[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2023.07.15"]
[Round "5"]
[White "Piotrowski, Daniel"]
[Black "Dropia, Rafal"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1768"]
[BlackElo "1585"]
[PlyCount "162"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nf5 d6 7. Ne3 Nf6 8. Ned5 Nxd5 9. Nxd5 Be6 10. Be3 Bxd5 11. Qxd5 Qa5+ 12. Qxa5 Nxa5 13. Bb6 Nc6 14. 0-0-0 Rc8 15. g3 Nb8 16. Ba5 Nd7 17. Bh3 Rc6 18. Rd3 Nc5 19. Re3 Be7 20. Kb1 Ne6 21. Bxe6 fxe6 22. Rd1 0-0 23. f3 Rfc8 24. Rc3 Kf7 25. Rdd3 Rxc3 26. Bxc3 Rc6 27. Bb4 g6 28. b3 b6 29. a4 Ke8 30. Kb2 Kd7 31. Bc3 Ke8 32. Bb4 Kd7 33. c4 a5 34. Bc3 Kc8 35. Rd1 Kb7 36. Kc2 Rc8 37. Kd3 Kc6 38. Bb2 Rf8 39. Ke2 Bg5 40. Ba3 Rd8 41. Bb2 Rf8 42. Rd3 Rf7 43. Bc3 Bh6 44. Be1 Rd7 45. Bf2 Rf7 46. Rd1 Bg5 47. Bg1 Bh6 48. Rb1 Rd7 49. Rb2 Rf7 50. Rc2 Rf8 51. Rc3 Rf7 52. Rd3 Rd7 53. Bf2 Bc1 54. Rd1 Bh6 55. h4 Rb7 56. h5 g5 57. Be3 Rd7 58. Rb1 Rf7 59. Rb2 Rd7 60. Kf2 Rg7 61. Kg2 Rg8 62. Kh3 g4+ 63. fxg4 Bxe3 64. Re2 Bg5 65. Rf2 Rg7 66. Rf8 h6 67. Re8 Re7 68. Rc8+ Kb7 69. Rd8 Kc7 70. Rf8 Kc6 71. Rc8+ Rc7 72. Re8 Kc5 73. Rxe6 Rd7 74. Re8 Rd8 75. Re6 Kb4 76. Rg6 Kxb3 77. Rg7 Kxa4 78. Rb7 Be3 79. Kg2 Rf8 80. Rd7 Rf6 81. Rc7 Kb3 0-1

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2023.07.14"]
[Round "4"]
[White "Kudlak, Julia"]
[Black "Piotrowski, Daniel"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1899"]
[BlackElo "1768"]
[PlyCount "106"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 e6 7. a4 Ne7 8. d3 0-0 9. e5 d6 10. exd6 Qxd6 11. Ne4 Qc7 12. c3 Nxf3+ 13. Qxf3 a6 14. Bc4 b6 15. g4 Bb7 16. Qh3 Qc6 17. Be3 Nd5 18. f5 Nxe3 19. Qxe3 exf5 20. gxf5 gxf5 21. Rxf5 Qg6+ 22. Rg5 Qh6 23. Qg3 Bxe4 24. dxe4 Kh8 25. Rf1 Bf6 26. Rg4 Rg8 27. Bxf7 Rxg4 28. Qxg4 Be5 29. Rf2 Rf8 30. Qf5 Bg7 31. e5 Rd8 32. e6 Bf8 33. Qe5+ Qg7+ 34. Qxg7+ Kxg7 35. Bh5 Rd5 36. Rf7+ Kg8 37. Bg4 Rg5 38. h3 h5 39. Rf5 Rxf5 40. Bxf5 Kg7 41. Bd3 Kf6 42. Bxa6 Kxe6 43. Bc4+ Ke5 44. Kf2 Kf4 45. Ke2 h4 46. Kd3 Ke5 47. Bg8 Be7 48. Kc4 Kd6 49. Kb5 Kc7 50. Bd5 Bf8 51. Bf3 Be7 52. b4 cxb4 53. cxb4 Bg5 1/2-1/2

[Event "Warsaw Najdorf Memorial op-B"]
[Site "Warsaw"]
[Date "2023.07.12"]
[Round "2"]
[White "Kitewski, Bartosz"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "1971"]
[BlackElo "1768"]
[PlyCount "81"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. 0-0 Nge7 7. d3 0-0 8. a3 d6 9. Rb1 a5 10. Ne1 Be6 11. h3 Qd7 12. Kh2 d5 13. cxd5 Nxd5 14. Nc2 Rab8 15. Ne4 b6 16. Ng5 Rfe8 17. Nxe6 Qxe6 18. Ne3 Nf6 19. Nc4 Nd5 20. Bd2 f5 21. e4 Nde7 22. Ne3 Nd4 23. b4 axb4 24. exf5 gxf5 25. axb4 f4 26. Nc4 b5 27. Na5 cxb4 28. Bxb4 Nd5 29. Bd2 b4 30. Qh5 Nc3 31. Rxb4 Rxb4 32. Bxc3 f3 33. Bxb4 fxg2 34. Kxg2 Ra8 35. Nc4 Ra2 36. Bd2 Qc6+ 37. f3 Nb3 38. Rf2 Nxd2 39. Nxd2 Qc3 40. Qe8+ Bf8 41. Qe6+ 1-0

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2023.07.10"]
[Round "3"]
[White "Malicki, Jan"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "A39"]
[WhiteElo "1632"]
[BlackElo "1768"]
[PlyCount "66"]
[EventDate "2023.07.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 Nf6 6. d4 cxd4 7. Nxd4 0-0 8. 0-0 Nxd4 9. Qxd4 d6 10. Qd3 Qa5 11. Bd2 Qh5 12. h3 Bxh3 13. Qf3 Qxf3 14. exf3 Bxg2 15. Kxg2 Rfc8 16. b3 a6 17. Rfe1 Kf8 18. Na4 Nd7 19. Bc3 b5 20. Bxg7+ Kxg7 21. Nb2 Kf8 22. g4 Ne5 23. cxb5 axb5 24. a4 Rc2 25. Nd1 bxa4 26. Ne3 Rc5 27. bxa4 Rca5 28. f4 Nd3 29. Rh1 Nxf4+ 30. Kf3 Ne6 31. Rxh7 Ng5+ 32. Kf4 Nxh7 33. Nc4 Rxa4 0-1

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2023.07.10"]
[Round "8"]
[White "Piotrowski, Daniel"]
[Black "Krzyzewski, Radoslaw"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1768"]
[BlackElo "1485"]
[PlyCount "46"]
[EventDate "2023.07.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Qg6 9. Nc3 Nf6 10. f3 0-0 11. Be3 d5 12. exd5 Nb4 13. Rc1 Bf5 14. Kf2 Rfd8 15. Bd3 Nxd3+ 16. cxd3 Nxd5 17. Nxd5 Rxd5 18. Qb3 Rxd3 19. Qxb7 Rad8 20. Rc3 Rd2+ 21. Bxd2 Rxd2+ 22. Ke3 Qg5+ 23. f4 Qxf4# 0-1

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2023.07.10"]
[Round "2"]
[White "Piotrowski, Daniel"]
[Black "Mis, Mieszko"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1768"]
[BlackElo "2350"]
[PlyCount "38"]
[EventDate "2023.07.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. f3 Bf5 7. Be3 e6 8. Nge2 Nc6 9. Bd3 0-0-0 10. 0-0 Kb8 11. Bxf5 Qxf5 12. Qc1 Nb4 13. Ng3 Qxc2 14. a3 Qxc1 15. Raxc1 Nbd5 16. Nxd5 Nxd5 17. Bf2 Bd6 18. Ne4 Nf4 19. Rfd1 Ne2+ 0-1

[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2023.07.10"]
[Round "10"]
[White "Piotrowski, Daniel"]
[Black "Nowakowski, Maksymilian"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1768"]
[BlackElo "1661"]
[PlyCount "104"]
[EventDate "2023.07.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 0-0 8. Bd3 Bxd4 9. Neg5 f5 10. Nxh7 Bxb2 11. Nxf8 Bc3+ 12. Ke2 Bxa1 13. Qxa1 Qxf8 14. Qe5 Qd6 15. Qe3 Nc6 16. Bc4 Bd7 17. Re1 Re8 18. Rd1 Qe7 19. Kf1 a6 20. h4 b5 21. Bb3 a5 22. Ng5 a4 23. Rxd7 Qxd7 24. Bxe6+ Rxe6 25. Qxe6+ Qxe6 26. Nxe6 Nb4 27. Nxc7 Nxa2 28. Nxb5 Nb4 29. c4 Nc2 30. Ke2 a3 31. Nc3 Nb4 32. c5 Kf7 33. Ke3 a2 34. Nxa2 Nxa2 35. Kd4 Ke6 36. f3 Nb4 37. g4 Nc6+ 38. Kc4 fxg4 39. fxg4 Ne5+ 40. Kb5 Kd5 41. g5 g6 42. Kb6 Nd7+ 43. Kc7 Nxc5 44. Kb6 Ne6 45. Kb7 Ke5 46. Kc6 Kf5 47. Kd6 Ng7 48. Ke7 Nh5 49. Kf7 Nf4 50. Kg7 Kg4 51. Kf6 Kxh4 52. Ke5 Kxg5 0-1

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2022.12.17"]
[Round "1"]
[White "Seo, Jung Min"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2502"]
[BlackElo "1763"]
[PlyCount "81"]
[EventDate "2022.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Qb6 4. Nc3 Nf6 5. Nb5 Na6 6. c3 g6 7. h3 Bg7 8. Nf3 Bd7 9. a4 c4 10. b3 Bxb5 11. axb5 Qxb5 12. Nd2 Qc6 13. bxc4 dxc4 14. Bxc4 Nc7 15. 0-0 0-0 16. Qb3 Nfd5 17. Bxc7 Nxc7 18. Be2 Rfb8 19. Bf3 Qe6 20. Rfb1 a5 21. Qxe6 Nxe6 22. Rxb7 Rxb7 23. Bxb7 Ra7 24. Bd5 Nc7 25. Bb3 Nb5 26. c4 Nd6 27. c5 Nb7 28. Ra2 e5 29. Nf3 exd4 30. exd4 Kf8 31. Kf1 h6 32. Ke2 Ke7 33. Kd3 f5 34. Bd5 Nd8 35. Ra4 Ne6 36. Bxe6 Kxe6 37. Kc4 g5 38. d5+ Kd7 39. Nd4 f4 40. Nb3 Ra8 41. Rxa5 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "10"]
[White "Grabarczyk, Miroslaw"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2337"]
[BlackElo "1763"]
[PlyCount "153"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Bg2 Qb6 8. 0-0 Be7 9. dxc5 Qxc5 10. Na3 0-0 11. Be3 Qxc4 12. Nxc4 Nd5 13. Bd2 Bf6 14. Rac1 N7b6 15. Nce5 Nd7 16. Nd3 e5 17. e4 Ne7 18. Bb4 Re8 19. Bxe7 Bxe7 20. Ndxe5 Nxe5 21. Nxe5 Bf6 22. Nd3 Bd7 23. e5 Be7 24. Bxb7 Rab8 25. Bc6 Bxc6 26. Rxc6 Red8 27. Rd1 Rd5 28. Rc2 Rbd8 29. Rcd2 Bb4 30. Rc2 Rxd3 31. Rxd3 Rxd3 32. Rc8+ Bf8 33. Ra8 Rd2 34. Rxa7 Rxb2 35. Ra8 g6 36. Kf1 Kg7 37. f4 Rxh2 38. a4 Bc5 39. Rc8 Bd4 40. Rc4 Bb6 41. Rc6 Bd8 42. Rd6 Be7 43. Rc6 Ra2 44. Ra6 Bc5 45. e6 fxe6 46. Rxe6 Rxa4 47. Kg2 Ra3 48. Rc6 Be7 49. Rc7 Kf6 50. Rb7 h5 51. Rb6+ Kf7 52. Rb5 Bd6 53. Rb6 Ke6 54. Rc6 Kd5 55. Rb6 Ke6 56. Rc6 Ra2+ 57. Kf3 Ra3+ 58. Kg2 Ke7 59. Rb6 Rd3 60. Rb5 Kf7 61. Kf2 Be7 62. Kg2 h4 63. gxh4 Bxh4 64. Rc5 Kf6 65. Rb5 Rd2+ 66. Kf3 Rd6 67. Ra5 Be1 68. Rb5 Bd2 69. Rc5 Kg7 70. Ke4 Kf6 71. Rb5 Re6+ 72. Kf3 Rd6 73. Ke4 Ra6 74. Rc5 Ra4+ 75. Kf3 Rxf4+ 76. Ke2 Bb4 77. Rb5 0-1

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "9"]
[White "Piotrowski, Daniel"]
[Black "Grabarczyk, Miroslaw"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1763"]
[BlackElo "2337"]
[PlyCount "118"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 c6 11. Qf3 h6 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Ne2 Rb8 15. Nd4 Rb6 16. Nf5 Bxf5 17. Bxf5 Re8 18. Rad1 Re5 19. Bd3 Kf8 20. c3 Bd6 21. b3 a5 22. Rfe1 Rb8 23. g3 Ba3 24. c4 Bb4 25. Re2 Rbe8 26. Kf1 d4 27. Ra1 Bc3 28. Rd1 c5 29. h4 Bb4 30. Ra1 R8e7 31. Rc1 Ke8 32. Rcc2 Kd8 33. Bh7 Bc3 34. Bd3 Kc7 35. Bh7 Kd6 36. Bd3 Kc6 37. Bh7 Kb6 38. Bd3 a4 39. Bh7 Ka5 40. bxa4 Kxa4 41. f4 Re3 42. Kf2 Kb4 43. Bf5 Kxc4 44. Rxe3 Rxe3 45. Re2 Rxe2+ 46. Kxe2 Kd5 47. Bh7 c4 48. Bg8 Ke6 49. Bh7 Bb4 50. a4 Ba5 51. Be4 f5 52. Bc6 Kd6 53. Bb5 Kc5 54. Be8 f6 55. Bd7 d3+ 56. Kd1 Kd4 57. Bxf5 c3 58. g4 c2+ 59. Kc1 Kc3 0-1

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "12"]
[White "Piotrowski, Daniel"]
[Black "Pein, Jonathan"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1763"]
[BlackElo "2252"]
[PlyCount "39"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 e5 4. Ne2 Nge7 5. 0-0 g6 6. a3 Bg7 7. b4 cxb4 8. axb4 Nxb4 9. Ba3 Nbc6 10. Nbc3 0-0 11. Bd6 Re8 12. Nb5 Qb6 13. Nc7 Nd4 14. Nxe8 Kf8 15. Nc7 Qxd6 16. Nxa8 Qb8 17. Nxd4 exd4 18. Qb1 Qxa8 19. Qb6 Qb8 20. Qd8# 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "13"]
[White "Piotrowski, Daniel"]
[Black "Polster, Christian"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1763"]
[BlackElo "2235"]
[PlyCount "116"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 h5 7. Be3 Ng4 8. Bd2 Nxh2 9. Bc4 Ng4 10. Qe2 e6 11. 0-0-0 Qc7 12. Bb3 Nc6 13. Be1 Bd7 14. f3 Nge5 15. Bf2 Nxd4 16. Bxd4 Nc6 17. Bf2 b5 18. Qd2 Be7 19. Bg3 Ne5 20. Rh1 Rb8 21. Kb1 Nc4 22. Qd3 h4 23. Bf4 a5 24. Ka1 a4 25. Bxc4 bxc4 26. Qd2 a3 27. Bxd6 Qb6 28. b3 cxb3 29. axb3 Bxd6 30. Qxd6 Qxd6 31. Rxd6 Ke7 32. Rhd1 Rb7 33. Na4 Bxa4 34. bxa4 Rc8 35. R1d2 Rc4 36. Ka2 Rxa4 37. R6d3 Rba7 38. Rb3 Kf6 39. Rdd3 Rc7 40. c3 Rca7 41. Rb4 R4a6 42. Rb5 g5 43. c4 Ra4 44. c5 Rc4 45. Rxa3 Rc2+ 46. Kb3 Rxa3+ 47. Kxa3 Rxg2 48. Rb1 Rc2 49. Kb4 Ke5 50. Rg1 f6 51. Kb5 Kf4 52. Rf1 h3 53. c6 h2 54. Kb6 Kg3 55. c7 Kg2 56. Rd1 h1Q 57. Rd2+ Kg3 58. Rxc2 Qb1+ 0-1

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "2"]
[White "Piotrowski, Daniel"]
[Black "Sahidi, Samir"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1763"]
[BlackElo "2494"]
[PlyCount "92"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. Be3 Bg7 5. Qd2 dxe4 6. Nxe4 Nd7 7. 0-0-0 Ngf6 8. Nxf6+ Nxf6 9. Bh6 Ne4 10. Qe3 Bxh6 11. Qxh6 Nxf2 12. Qe3 Nxh1 13. Bc4 Qd6 14. Nf3 0-0 15. Rxh1 Bg4 16. Ng5 Rad8 17. c3 Kg7 18. h3 Bc8 19. Rf1 f6 20. Ne4 Qc7 21. g4 b6 22. g5 fxg5 23. Nxg5 Rxf1+ 24. Bxf1 Rf8 25. Bd3 Qf4 26. Kd2 Qxe3+ 27. Kxe3 h6 28. Nf3 Bxh3 29. Ne5 Bf5 30. Be2 Rf6 31. Bf3 c5 32. Nc6 cxd4+ 33. cxd4 a5 34. Bd5 Be6 35. Nxe7 Bxd5 36. Nxd5 Rd6 37. Ke4 h5 38. Ne3 Kf6 39. d5 b5 40. b3 Rd8 41. Kd4 h4 42. Ng4+ Kg5 43. Ne5 Rf8 44. d6 h3 45. d7 Kf6 46. Nf7 Kxf7 0-1

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "14"]
[White "Polster, Christian"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2235"]
[BlackElo "1763"]
[PlyCount "117"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. g3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Ndb5 a6 8. Nd6+ Ke7 9. Bg2 Qc7 10. Nc4 d6 11. Bf4 Bxc3+ 12. bxc3 e5 13. Bc1 Be6 14. Ne3 Na5 15. 0-0 f6 16. Bh3 Bf7 17. Ba3 Nc4 18. Nxc4 Bxc4 19. Re1 Nh6 20. Qd2 Nf7 21. f4 Be6 22. Bxe6 Kxe6 23. Rad1 Rhd8 24. Qd5+ Ke7 25. Rf1 Qc6 26. fxe5 Qxd5 27. exf6+ Ke6 28. exd5+ Kd7 29. Rde1 Re8 30. c4 Rac8 31. c5 dxc5 32. Rxe8 Rxe8 33. c4 b6 34. Kf2 Ne5 35. Kg2 Nxc4 36. Bc1 Nd6 37. Bh6 Nf7 38. Bg7 Re5 39. a4 Kd6 40. Rb1 Kc7 41. d6+ Nxd6 42. Kf3 Nf7 43. Kf4 Kc6 44. h4 b5 45. axb5+ axb5 46. Ra1 Kb6 47. Ra8 Rd5 48. Rf8 Rd4+ 49. Ke3 Ne5 50. Re8 Nd7 51. Re7 b4 52. f7 b3 53. Bxd4 cxd4+ 54. Kxd4 b2 55. Re1 Nf8 56. Rb1 Kc6 57. Rxb2 Kd7 58. Re2 Ne6+ 59. Rxe6 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "1"]
[White "Sahidi, Samir"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2494"]
[BlackElo "1763"]
[PlyCount "101"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb3 Nc6 9. Qe2 dxe5 10. dxe5 Nb4 11. 0-0 Qd3 12. Qxd3 Nxd3 13. Nc3 Be7 14. Rd1 Nxc1 15. Raxc1 0-0 16. Nb5 Bd7 17. Nd6 Bc6 18. Nd4 Bd5 19. Rc7 Bd8 20. Rc2 Be7 21. Bxd5 Nxd5 22. Nxb7 Rab8 23. Na5 Nb4 24. Rcd2 Bg5 25. Re2 Nxa2 26. Ndc6 Rb5 27. g3 Nb4 28. f4 Nxc6 29. Nxc6 Rb6 30. Rd6 Bh6 31. Nxa7 Rb7 32. Nc6 g6 33. Kf2 Rc8 34. Rc2 Rbc7 35. Ne7+ Rxe7 36. Rxc8+ Kg7 37. b4 g5 38. Kf3 gxf4 39. gxf4 Rb7 40. Rd4 Kg6 41. Kg4 Bg7 42. h4 h5+ 43. Kf3 Ra7 44. Rc3 Ra1 45. Rb3 Bf8 46. Rc4 Be7 47. b5 Bxh4 48. b6 Rf1+ 49. Ke2 Rf2+ 50. Ke3 Rf1 51. b7 1-0

[Event "Warsaw Szansa op"]
[Site "Warsaw"]
[Date "2022.09.18"]
[Round "8"]
[White "Piotrowski, Daniel"]
[Black "Fiszer, Bartosz"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1758"]
[BlackElo "2232"]
[PlyCount "130"]
[EventDate "2022.09.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Bd3 Bg5 9. Nc4 Bxc1 10. Qxc1 Nf6 11. Qg5 0-0 12. Ne3 Be6 13. 0-0-0 b5 14. Nf5 Bxf5 15. Qxf5 Nd4 16. Qg5 Qa5 17. Kb1 b4 18. Ne2 Nxe2 19. Bxe2 Nxe4 20. Qe3 d5 21. Bd3 f5 22. f3 Qc5 23. Qxc5 Nxc5 24. Be2 Rfd8 25. Rd2 Kf7 26. Rhd1 d4 27. f4 Ne4 28. Bc4+ Kg6 29. Rd3 Nf2 30. Rg3+ Kh6 31. Rf1 exf4 32. Rf3 Ne4 33. Rh3+ Kg6 34. Kc1 Rdc8 35. Bd3 Ng5 36. Rxf4 Nxh3 37. gxh3 Rf8 38. Rxd4 a5 39. Kd2 Kg5 40. Ke3 Rad8 41. Rc4 Rc8 42. h4+ Kf6 43. Rf4 g6 44. Kf3 Ke5 45. Kg3 h6 46. Rf1 g5 47. Re1+ Kf6 48. hxg5+ hxg5 49. Re2 Rh8 50. Rf2 f4+ 51. Kg2 Rc7 52. h3 Re7 53. Be2 Re3 54. Bf3 Rd8 55. Kf1 Ke5 56. Bg4 a4 57. b3 a3 58. Kg2 Rd4 59. Be2 Rd2 60. Kf1 Kd4 61. Rg2 Kc3 62. Rxg5 Rexe2 63. Rc5+ Kb2 64. h4 Rh2 65. Kg1 Rxc2 0-1

[Event "Warsaw Szansa op"]
[Site "Warsaw"]
[Date "2022.09.18"]
[Round "10"]
[White "Siekanska, Zuzanna"]
[Black "Piotrowski, Daniel"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1898"]
[BlackElo "1758"]
[PlyCount "114"]
[EventDate "2022.09.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. Be2 e5 4. d3 Nge7 5. f4 g6 6. Nf3 Bg7 7. 0-0 0-0 8. fxe5 Nxe5 9. Nxe5 Bxe5 10. Bg5 f6 11. Bf4 d6 12. Rb1 Be6 13. a3 Qd7 14. Qd2 Rad8 15. Rf2 b6 16. Rbf1 Bxf4 17. Qxf4 Rf7 18. g4 d5 19. Qg3 Nc6 20. Rxf6 Nd4 21. Bd1 Rdf8 22. g5 dxe4 23. Nxe4 Nf5 24. Qe5 Qd4+ 25. Qxd4 Nxd4 26. c3 Nc6 27. Rxf7 Rxf7 28. Nf6+ Kg7 29. Re1 Bf5 30. Bf3 Re7 31. Rxe7+ Nxe7 32. d4 cxd4 33. cxd4 Nc8 34. Ne4 h6 35. gxh6+ Kxh6 36. Kf2 g5 37. d5 Kg6 38. Ke3 Bxe4 39. Bxe4+ Kf6 40. Kd4 Nd6 41. Bd3 Nb7 42. b4 Nd6 43. a4 Nb7 44. d6 Nxd6 45. Kd5 Ke7 46. Kc6 Nf7 47. Kb7 Kd6 48. Kxa7 Kc7 49. b5 Nd6 50. Ka6 Nb7 51. Ka7 Nd6 52. Bc2 Nc8+ 53. Ka6 Nd6 54. Bd3 Nb7 55. Ka7 Nd6 56. a5 Nxb5+ 57. Bxb5 bxa5 1/2-1/2

[Event "Warsaw Szansa op"]
[Site "Warsaw"]
[Date "2022.09.17"]
[Round "5"]
[White "Janeczko, Jakub"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2159"]
[BlackElo "1758"]
[PlyCount "55"]
[EventDate "2022.09.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 e6 6. Nf3 Nge7 7. 0-0 d5 8. c3 0-0 9. Na3 a6 10. e5 d4 11. c4 b6 12. Nc2 a5 13. Qe2 Rb8 14. a4 Bb7 15. Bd2 Nb4 16. Nxb4 axb4 17. Be1 Ra8 18. b3 Bc6 19. g4 Qd7 20. Bh4 Nc8 21. Ng5 Bxg2 22. Qxg2 Na7 23. Ne4 f5 24. exf6 Bh8 25. a5 b5 26. Nxc5 Qd6 27. Ne4 Qc7 28. f5 1-0

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2021.05.16"]
[Round "6.11"]
[White "Kulikowski, Michal1111"]
[Black "Piotrowski, Daniel"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1498"]
[BlackElo "1660"]
[PlyCount "69"]
[EventDate "2021.05.15"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]
[WhiteTeam "Krakow Jagiellonski Univ"]
[BlackTeam "Poznan Mickiewicz Univ"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 Nge7 7. 0-0 d6 8. a3 Be6 9. Nd5 0-0 10. Rb1 a5 11. b3 Rb8 12. Bb2 b5 13. d4 bxc4 14. bxc4 exd4 15. Ba1 dxe3 16. Nxe3 Bxa1 17. Rxb8 Qxb8 18. Qxa1 Qc7 19. Nf4 Nd4 20. Nfd5 Nxd5 21. Nxd5 Bxd5 22. Bxd5 Rb8 23. Rb1 h6 24. Kg2 Rb6 25. Rxb6 Qxb6 26. Qc3 Qd8 27. Qe3 Kg7 28. h3 h5 29. Qf4 Qf6 30. Qd2 Qd8 31. Qf4 Nc2 32. Qxf7+ Kh6 33. Qf4+ Kg7 34. Qf7+ Kh6 35. Qf4+ 1/2-1/2

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2021.05.16"]
[Round "8.23"]
[White "Piotrowski, Daniel"]
[Black "Lukasiewicz, Aleksander"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1660"]
[BlackElo "1936"]
[PlyCount "100"]
[EventDate "2021.05.15"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]
[WhiteTeam "Poznan Mickiewicz Univ"]
[BlackTeam "Wroclaw University"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Nb3 Bb6 7. Qe2 0-0 8. Be3 Re8 9. f3 d6 10. 0-0-0 Bxe3+ 11. Qxe3 a5 12. a3 Be6 13. Nc5 Bc8 14. g4 Qe7 15. Nd3 Be6 16. Nf4 Ne5 17. h4 c6 18. g5 Nfd7 19. Be2 b5 20. Nxe6 Qxe6 21. f4 Nc4 22. Bxc4 bxc4 23. Qd4 Qg4 24. Qxd6 Nf8 25. f5 Rac8 26. Qc5 Red8 27. Qxc4 Rxd1+ 28. Rxd1 Qxh4 29. Rg1 Qh2 30. Rd1 Qf4+ 31. Kb1 Qxg5 32. Qa6 Rb8 33. Qxa5 Qe7 34. Ka2 Qb7 35. b4 Ra8 36. Qc5 Qa6 37. a4 Qb7 38. Qd6 Qa6 39. Kb3 Qb7 40. Rd4 Rc8 41. Ka3 Qa7 42. Rc4 Qb7 43. f6 g6 44. e5 Ne6 45. Ne4 Qb6 46. Nc5 Nxc5 47. Qxc5 Qc7 48. Qe3 Qd8 49. Qh6 Qf8 50. Kb3 Qxh6 0-1

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2021.05.16"]
[Round "9.17"]
[White "Piotrowski, Daniel"]
[Black "Woloch, Oskar"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1660"]
[BlackElo "2117"]
[PlyCount "94"]
[EventDate "2021.05.15"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]
[WhiteTeam "Poznan Mickiewicz Univ"]
[BlackTeam "Wroclaw Politechnik"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 c6 11. Qf3 Bd6 12. h3 Rb8 13. b3 Be5 14. Bf4 Re8 15. Rae1 Bxf4 16. Qxf4 Be6 17. Ne2 c5 18. c3 Qa5 19. Qd2 c4 20. Bc2 cxb3 21. axb3 Ne4 22. Bxe4 dxe4 23. Nd4 Bd5 24. Ra1 Qb6 25. Qg5 Be6 26. Rfe1 Bd7 27. Re3 h6 28. Qd5 Qb7 29. Qa5 f5 30. Qxa7 Qd5 31. Qa5 Qf7 32. Rae1 Ra8 33. Qc7 Ra2 34. g3 Re7 35. Qd6 Rd2 36. Qa3 f4 37. R3e2 Rxe2 38. Nxe2 fxg3 39. Nxg3 Bxh3 40. Kh2 Bg4 41. Rf1 Qf6 42. Qa8+ Kh7 43. Qd5 Re5 44. Qd2 Qh4+ 45. Kg1 Bf3 46. Qd6 Rg5 47. Ra1 Qh1# 0-1

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2021.05.16"]
[Round "7.5"]
[White "Powalka, Michal"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1970"]
[BlackElo "1660"]
[PlyCount "76"]
[EventDate "2021.05.15"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]
[WhiteTeam "Warsaw Kozminski Academy"]
[BlackTeam "Poznan Mickiewicz Univ"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nb3 Qc7 7. 0-0 Nf6 8. Nc3 Be7 9. f4 d6 10. Qf3 0-0 11. Bd2 Rb8 12. a3 b5 13. Rae1 Bb7 14. Qg3 Nd7 15. f5 Kh8 16. Qh3 exf5 17. Nd5 Qd8 18. Rxf5 g6 19. Bc3+ Nce5 20. Nxe7 Qxe7 21. Rf4 Kg8 22. Nd4 Nc5 23. Ref1 f6 24. b4 Bc8 25. Qg3 Ne6 26. Nf5 Qd8 27. Rh4 Ng5 28. Ne3 Be6 29. Rhf4 Kg7 30. h4 Ngf7 31. Rxf6 Qxf6 32. Rxf6 Kxf6 33. Nd5+ Bxd5 34. exd5 Rbc8 35. Bb2 Kg7 36. h5 g5 37. Bxe5+ dxe5 38. Bf5 Rc4 1-0

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2021.05.15"]
[Round "2.11"]
[White "Chrzaszcz, Malvina"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2015"]
[BlackElo "1660"]
[PlyCount "116"]
[EventDate "2021.05.15"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]
[WhiteTeam "Warsaw Univ"]
[BlackTeam "Poznan Mickiewicz Univ"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Be3 Nf6 7. Nc3 Qc7 8. 0-0 Bd6 9. Nxc6 dxc6 10. f4 e5 11. f5 h5 12. Kh1 b5 13. Ne2 c5 14. c4 b4 15. a3 Bb7 16. axb4 cxb4 17. c5 Be7 18. Qa4+ Qc6 19. Qxb4 Nxe4 20. Bxe4 Qxe4 21. Qxe4 Bxe4 22. Nc3 Bc6 23. b4 0-0 24. Na4 Bb5 25. Rfd1 Rad8 26. Nb6 Rxd1+ 27. Rxd1 Rd8 28. Nd5 Kf8 29. Rd2 Bh4 30. g3 Bxg3 31. hxg3 Bc6 32. Kg1 Rxd5 33. Rxd5 Bxd5 34. Kf2 Be4 35. Bd2 Bxf5 36. Bc3 f6 37. Ke3 Ke7 38. Be1 Ke6 39. Kd2 Kd5 40. Kc3 Bd7 41. Bd2 Bb5 42. Be1 Ke4 43. Kd2 Kf3 44. Kd1 e4 45. Kd2 e3+ 46. Kd1 Ba4+ 47. Kc1 Ke2 48. Bc3 Kf2 49. Bd4 Kf3 50. c6 Bxc6 51. Kd1 Bb5 52. Bc5 e2+ 53. Ke1 Kxg3 54. Bf8 g6 55. Bg7 f5 56. Be5+ f4 57. Bd6 h4 58. Kd2 h3 0-1

[Event "POL-ch Academic"]
[Site "Chorzow"]
[Date "2021.05.14"]
[Round "1.4"]
[White "Piotrowski, Daniel"]
[Black "Gumularz, Szymon"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1660"]
[BlackElo "2517"]
[PlyCount "107"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. a3 Nd7 7. Bd3 Bb7 8. Nge2 c5 9. dxc5 Nxc5 10. Ng3 h5 11. h4 Nf6 12. f3 Rc8 13. Be2 0-0 14. 0-0-0 Qa5 15. Kb1 Rfd8 16. Nd5 Qxd2 17. Rxd2 Nxd5 18. exd5 Be5 19. Ne4 Nxe4 20. fxe4 Kg7 21. g4 hxg4 22. Bxg4 Rc4 23. Bf3 Rh8 24. h5 gxh5 25. Rg2+ Kf8 26. Rxh5 Rxh5 27. Bxh5 Rxe4 28. Bh6+ Ke8 29. Rg8+ Kd7 30. Bxf7 Re1+ 31. Ka2 Rd1 32. Be6+ Kc7 33. Re8 Bf6 34. Bf8 Bxd5+ 35. Bxd5 Rxd5 36. Kb3 Rh5 37. Ra8 Rh8 38. Re8 Kd7 39. Ra8 Ke6 40. a4 Kf7 41. axb5 axb5 42. Rb8 Rxf8 43. Rxb5 e5 44. Kc4 Ke6 45. Kd3 d5 46. b3 e4+ 47. Ke2 Bd4 48. Ra5 Rf2+ 49. Kd1 e3 50. Ra8 Ke7 51. Rb8 Bc3 52. Rb7+ Ke6 53. Rb6+ Ke5 54. Kc1 0-1

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2020.08.15"]
[Round "5"]
[White "Duda, Szymon"]
[Black "Piotrowski, Daniel"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "1531"]
[BlackElo "1646"]
[PlyCount "47"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. b3 d5 4. e3 Bg7 5. Bb2 0-0 6. c4 c6 7. Bd3 Nbd7 8. 0-0 b6 9. Nc3 Bb7 10. cxd5 cxd5 11. Rc1 Rc8 12. Ne2 Ne4 13. Rxc8 Qxc8 14. Qc2 Qxc2 15. Bxc2 Ndf6 16. Ng3 Nxg3 17. hxg3 Rc8 18. Rc1 e6 19. Bd3 Rxc1+ 20. Bxc1 Bf8 21. Kf1 Bd6 22. Ke2 Kf8 23. Bb2 Ke7 24. Nd2 1/2-1/2

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2020.08.15"]
[Round "7"]
[White "Janikowska, Wiktoria"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1549"]
[BlackElo "1646"]
[PlyCount "96"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 g6 5. Nf3 Bg7 6. 0-0 e6 7. Nxd4 cxd4 8. Nb5 d6 9. a4 a6 10. Na3 Ne7 11. d3 0-0 12. Bd2 Bd7 13. Bb3 d5 14. Bb4 dxe4 15. dxe4 Re8 16. Nc4 Bc6 17. Re1 Nc8 18. Na5 Qb6 19. Qd2 Bh6 20. Qxh6 Qxb4 21. Nxc6 bxc6 22. Rad1 e5 23. Kf1 Qf8 24. Qh4 Kg7 25. Rd3 Qe7 26. Qg4 h5 27. Qg3 Nb6 28. Rf3 f6 29. h3 a5 30. Rf5 Kh7 31. Rf3 c5 32. Qh4 Kg7 33. g4 hxg4 34. Qxg4 c4 35. Ba2 Rh8 36. Rg3 Rh6 37. b3 Rah8 38. Kg2 g5 39. Qe2 Rh4 40. bxc4 Nxa4 41. Qd3 Nc3 42. Bb1 Qb7 43. f3 Nxb1 44. Qd1 Nc3 45. Qc1 Rf4 46. Qa1 Qb4 47. Kh2 a4 48. Kg2 a3 0-1

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2020.08.15"]
[Round "1"]
[White "Maciejewski, Robert"]
[Black "Piotrowski, Daniel"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1286"]
[BlackElo "1646"]
[PlyCount "82"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Nf6 3. b3 Bg7 4. Bb2 0-0 5. g3 c5 6. Bg2 Nc6 7. 0-0 d5 8. cxd5 Nxd5 9. Bxg7 Kxg7 10. d4 cxd4 11. Nxd4 Nxd4 12. Qxd4+ Nf6 13. Rd1 Bg4 14. Nc3 Qxd4 15. Rxd4 Rab8 16. f3 Bd7 17. Ne4 Bc6 18. Nxf6 Kxf6 19. f4 Bxg2 20. Kxg2 Rfc8 21. Rad1 Rc2 22. R1d2 Rbc8 23. Kf3 R8c3+ 24. Kf2 e6 25. Rd7 Rxd2 26. Rxd2 Ke7 27. e3 e5 28. fxe5 Rc5 29. Kf3 Rxe5 30. Rd4 Rc5 31. Rd2 h5 32. h4 Ke6 33. Ke2 Rb5 34. Rc2 Kd6 35. Rd2+ Ke5 36. Rd7 Ke6 37. Rc7 a5 38. Rc4 Rd5 39. Rc7 Rb5 40. Rc4 Rd5 41. Rc7 Ke5 1/2-1/2

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2020.08.15"]
[Round "6"]
[White "Piotrowski, Daniel"]
[Black "Cieply, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B68"]
[WhiteElo "1646"]
[BlackElo "1549"]
[PlyCount "70"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Qc7 10. Kb1 Be7 11. Be2 0-0-0 12. Nb3 Kb8 13. h4 h6 14. Bxf6 gxf6 15. g4 Bc8 16. Qe3 b5 17. Bf3 Bb7 18. Ne2 Rc8 19. Rd2 Na5 20. Nxa5 Qxa5 21. Rhd1 Qc7 22. f5 Qc5 23. Qb3 Qc4 24. Qe3 Qc5 25. Qb3 Qe5 26. Rd4 Rc7 27. Qd3 Rhc8 28. c3 Qc5 29. Qd2 Bf8 30. Rd3 Qe5 31. Qf4 Rc4 32. Rd4 R4c7 33. R4d3 Rc4 34. Rd4 R4c7 35. R4d3 Rc4 1/2-1/2

[Event "Ustron op-C"]
[Site "Ustron"]
[Date "2020.08.15"]
[Round "4"]
[White "Piotrowski, Daniel"]
[Black "Kubik, Rafal"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1646"]
[BlackElo "1522"]
[PlyCount "79"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Nxd5 6. 0-0 e6 7. c4 Nb6 8. b3 Be7 9. Be3 0-0 10. Nbc3 c6 11. Qc2 N8d7 12. Rad1 Nf6 13. h3 Qd7 14. Ng3 Nc8 15. Nge4 Nxe4 16. Nxe4 b6 17. Ng5 g6 18. Rd3 Rd8 19. Rfd1 Nd6 20. Nf3 Nf5 21. Bc1 Qc7 22. Bb2 Bf6 23. Qd2 h5 24. g4 hxg4 25. hxg4 Ne7 26. Kg2 Kf8 27. Ng5 Nc8 28. Nh7+ Ke7 29. Nxf6 Kxf6 30. d5+ e5 31. g5+ Ke7 32. Bxe5 Qxe5 33. Re3 Qxe3 34. Qxe3+ Kf8 35. Qe5 cxd5 36. Rh1 Ne7 37. Rh7 Ng8 38. Qg7+ Ke7 39. Qxf7+ Kd6 40. Qxd5# 1-0

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.25"]
[Round "9"]
[White "Geselle, Roman"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1402"]
[BlackElo "1619"]
[PlyCount "54"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 c5 2. dxc5 e6 3. b4 a5 4. c3 Na6 5. a3 Nf6 6. Bb2 b6 7. cxb6 Qxb6 8. e3 Bb7 9. b5 Nc5 10. a4 d5 11. Nf3 Bd6 12. Be2 Rc8 13. 0-0 Bb8 14. Nd4 Qc7 15. g3 0-0 16. Nd2 e5 17. N4f3 Rfe8 18. Nh4 Qd7 19. Kg2 d4+ 20. Kg1 d3 21. Bf3 e4 22. Bh1 g5 23. Ng2 Qh3 24. f3 exf3 25. Nxf3 Ng4 26. Nge1 Nxe3 27. Qd2 Qxf1# 0-1

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.24"]
[Round "8"]
[White "Piotrowski, Daniel"]
[Black "Stanislawski, Karol"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1619"]
[BlackElo "1205"]
[PlyCount "62"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 Bd7 11. f4 Nxd4 12. Bxd4 Bc6 13. Qe2 Rac8 14. Rad1 Nd7 15. Bxg7 Kxg7 16. Kh1 Nc5 17. f5 b5 18. e5 b4 19. f6+ exf6 20. exf6+ Kh8 21. Nb1 Nxb3 22. axb3 Bb5 23. Qd2 Bxf1 24. Rxf1 Qc5 25. c4 a5 26. Qh6 Rg8 27. Nd2 Qh5 28. Qe3 Qe5 29. Qh6 Qh5 30. Qe3 Qe5 31. Qh6 Qh5 1/2-1/2

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.23"]
[Round "7"]
[White "Sandberg, Martin"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1867"]
[BlackElo "1619"]
[PlyCount "129"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 Be7 5. Bg5 0-0 6. e3 b6 7. Bd3 Bb7 8. Qc2 Nbd7 9. 0-0 h6 10. Bh4 c5 11. Bg3 Rc8 12. Qe2 Ne4 13. cxd5 exd5 14. Rad1 Ndf6 15. Rc1 Nxg3 16. hxg3 c4 17. Bb1 Re8 18. Ne5 a6 19. Qc2 Bd6 20. f4 b5 21. Qe2 b4 22. Nd1 Qc7 23. Nf2 Bxe5 24. fxe5 Nh7 25. Nh3 Qe7 26. Qh5 Rc7 27. Qf5 g6 28. Qf4 Kg7 29. e6 f6 30. Qg4 Qxe6 31. Qxg6+ Kf8 32. Rf3 Qf7 33. Qxh6+ Qg7 34. Qh5 Rce7 35. Re1 Bc8 36. Nf4 Bg4 37. Ng6+ Kg8 38. Qxg4 Kf7 39. Ne5+ Kg8 40. Bxh7+ Kxh7 41. Qh4+ Qh6 42. Qxh6+ Kxh6 43. Rxf6+ Kg7 44. Ref1 c3 45. bxc3 bxc3 46. Rc6 Rb8 47. Rxc3 a5 48. Rfc1 Rbb7 49. Kf2 a4 50. R1c2 a3 51. Rxa3 Rb1 52. Rac3 Kh6 53. Rc6+ Kh5 54. g4+ Kh4 55. Ng6+ Kxg4 56. Nxe7 Rh1 57. Rg6+ Kh5 58. g4+ Kh4 59. Nf5+ Kh3 60. Rh6+ Kxg4 61. Rxh1 Kg5 62. Nd6 Kg4 63. Rg1+ Kh3 64. Rc8 Kh2 65. Rh8# 1-0

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.22"]
[Round "6"]
[White "Piotrowski, Daniel"]
[Black "Murgala, Dawid"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "1619"]
[PlyCount "39"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 c5 8. Nb5 Na6 9. Nd6+ Kd8 10. Bxa6 bxa6 11. Nf3 f6 12. Qd2 Nb6 13. dxc5 fxe5 14. fxe5 Rf8 15. cxb6 axb6 16. 0-0 Bd7 17. Ng5 Kc7 18. Qc3+ Bc6 19. Nf3 d4 20. Nxd4 1-0

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.21"]
[Round "5"]
[White "Lakowski, Filip"]
[Black "Piotrowski, Daniel"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1272"]
[BlackElo "1619"]
[PlyCount "61"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 d6 7. Bc4 Nc6 8. 0-0 Nb6 9. Bb3 Be7 10. Nc3 dxe5 11. dxe5 Qxd1 12. Rxd1 0-0 13. Be3 Nd7 14. Bf4 Nc5 15. Bc2 Nb4 16. Be4 Nxe4 17. Nxe4 Nd5 18. Bd2 Bd7 19. Nc3 Bc6 20. Nxd5 Bxd5 21. Be3 a6 22. a3 Rfc8 23. Rac1 h6 24. h3 Kh7 25. Nd4 g5 26. g4 Kg6 27. Kh2 f6 28. Nf5 Bf8 29. exf6 Kxf6 30. Bd4+ Kf7 31. Ne3 1/2-1/2

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.20"]
[Round "4"]
[White "Piotrowski, Daniel"]
[Black "Malaczek, Mateusz"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1619"]
[BlackElo "1998"]
[PlyCount "82"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 a6 5. a4 Nf6 6. Bc4 0-0 7. h3 Nxe4 8. Nxe4 d5 9. Bxd5 Qxd5 10. Nc3 Qh5 11. Be3 Rd8 12. Qe2 Bg4 13. 0-0-0 Bxf3 14. Qxf3 Qxf3 15. gxf3 Nc6 16. Ne2 b5 17. axb5 axb5 18. c3 Na5 19. Kc2 Nc4 20. Ra1 e6 21. b3 Nb6 22. Rxa8 Rxa8 23. Kb2 b4 24. c4 c5 25. Ra1 Rd8 26. Rd1 cxd4 27. Bxd4 e5 28. Bxb6 Rxd1 29. Kc2 Ra1 30. Nc1 f5 31. Nd3 Ra2+ 32. Kb1 Rd2 33. Nxb4 e4 34. c5 Rb2+ 35. Kc1 Rxb3 36. Nd5 Kf7 37. fxe4 fxe4 38. c6 Ke6 39. c7 Kd7 40. Ne7 Rc3+ 41. Kd2 Kxe7 0-1

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.19"]
[Round "3"]
[White "Andrzejewska, Maja"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1314"]
[BlackElo "1619"]
[PlyCount "108"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Bf3 Qc7 7. Be3 Nc6 8. Nxc6 dxc6 9. Nd2 b5 10. a3 Bb7 11. c4 c5 12. Qc2 Be7 13. 0-0 e5 14. cxb5 axb5 15. Rfc1 Rc8 16. Be2 Qd7 17. f3 0-0 18. Qc3 Bd6 19. Qa5 c4 20. a4 b4 21. Qb5 Bc6 22. Qxc4 Bxe4 23. Qa2 Bf5 24. b3 Nd5 25. Bb5 Qb7 26. Bf2 Nc3 27. Qb2 Rfd8 28. Nc4 e4 29. Bb6 exf3 30. Rxc3 bxc3 31. Qf2 Be6 32. Be3 fxg2 33. Qxg2 Bd5 34. Qf2 Bxc4 35. Bxc4 Be5 36. Rf1 Bf6 37. a5 Rxc4 38. bxc4 Qa6 39. Bb6 Qxc4 40. Bxd8 Bd4 41. Bb6 Bxf2+ 42. Bxf2 c2 43. Be3 Qg4+ 44. Kf2 Qf5+ 45. Kg1 Qxa5 46. Rc1 Qa4 47. Kf2 h6 48. Rg1 Qh4+ 49. Kg2 g5 50. Rc1 Kh7 51. Kg1 Qe4 52. Kf2 Kg6 53. Ra1 g4 54. Bc1 Qd4+ 0-1

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.18"]
[Round "1"]
[White "Nowak, Mikolaj"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2281"]
[BlackElo "1619"]
[PlyCount "71"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. f4 e6 4. Nf3 Be7 5. 0-0 0-0 6. d3 b6 7. c3 c5 8. e4 Bb7 9. e5 Ne8 10. d4 f5 11. exf6 Bxf6 12. Be3 c4 13. Nbd2 Nc6 14. Qe2 Nc7 15. Ne5 Bxe5 16. dxe5 Qd7 17. Nf3 Rae8 18. Qc2 g6 19. h4 Qg7 20. Kh2 b5 21. Bc5 Rf7 22. Bh3 Bc8 23. Bd6 a5 24. Qf2 d4 25. Ng5 Rd7 26. Bxc7 Rxc7 27. cxd4 Nb4 28. Ne4 Rd8 29. Nd6 Bd7 30. Qd2 Ra7 31. g4 Qe7 32. f5 Qxh4 33. fxg6 hxg6 34. Rf6 Nd5 35. Rxg6+ Kh7 36. Rg5 1-0

[Event "Poznan op 27th"]
[Site "Poznan"]
[Date "2019.08.18"]
[Round "2"]
[White "Piotrowski, Daniel"]
[Black "Golinska, Patrycja"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1619"]
[BlackElo "1203"]
[PlyCount "135"]
[EventDate "2019.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Bg5 Be7 8. Bc4 h6 9. Bh4 0-0 10. 0-0 Be6 11. Rad1 a6 12. Bxe6 fxe6 13. e5 dxe5 14. Qxe5 Qc8 15. Rde1 Ng4 16. Qg3 Nf6 17. Qh3 Kf7 18. Re2 Re8 19. Rfe1 Bd8 20. Qf3 Kg8 21. Na4 b6 22. Qb3 Kf7 23. c4 Rb8 24. c5 bxc5 25. Qc3 Rb4 26. Bg3 Rb5 27. Nxc5 Rb6 28. b3 Rc6 29. b4 Rb6 30. Qc4 Nd5 31. Nxe6 Rbxe6 32. Qxd5 c6 33. Qc4 Qd7 34. h3 a5 35. f4 Bb6+ 36. Kh2 Qd5 37. Qxd5 cxd5 38. Rxe6 Rxe6 39. Rd1 axb4 40. Rxd5 Rc6 41. Rb5 Bc5 42. Be1 Bd6 43. Bg3 Rc4 44. f5 Bc5 45. Be5 Rc2 46. Rb7+ Ke8 47. Rxg7 Rxa2 48. Rh7 b3 49. Rb7 Rf2 50. f6 Rf5 51. Bc3 Bd6+ 52. g3 Rf2+ 53. Kh1 Bxg3 54. Rxb3 Rf3 55. Kg2 Rd3 56. Ra3 Bd6 57. Ra8+ Kf7 58. Ra7+ Kg6 59. Ba1 Rg3+ 60. Kf1 Rxh3 61. f7 Rf3+ 62. Ke2 Rxf7 63. Ra6 Re7+ 64. Kd3 Re6 65. Kc4 Kf5 66. Kd5 Re1 67. Rxd6 Rxa1 68. Rxh6 1/2-1/2

[Event "Gryfice Region-ch 11th"]
[Site "Gryfice"]
[Date "2013.11.17"]
[Round "9"]
[White "Karwowski, Kacper"]
[Black "Piotrowski, Daniel"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1904"]
[PlyCount "71"]
[EventDate "2013.11.09"]
[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 g6 6. Be2 Bg7 7. 0-0 0-0 8. Nb3 Nc6 9. Bg5 Be6 10. Kh1 Qc7 11. f4 Bd7 12. Bf3 e6 13. Nb5 Qb6 14. Nxd6 Nb8 15. e5 Ne8 16. Be7 Nxd6 17. Bxf8 Bxf8 18. exd6 Bxd6 19. Bxb7 Qxb7 20. Qxd6 Bc6 21. Rf2 Nd7 22. Na5 Qxb2 23. Raf1 Bb5 24. c4 Qc3 25. cxb5 Nf6 26. Qc6 Rc8 27. Qxc3 Rxc3 28. Rf3 Rc2 29. a3 Ne4 30. Nc6 Rc5 31. Nxa7 Nd2 32. b6 Nxf3 33. b7 Kg7 34. b8Q Nh4 35. Qb2+ Kg8 36. Rd1 1-0

[Event "Gryfice Region-ch 11th"]
[Site "Gryfice"]
[Date "2013.11.16"]
[Round "7"]
[White "Piotrowski, Daniel"]
[Black "Kubiak, Jakub"]
[Result "1/2-1/2"]
[ECO "B90"]
[BlackElo "1531"]
[PlyCount "69"]
[EventDate "2013.11.09"]
[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 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 a5 11. Kb1 a4 12. Nc1 Nbd7 13. g4 Nb6 14. g5 Ne8 15. h4 Nc4 16. Bxc4 Bxc4 17. h5 f5 18. gxf6 Nxf6 19. Qg2 b5 20. Rdg1 Rf7 21. Bh6 Bf8 22. a3 Qc7 23. N1a2 d5 24. exd5 Nxd5 25. Nxd5 Bxd5 26. Rh3 Qb7 27. Qe2 Qd7 28. Rhg3 Bxa2+ 29. Kxa2 Qe6+ 30. Kb1 Qxh6 31. Qxe5 Bd6 32. Qd5 Ra6 33. Rxg7+ Qxg7 34. Rxg7+ Kxg7 35. Qxb5 1/2-1/2

[Event "Gryfice Region-ch 11th"]
[Site "Gryfice"]
[Date "2013.11.10"]
[Round "4"]
[White "Popadowski, Wojciech"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "B72"]
[PlyCount "46"]
[EventDate "2013.11.09"]
[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 g6 6. Be3 Bg7 7. Be2 Nc6 8. f4 Ng4 9. Bxg4 Bxg4 10. Qxg4 Nxd4 11. Qd1 Nc6 12. Qd2 Qa5 13. 0-0 0-0 14. f5 Ne5 15. fxg6 fxg6 16. Rxf8+ Rxf8 17. Bh6 Bxh6 18. Qxh6 Qb6+ 19. Kh1 Ng4 20. Qg5 Nf2+ 21. Kg1 Nh3+ 22. Kh1 Qg1+ 23. Rxg1 Nf2# 0-1

[Event "Gryfice Region-ch 11th"]
[Site "Gryfice"]
[Date "2013.11.09"]
[Round "3"]
[White "Piotrowski, Daniel"]
[Black "Bladoszewski, Kamil"]
[Result "0-1"]
[ECO "B78"]
[BlackElo "1498"]
[PlyCount "64"]
[EventDate "2013.11.09"]
[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 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Nxd4 12. Bxd4 a5 13. g4 b5 14. a3 b4 15. axb4 axb4 16. Nb1 Qa5 17. h4 Rc7 18. h5 Rfc8 19. hxg6 hxg6 20. Qh2 Ba4 21. Bxa4 Qxa4 22. Rd2 Rc4 23. g5 Nh5 24. Bxg7 Kxg7 25. Kd1 Qa1 26. Kc1 Ra8 27. b3 Rc3 28. e5 Ra2 29. exd6 exd6 30. Kd1 Qxb1+ 31. Ke2 Qb2 32. Qxd6 Rxc2 0-1

[Event "Gryfice Region-ch 11th"]
[Site "Gryfice"]
[Date "2013.11.09"]
[Round "1"]
[White "Piotrowski, Daniel"]
[Black "Tymrakiewicz, Jan"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "1743"]
[PlyCount "60"]
[EventDate "2013.11.09"]
[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 d6 3. d4 exd4 4. Nxd4 Be7 5. Bc4 Nf6 6. Nc3 c6 7. a4 0-0 8. 0-0 Nbd7 9. Nf5 Ne5 10. Nxe7+ Qxe7 11. Bb3 Be6 12. Bxe6 fxe6 13. b3 Rad8 14. Bb2 Nfg4 15. f3 Ne3 16. Qe2 Nxf1 17. Qxf1 Ng6 18. Ne2 e5 19. Qf2 Nf4 20. Ng3 g6 21. Qxa7 h5 22. Qf2 Qg5 23. Kh1 d5 24. a5 h4 25. Nf1 dxe4 26. fxe4 Nd3 27. Qxf8+ Rxf8 28. cxd3 Rf2 29. Ne3 Qxe3 30. Ba3 h3 0-1

[Event "Gryfice Region-ch 11th"]
[Site "Gryfice"]
[Date "2013.11.09"]
[Round "2"]
[White "Zywica, Damian"]
[Black "Piotrowski, Daniel"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "67"]
[EventDate "2013.11.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d5 3. Nc3 Bf5 4. Bd3 Bg6 5. Bxg6 hxg6 6. Bd2 e6 7. Qe2 a6 8. h3 Nbd7 9. Nf3 Bd6 10. e4 dxe4 11. Nxe4 Nb6 12. 0-0-0 Nbd5 13. Nxf6+ gxf6 14. g3 b5 15. Nh2 Qd7 16. Ng4 a5 17. Ne3 c6 18. Nxd5 cxd5 19. g4 b4 20. f4 a4 21. f5 b3 22. Kb1 bxc2+ 23. Kxc2 e5 24. fxg6 fxg6 25. Rhe1 Rxh3 26. Qg2 Qc6+ 27. Kb1 Rh7 28. Rc1 Qb5 29. g5 a3 30. b3 Qd3+ 31. Rc2 Rc8 32. Rec1 Rhc7 33. Be1 Rxc2 34. Rxc2 0-1

