[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.08"]
[Round "9"]
[White "Przygodzki, Wojciech"]
[Black "Mierzwa, Mateusz"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "102"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 Bb4 6. 0-0 d6 7. a3 Ba5 8. b4 Bb6 9. Na4 Bd4 10. Nxd4 Nxd4 11. c3 Nc6 12. Bd2 Bg4 13. Qe1 d5 14. exd5 Nxd5 15. h3 Bh5 16. Bb5 0-0 17. Bxc6 bxc6 18. Qxe5 Nf6 19. Nc5 Re8 20. Qg3 Qd6 21. Qxd6 cxd6 22. Ne4 Nxe4 23. dxe4 Rxe4 24. f3 Re2 25. Bf4 Rd8 26. c4 d5 27. cxd5 cxd5 28. Rfd1 d4 29. Rac1 d3 30. Bd2 f5 31. Rc7 g5 32. Rxa7 g4 33. hxg4 fxg4 34. fxg4 Bxg4 35. Bxh6 Rxg2+ 36. Kxg2 Bxd1 37. Rg7+ Kh8 38. b5 Ba4 39. b6 d2 40. b7 d1Q 41. Rc7 Qe2+ 42. Kg3 Rg8+ 43. Kf4 Rg4+ 44. Kf5 Qf3+ 45. Ke6 Re4+ 46. Kd6 Qd3+ 47. Kc5 Rc4+ 48. Kb6 Qd6+ 49. Ka7 Rxc7 50. Ka8 Qd8+ 51. b8R Bc6# 0-1

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.07"]
[Round "7"]
[White "Lempart, Michal"]
[Black "Mierzwa, Mateusz"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "47"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. Nf3 Nc6 5. d3 d6 6. 0-0 Bg4 7. h3 Bh5 8. Qe1 Qd7 9. Ng5 0-0-0 10. Be3 h6 11. Nf3 Nd4 12. Nxd4 exd4 13. Nd1 dxe3 14. Nxe3 Bxe3 15. Qxe3 d5 16. exd5 Nxd5 17. Bxd5 Qxd5 18. Qxa7 Qg5 19. g3 Qd5 20. Qa8+ Kd7 21. Qa4+ Kc8 22. g4 Bg6 23. Rfe1 Qd7 24. Qa8# 1-0

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.07"]
[Round "8"]
[White "Mierzwa, Mateusz"]
[Black "Slesicki, Grzegorz"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "77"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Bg5 h6 7. Bh4 Be7 8. Nc3 d6 9. Bc4 Be6 10. Bb3 Bxb3 11. axb3 a6 12. Qa4+ Qd7 13. Qb4 Qc8 14. 0-0-0 0-0 15. f4 Rb8 16. e5 Nd5 17. Rxd5 Bxh4 18. g3 Be7 19. Qc4 b5 20. Qe4 c6 21. Rd3 d5 22. Qe3 b4 23. Na4 Qb7 24. Nc5 Bxc5 25. Qxc5 Qb6 26. Qd6 Rbd8 27. Qe7 Rfe8 28. Qh4 Qa5 29. Re1 Qa1+ 30. Kd2 Qa5 31. g4 c5 32. Rh3 Kf8 33. g5 c4 34. gxh6 gxh6 35. Qxh6+ Ke7 36. e6 fxe6 37. Qxe6+ Kf8 38. Qf6+ Kg8 39. Rh8# 1-0

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.06"]
[Round "6"]
[White "Mierzwa, Mateusz"]
[Black "Szumiec, Jan"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "80"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. 0-0 a6 8. Ba4 e5 9. Nxc6 bxc6 10. Bg5 g6 11. Qf3 Bg7 12. Bb3 0-0 13. h3 Rb8 14. Qd3 Qc7 15. Qxa6 Ra8 16. Qd3 Nh5 17. Rfd1 Qb6 18. Qxd6 Ra7 19. Na4 Qa5 20. g4 Nf4 21. Bxf4 exf4 22. Qxf4 Be5 23. Qd2 Qd8 24. f4 Bg7 25. Qf2 Rc7 26. Nc5 Re8 27. f5 Bxb2 28. Rab1 Bg7 29. Na6 Rc8 30. Qd2 Re7 31. g5 Rxe4 32. f6 Qb6+ 33. Kf1 Bxh3+ 34. Qg2 Bxg2+ 35. Kxg2 Qxa6 36. Rd2 Re2+ 37. Rxe2 Qxe2+ 38. Kg3 Bf8 39. Rf1 Bd6+ 40. Kh4 Qh5# 0-1

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.06"]
[Round "5"]
[White "Sosna, Ziemowit"]
[Black "Mierzwa, Mateusz"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "75"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ng8 6. 0-0 Bc5 7. c3 d5 8. Bb3 Bg4 9. h3 Bh5 10. Bg5 f6 11. exf6 Nxf6 12. Re1+ Be7 13. Bxf6 gxf6 14. g4 Bg6 15. Nxd4 0-0 16. Ne6 Qd6 17. Nxf8 Rxf8 18. Bxd5+ Qe6 19. Bxe6+ Kg7 20. Bd5 Bc5 21. Bxc6 bxc6 22. Qd7+ Rf7 23. Qxc6 Bb6 24. Rd1 f5 25. Rd7 fxg4 26. Rxf7+ Kxf7 27. Qc4+ Kf6 28. Qxg4 h5 29. Qf4+ Bf5 30. Nd2 Kg6 31. Kh2 Bc5 32. Rg1+ Kf6 33. Ne4+ Ke6 34. Nxc5+ Kf6 35. Rg5 Ke7 36. Rxf5 Ke8 37. Qe4+ Kd8 38. Rf8# 1-0

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.05"]
[Round "4"]
[White "Mierzwa, Mateusz"]
[Black "Graczkowski, Krzysztof"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "73"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Bb4 5. Bb5 Bxc3+ 6. bxc3 Nge7 7. Ne5 0-0 8. Qg4 a6 9. Bh6 g6 10. Bxf8 Qxf8 11. 0-0 axb5 12. Rfe1 Nxe5 13. dxe5 Nc6 14. Re3 Nxe5 15. Qh4 Ra4 16. Rh3 h5 17. f3 Rc4 18. g4 Qh6 19. g5 Qh7 20. f4 Nd7 21. e5 b4 22. cxb4 Rxb4 23. Qf2 b6 24. Qd2 Nc5 25. Qxb4 Na6 26. Qa4 c5 27. Qe8+ Kg7 28. Qxc8 Nb4 29. Rb1 Nxc2 30. Rxb6 Nb4 31. Rb7 Qg8 32. Qxe6 Nxa2 33. Qf6+ Kh7 34. Rxf7+ Qxf7 35. Qxf7+ Kh8 36. Qxg6 c4 37. Rxh5# 1-0

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.05"]
[Round "3"]
[White "Wierzbicki, Szymon"]
[Black "Mierzwa, Mateusz"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "39"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 d5 7. exd5 cxd5 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. 0-0 0-0-0 11. Be3 d4 12. Bxd4 Qxd4 13. Nb5 Qxb2 14. Nxa7+ Kb7 15. Qxd8 Kxa7 16. Qxc7+ Ka6 17. Rab1 Nd5 18. Qc4+ Ka5 19. Rxb2 Nb6 20. Qb5# 1-0

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.04"]
[Round "1"]
[White "Kopia, Julian"]
[Black "Mierzwa, Mateusz"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "107"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 Bc5 6. 0-0 d5 7. exd5 Nxd5 8. Re1 f6 9. d4 Bd6 10. Bxd5 Bg4 11. Qd3 Qd7 12. Qg6+ Kf8 13. h3 Bf5 14. Qh5 g6 15. Qh4 g5 16. Qh5 Qe8 17. Qxe8+ Rxe8 18. Na3 e4 19. Nd2 h5 20. Nb5 g4 21. h4 g3 22. f3 e3 23. Nc4 Bf4 24. Bxe3 Bxe3+ 25. Rxe3 Rxe3 26. Nxe3 Bd3 27. Nxc7 Ne7 28. Bxb7 Ng6 29. Rd1 Be2 30. Rd2 Nf4 31. Ne6+ Nxe6 32. Rxe2 Nf4 33. Rd2 Ng6 34. d5 Nxh4 35. d6 Kf7 36. d7 Ke7 37. d8Q+ Rxd8 38. Rxd8 Kxd8 39. Be4 Ke7 40. Kf1 Ke6 41. Ke2 f5 42. Bd5+ Ke5 43. c4 f4 44. Nc2 Nxg2 45. Ne1 Ne3 46. Nd3+ Kd4 47. Nxf4 h4 48. Ne6+ Ke5 49. Kxe3 h3 50. f4+ Kf5 51. Kf3 h2 52. Kxg3 h1Q 53. Bxh1 Kxe6 54. c5 1-0

[Event "POL-ch U08"]
[Site "Poland"]
[Date "2022.05.04"]
[Round "2"]
[White "Mierzwa, Mateusz"]
[Black "Lanowy, Michal"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "66"]
[EventDate "2022.05.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c6 6. Nc3 b5 7. a3 d6 8. e5 c5 9. Qd5 Ne7 10. Qxa8 dxe5 11. Nxb5 Bg4 12. f3 Nd5 13. Qxd8+ Kxd8 14. fxg4 Bd6 15. b3 a6 16. Nxd6 Ke7 17. Nf5+ Kf8 18. Bb2 f6 19. 0-0-0 g6 20. Nd6 Ke7 21. Ne4 Ne3 22. Rd6 Nxg4 23. Rxa6 Kd7 24. Nxc5+ Ke7 25. Ra7+ Kd6 26. Ne4+ Kc6 27. Be2 Kb6 28. Rf7 f5 29. Nf6 Rd8 30. Nxg4 fxg4 31. Bxg4 Kc5 32. Bxe5 Kd5 33. Rd1+ Kxe5 1-0

