[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.18"]
[Round "9"]
[White "Mrozinski, Mateusz"]
[Black "Piekos, Piotr"]
[Result "1-0"]
[ECO "C97"]
[WhiteElo "1623"]
[PlyCount "95"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. h3 0-0 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 13. Nbd2 c4 14. Nf1 Rfe8 15. g4 h6 16. Ng3 Kh7 17. Nf5 Bf8 18. Kh2 g6 19. Ng3 Nb7 20. g5 hxg5 21. Nxg5+ Kg8 22. Qf3 Bg7 23. Rg1 a5 24. Nh5 Qd8 25. Nxf6+ Qxf6 26. Qg3 Bh6 27. Qh4 Kg7 28. Ne6+ fxe6 29. Qxh6+ Kf7 30. dxe6+ Bxe6 31. Qh7+ Qg7 32. Qxg7+ Kxg7 33. f4 Kf7 34. f5 gxf5 35. exf5 Bd7 36. Be3 d5 37. Rg6 Rac8 38. Rag1 Rg8 39. h4 Rh8 40. Rg7+ Ke8 41. Bg5 Rc7 42. Re7+ Kf8 43. Rxe5 Bc6 44. Rge1 b4 45. Kg3 bxc3 46. bxc3 Rd7 47. Re8+ Kg7 48. f6+ 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.14"]
[Round "5"]
[White "Mrozinski, Mateusz"]
[Black "Seo, Ian"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1623"]
[BlackElo "1451"]
[PlyCount "134"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 d6 7. Re1 Bg4 8. c3 Be7 9. d3 h6 10. Nbd2 0-0 11. h3 Bh5 12. Nf1 Qd7 13. Ng3 Bg6 14. Nh4 Kh7 15. Ngf5 Bd8 16. Qd2 Bxf5 17. Nxf5 Ng8 18. d4 Bg5 19. Qd3 Bxc1 20. Raxc1 Rad8 21. g4 Nge7 22. Rcd1 exd4 23. cxd4 Nxf5 24. gxf5 g6 25. f6 Rb8 26. Kh2 a5 27. Qf3 a4 28. Bc2 Rfe8 29. h4 Rg8 30. h5 Nb4 31. Bb1 Qe6 32. a3 Nc6 33. Rg1 Nxd4 34. hxg6+ fxg6 35. Qe3 c5 36. Rg3 Qxf6 37. Rh3 h5 38. f4 Rbe8 39. Rg1 Ne6 40. f5 Qe5+ 41. Kh1 Nf4 42. Rh4 g5 43. Rh2 h4 44. Qf2 h3 45. Qg3 Qf6 46. Rf1 Rg7 47. Ba2 c4 48. Bb1 Rf8 49. Qg4 Qe5 50. Rd1 Kg8 51. Rhd2 Rd8 52. Rf1 d5 53. exd5 Rxd5 54. Rdf2 Rd8 55. Qf3 Qd5 56. Be4 Qd6 57. Qc3 Re8 58. Re1 Rge7 59. Qf3 Qd4 60. Rg1 Qxe4 61. Rxg5+ Kf7 62. Qxe4 Rxe4 63. Rf3 Kf6 64. Rg4 Kxf5 65. Rg7 Re1+ 66. Kh2 R8e2+ 67. Kg3 Rg1+ 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.13"]
[Round "4"]
[White "Malowidzki, Maciej"]
[Black "Mrozinski, Mateusz"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1415"]
[BlackElo "1623"]
[PlyCount "85"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. e3 Bg7 5. Ne2 d6 6. Nbc3 f5 7. 0-0 Nf6 8. d3 0-0 9. Nd5 Ne7 10. Nxf6+ Bxf6 11. Nc3 c6 12. d4 Be6 13. d5 Bf7 14. e4 c5 15. Qd3 Bg7 16. a3 fxe4 17. Nxe4 a5 18. Bd2 a4 19. b4 axb3 20. Rfb1 b5 21. Nc3 b4 22. axb4 Rxa1 23. Rxa1 e4 24. Qb1 cxb4 25. Nxe4 Bxd5 26. cxd5 Bxa1 27. Qxa1 Qa8 28. Qd4 Nf5 29. Qxb4 Qa1+ 30. Bf1 Nd4 31. Kg2 b2 32. Nc3 Nf3 33. Bh6 Ne1+ 34. Kh3 Nc2 35. Qb5 Nd4 36. Qc4 Rb8 37. Qc7 Qxf1+ 38. Kg4 Ne6 39. Qxb8+ Kf7 40. dxe6+ Kf6 41. Qd8+ Ke5 42. Bg7+ Kxe6 43. Qe8# 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.12"]
[Round "3"]
[White "Mrozinski, Mateusz"]
[Black "Jozwik, Michal"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "1623"]
[BlackElo "1435"]
[PlyCount "71"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 0-0 8. f4 Ne8 9. Nf3 Nc7 10. 0-0 f5 11. e5 dxe5 12. Bxc5 exf4 13. gxf4 Ne6 14. Be3 Ned4 15. Nxd4 Nxd4 16. Qd2 e5 17. Na4 Be6 18. c3 Qa5 19. cxd4 Qxa4 20. dxe5 Rac8 21. b3 Qd7 22. Bxa7 Rfd8 23. d4 Bf8 24. Bb6 Re8 25. d5 Qb5 26. Qd4 Red8 27. d6 Rd7 28. Rfc1 Rc6 29. Bxc6 bxc6 30. Qc5 Qd3 31. Qe3 Qb5 32. a4 Qb4 33. Rxc6 Bh6 34. Bd4 Bd5 35. Rc8+ Bf8 36. e6 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.11"]
[Round "2"]
[White "Marciniak, Kajetan"]
[Black "Mrozinski, Mateusz"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "1376"]
[BlackElo "1623"]
[PlyCount "96"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 Be7 6. b3 0-0 7. Bb2 d6 8. d4 Nbd7 9. Nc3 Ne4 10. Qc2 Nxc3 11. Bxc3 f5 12. Rad1 Be4 13. Qb2 d5 14. Ne5 Bxg2 15. Kxg2 Qe8 16. Qb1 Nf6 17. cxd5 Nxd5 18. Ba1 f4 19. Qe4 Bd6 20. Rc1 Rf6 21. Bc3 Qh5 22. Bd2 Rh6 23. Rh1 Qh3+ 24. Kg1 Rf8 25. Qg2 Qh5 26. Qf3 Qg5 27. h4 Qe7 28. Qe4 Bxe5 29. Qxe5 Rg6 30. e4 fxe3 31. fxe3 Rf3 32. Be1 Rxe3 33. Qh5 Nf4 34. Qb5 Ne2+ 35. Kf2 Rgxg3 36. Bb4 Qf7+ 37. Ke1 Nxc1+ 38. Kd2 Qf2+ 39. Kxc1 Rg1+ 40. Rxg1 Qxg1+ 41. Kb2 Qg2+ 42. Ka3 c6 43. Qa6 h5 44. Qc8+ Kh7 45. Qe8 Qd5 46. Bd2 Re2 47. Bb4 a5 48. Bd6 Qxd6+ 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.10"]
[Round "1"]
[White "Mrozinski, Mateusz"]
[Black "Trzmiel, Bartosz"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1623"]
[BlackElo "1192"]
[PlyCount "65"]
[EventDate "2021.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. 0-0-0 Qc7 11. g4 b5 12. g5 b4 13. Ne2 Nh5 14. Ng3 Nf4 15. Nf5 Bxf5 16. exf5 Bxg5 17. h4 Be7 18. Bxf4 exf4 19. Qxf4 Nc6 20. Rg1 Ne5 21. f6 Ng6 22. Qf5 Bxf6 23. h5 Qb6 24. Bd3 Rac8 25. hxg6 fxg6 26. Qd5+ Rf7 27. Bc4 Qe3+ 28. Kb1 Rxc4 29. Qxc4 Qb6 30. Rge1 Kf8 31. Nd4 a5 32. Ne6+ Ke7 33. Ng5+ 1-0

[Event "POL-ch Academic"]
[Site "Chorzow"]
[Date "2021.05.14"]
[Round "1.6"]
[White "Mrozinski, Mateusz"]
[Black "Walter, Szymon"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1623"]
[BlackElo "2284"]
[PlyCount "96"]
[EventDate "2021.05.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nge7 5. d3 g6 6. Be3 d6 7. Qd2 Bg7 8. Bh6 Bxh6 9. Qxh6 Nd4 10. 0-0-0 b5 11. e5 d5 12. Nce2 Ndc6 13. Nf3 Qa5 14. Kb1 Nb4 15. a3 Nbc6 16. d4 b4 17. dxc5 bxa3 18. b3 Qxc5 19. Qe3 Qxe3 20. fxe3 Nf5 21. Rd3 Ba6 22. Rc3 Bxe2 23. Rxc6 Bxf3 24. Bxf3 Nxe3 25. g4 h5 26. gxh5 gxh5 27. Rg1 Nf5 28. Bh1 Kd7 29. Ra6 Kc7 30. Rxa3 a5 31. Kb2 Rhb8 32. c4 Ne3 33. Rc1 Kd7 34. cxd5 Nxd5 35. Bxd5 exd5 36. Ra4 Ke6 37. Rc5 Kxe5 38. Rcxa5 Rxa5 39. Rxa5 f5 40. Ra4 f4 41. Kc3 f3 42. Ra2 Ke4 43. b4 Ke3 44. Ra7 Rc8+ 45. Kb3 f2 46. Re7+ Kf3 47. Rf7+ Kg2 48. Rg7+ Kxh2 0-1

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.06"]
[Round "3"]
[White "Czyz, Andrzej"]
[Black "Mrozinski, Mateusz"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2000"]
[BlackElo "1620"]
[PlyCount "93"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 d5 5. e3 c5 6. Nc3 Nc6 7. Bxf6 gxf6 8. Na4 Qe7 9. Be2 Rg8 10. g3 Bh3 11. c3 Ba5 12. Qb3 c4 13. Qb5 0-0-0 14. Nd4 Nxd4 15. cxd4 Qb4 16. Qxb4 Bxb4 17. Rb1 a5 18. Bf3 Bf5 19. Rb2 Bd3 20. Be2 Bxe2 21. Kxe2 Kc7 22. Rhb1 Rb8 23. Nc3 Kc6 24. a4 b6 25. Nb5 Kd7 26. Rc2 Rgc8 27. Rbc1 f5 28. h3 h5 29. d3 cxd3+ 30. Kxd3 Rxc2 31. Rxc2 Rc8 32. Rxc8 Kxc8 33. f3 Kd7 34. e4 Be1 35. e5 Bxg3 36. Nd6 Kc6 37. Nxf5 Bf4 38. Ne7+ Kb7 39. Nxd5 Bg5 40. Nc3 f6 41. e6 f5 42. d5 Kc7 43. Nb5+ Kd8 44. d6 Bf6 45. Kc4 Be5 46. Kd5 Bf4 47. Kc6 1-0

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2019.08.05"]
[Round "1"]
[White "Eggink, Ryszard"]
[Black "Mrozinski, Mateusz"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2377"]
[BlackElo "1620"]
[PlyCount "62"]
[EventDate "2019.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e4 Nc6 4. d3 d6 5. h3 g6 6. g4 Bg7 7. Nge2 h5 8. g5 Nd7 9. Be3 Nc5 10. Qd2 Ne6 11. Bg2 Ncd4 12. 0-0-0 c6 13. f4 exf4 14. Nxf4 Qa5 15. Kb1 0-0 16. Nce2 Qa6 17. Nxd4 Nxd4 18. Qf2 Ne6 19. Nxe6 Bxe6 20. Bd4 Bxd4 21. Qxd4 c5 22. Qf6 b5 23. b3 Rab8 24. Bf1 Qb6 25. Rh2 Qd8 26. cxb5 Qxf6 27. gxf6 Rxb5 28. d4 Rb4 29. Rc2 cxd4 30. Rcd2 d3 31. Bg2 Bc4 1/2-1/2

