[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "9"]
[White "Kaczmarek, Piotr2222"]
[Black "Koch, Maciej"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "1877"]
[BlackElo "1260"]
[PlyCount "50"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nc3 Bd6 7. c5 Bc7 8. Bd3 0-0 9. Bc2 h6 10. Bh4 b6 11. b4 Ba6 12. Nd2 bxc5 13. bxc5 Ba5 14. Ne2 Rb8 15. Bb3 Qc7 16. Bg3 Qb7 17. Bd6 Rfe8 18. Bxb8 Rxb8 19. 0-0 e5 20. Rb1 Qc7 21. Re1 e4 22. Nf4 Bb5 23. Qc1 Ng4 24. Rd1 g5 25. Nh3 Qxh2# 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "5"]
[White "Koch, Maciej"]
[Black "Palka, Kacper"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1383"]
[BlackElo "1193"]
[PlyCount "68"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. 0-0 0-0 8. d4 Bg4 9. c3 Qc7 10. h3 Bh5 11. Re1 Nd7 12. Be3 Nb6 13. Be2 Nd5 14. Bd2 Rfe8 15. Nh2 Bxe2 16. Rxe2 Bxh2+ 17. Kh1 Bf4 18. Qe1 Rxe2 19. Qxe2 Bxd2 20. Qxd2 Re8 21. Re1 Rxe1+ 22. Qxe1 Qe7 23. Qd2 h6 24. c4 Nb6 25. b3 Qd7 26. Qf4 Nc8 27. Qb8 b5 28. cxb5 cxb5 29. d5 Kh7 30. Qa8 Nb6 31. Qb8 Nxd5 32. Qg3 Qc6 33. Qf3 Qc1+ 34. Kh2 Qf4+ 0-1

