 Rfe8 21. Qxa7 h6 22. Qxc7 e4 23. dxe4 dxe4 24. Ne1 Nxc6 25. Rb6 Rc8 26. Qb7 Qc4 27. Kg1 Nd4 28. Ng2 Nxe2+ 29. Kh1 Nxg3+ 30. hxg3 Qxf1+ 31. Kh2 Qxf2 32. Qd7 e3 33. Rb7 Rcd8 34. Qc6 e2 35. Bb4 e1Q 36. Bxe1 Rxe1 37. Qc7 Rd2 38. Qc6 Ree2 39. Rb8+ Kh7 40. Kh3 Qxg2+ 41. Qxg2 Rxg2 0-1

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Bazilius, Augustinas"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2250"]
[BlackElo "2030"]
[PlyCount "107"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. g3 a6 6. Bg2 b5 7. 0-0 Bb7 8. Re1 Nge7 9. d3 Ng6 10. Qe2 Be7 11. h4 h5 12. Bg5 Qc7 13. Bxe7 Ngxe7 14. Nbd2 c4 15. d4 b4 16. Rec1 a5 17. b3 bxc3 18. Rxc3 cxb3 19. Nxb3 Nxd4 20. Rxc7 Nxe2+ 21. Kh2 Bc6 22. Bf1 Nc3 23. Nbd4 Kd8 24. Rxc6 Nxc6 25. Nxc6+ Kd7 26. Ncd4 Rab8 27. a4 Rb2 28. Kg1 Ne4 29. Bb5+ Kc8 30. Rc1+ Kb8 31. Nc6+ Kb7 32. Nxa5+ Kb6 33. Nc6 Rc8 34. Nfd4 Nxf2 35. a5+ Kb7 36. a6+ Kb6 37. a7 Ra8 38. Bf1 Ne4 39. Ra1 Nxg3 40. Bg2 Ne2+ 41. Nxe2 Kxc6 42. Nf4 g6 43. Nd3 Rb7 44. Rc1+ Kb6 45. Bf1 Rbxa7 46. Rb1+ Kc7 47. Nc5 Ra1 48. Rb2 R8a2 49. Rb3 Kc6 50. Nd3 Ra3 51. Rb2 Kd7 52. Nc5+ Kc6 53. Nb3 R1a2 54. Nd4+ 1-0

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Golubovic, Erik"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2250"]
[BlackElo "2025"]
[PlyCount "57"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Qd3 Nf6 7. Nc3 e6 8. Bg5 Be7 9. 0-0-0 0-0 10. Rhe1 Qa5 11. Kb1 a6 12. Bxc6 Bxc6 13. h4 h6 14. Bd2 Qc7 15. Nd4 b5 16. f3 Rfc8 17. g4 Nd7 18. g5 Ne5 19. Qe2 b4 20. f4 bxc3 21. Bxc3 Ng6 22. gxh6 Rab8 23. f5 Bb5 24. Qe3 Be8 25. Ka1 Ne5 26. hxg7 Bf6 27. Qh6 Bxg7 28. Rg1 f6 29. Nxe6 1-0

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Khakhinov, Ilya"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2250"]
[BlackElo "2236"]
[PlyCount "73"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. h3 c6 6. g4 b5 7. a3 a5 8. Bg2 0-0 9. 0-0 Bb7 10. Ng3 Re8 11. g5 Nfd7 12. h4 b4 13. axb4 axb4 14. Rxa8 Bxa8 15. Nce2 d5 16. exd5 cxd5 17. dxe5 Nxe5 18. Nd4 Bc5 19. Ngf5 Nbc6 20. Be3 Nxd4 21. Bxd4 Qb6 22. c3 bxc3 23. bxc3 Bxd4 24. Qxd4 Qxd4 25. cxd4 Nc4 26. Ra1 g6 27. Nh6+ Kg7 28. Ng4 Rd8 29. Ra7 Nd6 30. Ne5 Rf8 31. Bh3 Nb5 32. Ra4 Nc3 33. Rb4 Ne4 34. f3 Nd6 35. Kf2 Rc8 36. Bxc8 Nxc8 37. Rb8 1-0

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Kovalev, Vladislav"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2250"]
[BlackElo "2579"]
[PlyCount "89"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Nc3 d5 8. Bg2 0-0 9. 0-0 c6 10. cxd5 cxd5 11. Bf4 Nc6 12. Ne5 Rc8 13. Rc1 Ba3 14. Rc2 Nb4 15. Bd2 Nxc2 16. Qxc2 Bxe2 17. Re1 Ba6 18. Qb1 Bb4 19. Re3 Bb7 20. g4 Bxc3 21. Bxc3 Ne4 22. Be1 f6 23. Nd3 Qd7 24. f3 Nd6 25. Nf4 Rfe8 26. Bf1 e5 27. dxe5 Rxe5 28. Bd2 d4 29. Rxe5 fxe5 30. Nh5 e4 31. Bf4 d3 32. Qb2 Ne8 33. Qe5 Qd5 34. Qe7 Qc5+ 35. Qxc5 Rxc5 36. fxe4 Bxe4 37. Ng3 Bg6 38. h4 h6 39. h5 Bh7 40. Kf2 Nf6 41. Kf3 Rc2 42. a4 Rb2 43. Ke3 Nd5+ 44. Kf3 Nxf4 45. Kxf4 0-1

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Lira, Suan Bruno Fernande"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2250"]
[BlackElo "1996"]
[PlyCount "61"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[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 a6 13. Ne5 b5 14. a3 Rab8 15. Re3 Qc7 16. Rfe1 Nxe5 17. Rxe5 Bh5 18. R5e3 Bg6 19. Bxg6 hxg6 20. Qd1 a5 21. b4 Rfc8 22. Nb3 Ne4 23. Nc5 Nxc5 24. dxc5 Ra8 25. Qd4 Qe7 26. Qxd5 Qf6 27. Qb7 Rcb8 28. Qd7 axb4 29. axb4 Ra3 30. Rf3 Rd8 31. Qxb5 1-0

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Mazurkiewicz, Michal"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2250"]
[BlackElo "2145"]
[PlyCount "139"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nb5 Na6 6. e3 0-0 7. h3 c6 8. Nc3 Nc7 9. Be2 Ne6 10. Bh2 c5 11. 0-0 a6 12. Be5 cxd4 13. Nxd4 Nxd4 14. Qxd4 Bf5 15. Bd3 Bxd3 16. Qxd3 e6 17. Rfd1 Rc8 18. Rd2 Qb6 19. Rb1 Nd7 20. Bxg7 Kxg7 21. e4 Ne5 22. Qg3 Nc4 23. Rd3 d4 24. Ne2 e5 25. c3 Nxb2 26. Qxe5+ f6 27. Qxd4 Qxd4 28. Rxd4 Nc4 29. Rxb7+ Kh6 30. Rdd7 Rh8 31. h4 g5 32. hxg5+ Kxg5 33. Rg7+ Kh6 34. Nd4 Nd6 35. Rbd7 Rcd8 36. Rxd8 Rxd8 37. Ra7 Nxe4 38. Rxa6 Nxc3 39. Rxf6+ Kg7 40. Rc6 Rxd4 41. Rxc3 Rd1+ 42. Kh2 Rd2 43. a4 Rxf2 44. Ra3 Rf6 45. a5 Ra6 46. Kg3 Kg6 47. Kf4 Kf6 48. Ke4 Ke6 49. Kd4 Kd6 50. g4 h6 51. Kc4 Kc6 52. Kb4 Ra8 53. a6 Rb8+ 54. Kc4 Ra8 55. Kd4 Kd6 56. a7 Ke6 57. Kc5 Kf6 58. Kb6 Kg5 59. Ra4 Rf8 60. a8Q Rxa8 61. Rxa8 Kxg4 62. Rg8+ Kf4 63. Rh8 Kg5 64. Kc5 h5 65. Kd4 h4 66. Ke3 Kg4 67. Kf2 Kh3 68. Kg1 Kg3 69. Kh1 Kh3 70. Ra8 1-0

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "10"]
[White "Kokoszczynski, Jan"]
[Black "Nandhakumar, Vaseegaran"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2250"]
[BlackElo "2230"]
[PlyCount "70"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b5 4. e3 a6 5. Be2 Bb7 6. 0-0 Nh5 7. Bg5 f6 8. Bh4 g6 9. Nbd2 Ng7 10. c4 b4 11. a3 Nf5 12. Bg3 h5 13. e4 Nxg3 14. hxg3 a5 15. axb4 Bxb4 16. Bd3 Qe7 17. e5 f5 18. d5 g5 19. Nd4 h4 20. Bxf5 hxg3 21. Bg6+ Kd8 22. Ne4 Qg7 23. dxe6 Qxg6 24. Nf6 Qh6 25. e7+ Bxe7 26. Ne6+ Kc8 27. fxg3 Qh2+ 28. Kf2 Qxg2+ 29. Ke3 Qxg3+ 30. Kd2 dxe6 31. Kc2 Qxe5 32. Ng4 Qe4+ 33. Kb3 a4+ 34. Ka2 Qxc4+ 35. Kb1 Be4+ 0-1

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Rushbrooke, Remy"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2250"]
[BlackElo "2049"]
[PlyCount "49"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 e6 4. Bf4 Be7 5. e3 0-0 6. Bd3 d6 7. Nf3 Nc6 8. h3 Qe8 9. g4 Bd8 10. gxf5 e5 11. dxe5 dxe5 12. Bg5 e4 13. Bxf6 exd3 14. Bd4 Bxf5 15. Rg1 Bf6 16. Bxf6 Rxf6 17. Nd5 Rf7 18. Nh4 Be4 19. Qg4 Ne5 20. Nf6+ Kh8 21. Nxe8 d2+ 22. Kxd2 Rd8+ 23. Kc3 Rd3+ 24. Kb4 Nc6+ 25. Ka4 1-0

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Wafa, Hamed"]
[Result "0-1"]
[ECO "D71"]
[WhiteElo "2250"]
[BlackElo "2397"]
[PlyCount "92"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Ne2 c6 6. Nbc3 d5 7. cxd5 cxd5 8. d4 Nc6 9. 0-0 Bf5 10. b3 Rc8 11. Bb2 Qa5 12. Qd2 h5 13. Rfc1 Rfd8 14. a3 Ne4 15. Nxe4 Bxe4 16. b4 Qb6 17. f3 Bf5 18. Rc5 Bf8 19. Rac1 e5 20. dxe5 Bxc5 21. bxc5 Qa5 22. Qd1 Qb5 23. Qd2 Na5 24. Nd4 Nc4 25. Nxb5 Nxd2 26. Nd6 Rc7 27. Nxf5 gxf5 28. Bd4 Nb3 29. Rc3 Nxd4 30. exd4 b6 31. Bh3 bxc5 32. Bxf5 c4 33. h4 Rb7 34. g4 hxg4 35. fxg4 Rb3 36. Rc2 Rxa3 37. e6 fxe6 38. Bxe6+ Kg7 39. h5 Rd3 40. Rf2 c3 41. Rf7+ Kh8 42. h6 c2 43. Rf1 Rd1 44. g5 Rxf1+ 45. Kxf1 c1Q+ 46. Kg2 Qxg5+ 0-1

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "8"]
[White "Mickiewicz, Piotr"]
[Black "Kokoszczynski, Jan"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "2239"]
[BlackElo "2250"]
[PlyCount "92"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 c5 7. d5 e6 8. Bd3 exd5 9. cxd5 Na6 10. 0-0 Nc7 11. a4 Re8 12. Bf4 a6 13. Re1 b6 14. Nd2 Nh5 15. Bh2 Be5 16. Nc4 Bxh2+ 17. Kxh2 Rb8 18. e5 dxe5 19. d6 Ne6 20. Nd5 b5 21. axb5 axb5 22. Ne7+ Kg7 23. Nc6 Qg5 24. N4xe5 Bb7 25. Nf3 Qf4+ 26. g3 Qxd6 27. Nxb8 Rxb8 28. Be4 Qxd1 29. Raxd1 Bxe4 30. Rxe4 Nf6 31. Re5 b4 32. Ng5 Nxg5 33. Rxg5 c4 34. Rc5 c3 35. bxc3 Ne4 36. cxb4 Nxc5 37. bxc5 Rb2 38. Kg2 Rc2 39. Rd5 Kf6 40. Rd6+ Ke7 41. Rd5 Ke6 42. Rd6+ Ke7 43. Rc6 Kd7 44. Rf6 Ke7 45. Rc6 Kd7 46. Rd6+ Ke7 1/2-1/2

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "6"]
[White "Pichot, Alan"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2644"]
[BlackElo "2250"]
[PlyCount "104"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 Bg4 4. e3 Nbd7 5. h3 Bh5 6. c4 e6 7. Nc3 c6 8. Be2 Be7 9. 0-0 0-0 10. d3 a6 11. a3 b5 12. b4 Qb8 13. Qc2 Rc8 14. cxd5 cxd5 15. Qb3 Ne8 16. e4 dxe4 17. Nxe4 Nef6 18. Rac1 Qf4 19. Ng3 Bg6 20. Rfd1 Nd5 21. Bf1 Bf6 22. Ne2 Qd6 23. d4 N7b6 24. Ne5 Qe7 25. Ng3 Bxe5 26. dxe5 Rxc1 27. Rxc1 Rc8 28. Rxc8+ Nxc8 29. Bd4 Qc7 30. Qb2 Qc2 31. Qxc2 Bxc2 32. f3 Ncb6 33. Ne4 Nc4 34. Nc5 Nxa3 35. Nxa6 Ba4 36. Bd3 Nc2 37. Bc5 h5 38. h4 g6 39. Kf2 Kg7 40. g3 Nc3 41. Nc7 Nd5 42. Nxd5 exd5 43. g4 hxg4 44. fxg4 Na3 45. Ke3 Bd1 46. Kf4 Nc4 47. Bd4 Bb3 48. e6+ Kf8 49. exf7 Kxf7 50. h5 Bd1 51. Bxg6+ Kg8 52. h6 Bc2 1-0

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "3"]
[White "Prieto Aranguren, Alain"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2160"]
[BlackElo "2250"]
[PlyCount "112"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 b5 13. Bb3 a5 14. a4 Bb7 15. axb5 cxb5 16. 0-0 Bf8 17. Rfc1 Bd6 18. Bc2 Nd7 19. Bd3 Nc5 20. Bxb5 Reb8 21. Bc4 Nxe4 22. Be3 Bc8 23. b3 Bd7 24. Nd2 Nxd2 25. Bxd2 Bb4 26. Bg5 Rc8 27. Bf6 Bd6 28. Re1 a4 29. h3 axb3 30. Rxa8 Rxa8 31. Bxb3 Re8 32. f3 Bc5+ 33. Kh2 Bd6 34. Kg1 Rb8 35. Bc4 Re8 36. Bd3 h6 37. Be4 Rb8 38. Rb1 Rxb1+ 39. Bxb1 Bb5 40. Be4 Bc4 41. Kf2 Kf8 42. Ke3 Ke8 43. Kd2 Kd7 44. Kc3 Bf1 45. g4 Bxh3 46. Bg7 f5 47. gxf5 gxf5 48. Bd3 h5 49. Kc4 Bg2 50. Bxf5+ Ke7 51. Bh6 Bxf3 52. Bg6 Kf6 53. Be8 h4 54. Be3 h3 55. Bg1 e4 56. Kb5 h2 0-1

[Event "Titled Tuesday intern op 16th Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "4"]
[White "Rustemov, Alexander"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2525"]
[BlackElo "2250"]
[PlyCount "135"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 Nbd7 7. d5 c6 8. dxc6 bxc6 9. Nd4 Bb7 10. Nxc6 Bxc6 11. Bxc6 Rc8 12. Bg2 Rxc4 13. 0-0 Qb6 14. Qb3 Qxb3 15. axb3 Rb4 16. Rxa7 Rxb3 17. Nd5 Re8 18. Rd1 Rbb8 19. b4 Nxd5 20. Bxd5 Ne5 21. Bd2 e6 22. Bg2 d5 23. Be1 Nc6 24. Ra4 Rb6 25. e4 d4 26. Bf1 Reb8 27. b5 Nd8 28. f4 Nb7 29. e5 Bf8 30. Ra6 Nc5 31. Rxb6 Rxb6 32. Rxd4 Kg7 33. Bf2 Rb7 34. Kg2 h5 35. Kf3 Be7 36. Bc4 Na4 37. Rd2 Nc3 38. Rb2 Nd1 39. Rb3 Nxf2 40. Kxf2 Bc5+ 41. Kf3 Kf8 42. Bd3 Ke7 43. Be4 Rb8 44. Bc6 Bb6 45. h3 Rd8 46. Ra3 Rb8 47. Ra6 Kf8 48. g4 hxg4+ 49. hxg4 Ke7 50. Ke4 Bc5 51. f5 gxf5+ 52. gxf5 exf5+ 53. Kxf5 Bg1 54. Ra1 Bb6 55. Rd1 Rd8 56. Rh1 Rd2 57. Rh7 Rf2+ 58. Kg4 Bc7 59. Bd5 Bxe5 60. b6 Kd6 61. Bh1 Rb2 62. b7 f6 63. Kf5 Kc5 64. Rh8 Kd4 65. Ke6 Ke3 66. Bc6 Rb3 67. Rh3+ Kd4 68. Rxb3 1-0

[Event "Titled Tuesday intern op 16th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.16"]
[Round "4"]
[White "Urazayev, Arystanbek"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2476"]
[BlackElo "2250"]
[PlyCount "94"]
[EventDate "2024.01.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 0-0 6. h3 c5 7. d5 e6 8. Ng3 exd5 9. cxd5 h5 10. Bg5 a6 11. a4 Qb6 12. Qc2 Nh7 13. a5 Qc7 14. Be3 Nd7 15. Bc4 h4 16. Nge2 Ne5 17. b3 f5 18. Rd1 Qxa5 19. 0-0 b5 20. Ra1 Qxa1 21. Rxa1 bxc4 22. bxc4 Nxc4 23. Bc1 Bd7 24. exf5 Bxf5 25. Qa4 Ne5 26. Qxh4 Nd3 27. Bh6 g5 28. Qh5 Rae8 29. Bxg7 Kxg7 30. Rxa6 Bg6 31. Ra7+ Rf7 32. Rxf7+ Bxf7 33. Qg4 Ne5 34. Qg3 Bg6 35. h4 gxh4 36. Qxh4 Nf6 37. Nf4 Rh8 38. Qg5 Kf7 39. Nxg6 Nxg6 40. Nb5 Rd8 41. Qf5 Ne5 42. Qe6+ Kg6 43. Nxd6 Ra8 44. Qf5+ Kg7 45. Qg5+ Kh7 46. Qxe5 Ra1+ 47. Qxa1 Ng4 1-0

[Event "Titled Tuesday intern op 09th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.09"]
[Round "6"]
[White "De Winter, Arthur"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2409"]
[BlackElo "2250"]
[PlyCount "113"]
[EventDate "2024.01.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. a4 b4 8. Nbd2 0-0 9. 0-0 d6 10. h3 Na5 11. Ba2 c5 12. Re1 Be6 13. Bxe6 fxe6 14. c3 Rb8 15. d4 bxc3 16. bxc3 exd4 17. cxd4 d5 18. Ba3 c4 19. Bxe7 Qxe7 20. exd5 Nxd5 21. Rc1 Rfc8 22. Ne4 Nb3 23. Rc2 Nb4 24. Neg5 h6 25. Rxc4 Rxc4 26. Qxb3 Rc6 27. Nxe6 Qf7 28. d5 Rcb6 29. Ne5 Nxd5 30. Qxb6 Rxb6 31. Nxf7 Kxf7 32. Nc5 Rc6 33. Nd3 Rc3 34. Ne5+ Ke6 35. g3 Kd6 36. Nf7+ Kd7 37. Rd1 Ke6 38. Nd8+ Kd6 39. Nb7+ Kc6 40. Na5+ Kc5 41. Nb7+ Kc6 42. Nd8+ Kd6 43. Kg2 Ra3 44. Rd4 Kc5 45. Ne6+ Kd6 46. Nf4 Ke5 47. Rxd5+ Ke4 48. Ra5 g5 49. Nd5 h5 50. Nf6+ Kd4 51. Nxh5 g4 52. hxg4 Ke4 53. Rxa6 Ra1 54. g5 Kd3 55. g6 Re1 56. g7 Re8 57. Nf6 1-0

[Event "Titled Tuesday intern op 09th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.09"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Fernandez Garcia, Gumersindo"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2250"]
[BlackElo "2117"]
[PlyCount "64"]
[EventDate "2024.01.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 c5 4. Nc3 cxd4 5. Qxd4 Nc6 6. Nb5 Nxd4 7. Nxd4 Qa5+ 8. Bd2 Qe5 9. Be3 Nxe4 10. Ngf3 Qa5+ 11. c3 d5 12. Bd3 Bd7 13. 0-0 Be7 14. b4 Qd8 15. Rac1 Rc8 16. c4 0-0 17. a3 Bf6 18. cxd5 exd5 19. Rcd1 Re8 20. h3 a6 21. Rfe1 Rc3 22. Bb1 Rxa3 23. Bf4 Qc8 24. Rc1 Rc3 25. Rcd1 h6 26. Re2 b6 27. Be3 a5 28. bxa5 bxa5 29. Ba2 Be6 30. Nb5 Rc2 31. Nbd4 Rxe2 32. Nxe2 Qc2 0-1

[Event "Titled Tuesday intern op 09th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.09"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Sailer, Mike L"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2250"]
[BlackElo "2095"]
[PlyCount "73"]
[EventDate "2024.01.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Bf5 3. e3 Nf6 4. Nf3 e6 5. Nbd2 Bd6 6. Bd3 Nbd7 7. 0-0 c6 8. Re1 0-0 9. e4 dxe4 10. Nxe4 Be7 11. Nxf6+ Bxf6 12. Bxf5 Bxg5 13. Bd3 Bf4 14. Qe2 Nf6 15. Rad1 Qc7 16. Ne5 Bh6 17. c3 g6 18. Bc4 Rae8 19. g3 Nd5 20. Qf3 Bg7 21. Bb3 Ne7 22. h4 Nf5 23. h5 b5 24. Nxc6 a5 25. Ne5 a4 26. Bc2 a3 27. bxa3 Ra8 28. Bb3 Rxa3 29. hxg6 hxg6 30. g4 Nd6 31. d5 Nc4 32. Bxc4 Bxe5 33. Bb3 Qxc3 34. Rd3 Qb2 35. dxe6 Kg7 36. exf7 Rxf7 37. Qxf7+ 1-0

[Event "Titled Tuesday intern op 09th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.09"]
[Round "4"]
[White "Kokoszczynski, Jan"]
[Black "Tymrakiewicz, Rafal"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2250"]
[BlackElo "2168"]
[PlyCount "87"]
[EventDate "2024.01.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. Bf4 e6 4. e3 c5 5. Nbd2 Nc6 6. c3 h6 7. Bb5 Nf6 8. Qa4 Rc8 9. Ne5 Qb6 10. 0-0 Be7 11. h3 0-0 12. Rac1 a6 13. Bxc6 bxc6 14. b3 Qb5 15. Qa3 Rfe8 16. Qb2 c4 17. Qa1 cxb3 18. axb3 Ne4 19. c4 Qb7 20. Nxe4 Bxe4 21. c5 Ra8 22. Qc3 f6 23. Nf3 Bxf3 24. gxf3 Bf8 25. Bg3 Qf7 26. Ra1 Qh5 27. Ra4 Qxh3 28. Rfa1 e5 29. Rxa6 Rxa6 30. Rxa6 Re6 31. b4 h5 32. b5 h4 33. Bh2 f5 34. Rxc6 Rxc6 35. bxc6 f4 36. c7 g5 37. dxe5 Qf5 38. e6 h3 39. Qe1 fxe3 40. c8Q Qxf3 41. Qf1 e2 42. Qxf8+ Kxf8 43. e7+ Ke8 44. Qxh3 1-0

[Event "Titled Tuesday intern op 09th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.09"]
[Round "2"]
[White "Madaminov, Mukhiddin"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2488"]
[BlackElo "2250"]
[PlyCount "49"]
[EventDate "2024.01.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. f3 Nc6 8. Be3 0-0 9. Bb3 Nxd4 10. Bxd4 Be6 11. Qd2 a6 12. 0-0-0 b5 13. h4 Qa5 14. h5 Bxb3 15. cxb3 e5 16. Be3 Rac8 17. Kb1 Nxh5 18. Bh6 d5 19. Bxg7 Kxg7 20. Rxh5 gxh5 21. Qg5+ Kh8 22. Qf6+ Kg8 23. Nxd5 Rfe8 24. Qg5+ Kf8 25. Qh6+ 1-0

[Event "Titled Tuesday intern op 09th Jan Early"]
[Site "Chess.com INT"]
[Date "2024.01.09"]
[Round "5"]
[White "Matveeva, Olga"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2156"]
[BlackElo "2250"]
[PlyCount "88"]
[EventDate "2024.01.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2024"]
[SourceDate "2024.01.17"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 a5 6. Bg2 0-0 7. 0-0 c5 8. cxd5 exd5 9. dxc5 Bxc5 10. Bg5 Be6 11. Nc3 Nc6 12. Nb5 h6 13. Bxf6 Qxf6 14. Rc1 Bb6 15. b3 Rfd8 16. e3 Bg4 17. h3 Bh5 18. g4 Bg6 19. Nfd4 Nxd4 20. Nxd4 Be4 21. Qd2 Bxd4 22. Qxd4 Qxd4 23. exd4 Rac8 24. f3 Bg6 25. Kf2 Kf8 26. Ke3 Ke7 27. Kd2 Kd6 28. a3 h5 29. f4 hxg4 30. hxg4 Be4 31. Bxe4 dxe4 32. Ke3 Kd5 33. Rh1 g6 34. f5 gxf5 35. gxf5 Rg8 36. Rxc8 Rxc8 37. Rh7 Rc3+ 38. Kf4 Rxb3 39. Rxf7 Rf3+ 40. Kg4 Rxa3 41. Rxb7 Kxd4 42. f6 Ra1 43. f7 Rf1 44. Ra7 e3 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.05"]
[Round "9"]
[White "Aradhya, Garg"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2371"]
[BlackElo "2250"]
[PlyCount "73"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 Nf6 5. g3 Nc6 6. Bg2 Bd6 7. 0-0 0-0 8. b3 Re8 9. Bf4 g5 10. Bxd6 cxd6 11. Rc1 dxc4 12. e4 e5 13. d5 Nb4 14. bxc4 Na6 15. h4 Bg4 16. hxg5 hxg5 17. Qd2 Nh7 18. Nh2 Bh5 19. Bf3 Bg6 20. Ng4 Nc5 21. Kg2 Nf6 22. Qxg5 Nfxe4 23. Nxe4 Nxe4 24. Qh6 Nf6 25. Rh1 Nh7 26. Rce1 e4 27. Be2 Rf8 28. Qf4 f5 29. Rh6 fxg4 30. Rxg6+ Kh8 31. Qxe4 Qb6 32. Qe3 Qb2 33. Rh1 Rf7 34. Rxg4 Raf8 35. f4 Qxa2 36. Qc3+ Rf6 37. Kf3 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.04"]
[Round "8"]
[White "Kokoszczynski, Jan"]
[Black "Hagner, Bennet"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2250"]
[BlackElo "2348"]
[PlyCount "79"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 g5 7. d4 g4 8. Ne1 h5 9. f4 exd4 10. cxd4 d5 11. e5 Nh6 12. Nc3 Ne7 13. f5 Nhxf5 14. Bg5 Bxa4 15. Qxa4+ Qd7 16. Qxd7+ Kxd7 17. Bxe7 Nxe7 18. Rxf7 Ke8 19. e6 Rh6 20. Nd3 Rxe6 21. Raf1 Bh6 22. Ne5 Rd8 23. Rh7 Be3+ 24. Kh1 Rh6 25. Rxh6 Bxh6 26. Nf7 Be3 27. Nxd8 Kxd8 28. Ne2 b6 29. Rf6 Kd7 30. g3 c5 31. dxc5 bxc5 32. Rxa6 d4 33. Kg2 Nd5 34. Kf1 c4 35. Ra4 c3 36. bxc3 d3 37. Ra5 Nf6 38. Nf4 d2 39. Ke2 h4 40. Nd5 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.03"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Socko, Monika"]
[Result "0-1"]
[ECO "E27"]
[WhiteElo "2250"]
[BlackElo "2396"]
[PlyCount "88"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 0-0 5. a3 Bxc3+ 6. bxc3 Ne8 7. e4 b6 8. Bd3 Nc6 9. Ne2 Ba6 10. Ng3 Na5 11. Qe2 c5 12. d5 Qh4 13. 0-0 g6 14. f4 f5 15. e5 exd5 16. cxd5 c4 17. Bc2 Nc7 18. d6 Ne6 19. Be3 Nb7 20. Qf2 Nbc5 21. Ne2 Qxf2+ 22. Rxf2 Rac8 23. Nd4 Kf7 24. Nxe6 Kxe6 25. Raf1 Bb7 26. Rd2 Nd3 27. h4 Be4 28. g3 h6 29. a4 g5 30. hxg5 hxg5 31. Bxd3 cxd3 32. Bd4 g4 33. Rh2 Rh8 34. Rff2 Rxh2 35. Rxh2 Rh8 36. Be3 Rxh2 37. Kxh2 Bc6 38. Kg1 Kd5 39. Kf2 Kc4 40. Ke1 Kxc3 41. Bd2+ Kd4 42. a5 bxa5 43. Bxa5 Ke3 44. Kd1 Ba4+ 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.02"]
[Round "6"]
[White "Dixit, Nikhil"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "2365"]
[BlackElo "2250"]
[PlyCount "56"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. 0-0 Bd6 7. Nxd7 Bxd7 8. Qf3 0-0 9. c4 Qh4 10. g3 Bg4 11. Qe3 Qh3 12. Re1 Rae8 13. Bf1 Qh5 14. Bg2 Bb4 15. Rf1 Be2 16. Qb3 Bxf1 17. Bxf1 Be1 18. Be3 Qf5 19. Qc2 Nxg3 20. Qxf5 Nxf5 21. Na3 Nxe3 22. fxe3 Bd2 23. cxd5 Bxe3+ 24. Kg2 Bxd4 25. Nc4 Rd8 26. Rd1 Rxd5 27. Ne3 Rg5+ 28. Kf3 Bxe3 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.31"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Romanishin, Oleg M"]
[Result "1-0"]
[ECO "E38"]
[WhiteElo "2250"]
[BlackElo "2384"]
[PlyCount "97"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Nc6 7. Bg5 Qa5 8. Rd1 Ng4 9. e3 Nge5 10. Be2 Nxf3+ 11. gxf3 0-0 12. Bf4 Be7 13. 0-0 f5 14. Bd6 Qd8 15. f4 b6 16. Bf3 Bb7 17. Qe2 Rf6 18. Kh1 Bxd6 19. Rxd6 Qe7 20. Qd1 Rd8 21. Rg1 Na5 22. Bxb7 Nxb7 23. Rd4 Na5 24. a3 Qc5 25. b4 Qc6+ 26. Nd5 exd5 27. cxd5 Qb5 28. a4 Qa6 29. bxa5 Qxa5 30. Qb3 d6 31. Rc1 Rff8 32. Qb5 Qxb5 33. axb5 Rf7 34. Kg2 g6 35. h4 Kg7 36. Rc6 Kf6 37. Rdc4 Re7 38. Kf3 Red7 39. Ke2 Ke7 40. Kd3 Ra8 41. Ra4 Rg8 42. Ra1 h6 43. Kd4 Kf7 44. Rh1 Ra8 45. f3 Rf8 46. Rg1 Kg7 47. h5 Rf6 48. e4 fxe4 49. fxe4 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.30"]
[Round "4"]
[White "Ljung, Harald"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2120"]
[BlackElo "2250"]
[PlyCount "102"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bf4 a6 5. cxd5 exd5 6. Nbd2 Bd6 7. Bg3 Bxg3 8. hxg3 0-0 9. e3 Bf5 10. Be2 Nbd7 11. 0-0 Re8 12. Rc1 c6 13. b4 Qe7 14. Qb3 Ne4 15. a4 Ndf6 16. Nxe4 Nxe4 17. b5 axb5 18. axb5 Bg4 19. Qb2 Qf6 20. bxc6 bxc6 21. Ne5 Bxe2 22. Qxe2 Rac8 23. Qa2 h5 24. Rc2 Qe6 25. Nd3 Qf5 26. Nb4 Ra8 27. Qb3 Rab8 28. Qa4 Nxg3 29. Rfc1 Ne4 30. Nxc6 Qd7 31. Qa6 Ra8 32. Qd3 Qf5 33. Qe2 Re6 34. Qf3 Qg5 35. Ne5 Rf6 36. Rc8+ Kh7 37. Rxa8 Rxf3 38. Nxf3 Qe7 39. Ne5 Qf6 40. Rc2 Qf5 41. Nf3 Nf6 42. Rac8 Ng4 43. R8c7 Qd3 44. g3 f6 45. Kg2 Kh6 46. Rb2 Qa3 47. Rb8 g5 48. Rc2 Qd3 49. Rbb2 Qe4 50. Rc1 Kg6 51. Rh1 Nh6 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.29"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Dwilewicz, Katarzyna"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2250"]
[BlackElo "2112"]
[PlyCount "90"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 d4 4. Bg2 c5 5. 0-0 Nc6 6. d3 Nf6 7. e3 Be7 8. exd4 cxd4 9. Re1 0-0 10. Na3 Re8 11. Nc2 a5 12. Rb1 h6 13. a3 a4 14. Bd2 Bf8 15. Nb4 Bd7 16. Ne5 Nxe5 17. Rxe5 Qc7 18. f4 Bd6 19. Re1 h5 20. Qf3 Ra7 21. Rbc1 g6 22. Re2 Kg7 23. h3 Rh8 24. Qf2 Bc5 25. Kh1 Qd6 26. Re5 Bc6 27. Rce1 Nd7 28. R5e2 Raa8 29. Kg1 Rac8 30. Bf3 Nf6 31. Qg2 Qd7 32. Re5 Bd6 33. Nxc6 bxc6 34. Ra5 c5 35. Rb5 Rb8 36. Bc6 Qc7 37. h4 Ng4 38. Bb7 Rhe8 39. Qc6 Re7 40. Ba5 Qxc6 41. Bxc6 Ra7 42. Bd2 Ra6 43. Rxb8 Bxb8 44. Bb5 Ra7 45. Kg2 Bc7 1/2-1/2

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.28"]
[Round "2"]
[White "Oratovsky, Michael"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2421"]
[BlackElo "2250"]
[PlyCount "73"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. c3 d6 8. Nbd2 0-0 9. Nf1 h6 10. h3 d5 11. exd5 Nxd5 12. Ng3 Re8 13. 0-0 Bf8 14. Re1 Nf6 15. a4 Rb8 16. axb5 axb5 17. Ne4 Nxe4 18. dxe4 Qxd1 19. Rxd1 Bd6 20. Be3 Ne7 21. Ne1 Bb7 22. f3 Ra8 23. Nd3 Rxa1 24. Rxa1 Ra8 25. Rd1 Kf8 26. Nc5 Bc6 27. Kf2 Nc8 28. Nd3 Ne7 29. Ke2 Ke8 30. Bc5 f6 31. Be3 f5 32. exf5 Nxf5 33. Bf2 e4 34. fxe4 Bxe4 35. g4 Ne7 36. Nc5 Bg6 37. Ne6 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.27"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Trost, Edvin"]
[Result "1/2-1/2"]
[ECO "E54"]
[WhiteElo "2250"]
[BlackElo "2434"]
[PlyCount "203"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Bxc4 c5 9. Nf3 Qc7 10. Be2 b6 11. 0-0 Ba6 12. Bxa6 Nxa6 13. Qe2 Nb8 14. e4 cxd4 15. cxd4 Nbd7 16. Re1 Rac8 17. a4 Qc4 18. Ba3 Rfe8 19. Qe3 Qc3 20. Qf4 h6 21. h3 e5 22. dxe5 Nxe5 23. Rec1 Nxf3+ 24. gxf3 Qd4 25. Rd1 Qxa4 26. Bb2 Nh5 27. Qxf7+ Kxf7 28. Rxa4 Re7 29. e5 Rc2 30. Bc1 Rcc7 31. f4 Red7 32. Re1 Ke6 33. Be3 g6 34. Rea1 Kf5 35. Kg2 Ng7 36. Kf3 Ne6 37. R1a2 Rb7 38. R2a3 Rdc7 39. h4 b5 40. Rb4 Rc4 41. Rxc4 bxc4 42. Rxa7 Rxa7 43. Bxa7 c3 44. Be3 c2 45. Ke2 Nxf4+ 46. Kd2 Kxe5 47. f3 h5 48. Kxc2 Ng2 49. Kd3 Nxh4 50. Ke2 Ng2 51. Ba7 Nh4 52. Kf2 Nf5 53. Bb6 Kd5 54. Bd8 Kd4 55. Bf6+ Kd3 56. Bd8 Nd4 57. Be7 Ne2 58. Bd8 Nf4 59. Be7 Kc2 60. Bd8 Kd1 61. Be7 Nd3+ 62. Ke3 Ne5 63. Kf2 Kd2 64. Bg5+ Kd3 65. Bf6 Nf7 66. Be7 Nh6 67. Bg5 Nf5 68. Bd8 Kd4 69. Bf6+ Kd5 70. Bd8 Ke6 71. Bg5 Nd4 72. Bd8 Nc6 73. Bc7 Kf5 74. Bd6 Ne5 75. Bc7 Nd3+ 76. Ke3 Nb4 77. Kf2 Nd5 78. Bb8 Ke6 79. Bh2 Nc3 80. Bb8 Kd5 81. Bc7 Kd4 82. Bd8 Kd3 83. Bg5 Nd1+ 84. Ke1 Ne3 85. Kf2 Nf5 86. Bd8 Kd4 87. Bf6+ Kd5 88. Bd8 Nd4 89. Bc7 Ke6 90. Bb6 Ke5 91. Bc7+ Kf5 92. Bd6 Ne6 93. Bb8 g5 94. Bd6 Nf4 95. Bb8 Ke6 96. Bc7 Kf6 97. Bb8 Kf5 98. Bc7 Ke6 99. Bd8 Kf5 100. Bc7 Ne6 101. Bd6 Kf6 102. Bb8 1/2-1/2

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "4"]
[White "Jumabayev, Rinat"]
[Black "Kokoszczynski, Jan"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2598"]
[BlackElo "2250"]
[PlyCount "82"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. Qb3 Qb6 6. h3 Bh5 7. d3 Nd7 8. 0-0 Ngf6 9. Be3 Bc5 10. d4 Qxb3 11. axb3 Bd6 12. Nc3 0-0 13. Bf4 Bxf4 14. gxf4 Bg6 15. Ne5 Nxe5 16. fxe5 Nh5 17. c5 f6 18. e3 fxe5 19. dxe5 a6 20. Ra4 Bd3 21. Rc1 g5 22. Rg4 h6 23. Rd4 Bf5 24. h4 Ng7 25. Ne2 Kf7 26. Ng3 Bg6 27. hxg5 hxg5 28. Rg4 Rh8 29. Rxg5 Rh4 30. f4 Rah8 31. Kf2 Rh2 32. Rh1 Bc2 33. Rxh2 Rxh2 34. Kg1 Rh4 35. b4 Bg6 36. Kf2 Bf5 37. Kg1 Bg6 38. Kf2 Bf5 39. Kf3 Rh2 40. Kf2 Bg6 41. Kg1 Rh4 1/2-1/2

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "8"]
[White "Kanyamarala, Trisha"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2184"]
[BlackElo "2250"]
[PlyCount "93"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 c5 4. e3 cxd4 5. exd4 Nf6 6. Nf3 d5 7. Be2 0-0 8. 0-0 dxc4 9. Bxc4 b6 10. Bf4 Bb7 11. Rc1 Nc6 12. a3 Rc8 13. Ba2 Na5 14. Ne5 Nd5 15. Nxd5 Rxc1 16. Nxe7+ Qxe7 17. Qxc1 Rc8 18. Qd2 Bxe5 19. Bxe5 Nc4 20. Bxc4 Rxc4 21. Qh6 f6 22. Bg3 Qe4 23. f3 Qxd4+ 24. Bf2 Qxb2 25. Re1 Bc6 26. h4 Rc2 27. Re7 Qc1+ 28. Qxc1 Rxc1+ 29. Kh2 Rd1 30. Rxa7 b5 31. Rc7 Rd6 32. Bc5 Re6 33. Kg3 h6 34. Rc8+ Kf7 35. Rh8 Kg7 36. Rc8 g5 37. h5 f5 38. Bd4+ Kf7 39. Rc7+ Ke8 40. Rh7 Re2 41. Rxh6 f4+ 42. Kh3 Bd7+ 43. g4 Bc6 44. Rxc6 Kd7 45. Rc5 Rd2 46. Bf6 Rd5 47. Rxd5+ 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "3"]
[White "Kiselev, Pavel"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2139"]
[BlackElo "2250"]
[PlyCount "40"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. h3 e5 7. d5 Na6 8. Bd3 Nc5 9. Bc2 a5 10. Be3 Nh5 11. g3 Bd7 12. Qe2 Qc8 13. g4 Nf4 14. Bxf4 exf4 15. Qd2 a4 16. a3 f5 17. exf5 gxf5 18. gxf5 Bxf5 19. Bxf5 Qxf5 20. 0-0-0 Nb3# 0-1

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Barwinska, Ewa"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2250"]
[BlackElo "2084"]
[PlyCount "89"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nh6 6. Nc3 Nf5 7. b3 0-0 8. Bb2 e6 9. e3 d5 10. cxd5 exd5 11. Rc1 d4 12. Na4 b6 13. exd4 Ba6 14. Re1 Ncxd4 15. g4 Nxf3+ 16. Qxf3 Bxb2 17. Nxb2 Qxd2 18. gxf5 Qxb2 19. f6 Rae8 20. Qf4 Rxe1+ 21. Rxe1 Rd8 22. Qd6 Qd4 23. Bd5 Rf8 24. Re7 Qg4+ 25. Kh1 Qd1+ 26. Kg2 Bf1+ 27. Kg3 Qd3+ 28. f3 Qf5 29. Bxf7+ Kh8 30. Re5 Qh3+ 31. Kf2 Qg2+ 32. Ke3 Qe2+ 33. Kf4 Qxh2+ 34. Ke3 Qe2+ 35. Kf4 Qh2+ 36. Ke4 Qe2+ 37. Kd5 Qd3+ 38. Kc6 Qxd6+ 39. Kxd6 Bb5 40. Ke7 Rc8 41. Be6 Rc7+ 42. Kd6 Rc8 43. Bxc8 Kg8 44. Be6+ Kf8 45. Bc4 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Deac, Bogdan Daniel"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2250"]
[BlackElo "2690"]
[PlyCount "87"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Qb3 Qc7 7. Nd2 e6 8. Ngf3 Bd6 9. h3 Bh5 10. 0-0 Nbd7 11. Re1 0-0 12. a4 a6 13. c4 dxc4 14. Bxc4 Rac8 15. Bd3 Rfd8 16. Ng5 Qb6 17. Qxb6 Nxb6 18. Nde4 Bb4 19. Re3 Nbd5 20. Rg3 Bg6 21. Nxf6+ gxf6 22. Bxg6 hxg6 23. Ne4 f5 24. Ng5 Rc2 25. Nf3 Rdc8 26. Bg5 Bd6 27. Ne5 Kh7 28. Rb3 b6 29. g3 f6 30. Nf7 Be7 31. Bf4 R2c6 32. Re1 Kg7 33. Nh6 Nxf4 34. gxf4 Kxh6 35. Rbe3 Rc1 36. Kg2 Rxe1 37. Rxe1 Rc6 38. d5 Rd6 39. dxe6 g5 40. Kf3 Kg6 41. Re2 Rd3+ 42. Kg2 Rd4 43. Rc2 Re4 44. Rc6 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2250"]
[BlackElo "2232"]
[PlyCount "125"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8. 0-0 Nc6 9. Rd1 a6 10. a4 Qc7 11. Nb3 Be7 12. Nbxd4 Nxd4 13. Rxd4 0-0 14. Bf4 Qc5 15. Rad1 b6 16. Ne5 Bb7 17. b4 Qxb4 18. Bxe6 Qc3 19. Bb3 Bc5 20. R4d3 Qb4 21. Bg5 Qe4 22. Qxe4 Nxe4 23. Be3 Bxe3 24. Rxe3 Nc5 25. h4 g6 26. Nd7 Rfd8 27. Re7 Nxb3 28. cxb3 Bc6 29. Rd6 Bxd7 30. Rexd7 Rxd7 31. Rxd7 Rb8 32. Rd6 Kf8 33. g3 Ke7 34. Rc6 Kd7 35. Rf6 Ke7 36. Rc6 Kd7 37. Rc3 Re8 38. Kg2 Kd6 39. Kf3 Re1 40. Kf4 b5 41. axb5 axb5 42. Rd3+ Kc5 43. Kg5 Kb4 44. Rf3 f5 45. Kh6 Re7 46. h5 gxh5 47. Kxh5 Rc7 48. Kg5 Rc3 49. Rxc3 Kxc3 50. Kxf5 Kxb3 51. Ke5 Kc2 52. f4 b4 53. f5 b3 54. f6 b2 55. f7 b1Q 56. f8Q Qe1+ 57. Kd5 Qxg3 58. Qf5+ Qd3+ 59. Qxd3+ Kxd3 60. Ke5 h5 61. Kf4 h4 62. Kg4 h3 63. Kxh3 1/2-1/2

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "2"]
[White "Kokoszczynski, Jan"]
[Black "Svane, Frederik"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2250"]
[BlackElo "2639"]
[PlyCount "84"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 e5 6. 0-0 Be7 7. d3 0-0 8. Nc3 d6 9. Nd5 h6 10. c3 Re8 11. Nd2 Nxd5 12. exd5 Nb8 13. a4 Bf5 14. Nc4 Nd7 15. a5 Bf8 16. b4 cxb4 17. cxb4 b5 18. axb6 axb6 19. Be3 Qc7 20. Rfc1 Rxa1 21. Rxa1 b5 22. Na5 Qc3 23. Rc1 Qxb4 24. Nc6 Qa3 25. Be4 Bxe4 26. dxe4 b4 27. Rb1 Ra8 28. Rxb4 Qc3 29. Rb1 g6 30. Kg2 h5 31. Rb7 Nf6 32. Qf3 Bg7 33. Ba7 Qc2 34. Rb4 Qa2 35. Rb7 Qc2 36. Rb4 Ng4 37. h3 Nh6 38. Rb7 Rf8 39. Ne7+ Kh8 40. Nc6 f5 41. exf5 Nxf5 42. Qe2 Qxe2 0-1

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "6"]
[White "Vakhlamov, Igor L"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2413"]
[BlackElo "2250"]
[PlyCount "89"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Qxd4 g6 6. e5 Nc6 7. Bb5 dxe5 8. Qxd8+ Kxd8 9. Bxc6 bxc6 10. Nxe5 Ke8 11. Bd2 Bg7 12. 0-0-0 Nd5 13. Nxc6 Be6 14. Nxd5 Bxd5 15. Nxe7 Be6 16. Bb4 a5 17. Ba3 Bxa2 18. Nd5 Bh6+ 19. Ne3 Bxe3+ 20. fxe3 Be6 21. Rd6 h5 22. h4 Bg4 23. Rf1 a4 24. Rf4 Be6 25. Rfd4 Ke7 26. Rd8+ Kf6 27. Rxh8 Rxh8 28. Rxa4 Rd8 29. Rf4+ Ke5 30. Bb4 Bg4 31. Bc3+ Ke6 32. Bd4 f5 33. b3 Be2 34. c4 Rb8 35. Kc2 Ra8 36. Rf2 Bg4 37. Kc3 g5 38. hxg5 h4 39. g6 Rg8 40. g7 Kf7 41. e4 Kg6 42. exf5+ Bxf5 43. b4 Re8 44. b5 Bg4 45. Rf8 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "2"]
[White "Bortnyk, Olexandr"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2608"]
[BlackElo "2250"]
[PlyCount "85"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Bg7 6. Nc3 Nf6 7. Bc4 0-0 8. Nge2 b6 9. 0-0 Bb7 10. Qb3 a6 11. a4 Nbd7 12. h3 b5 13. axb5 axb5 14. Rxa8 Qxa8 15. Bxb5 Nb6 16. Bc6 Bxc6 17. dxc6 Qxc6 18. Bf4 Nfd5 19. Be5 Rc8 20. Rc1 Bxe5 21. dxe5 Rb8 22. Ne4 Qe6 23. Qg3 Nd7 24. Nc5 Nxc5 25. Rxc5 Rxb2 26. Nd4 Qd7 27. Kh2 Nc7 28. Qc3 Rb7 29. Rc6 Ne6 30. Rc8+ Kg7 31. Nf5+ gxf5 32. Qg3+ Kh6 33. Qh4+ Kg7 34. Qg3+ Kh6 35. Rc4 f4 36. Qg4 Rb2 37. Rxf4 Nxf4 38. Qxd7 Rxf2 39. Kg3 Rf1 40. Qxe7 Kg6 41. Qf6+ Kh5 42. Qxf7+ Kh6 43. Qxf4+ 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "8"]
[White "Corrales Jimenez, Fidel"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "2527"]
[BlackElo "2250"]
[PlyCount "190"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 0-0 8. f3 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Re8 14. Ne4 Qc7 15. g4 Be6 16. h4 h6 17. g5 h5 18. Bc4 Rad8 19. Bb3 Nf4 20. Bd6 Qb6 21. Kb1 Bd5 22. c4 Bxe4+ 23. fxe4 c5 24. Ba4 Re6 25. Bxc5 Rxd2 26. Bxb6 Rxd1+ 27. Rxd1 axb6 28. Rd2 f6 29. c5 bxc5 30. Bb3 fxg5 31. a4 c4 32. Bxc4 gxh4 33. a5 Bf8 34. Rd8 Kg7 35. Bxe6 Nxe6 36. Rc8 Bc5 37. a6 h3 38. Rxc5 Nxc5 39. a7 h2 40. a8Q h1Q+ 41. Ka2 Qxe4 42. Qa7+ Nb7 43. Qb6 h4 44. Qc7+ Kh6 45. Qe7 Qa4+ 46. Kb1 Qd1+ 47. Ka2 Qd5+ 48. b3 Nd6 49. Qxh4+ Kg7 50. Qe7+ Nf7 51. Qh4 e4 52. Qe1 Nd6 53. Qc3+ Kf7 54. Qc7+ Kf6 55. Qc3+ Qe5 56. Qe3 Nb5 57. Qb6+ Kf5 58. Qf2+ Ke6 59. Qb6+ Nd6 60. Qe3 Qa5+ 61. Kb2 Qd5 62. Ka2 Qd3 63. Qg5 e3 64. Qg4+ Qf5 65. Qe2 Qe5 66. Qg4+ Kf7 67. Qf3+ Kg7 68. Qe2 Nb5 69. Qe1 e2 70. b4 Nd4 71. Kb2 Nf3+ 72. Qc3 Qxc3+ 73. Kxc3 e1Q+ 74. Kc4 Qxb4+ 75. Kxb4 Kf6 76. Kc3 Kf5 77. Kd3 Kf4 78. Ke2 g5 79. Kf2 g4 80. Kg2 Ne5 81. Kf2 Ng6 82. Kg2 Ne7 83. Kf2 Nf5 84. Kg2 Ne3+ 85. Kf2 g3+ 86. Kg1 Kf3 87. Kh1 Nd5 88. Kg1 Nf4 89. Kf1 g2+ 90. Ke1 Ke3 91. Kd1 Kd3 92. Kc1 Kc3 93. Kb1 g1Q+ 94. Ka2 Qh1 95. Ka3 Qa8# 0-1

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "4"]
[White "Daroczi, Donat"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2159"]
[BlackElo "2250"]
[PlyCount "55"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. g3 Nbd7 5. Bg2 g6 6. Nh3 Bg7 7. 0-0 e5 8. e4 fxe4 9. Ng5 Qe7 10. Ncxe4 0-0 11. Re1 h6 12. Nxf6+ Qxf6 13. Ne4 Qf7 14. Qc2 Kh8 15. d5 Nf6 16. Be3 Bf5 17. b4 a5 18. a3 Nxe4 19. Bxe4 Bxe4 20. Qxe4 Qf5 21. Bd2 axb4 22. Qxf5 gxf5 23. axb4 e4 24. Rxa8 Rxa8 25. Rc1 h5 26. Bf4 Bd4 27. c5 Ra2 28. cxd6 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "3"]
[White "Kokoszczynski, Jan"]
[Black "Dilmukhametov, Artur"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2250"]
[BlackElo "2276"]
[PlyCount "57"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Be7 7. Nf3 Bg4 8. Bg5 Nd7 9. cxd5 cxd5 10. Qd2 a6 11. Bd3 Rc8 12. Ne2 Qb6 13. a3 Bxg5 14. hxg5 Ne7 15. 0-0 Bf5 16. Rac1 0-0 17. Nf4 Bxd3 18. Nxd3 Nf5 19. Rxc8 Rxc8 20. Rc1 Rc4 21. Rxc4 dxc4 22. Nf4 h4 23. d5 Nc5 24. d6 Ne4 25. Qc2 Nc5 26. Qxc4 Nd7 27. g6 Qc6 28. gxf7+ Kxf7 29. Qxe6+ 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "1"]
[White "Kokoszczynski, Jan"]
[Black "Evdokimov, Alexey2"]
[Result "1-0"]
[ECO "E66"]
[WhiteElo "2250"]
[BlackElo "2227"]
[PlyCount "137"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c5 7. Nc3 Nc6 8. d5 Na5 9. Nd2 a6 10. Qc2 Rb8 11. b3 b5 12. Bb2 e5 13. dxe6 Bxe6 14. cxb5 axb5 15. Rfd1 d5 16. Rac1 Qe7 17. e4 d4 18. Nd5 Bxd5 19. exd5 Nb7 20. d6 Qxd6 21. Bxb7 Rxb7 22. Qxc5 Rd7 23. Qxd6 Rxd6 24. Ba3 Rdd8 25. Bxf8 Bxf8 26. a4 bxa4 27. bxa4 Bh6 28. a5 Nd5 29. f4 Nc3 30. Re1 Bf8 31. a6 Ra8 32. Ra1 d3 33. Kg2 Bc5 34. Ne4 Bd4 35. Ra3 Nxe4 36. Rxe4 Bc5 37. Rxd3 Rxa6 38. Re2 Kg7 39. Rc2 Be7 40. Rd7 Bd6 41. Rb2 Bc5 42. Rbb7 Rf6 43. Kf3 h5 44. h3 Ba3 45. Rb3 Bc1 46. Rd1 Rc6 47. Rdd3 Re6 48. h4 Re1 49. Rd7 Re6 50. Rd1 Rc6 51. Rd7 Rf6 52. Rbb7 Ba3 53. Rb3 Bf8 54. Rc7 Bd6 55. Ra7 Bc5 56. Rd7 Re6 57. Rbb7 Re3+ 58. Kg2 Re2+ 59. Kf1 Rf2+ 60. Ke1 Rh2 61. Rxf7+ Kg8 62. Rg7+ Kf8 63. Rgc7 Be7 64. Rc8+ Kf7 65. Rcc7 Rh1+ 66. Ke2 Rb1 67. Rxe7+ Kf6 68. Rxb1 Kxe7 69. Rb6 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "10"]
[White "Kokoszczynski, Jan"]
[Black "Mikhailovsky, Vladimir"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "2250"]
[BlackElo "2215"]
[PlyCount "74"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Bd6 5. Nc3 Bxe5 6. dxe5 Qxd1+ 7. Kxd1 Bf5 8. Bf4 Nc6 9. Bb5 0-0-0+ 10. Ke1 Nd4 11. Ba4 Ne7 12. Rd1 Ng6 13. Be3 Ne6 14. Nd5 c6 15. Nc3 b5 16. Bb3 Kb7 17. a4 a6 18. axb5 axb5 19. h3 h5 20. Ke2 Nxe5 21. Ra1 Ra8 22. Rxa8 Rxa8 23. Rd1 Kc7 24. Bxe6 Bxe6 25. Bf4 f6 26. Bxe5+ fxe5 27. Nxe4 Ra2 28. Rb1 Bf5 29. Ke3 Kb6 30. f3 h4 31. Kd3 Ra4 32. b3 Ra2 33. Re1 b4 34. Kd2 Kb5 35. Re3 Bg6 36. Re2 c5 37. Nd6+ Kc6 0-1

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "5"]
[White "Kokoszczynski, Jan"]
[Black "Perossa, Nicolas"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2250"]
[BlackElo "2327"]
[PlyCount "91"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. a4 0-0 7. 0-0 h6 8. h3 c6 9. Bb3 Re8 10. Re1 Rf8 11. Be3 Qe8 12. Nh4 Nxe4 13. Nxe4 Bxh4 14. Nxd6 Qe7 15. Nf5 Qf6 16. Qg4 Nb6 17. Qxh4 Qxf5 18. dxe5 Nd5 19. Bxd5 cxd5 20. c3 Re8 21. Bd4 Re6 22. Qd8+ Kh7 23. Qxd5 Rg6 24. Qe4 Qxe4 25. Rxe4 Bxh3 26. g3 Bf5 27. Re3 a6 28. a5 Rd8 29. Kg2 Be6 30. Rh1 Bd5+ 31. f3 Bc6 32. Kf2 Rd5 33. b4 Rd7 34. g4 Bd5 35. Rh5 Rc6 36. f4 Rg6 37. Kg3 Kg8 38. f5 Rc6 39. g5 hxg5 40. Rxg5 Rh6 41. Re1 Kh7 42. Rxg7+ Kxg7 43. e6+ Kh7 44. exd7 Rd6 45. Re8 Rxd7 46. Rh8# 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Yeremyan, Alen"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2250"]
[BlackElo "2279"]
[PlyCount "61"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 Nb6 5. Bb3 dxe5 6. Qf3 e6 7. dxe5 Nc6 8. Qg3 Nd4 9. Nf3 Nf5 10. Qh3 a5 11. c3 Be7 12. Nbd2 0-0 13. Bc2 h6 14. g4 Nh4 15. Nxh4 Bxh4 16. Nf3 Be7 17. g5 Nd5 18. gxh6 g6 19. h7+ Kh8 20. Bh6 b5 21. 0-0-0 Bb7 22. Rhg1 Qe8 23. Ng5 c5 24. Nxe6 fxe6 25. Bxg6 Nf4 26. Bg7+ Kxg7 27. h8Q+ Rxh8 28. Bxe8+ Ng2 29. Rxg2+ Bxg2 30. Qxg2+ Kf8 31. Qxa8 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "9"]
[White "Rasulov, Vugar Ural Oglu"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2538"]
[BlackElo "2250"]
[PlyCount "135"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bg4 4. g3 Nbd7 5. Bg2 c6 6. h3 Bh5 7. c4 e6 8. 0-0 Bd6 9. d3 0-0 10. Nbd2 Re8 11. Qc2 a5 12. e4 dxe4 13. Nxe4 Nxe4 14. dxe4 Bxf3 15. Bxf3 Be5 16. Rad1 Bxb2 17. Qxb2 Qe7 18. Bg2 e5 19. Rd2 Nc5 20. Rfd1 f6 21. h4 Ne6 22. Rd7 Qb4 23. a3 Qb6 24. b4 axb4 25. Qxb4 Qxb4 26. axb4 Red8 27. R1d6 Rxd7 28. Rxd7 b5 29. Bf1 Nd4 30. Rb7 Ra4 31. cxb5 cxb5 32. Bxb5 Ra1+ 33. Kg2 h5 34. Bc4+ Kh7 35. Bf7 Kh6 36. Rb8 g5 37. hxg5+ fxg5 38. Rb6+ Kg7 39. Bxh5 Rb1 40. Rg6+ Kh7 41. Rxg5 Rxb4 42. Rxe5 Kg7 43. Rd5 Ne6 44. Bg4 Nf8 45. Bf5 Rb3 46. f4 Rb2+ 47. Kh3 Rb6 48. e5 Rh6+ 49. Kg4 Rb6 50. Ra5 Rb3 51. Ra7+ Kg8 52. Re7 Re3 53. Be6+ Kh8 54. Bf7 Nh7 55. Kf5 Rxg3 56. Re8+ Nf8 57. Rxf8+ Kh7 58. Bg6+ Kh6 59. Rh8+ Kg7 60. Rh7+ Kg8 61. e6 Rc3 62. Rd7 Rc5+ 63. Kf6 Rc8 64. f5 Kh8 65. Kg5 Rf8 66. e7 Rg8 67. e8Q Rf8 68. Qxf8# 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "6"]
[White "Yagupov, Igor"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "2290"]
[BlackElo "2250"]
[PlyCount "66"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Kb1 Qc7 15. Bc5 Rfd8 16. Ne4 h6 17. g4 Rab8 18. Bb3 Rb5 19. c4 Rbb8 20. cxd5 cxd5 21. Bd6 Rxd6 22. Nxd6 Qxd6 23. Qa5 d4 24. Bxe6 Qxe6 25. Rhe1 Qc6 26. Rf1 e4 27. Qxa7 Ra8 28. Qe7 e3 29. Qe4 Qa4 30. a3 Rb8 31. Rd3 Qb5 32. b3 Qa6 33. Qf4 Qxd3+ 0-1

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.10.01"]
[Round "9.5"]
[White "Kokoszczynski, Jan"]
[Black "Sieciechowicz, Marcin"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2232"]
[BlackElo "2398"]
[PlyCount "46"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Bf5 10. Bf4 Nxc3 11. bxc3 Nc6 12. Qb3 Nxe5 13. Bxe5 Bxe5 14. dxe5 e6 15. Qxb7 Qa5 16. Qb4 Qxb4 17. cxb4 Rfb8 18. a3 a5 19. bxa5 Rxa5 20. Ra2 Bb1 21. Ra1 Bf5 22. Ra2 Bb1 23. Ra1 Bf5 1/2-1/2

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.30"]
[Round "8.8"]
[White "Murdzia, Piotr"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2414"]
[BlackElo "2232"]
[PlyCount "73"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bydgoszcz Hetman"]
[BlackTeam "Wieliczka MKS MOS"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bg4 5. Bg2 e6 6. 0-0 Nbd7 7. Qb3 Qb6 8. Nc3 Be7 9. Bf4 0-0 10. c5 Qa6 11. Qc2 Bf5 12. Qd2 Ne4 13. Nxe4 Bxe4 14. a4 b6 15. b4 bxc5 16. bxc5 Rfe8 17. Ne5 Bxg2 18. Kxg2 Nxe5 19. Bxe5 f6 20. Bf4 Bf8 21. Qd3 Qxd3 22. exd3 e5 23. Be3 exd4 24. Bxd4 Re2 25. Rfb1 Rd2 26. Ra3 Rc2 27. Rb7 Re8 28. Rab3 Re7 29. Rb8 Rc7 30. Rb2 Rxb2 31. Bxb2 Kf7 32. d4 Be7 33. a5 Ke6 34. a6 Kd7 35. Bc3 Bd8 36. Ba5 Rc8 37. Rb7+ 1-0

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.29"]
[Round "7.10"]
[White "Kokoszczynski, Jan"]
[Black "Krzywda, Andrzej"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2232"]
[BlackElo "2210"]
[PlyCount "40"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Chroscice Victoria"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 0-0 11. Nb3 Be7 12. c4 Bd7 13. Bb2 Rfc8 14. Rac1 Be8 15. Nfd4 Rab8 16. Nb5 Rd8 17. Nc7 Bd7 18. Nb5 Be8 19. Nc7 Bd7 20. Nb5 Be8 1/2-1/2

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.28"]
[Round "6.7"]
[White "Klimkowski, Jan"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2506"]
[BlackElo "2232"]
[PlyCount "61"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Konin UKS Smecz"]
[BlackTeam "Wieliczka MKS MOS"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. 0-0 Bg7 8. h3 0-0 9. Re1 Re8 10. Be3 Bd7 11. Nbd2 Qe7 12. b4 Qf8 13. Bb3 Be6 14. a4 Bxb3 15. Qxb3 Nd8 16. b5 axb5 17. axb5 Ne6 18. b6 c6 19. Ra7 Rab8 20. Nc4 Nd7 21. Na5 Nd8 22. Nd2 Qe7 23. d4 h6 24. d5 c5 25. Ndc4 Kh8 26. Qa4 Bf8 27. Rd1 Kg8 28. Nc6 bxc6 29. dxc6 Nxc6 30. Qxc6 Red8 31. Rxd6 1-0

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.27"]
[Round "5.8"]
[White "Kokoszczynski, Jan"]
[Black "Seemann, Jakub"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2232"]
[BlackElo "2422"]
[PlyCount "97"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Rybnik"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 Nc6 5. e3 d5 6. Nbd2 cxd4 7. exd4 Nh5 8. Be3 Bd6 9. Ne5 Nf6 10. Nd3 0-0 11. Be2 Ne7 12. 0-0 Nf5 13. Bf4 Bd7 14. a4 Bxf4 15. Nxf4 Qc7 16. Nd3 Rfc8 17. Re1 a5 18. Ne5 Be8 19. Bd3 Nd6 20. Re3 b5 21. axb5 Bxb5 22. Bc2 Rcb8 23. Rh3 h6 24. Qf3 Be8 25. Ra2 Qe7 26. Qg3 Kh8 27. Qf4 Ng8 28. Re3 Ra7 29. Nd3 Rb6 30. Re1 Ra8 31. Rea1 Rba6 32. h3 Nf6 33. Nc5 R6a7 34. Qe3 Bb5 35. Ra3 Qc7 36. Ba4 Nd7 37. Nxd7 Qxd7 38. Qf4 Bxa4 39. Rxa4 Nc8 40. R4a2 a4 41. Nf3 Nb6 42. Ne5 Qc7 43. Nd3 Qc6 44. Nc5 Nd7 45. Nxd7 Qxd7 46. b3 Kg8 47. bxa4 Rxa4 48. Rxa4 Rxa4 49. Qb8+ 1/2-1/2

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.26"]
[Round "4.5"]
[White "Dragun, Kamil"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2550"]
[BlackElo "2232"]
[PlyCount "43"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gorzow Wielkopolski Stilon"]
[BlackTeam "Wieliczka MKS MOS"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. b3 Nbd7 6. Bb2 b6 7. Bd3 Bb7 8. Nge2 Be7 9. 0-0 0-0 10. Ng3 Rc8 11. Qe2 Re8 12. Rad1 Qc7 13. Bb1 c5 14. cxd5 exd5 15. Qf3 Bf8 16. e4 dxe4 17. Ncxe4 Nxe4 18. Nxe4 cxd4 19. Rxd4 Ne5 20. Nf6+ Kh8 21. Qf5 Ng6 22. Rh4 1-0

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.25"]
[Round "3.8"]
[White "Kokoszczynski, Jan"]
[Black "Miroslaw, Michal"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2232"]
[BlackElo "2233"]
[PlyCount "99"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Lublin LKSz"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Nbd2 Nbd7 8. Qc2 b6 9. Rd1 Bb7 10. e4 Qc8 11. e5 Ne8 12. b3 Nc7 13. Bb2 Qd8 14. Rac1 Rc8 15. a3 a5 16. Qb1 Ba6 17. Nf1 f6 18. exf6 Rxf6 19. Ne3 Qf8 20. Ng5 g6 21. f4 Rxf4 22. Nxh7 Kxh7 23. gxf4 Qxf4 24. Qd3 Bd6 25. Nf1 Nf6 26. Rc2 Kg7 27. Bc1 Qh4 28. Qh3 Qxh3 29. Bxh3 Rh8 30. Bg2 a4 31. cxd5 Bxf1 32. Kxf1 Nfxd5 33. Rxc6 Bxh2 34. bxa4 Rf8+ 35. Ke2 Ra8 36. Rh1 Bf4 37. Bxd5 Nxd5 38. Bxf4 Nxf4+ 39. Kf3 g5 40. Rxb6 Rxa4 41. Ra1 Rxd4 42. a4 Kf6 43. Rb8 Nd5 44. a5 g4+ 45. Kg3 Ne3 46. a6 Nf5+ 47. Kg2 Rd2+ 48. Kg1 Nd4 49. Rf8+ Kg5 50. a7 1-0

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.24"]
[Round "2.5"]
[White "Kokoszczynski, Jan"]
[Black "Psyk, Radoslaw"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2232"]
[BlackElo "2460"]
[PlyCount "78"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Strzelce Opolskie Strzelec"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Ne4 5. Qc2 Nxc3 6. Qxc3 a5 7. Bg5 Qxg5 8. Nxg5 Bb4 9. e3 f6 10. Nf3 Bxc3+ 11. bxc3 dxc4 12. Bxc4 Ke7 13. Rb1 b6 14. Ke2 Nc6 15. Rhc1 Bd7 16. a3 a4 17. Rb2 Na5 18. Ba2 b5 19. Nd2 Rab8 20. Rcb1 c5 21. Nc4 Nc6 22. Nd2 Na5 23. Nc4 Nc6 24. Nd2 Rhc8 25. Ne4 cxd4 26. cxd4 b4 27. axb4 a3 28. Rb3 Nxb4 29. Nc5 Nxa2 30. Rxb8 Nc3+ 31. Kd2 Nxb1+ 32. Rxb1 Bc6 33. Rb6 a2 34. Ra6 Ra8 35. Rxa8 Bxa8 36. Nb3 Bxg2 37. Kc3 Bd5 38. Na1 Kf7 39. Kb2 Kg6 0-1

[Event "POL-chT 1st League"]
[Site "Leba"]
[Date "2023.09.23"]
[Round "1.7"]
[White "Zylka, Stanislaw"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2423"]
[BlackElo "2232"]
[PlyCount "150"]
[EventDate "2023.09.23"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Jastrzebie Zdroj Pionier"]
[BlackTeam "Wieliczka MKS MOS"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 cxd4 7. exd4 e6 8. Qb3 Qc8 9. Bd3 Be7 10. h3 Bh5 11. 0-0 0-0 12. a4 b6 13. Ra2 Bg6 14. Bb5 a6 15. Be2 Qb7 16. Rfa1 Rfc8 17. Qd1 Ne4 18. Nxe4 Bxe4 19. Nd2 Bg6 20. Qf1 Bf6 21. Re1 Bd8 22. Bf3 Bc7 23. Bxc7 Qxc7 24. Be2 Qb7 25. h4 h6 26. Bd3 Bxd3 27. Qxd3 Rab8 28. Re3 Ne7 29. h5 Nf5 30. Re2 Nd6 31. Ra1 b5 32. Nb3 Ne4 33. axb5 axb5 34. Ree1 b4 35. Na5 Qe7 36. c4 Qh4 37. Qe3 Qxh5 38. c5 Qh4 39. Nb3 Qd8 40. f3 Ng3 41. Qf4 Qc7 42. Qxc7 Rxc7 43. Ra6 Kf8 44. Rea1 Ke8 45. Rb6 Rcb7 46. Rxb7 Rxb7 47. Ra8+ Ke7 48. Kf2 Nh5 49. Na5 Rc7 50. Rb8 Nf4 51. b3 e5 52. g3 Ne6 53. dxe5 Rxc5 54. Rb7+ Ke8 55. Ra7 Rc2+ 56. Kf1 d4 57. Nc4 d3 58. Nd6+ Kf8 59. Ra8+ Ke7 60. Ra7+ Kf8 61. Ra8+ Ke7 62. Ra7+ Rc7 63. Rxc7+ Nxc7 64. Ke1 Ne6 65. Kd2 Nc5 66. f4 Ke6 67. Ke3 h5 68. Ne8 g6 69. Nd6 Nxb3 70. Kxd3 Nc5+ 71. Kd4 b3 72. Kc3 f6 73. Nc4 fxe5 74. Nxe5 Kf5 75. Kb2 g5 0-1

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "4"]
[White "Cap, Piotr"]
[Black "Kokoszczynski, Jan"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2136"]
[BlackElo "2232"]
[PlyCount "125"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. g3 Bf5 5. Bg2 e6 6. 0-0 h6 7. Nc3 Nbd7 8. b3 Be7 9. h3 0-0 10. Nd2 a5 11. e4 dxe4 12. Ndxe4 Nxe4 13. Nxe4 a4 14. Be3 Qa5 15. Rb1 axb3 16. axb3 Rfd8 17. Qe2 Nf6 18. Nxf6+ Bxf6 19. Rbd1 Qb4 20. d5 cxd5 21. cxd5 Qxb3 22. dxe6 Qxe6 23. Bxb7 Rab8 24. Bg2 Bxh3 25. Bxh3 Qxh3 26. Qf3 Qe6 27. Kg2 Kh7 28. Rh1 Rxd1 29. Rxd1 Rb2 30. Bd4 Rb3 31. Qa8 Bg5 32. Ba7 Ra3 33. Qb7 Ra2 34. Rd7 Kg6 35. Qf3 Bf6 36. Qd3+ Qf5 37. Qxf5+ Kxf5 38. Rxf7 h5 39. Be3 Rc2 40. Rb7 Kg6 41. Rb5 Rc3 42. Rd5 Ra3 43. Rb5 Ra2 44. Rd5 h4 45. gxh4 Bxh4 46. Rd6+ Kf5 47. Rd4 Bf6 48. Rc4 Rb2 49. Rf4+ Ke6 50. Rc4 Ra2 51. Re4+ Kf7 52. Rc4 Ra5 53. Re4 g5 54. Rc4 Kg6 55. Rc5 Ra2 56. Rc4 Kh5 57. Kf3 Ra5 58. Rc6 Rf5+ 59. Ke4 Re5+ 60. Kf3 Rf5+ 61. Ke4 Kg4 62. Rc5 Rxc5 63. Bxc5 1/2-1/2

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "8"]
[White "Fiszer, Bartosz"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2280"]
[BlackElo "2232"]
[PlyCount "86"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Qxd8+ Kxd8 12. Re1 Ke7 13. Nd2 Bb7 14. Bc2 Rad8 15. Nf3 Nd7 16. a4 f6 17. b4 Nf8 18. axb5 axb5 19. Be3 Bxe3 20. Rxe3 Ne6 21. Ra7 Rb8 22. Re1 Bc6 23. Bb3 Ra8 24. Rea1 Bxe4 25. Bxe6 Kxe6 26. Nd2 Bd5 27. R7a5 Rxa5 28. Rxa5 c6 29. f3 Rd8 30. Nf1 Bc4 31. Ne3 Rd3 32. Nxc4 bxc4 33. Rc5 Rxc3 34. Rxc6+ Kd5 35. Rc7 Rb3 36. Rxg7 c3 37. Rc7 Kd4 38. Kf2 Rxb4 39. Rd7+ Kc4 40. Ke3 Rb2 41. Rc7+ Kb3 42. g4 Rxh2 43. f4 exf4+ 0-1

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "11"]
[White "Galperin, Platon"]
[Black "Kokoszczynski, Jan"]
[Result "1-0"]
[ECO "C36"]
[WhiteElo "2571"]
[BlackElo "2232"]
[PlyCount "87"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bb5+ c6 6. dxc6 Nxc6 7. Nc3 Bd6 8. Qe2+ Be6 9. Nd4 0-0 10. Nxe6 fxe6 11. Bxc6 bxc6 12. b3 Nd5 13. Bb2 Qh4+ 14. g3 fxg3 15. 0-0-0 Nf4 16. Qe1 Qe7 17. hxg3 Ng6 18. Qe2 Ba3 19. Qh5 Bxb2+ 20. Kxb2 Rf6 21. Qxh7+ Kf7 22. Qh5 Rh8 23. Qe2 Rxh1 24. Rxh1 Qc5 25. Re1 Qd4 26. Kc1 e5 27. Qa6 Rf2 28. Rd1 Ne7 29. a4 e4 30. Qc4+ Qxc4 31. bxc4 e3 32. dxe3 Rf3 33. Rd7 Rxe3 34. Kb2 Rxg3 35. Rxa7 Ke6 36. a5 g5 37. a6 Rh3 38. Ne4 Rh8 39. Nxg5+ Kf6 40. Ne4+ Ke6 41. Kc3 Nf5 42. Rc7 Rh3+ 43. Kb4 Nd4 44. Kc5 1-0

[Event "Warsaw Szansa blitz op"]
[Site "Warsaw"]
[Date "2023.09.16"]
[Round "6"]
[White "Jakubowska, Anna"]
[Black "Kokoszczynski, Jan"]
[Result "0-1"]
[ECO "C26"]
[WhiteElo "2139"]
[BlackElo "2232"]
[PlyCount "71"]
[EventDate "2023.09.16"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Nf6 6. Nge2 Be6 7. Na4 Bb4+ 8. c3 Ba5 9. b4 Bb6 10. Nxb6 axb6 11. 0-0 d5 12. exd5 Bxd5 13. Bh3 Bf3 14. Qd2 0-0 15. Qe3 Bh5 16. b5 Nd5 17. Qd2 Bxe2 18. Qxe2 Nxc3 19. Qg4 Nxb5 20. Bb2 Nbd4 21. Bg2 Qd6 22. Qh5 Qg6 23. Qh4 Ra4 24. Qh3 Rd8 25. a3 f5 26. Rfc1 Nb3 27. Re1 Nxa1 28. Bxa1 Rxa3 29. f4 Raxd3 30. fxe5 Rd1 31. Rf1 Rxf1+ 32. Bxf1 Qe6 33. Qh4 Rd1 34. Kf2 Qa2+ 35. Ke3 Qd2+ 36. Kf3 0-1

