[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.16"]
[Round "7"]
[White "Olcha, Dominik"]
[Black "Kaczmarek, Tomasz"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1394"]
[BlackElo "1586"]
[PlyCount "90"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Nf6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 b5 11. c4 b4 12. Nc2 a5 13. g3 0-0 14. Bg2 Rb8 15. Qd3 Bg5 16. h4 Bh6 17. Nce3 Nd4 18. Nf5 Bxf5 19. exf5 b3 20. a3 Nc2+ 21. Ke2 Nxa1 22. Rxa1 Re8 23. f6 Qd7 24. Ne7+ Rxe7 25. fxe7 Qxe7 26. Rd1 Qe6 27. Qd5 Kf8 28. Qxe6 fxe6 29. Bc6 Ke7 30. Bb5 d5 31. a4 Kd6 32. Rd3 e4 33. Rxb3 d4 34. f3 d3+ 35. Kd1 Rf8 36. f4 e5 37. c5+ Kxc5 38. Rc3+ Kd4 39. Rc4+ Kd5 40. b3 Rf6 41. Rc8 exf4 42. Rd8+ Ke5 43. Re8+ Kd4 44. g4 f3 45. Ke1 d2+ 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.13"]
[Round "4"]
[White "Iwaszkiewicz, Krzysztof"]
[Black "Olcha, Dominik"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1706"]
[BlackElo "1394"]
[PlyCount "105"]
[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. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. c3 0-0 5. h3 d6 6. Nf3 c5 7. Nbd2 b6 8. Bc4 Bb7 9. 0-0 Nbd7 10. Bh2 cxd4 11. exd4 a6 12. a4 h6 13. Re1 Nh7 14. Re3 e5 15. dxe5 dxe5 16. Bxe5 Nxe5 17. Nxe5 Bxe5 18. Rxe5 Qf6 19. Qe2 Rad8 20. Re1 Qc6 21. f3 Rxd2 22. Bxf7+ Rxf7 23. Qxd2 Kg7 24. Qd4 Qf6 25. Re6 Qxd4+ 26. cxd4 b5 27. axb5 axb5 28. Rb6 Nf6 29. Rxb5 Nd5 30. Ra1 Nf4 31. Ra7 Bc8 32. Rxf7+ Kxf7 33. Kf2 Be6 34. Rb7+ Kf6 35. b4 Nd3+ 36. Ke3 Ne1 37. g4 g5 38. Rb6 Ng2+ 39. Ke4 Nf4 40. Ra6 Nd5 41. b5 Nc3+ 42. Kd3 Nd5 43. Ra1 Nf4+ 44. Ke3 Nd5+ 45. Kd3 Nf4+ 46. Kc2 Nd5 47. Kb3 Ne3+ 48. Ka4 Bd5 49. b6 Bxf3 50. Kb5 Kf7 51. Ka6 Nc2 52. Rf1 Nxd4 53. b7 1-0

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2021.07.11"]
[Round "2"]
[White "Rutkowski, Piotr1111"]
[Black "Olcha, Dominik"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "1688"]
[BlackElo "1394"]
[PlyCount "123"]
[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. Bc4 Nf6 4. d3 Be7 5. 0-0 d6 6. c3 0-0 7. Re1 Na5 8. Bb5 a6 9. Ba4 b5 10. Bc2 c5 11. a4 Re8 12. axb5 c4 13. dxc4 Nxc4 14. Qe2 Nb6 15. Be3 Ng4 16. Bd2 axb5 17. Rxa8 Nxa8 18. h3 Nf6 19. Qxb5 Qb6 20. Na3 Qxb5 21. Nxb5 Ba6 22. Na7 Bb7 23. b4 Nb6 24. Bd3 Ra8 25. Nb5 Ba6 26. Be3 Nfd7 27. Ra1 Bd8 28. Bf1 Bxb5 29. Rxa8 Nxa8 30. Bxb5 Nf6 31. Bc6 Nc7 32. b5 Nxb5 33. Bxb5 Nxe4 34. c4 f5 35. Bc6 Nf6 36. Kf1 h6 37. Bd2 Kf7 38. Bb4 Ke6 39. Ke2 Bb6 40. Nd2 g5 41. Nb1 h5 42. Nc3 g4 43. Nd5 Nxd5 44. Bxd5+ Ke7 45. f3 g3 46. Kd3 h4 47. Kc3 Be3 48. Kb3 Bd4 49. Ka4 e4 50. fxe4 f4 51. e5 Bxe5 52. Kb5 Ke8 53. Kc6 Ke7 54. Bf3 Ke6 55. Be4 Ke7 56. Bd5 f3 57. Bxf3 Bf4 58. Kd5 Kd7 59. Ke4 Bg5 60. Kf5 Be7 61. Bd5 Bf8 62. Bd2 1-0

