[Event "POL-ch U10"]
[White "Sieminski, Tymoteusz"]
[Black "Sosna, Ziemowit"]
[Site "Sielpia"]
[Round "2"]
[Result "1-0"]
[Date "2023.03.05"]
[ECO "C42"]
[BlackElo "1010"]
[PlyCount "95"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Poland"]
[BlackTeam "Poland"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 Nd7 8. Qd2 Nf6 9. 0-0-0 a5 10. Bc4 Bd7 11. Rhe1 b5 12. Bd3 b4 13. Re2 0-0 14. Rde1 Re8 15. h4 bxc3 16. Qxc3 Nd5 17. Qd2 Bf6 18. Rxe8+ Bxe8 19. Bxh7+ Kxh7 20. Qxd5 Rb8 21. Qh5+ Kg8 22. c3 Qd7 23. Ng5 Bxg5 24. hxg5 Qb5 25. b3 Qc5 26. Bd2 Qxf2 27. Rh1 Kf8 28. Qh8+ Ke7 29. Re1+ Kd7 30. Qh3+ Kc6 31. Qf3+ Qxf3 32. gxf3 Kd7 33. c4 Ra8 34. Kb2 c5 35. a3 Kc6 36. Bxa5 Rxa5 37. Rxe8 Ra7 38. f4 Kd7 39. Re3 Ra8 40. a4 Re8 41. Rxe8 Kxe8 42. Kc3 Kd7 43. Kd3 Kc6 44. Ke4 Kb6 45. Kd5 Kc7 46. f5 Kd7 47. a5 Kc7 48. a6 1-0

[Event "POL-ch U10"]
[White "Sosna, Ziemowit"]
[Black "Mrozowski, Nikodem"]
[Site "Sielpia"]
[Round "1"]
[Result "0-1"]
[Date "2023.03.04"]
[ECO "B23"]
[WhiteElo "1010"]
[BlackElo "1350"]
[PlyCount "120"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Poland"]
[BlackTeam "Poland"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. 0-0 Nge7 7. d3 d5 8. Bb3 0-0 9. Qe1 Nd4 10. Nxd4 Bxd4+ 11. Kh1 Bg7 12. e5 Nf5 13. Qf2 b6 14. Bd2 Bb7 15. a4 Rc8 16. Ne2 c4 17. Ba2 cxd3 18. cxd3 Ba6 19. Bb4 Re8 20. Bb1 Bf8 21. Bxf8 Rxf8 22. b4 Qe7 23. b5 Bb7 24. d4 a6 25. Bxf5 exf5 26. bxa6 Bxa6 27. a5 Rc2 28. Rfe1 Qb4 29. axb6 Qxb6 30. Qf3 Bxe2 31. Rxe2 Rxe2 32. Qxe2 Qxd4 33. Rd1 Qxf4 34. Rxd5 Ra8 35. g3 Qg4 36. Qxg4 fxg4 37. Rd4 h5 38. Kg2 Ra2+ 39. Kg1 Kf8 40. Rf4 Re2 41. Ra4 Rxe5 42. Ra8+ Ke7 43. Ra7+ Kf6 44. Ra6+ Re6 45. Rxe6+ fxe6 46. Kf2 e5 47. Ke2 e4 48. Kf2 Ke5 49. Ke3 g5 50. Ke2 Kd4 51. Ke1 Ke3 52. Kf1 Kd2 53. h4 e3 54. hxg5 e2+ 55. Kg2 e1Q 56. g6 Qe4+ 57. Kg1 Qxg6 58. Kh2 Qd3 59. Kg1 Ke2 60. Kh1 Kf2 0-1

[Event "Krakow Malopolski Cup"]
[White "Rusek, Witold"]
[Black "Sosna, Ziemowit"]
[Site "Krakow"]
[Round "9"]
[Result "0-1"]
[Date "2022.08.09"]
[ECO "C42"]
[BlackElo "1058"]
[PlyCount "20"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Bc4 Ng4 7. 0-0 Qh4 8. h3 Nxf2 9. Qe2 Nxh3+ 10. Kh1 Nf4# 0-1

[Event "Krakow Malopolski Cup"]
[White "Czachurski, Ignacy"]
[Black "Sosna, Ziemowit"]
[Site "Krakow"]
[Round "7"]
[Result "0-1"]
[Date "2022.08.08"]
[ECO "C42"]
[BlackElo "1058"]
[PlyCount "34"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Bc4 Ng4 7. 0-0 Qh4 8. Bxf7+ Ke7 9. h3 Nxf2 10. Kh2 Nxd1 11. Nxd1 Rf8 12. Bc4 Rxf1 13. Bxf1 Qf4+ 14. g3 Qxf1 15. d4 Bxd4 16. Bg5+ Ke8 17. Rb1 Qg1# 0-1

[Event "Krakow Malopolski Cup"]
[White "Sosna, Ziemowit"]
[Black "Milian, Jakub"]
[Site "Krakow"]
[Round "8"]
[Result "1-0"]
[Date "2022.08.08"]
[ECO "C56"]
[WhiteElo "1058"]
[PlyCount "47"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 Ne4 6. 0-0 Qe7 7. Re1 Nxe5 8. Rxe4 d6 9. Nxe5 dxe5 10. f4 Qd6 11. fxe5 Qc5 12. Qxd4 Bf5 13. Qxc5 Bxc5+ 14. Be3 Bxe4 15. Bxc5 0-0-0 16. Nc3 Bf5 17. Bxf7 Rhf8 18. Bc4 Bxc2 19. Bxf8 Rxf8 20. e6 Bg6 21. e7 Rf4 22. Rd1 b6 23. Ba6+ Kb8 24. Rd8# 1-0

[Event "Krakow Malopolski Cup"]
[White "Kurzyniec, Kamil"]
[Black "Sosna, Ziemowit"]
[Site "Krakow"]
[Round "5"]
[Result "1-0"]
[Date "2022.08.06"]
[ECO "C42"]
[BlackElo "1058"]
[PlyCount "95"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Bc4 Ng4 7. 0-0 Qh4 8. h3 Nxf2 9. Bxf7+ Kf8 10. Bc4 Ke8 11. d4 Nxd1 12. dxc5 Nxc3 13. Bf7+ Kd8 14. bxc3 Qxe4 15. Bg5+ Qe7 16. Bxe7+ Kxe7 17. Rae1+ Kd8 18. Rf2 Bd7 19. Rd2 Kc8 20. Be6 Bxe6 21. Rxe6 Rd8 22. Rde2 b6 23. cxb6 axb6 24. Re8 Rxe8 25. Rxe8+ Kb7 26. Rxa8 Kxa8 27. Kf2 Kb8 28. Ke3 Kc8 29. Kf4 Kd8 30. Ke5 Ke7 31. g4 g5 32. Kf5 Kf7 33. Kxg5 c5 34. Kh6 Kg8 35. c4 c6 36. a4 Kh8 37. g5 Kg8 38. g6 hxg6 39. Kxg6 Kf8 40. h4 Kg8 41. h5 Kf8 42. h6 Kg8 43. h7+ Kh8 44. Kh6 b5 45. cxb5 c4 46. b6 c3 47. b7 c5 48. b8Q# 1-0

[Event "Krakow Malopolski Cup"]
[White "Sosna, Ziemowit"]
[Black "Trybek, Mikolaj"]
[Site "Krakow"]
[Round "6"]
[Result "1-0"]
[Date "2022.08.06"]
[ECO "B00"]
[WhiteElo "1058"]
[PlyCount "101"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Nf3 Bb4 5. Bd3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. e5 Qe7 9. 0-0 0-0 10. Nb5 Na6 11. c3 c6 12. cxb4 cxb5 13. Bxb5 Nxb4 14. a3 Na6 15. Bd3 d6 16. Qe2 Rac8 17. Bxa6 Bxa6 18. Qxa6 dxe5 19. dxe5 Rfd8 20. Rac1 Rxc1 21. Rxc1 Qd7 22. b4 b5 23. h3 g5 24. Kh2 Qd3 25. Qxa7 h5 26. Nxg5 Qg6 27. Nf3 h4 28. Nxh4 Qh6 29. Nf3 Qxc1 30. Qe7 Qc7 31. Qxc7 Rf8 32. Qc6 f6 33. Qxe6+ Kh8 34. exf6 Kh7 35. Ng5+ Kg6 36. f7+ Kxg5 37. Qe7+ Kg6 38. Qxf8 Kf6 39. Qh8+ Kxf7 40. a4 bxa4 41. b5 a3 42. b6 a2 43. b7 a1Q 44. Qxa1 Ke6 45. b8R Kd7 46. Qa7+ Kc6 47. Rb6+ Kd5 48. Qa5+ Ke4 49. Rb4+ Kd3 50. Qa3+ Ke2 51. Rb2+ 1-0

[Event "Krakow Malopolski Cup"]
[White "Slusarczyk, Agnieszka"]
[Black "Sosna, Ziemowit"]
[Site "Krakow"]
[Round "4"]
[Result "1/2-1/2"]
[Date "2022.08.05"]
[ECO "C42"]
[WhiteElo "1015"]
[BlackElo "1058"]
[PlyCount "135"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Bc5 7. a4 a5 8. Be2 0-0 9. 0-0 d6 10. h3 Qf6 11. Bd3 Bf5 12. Bg5 Qg6 13. Bxf5 Qxf5 14. Qd2 h6 15. Be3 Rfe8 16. Rfe1 Re7 17. Bxc5 dxc5 18. Rxe7 Nxe7 19. Re1 Ng6 20. Qd3 Qxd3 21. cxd3 Rd8 22. d4 cxd4 23. Nxd4 c5 24. Nf5 Rd2 25. Ne7+ Nxe7 26. Rxe7 Rxb2 27. Rc7 b6 28. Rc6 Kf8 29. g4 Ke7 30. Rc7+ Kf6 31. Kg2 Rb3 32. Rc6+ Kg5 33. Rc7 Kg6 34. Rc6+ Kh7 35. f3 Rxc3 36. Rxb6 Ra3 37. Rb5 Rxa4 38. Rxc5 Ra2+ 39. Kg3 a4 40. Ra5 a3 41. Ra6 Ra1 42. h4 a2 43. Kf4 Re1 44. Rxa2 f6 45. Rg2 g5+ 46. hxg5 hxg5+ 47. Kg3 Kg6 48. f4 Re3+ 49. Kf2 Re4 50. f5+ Kf7 51. Kf3 Rb4 52. Re2 Rf4+ 53. Kg3 Rd4 54. Kf3 Rd3+ 55. Re3 Rxe3+ 56. Kxe3 Ke7 57. Ke4 Kd6 58. Kd4 Kc6 59. Kc4 Kd7 60. Kd5 Ke7 61. Ke4 Kf7 62. Kd5 Ke7 63. Ke4 Kd6 64. Kd4 Kd7 65. Kd5 Ke7 66. Ke4 Ke8 67. Kd5 Ke7 68. Ke4 1/2-1/2

[Event "Krakow Malopolski Cup"]
[White "Cholewa, Maria"]
[Black "Sosna, Ziemowit"]
[Site "Krakow"]
[Round "2"]
[Result "0-1"]
[Date "2022.08.04"]
[ECO "C62"]
[WhiteElo "1720"]
[BlackElo "1058"]
[PlyCount "72"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 Nc6 3. Nf3 d6 4. e4 e5 5. d5 Ne7 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Bg5 c6 9. dxc6 Qxc6 10. Bxf6 gxf6 11. Nd5 Nxd5 12. exd5 Qb6 13. 0-0 Qxb2 14. Qd2 Rc8 15. Rfb1 Qxc2 16. Qa5 b6 17. Qa6 Bh6 18. Rc1 Qxc1+ 19. Rxc1 Rxc1+ 20. Qf1 Rxf1+ 21. Kxf1 Ke7 22. Ke2 Rc8 23. Nd2 Rc2 24. Kd3 Rxd2+ 25. Kc4 Rxa2 26. Kb3 Rxf2 27. Kc3 a5 28. Kb3 b5 29. Ka3 a4 30. Kb4 Rf4+ 31. Kxb5 a3 32. Kb6 a2 33. g3 Rf3 34. h3 a1Q 35. Kb5 Rb3+ 36. Kc6 Qc3# 0-1

[Event "Krakow Malopolski Cup"]
[White "Sosna, Ziemowit"]
[Black "Rusek, Franciszek"]
[Site "Krakow"]
[Round "1"]
[Result "1-0"]
[Date "2022.08.04"]
[ECO "C44"]
[WhiteElo "1058"]
[PlyCount "29"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. dxe5 Ng4 5. h3 Ngxe5 6. Nxe5 Nxe5 7. Bf4 Nc6 8. Bc4 Bc5 9. 0-0 0-0 10. Nc3 d6 11. Re1 Be6 12. Bb3 f5 13. exf5 Qf6 14. fxe6 Qxf4 15. e7+ 1-0

[Event "POL-ch U08"]
[White "Leniec, Witold"]
[Black "Sosna, Ziemowit"]
[Site "Poland"]
[Round "9"]
[Result "0-1"]
[Date "2022.05.08"]
[ECO "C27"]
[PlyCount "64"]
[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 Nf6 3. Nc3 Bc5 4. Bc4 d6 5. 0-0 Bg4 6. h3 Bh5 7. d3 h6 8. Bd2 Nc6 9. Nd5 Nd4 10. Ne3 Nxf3+ 11. gxf3 Qc8 12. Kh2 Nh7 13. Rg1 Ng5 14. Rg3 Qd8 15. b4 Bb6 16. Be1 Bxe3 17. fxe3 Qf6 18. Kg2 0-0 19. Bc3 Kh8 20. Qe2 c6 21. Rf1 Qd8 22. a3 d5 23. Bb3 d4 24. Bb2 Qf6 25. Rf2 Rad8 26. c4 Qe6 27. Qd1 Qd7 28. Bc1 f5 29. Kf1 f4 30. exf4 exf4 31. Rg1 Qxh3+ 32. Ke1 Nxf3+ 0-1

[Event "POL-ch U08"]
[White "Sosna, Ziemowit"]
[Black "Ciupek, Oskar"]
[Site "Poland"]
[Round "7"]
[Result "0-1"]
[Date "2022.05.07"]
[ECO "C42"]
[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 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8. Bb5 Bd7 9. Nc3 Qxe5 10. Bxc6 Qxe4+ 11. Bxe4 c6 12. Bf4 Bb4 13. 0-0 f6 14. Rfe1 Kf7 15. Rad1 Be6 16. Re3 Rad8 17. Red3 Rxd3 18. Rxd3 Bxc3 19. bxc3 g5 20. Bg3 h5 21. h4 g4 22. f3 f5 23. fxg4 fxe4 24. Rd1 Bxg4 25. Rf1+ Kg6 26. Be5 Re8 27. Bd4 e3 28. Rf6+ Kh7 29. Rf7+ Kg8 30. Rg7+ Kf8 31. Kf1 c5 32. Bf6 Re6 33. Rg6 Kf7 34. Rh6 Rxf6+ 35. Rxf6+ Kxf6 36. c4 Ke5 37. c3 Ke4 38. a4 0-1

[Event "POL-ch U08"]
[White "Sosna, Ziemowit"]
[Black "Mrozowski, Nikodem"]
[Site "Poland"]
[Round "8"]
[Result "0-1"]
[Date "2022.05.07"]
[ECO "B11"]
[BlackElo "1362"]
[PlyCount "64"]
[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 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Ne5 e6 9. Qe2 Bd6 10. Nf3 0-0 11. d3 Re8 12. Bg5 h6 13. Bh4 a5 14. 0-0 b5 15. Qd2 bxc4 16. dxc4 Bc7 17. Qc3 Qe7 18. Nd4 Qd6 19. Bg3 e5 20. Qd3 Qxd4 21. Qxd4 exd4 22. Rfe1 Bxg3 23. hxg3 Be6 24. Rad1 Bxc4 25. b3 Rxe1+ 26. Rxe1 Be6 27. Rd1 c5 28. Re1 Re8 29. Re5 Ng4 30. Rxc5 Bc4 31. b4 Bb3 32. axb3 Re1# 0-1

[Event "POL-ch U08"]
[White "Nieroda, Jakub"]
[Black "Sosna, Ziemowit"]
[Site "Poland"]
[Round "6"]
[Result "0-1"]
[Date "2022.05.06"]
[ECO "C42"]
[PlyCount "62"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. Nc3 Nxc3 7. dxc3 Bf5 8. Bg5 f6 9. Bf4 Nd7 10. 0-0-0 0-0-0 11. Qc4 Be6 12. Qa4 Nb6 13. Qe4 Kb8 14. g3 d5 15. Qe3 Qd7 16. Re1 Bf7 17. Bg2 Qa4 18. a3 Bg6 19. b3 Qxa3+ 20. Kd1 Qb2 21. Nd4 Re8 22. Qd2 Ba3 23. Nb5 Qa1+ 24. Qc1 Bxc1 25. Bxc7+ Ka8 26. Rxe8+ Rxe8 27. Be5 Rxe5 28. Be4 Rxe4 29. Na3 Bh5+ 30. g4 Bxg4+ 31. f3 Bxf3# 0-1

[Event "POL-ch U08"]
[White "Sosna, Ziemowit"]
[Black "Mierzwa, Mateusz"]
[Site "Poland"]
[Round "5"]
[Result "1-0"]
[Date "2022.05.06"]
[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"]
[White "Pigas, Grzegorz"]
[Black "Sosna, Ziemowit"]
[Site "Poland"]
[Round "4"]
[Result "1-0"]
[Date "2022.05.05"]
[ECO "C42"]
[PlyCount "61"]
[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 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. h3 Bxf2+ 7. Ke2 Bh4 8. c4 Ng4 9. Qc2 Qd4 10. Qd2 Nf6 11. Qe3 Qe5 12. d4 Qh5+ 13. Qf3 Qa5 14. Bd2 Qa4 15. b3 Qa6 16. Kd1 b6 17. c5 Qb7 18. Qf4 g5 19. Qe5+ Kf8 20. Qxf6 Be6 21. Qxh8+ Ke7 22. Qxh7 bxc5 23. g3 Bxg3 24. Bxg5+ Kd7 25. dxc5 Qb4 26. Bd2 Qd4 27. Bc4 Qxa1 28. Bxe6+ Kxe6 29. Ke2 Qd4 30. Qf5+ Ke7 31. Qg5+ 1-0

[Event "POL-ch U08"]
[White "Sosna, Ziemowit"]
[Black "Machaj, Szymon"]
[Site "Poland"]
[Round "3"]
[Result "1-0"]
[Date "2022.05.05"]
[ECO "C56"]
[PlyCount "35"]
[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 Ng4 6. Bxf7+ Kxf7 7. Ng5+ Kg8 8. Qf3 Qe7 9. Qd5+ Qe6 10. Nxe6 dxe6 11. Qf3 Nh6 12. Qg3 g6 13. Qh4 Nf5 14. Qe4 Bg7 15. Bf4 Kf7 16. c3 dxc3 17. Nxc3 Rd8 18. 0-0 1-0

[Event "POL-ch U08"]
[White "Ejsymont, Eryk"]
[Black "Sosna, Ziemowit"]
[Site "Poland"]
[Round "2"]
[Result "1-0"]
[Date "2022.05.04"]
[ECO "C42"]
[WhiteElo "1273"]
[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 e5 2. Nf3 Nf6 3. Bc4 d5 4. exd5 e4 5. Nd4 Bc5 6. Nb3 Bb6 7. 0-0 Bg4 8. Be2 Bxe2 9. Qxe2 0-0 10. Nc3 Re8 11. d3 Nxd5 12. dxe4 Nxc3 13. bxc3 f5 14. Qc4+ Kh8 15. exf5 Qf6 16. Nd4 Bxd4 17. cxd4 Qxf5 18. Bb2 Nc6 19. Rfe1 Rf8 20. f3 Qg6 21. d5 Na5 22. Qd4 Rxf3 23. Qxg7+ Qxg7 24. Bxg7+ Kxg7 25. gxf3 Rf8 26. Re7+ Kg8 27. Kf2 Rd8 28. Rg1+ Kf8 29. Rgg7 Rxd5 30. Ref7+ Ke8 31. Rxc7 Kd8 32. Rxh7 Rd2+ 33. Kg3 a6 34. Rcg7 Re2 35. Rg8+ Re8 36. Rxe8+ Kxe8 37. h4 1-0

[Event "POL-ch U08"]
[White "Sosna, Ziemowit"]
[Black "Scisly, Mieszko"]
[Site "Poland"]
[Round "1"]
[Result "1-0"]
[Date "2022.05.04"]
[ECO "C44"]
[PlyCount "17"]
[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 f6 4. dxe5 fxe5 5. Nxe5 Nxe5 6. Qh5+ Nf7 7. Bc4 Bb4+ 8. c3 Bc5 9. Qxf7# 1-0

