[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.16"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "Terkiewicz, Bruno"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2185"]
[BlackElo "2109"]
[PlyCount "109"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Nbd2 Be7 7. Ne5 Nd7 8. Ndf3 Qb6 9. Qb3 Ndxe5 10. Nxe5 f6 11. Nf3 Bd7 12. Be2 0-0 13. 0-0 Rac8 14. Rfe1 Rfd8 15. Bg3 Be8 16. Rad1 Qxb3 17. axb3 Bf7 18. Ra1 a6 19. Bd3 Bg6 20. Bxg6 hxg6 21. h4 Kf7 22. Bf4 Bf8 23. Ra4 Rd7 24. g4 Be7 25. Kg2 Rh8 26. Kg3 Rh7 27. Kg2 Rh8 28. Bg3 Rhd8 29. Re2 Bf8 30. Ra1 Be7 31. Bf4 Re8 32. Ra4 Red8 33. Bh2 Bf8 34. Bg3 Be7 35. Kg1 Bf8 36. Kh1 Be7 37. Kh2 Bf8 38. Kh3 Be7 39. Kh2 Bf8 40. Kg2 Be7 41. Rd2 Bf8 42. Ne1 a5 43. Nd3 b5 44. Ra1 c4 45. bxc4 bxc4 46. Nf4 Rb7 47. f3 Bd6 48. e4 Rb5 49. exd5 exd5 50. Ne2 Bxg3 51. Kxg3 Rdb8 52. Ra2 Nd8 53. Nf4 Ne6 54. Re2 Nxf4 55. Kxf4 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.15"]
[Round "8"]
[White "Romanishin, Oleg M"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2287"]
[BlackElo "2185"]
[PlyCount "53"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d4 Be7 5. c4 0-0 6. 0-0 dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qc2 Bb7 10. Bg5 Nbd7 11. Nbd2 c5 12. a4 bxa4 13. Bxf6 Nxf6 14. Qxa4 cxd4 15. Nxd4 Bxg2 16. Kxg2 Bc5 17. N2f3 Qb6 18. Nb3 Rfb8 19. Nxc5 Qxc5 20. Rfc1 Qd5 21. Rd1 Qb7 22. Rd2 h6 23. Qa6 Qe4 24. Ra4 Qb1 25. Ra1 Qe4 26. Ra4 Qb1 27. Ra1 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.14"]
[Round "7"]
[White "Pniaczek, Marek"]
[Black "Pancewicz, Szymon"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2185"]
[BlackElo "2076"]
[PlyCount "83"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 e6 4. Bf4 Bd6 5. e3 0-0 6. Bg3 c5 7. Nbd2 Nc6 8. Bd3 Qe7 9. Ne5 Nd7 10. Nxd7 Bxd7 11. Bxd6 Qxd6 12. dxc5 Qxc5 13. Bxh7+ Kxh7 14. Qh5+ Kg8 15. Ne4 Qc4 16. Ng5 Rfd8 17. Qxf7+ Kh8 18. Qh5+ Kg8 19. Rd1 e5 20. Qh7+ Kf8 21. Qh8+ Ke7 22. Qxg7+ Kd6 23. e4 d4 24. Nf7+ Kc7 25. Nxe5 Qg8 26. Qxg8 Rxg8 27. Nxd7 Kxd7 28. 0-0 Ne5 29. f4 Ng4 30. Rf3 Rg6 31. Rg3 Rag8 32. Rxd4+ Ke7 33. Rd2 b5 34. Rgd3 Nf6 35. g3 Rg4 36. Kf1 a5 37. Rd4 a4 38. a3 Rc8 39. Kf2 Rg6 40. Kf3 Rc7 41. e5 Nd7 42. f5 1-0

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.13"]
[Round "6"]
[White "Bachor, Tomasz"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2083"]
[BlackElo "2185"]
[PlyCount "88"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. c4 e6 2. d4 Nf6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qb3 Nbd7 10. Rd1 a5 11. Nc3 Qb6 12. Bg5 a4 13. Qc2 h6 14. Bxf6 Nxf6 15. Ne5 Bb7 16. Ne4 Rfd8 17. Nxc6 Bxc6 18. Qxc6 Qxc6 19. Nxf6+ Bxf6 20. Bxc6 Ra6 21. Bxb5 Ra5 22. Bc4 Rxd4 23. Rxd4 Bxd4 24. Rb1 Kf8 25. b4 axb3 26. axb3 Ra1 27. Rxa1 Bxa1 28. b4 Bc3 29. b5 Bd4 30. Kg2 Ke7 31. e3 Bb6 32. Kf3 f5 33. Ke2 Kd6 34. Kd3 Bc5 35. Bb3 Bb6 36. Bd1 Kc5 37. Bh5 Kxb5 38. Bf7 e5 39. f4 exf4 40. gxf4 g5 41. Bg6 gxf4 42. exf4 Kc5 43. Bxf5 Kd6 44. Ke4 Ke7 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.12"]
[Round "5"]
[White "Pniaczek, Marek"]
[Black "Kraczek, Cezary"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2185"]
[BlackElo "2059"]
[PlyCount "123"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 Nbd7 5. Nf3 d5 6. dxe5 dxe4 7. exf6 exf3 8. Qxf3 Ne5 9. Bb5+ c6 10. Qg3 gxf6 11. Be2 Bd6 12. f4 Ng6 13. Be3 f5 14. Nd2 Qh4 15. 0-0-0 Be6 16. Qxh4 Nxh4 17. g3 Ng6 18. Nc4 Bc7 19. Bc5 b6 20. Nd6+ Bxd6 21. Bxd6 f6 22. Rhe1 Kf7 23. h4 Rhe8 24. Bf3 Rac8 25. Kc2 Bd5 26. Bxd5+ cxd5 27. Rxe8 Rxe8 28. Rxd5 Re2+ 29. Rd2 Re3 30. Rd3 Re2+ 31. Kb3 Ne7 32. Bxe7 Kxe7 33. a4 Rg2 34. Ka3 Ke6 35. b4 a6 36. Kb3 Rg1 37. b5 axb5 38. axb5 Rb1+ 39. Kc4 Ke7 40. Rd5 Rg1 41. Rxf5 Rxg3 42. Rh5 Kd6 43. Rh6 Ke6 44. Rxh7 Rg4 45. Kb4 Rxf4+ 46. c4 f5 47. Rh6+ Kd7 48. Rxb6 Rxh4 49. Rf6 f4 50. b6 Rh5 51. c5 Rh1 52. Rxf4 Rb1+ 53. Kc4 Kc6 54. Rf6+ Kb7 55. Rf7+ Kb8 56. Kd5 Rh1 57. Kc6 Rh6+ 58. Kb5 Rh5 59. Ka6 Rh8 60. c6 Rc8 61. c7+ Rxc7 62. Rxc7 1-0

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.11"]
[Round "4"]
[White "Chmura, Eryk"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2039"]
[BlackElo "2185"]
[PlyCount "93"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Nxd4 11. Bxd4 b6 12. Nc3 Bb7 13. Nxd5 Bxd5 14. Bxd5 Qxd5 15. Bb2 Rfd8 16. Qxd5 Rxd5 17. Rfd1 Rxd1+ 18. Rxd1 Rd8 19. Rxd8+ Bxd8 20. Kg2 f5 21. Kf3 Kf7 22. Ke3 g5 23. a4 Ke8 24. Be5 Be7 25. Kd3 Kd7 26. Kc4 Kc6 27. b4 a6 28. b5+ axb5+ 29. axb5+ Kd7 30. Bd4 Bd8 31. Be5 g4 32. e4 fxe4 33. Kd4 Bc7 34. Bg7 Bd6 35. Kxe4 Bc5 36. Kf4 Bxf2 37. Kxg4 Kd6 38. Kf3 Bg1 39. h4 Kd5 40. g4 Bc5 41. g5 Be7 42. Bf6 Bf8 43. h5 e5 44. h6 e4+ 45. Ke2 Ke6 46. g6 Kxf6 47. gxh7 1-0

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.10"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Hamitevici, Vladimir"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2185"]
[BlackElo "2427"]
[PlyCount "77"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 g6 6. 0-0 Bg7 7. c4 Qb6 8. Ne2 Nbd7 9. Nbc3 Nc5 10. h3 Bd7 11. Be3 0-0 12. Qd2 Rfc8 13. Rac1 a5 14. f4 Qd8 15. Bb1 Bc6 16. Ng3 Nfd7 17. Rcd1 a4 18. e5 dxe5 19. fxe5 Ne6 20. Nd5 Bxe5 21. Ne4 Qe8 22. Qb4 Bxd5 23. cxd5 Ng7 24. Ng5 Nf6 25. Qxb7 Rab8 26. Qa6 Rxb2 27. Nf3 Bc3 28. Rd3 Nf5 29. Bg5 Ne4 30. Rxc3 Nxc3 31. Bxf5 gxf5 32. Nd4 Nxd5 33. Nxf5 Rcc2 34. Nh6+ Kg7 35. Nf5+ Kh8 36. Nh4 Qg8 37. Rf5 f6 38. Qa7 h6 39. Bxf6+ 0-1

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.09"]
[Round "2"]
[White "Fiszer, Bartosz"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2332"]
[BlackElo "2185"]
[PlyCount "101"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. Nc3 Bd6 8. d4 Bg4 9. dxe5 Bxf3 10. Qxf3 Bxe5 11. Bf4 Qe7 12. Bxe5 Qxe5 13. Qe3 Rd8 14. f4 Qd4 15. Qxd4 Rxd4 16. Rad1 Rc4 17. Rd3 0-0 18. b3 Rc5 19. Rfd1 g6 20. g3 Re8 21. e5 Nd5 22. Nxd5 cxd5 23. R1d2 c6 24. Kf2 f6 25. exf6 Kf7 26. Re3 Rxe3 27. Kxe3 Kxf6 28. Kd4 Ra5 29. c3 Ke6 30. Re2+ Kd6 31. g4 c5+ 32. Kd3 c4+ 33. bxc4 dxc4+ 34. Kd4 h5 35. h3 Rd5+ 36. Kxc4 b5+ 37. Kb4 Rd3 38. f5 gxf5 39. gxf5 Rxh3 40. Re6+ Kc7 41. Rxa6 Rf3 42. f6 Kb7 43. Re6 Rf5 44. Re7+ Kc6 45. f7 Rf4+ 46. Kb3 h4 47. Re6+ Kc5 48. Re5+ Kc6 49. Re4 Rxf7 50. Rxh4 Rf1 51. Rh6+ 1/2-1/2

[Event "Warsaw Najdorf Memorial op-A 22nd"]
[Site "Warsaw"]
[Date "2025.07.08"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Checiak, Krzysztof"]
[Result "1-0"]
[ECO "B62"]
[WhiteElo "2185"]
[BlackElo "2019"]
[PlyCount "89"]
[EventDate "2025.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB29_2025"]
[SourceDate "2025.07.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Bb5 Bd7 8. Qd3 h6 9. Bh4 Ne5 10. Qe2 a6 11. Bxd7+ Nexd7 12. 0-0-0 Be7 13. f4 0-0 14. Nf3 Rc8 15. Rd3 Nc5 16. Rd4 Qc7 17. g4 Nh7 18. Bxe7 Qxe7 19. h4 b5 20. g5 h5 21. Rhd1 Rc6 22. Qd2 Nb7 23. f5 g6 24. Kb1 Rfc8 25. fxg6 fxg6 26. e5 d5 27. a3 Rf8 28. Rf4 Rxf4 29. Qxf4 Na5 30. Nd4 Rc8 31. Nce2 Nc4 32. Qg3 Nf8 33. Rd3 Qg7 34. Nf3 Nd7 35. Ned4 Re8 36. Nc6 Rf8 37. Qh3 Nc5 38. Rd1 Qf7 39. Nfd4 Kh7 40. Ka2 Qd7 41. b3 Nb6 42. Rf1 Rxf1 43. Qxf1 Ne4 44. Qf8 Nc8 45. Qh6+ 1-0

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.06.02"]
[Round "5"]
[White "Fus, Jakub"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2414"]
[BlackElo "2082"]
[PlyCount "63"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. e3 Nc6 8. Bb2 d4 9. exd4 cxd4 10. d3 e5 11. Na3 Re8 12. Nc2 Bg4 13. h3 Bh5 14. Re1 Qc7 15. g4 Bg6 16. Nh4 Rad8 17. Bc1 a5 18. Na3 Nd7 19. Nxg6 hxg6 20. Nb5 Qb8 21. a3 Nc5 22. Rb1 Ne6 23. Bd5 Nf4 24. Bxf4 exf4 25. Qf3 Ne5 26. Qxf4 Bf6 27. Qg3 g5 28. Re4 Re7 29. Rbe1 Rde8 30. Nxd4 g6 31. Nb5 Qc8 32. Nd6 1-0

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.06.02"]
[Round "3"]
[White "Grot, Blazej"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2276"]
[BlackElo "2082"]
[PlyCount "138"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Be3 Qc7 18. Qd2 Nc5 19. Bh6 Qe7 20. Bg5 Bg7 21. Nh2 Qc7 22. Rf1 h5 23. Bh6 Qe7 24. Bxg7 Kxg7 25. Qg5 Kh7 26. Nf3 Nfd7 27. Qe3 Kg7 28. h4 Nf6 29. Qg5 Kh7 30. Nd2 Ng4 31. Nf3 Qxg5 32. Nxg5+ Kg7 33. Ra3 Nf6 34. Rfa1 Nfd7 35. axb5 axb5 36. Ra5 Rxa5 37. Rxa5 Ra8 38. Rxa8 Bxa8 39. Nf1 Nb6 40. Ne3 Nba4 41. Nd1 Bb7 42. Nf3 Bc8 43. Nd2 f5 44. f3 fxe4 45. Nxe4 Nxe4 46. Bxe4 Bf5 47. Kf2 Kf6 48. Ke3 g5 49. g3 g4 50. f4 Bxe4 51. Kxe4 Nc5+ 52. Ke3 Nd3 53. fxe5+ Kxe5 54. b3 Kxd5 55. bxc4+ Kxc4 56. Kd2 Nc5 57. Ne3+ Kb3 58. Nf5 Ne4+ 59. Kd3 d5 60. Nd4+ Ka4 61. Ne2 Kb3 62. Nd4+ Ka4 63. Ne2 Ka3 64. Kd4 Kb3 65. Kxd5 Nxc3+ 66. Nxc3 Kxc3 67. Ke5 b4 68. Kf5 b3 69. Kg5 b2 0-1

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "11"]
[White "Cichon, Bartlomiej"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "1911"]
[BlackElo "2082"]
[PlyCount "73"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Nxc6 bxc6 7. Qf3 d5 8. Qg3 h5 9. h4 d4 10. Nb1 Nf6 11. Bd3 a5 12. Bg5 Qb6 13. Nd2 Ba6 14. 0-0 Nh7 15. Bf4 Nf6 16. Bd6 Bxd6 17. Qxd6 Rd8 18. Qe5 0-0 19. Nb3 a4 20. Nc5 Bxd3 21. cxd3 Qxb2 22. Nxa4 Qe2 23. Qg3 Ra8 24. Nb6 Rxa2 25. Rxa2 Qxa2 26. e5 Nd5 27. Nd7 Rd8 28. Nf6+ Nxf6 29. exf6 g6 30. Qf4 Qa3 31. Rc1 Qd6 32. Qh6 Qf8 33. Qg5 Rd5 34. Qf4 c5 35. Rb1 Rf5 36. Qc7 Kh7 37. Rb8 1-0

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "1"]
[White "Komisarek, Wojciech"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1616"]
[BlackElo "2082"]
[PlyCount "58"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Ne2 0-0 6. 0-0 a6 7. Bxc6 dxc6 8. d4 exd4 9. Nxd4 Re8 10. Nd2 Bg4 11. Qc1 Qd7 12. N4f3 Ne4 13. c4 Rad8 14. Rd1 Nxd2 15. Rxd2 Bxf3 16. gxf3 Bxh2+ 17. Kxh2 Qxd2 18. Kg2 Rxe3 19. Qxd2 Rxd2 20. Kg3 Ree2 21. Bc3 Rd3 22. Bb4 f6 23. c5 Kf7 24. Ba5 Rd5 25. Bxc7 Rxc5 26. Rd1 Rd5 27. Rc1 Rg5+ 28. Kf4 Ke6 29. Rd1 Rd5 0-1

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "8"]
[White "Pniaczek, Marek"]
[Black "Glajc, Nikodem"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2082"]
[BlackElo "1850"]
[PlyCount "75"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c3 Bf5 4. Qb3 b6 5. c4 e6 6. Nc3 Be7 7. Bg5 c6 8. e3 0-0 9. Be2 h6 10. Bh4 Re8 11. 0-0 Nbd7 12. Rac1 Nf8 13. cxd5 exd5 14. Ba6 Ng6 15. Bg3 Bd6 16. Bb7 Rb8 17. Bxc6 Rf8 18. Nxd5 Nxd5 19. Bxd5 Bxg3 20. hxg3 Ne7 21. Bc4 Nc8 22. Ne5 Nd6 23. Nc6 Qg5 24. Nxb8 Rxb8 25. Bd3 Ne4 26. Rc7 Be6 27. Qc2 Nf6 28. e4 Bg4 29. Rc1 h5 30. e5 Nd5 31. Rc8+ Bxc8 32. Qxc8+ Qd8 33. Qxd8+ Rxd8 34. Be4 Ne7 35. d5 Nxd5 36. Rd1 Kf8 37. Rxd5 Rc8 38. Rd7 1-0

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "6"]
[White "Pniaczek, Marek"]
[Black "Katolik, Kamil"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2082"]
[BlackElo "1864"]
[PlyCount "66"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c6 4. e3 f5 5. c4 Nf6 6. Bd3 Bb4+ 7. Nbd2 Ne4 8. 0-0 0-0 9. a3 Be7 10. Ne5 Nd7 11. Ndf3 Nxe5 12. Nxe5 Bf6 13. f3 Nd6 14. cxd5 exd5 15. Rc1 Nf7 16. b4 Nxe5 17. dxe5 Be7 18. Qb3 Kh8 19. Rfd1 Qb6 20. Bb1 Be6 21. Qc3 a5 22. Rd4 axb4 23. axb4 Rfc8 24. Rd2 Bxb4 25. Rb2 c5 26. Kh1 Qc6 27. Qd3 Ba3 28. Rcc2 Bxb2 29. Rxb2 Ra5 30. g4 c4 31. Qc2 d4 32. gxf5 Qxf3+ 33. Kg1 Bd5 0-1

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "10"]
[White "Pniaczek, Marek"]
[Black "Krawczyk, Flawian"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2082"]
[BlackElo "2223"]
[PlyCount "63"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Na6 6. a3 Nc7 7. d4 Qd5 8. Nxf6+ gxf6 9. c4 Qh5 10. g3 Bg4 11. Bg2 Ne6 12. Be3 Ng5 13. Bxg5 fxg5 14. h3 Bd7 15. 0-0-0 Bg7 16. Rhe1 e6 17. g4 Qg6 18. Ne5 Qf6 19. Nxd7 Kxd7 20. d5 cxd5 21. cxd5 Rhc8+ 22. Kb1 Ke7 23. dxe6 fxe6 24. Bd5 Kf8 25. Bxe6 Re8 26. Rd2 Re7 27. Qc4 Rae8 28. Qb4 a5 29. Qd6 b5 30. Rde2 Qd4 31. Qc6 Rxe6 32. Qxe8+ 0-1

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "2"]
[White "Pniaczek, Marek"]
[Black "Modlich, Kacper"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2082"]
[BlackElo "1831"]
[PlyCount "67"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 g6 4. Bf4 Bg7 5. h3 Bf5 6. Qb3 b6 7. e3 0-0 8. Nbd2 c5 9. c4 Nc6 10. dxc5 bxc5 11. Bd3 Na5 12. Qc2 Bxd3 13. Qxd3 Nxc4 14. Nxc4 dxc4 15. Qxc4 Qa5+ 16. Ke2 Nh5 17. Be5 Bxe5 18. Nxe5 Nf6 19. Rhd1 Rab8 20. Rd2 e6 21. Nc6 Qb5 22. Ne5 Qxc4+ 23. Nxc4 Rb4 24. Rc1 Nd5 25. Ne5 Rfb8 26. Nc6 Rxb2 27. Nxb8 Rxb8 28. Rxc5 h5 29. e4 Nf6 30. f3 Rb7 31. Rdc2 Kg7 32. Rc7 Rxc7 33. Rxc7 a5 34. Ra7 1-0

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "4"]
[White "Pniaczek, Marek"]
[Black "Skawinski, Arkadiusz"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2082"]
[BlackElo "2269"]
[PlyCount "78"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Bd6 5. Qd2 Nf6 6. Nc3 0-0 7. 0-0-0 Ne4 8. Nxe4 dxe4 9. f3 Bf5 10. fxe4 Bxe4 11. Ne2 Qf6 12. Bxd6 cxd6 13. Ng3 Bg6 14. Bd3 Nc6 15. Bxg6 Qxg6 16. Rhe1 Rac8 17. Kb1 Rfe8 18. Rxe8+ Rxe8 19. Re1 Rxe1+ 20. Qxe1 Kf8 21. d5 Ne7 22. Qa5 Ke8 23. Qb5+ Kd8 24. Qxb7 Qg4 25. Qa8+ Nc8 26. b3 Qd1+ 27. Kb2 Qd4+ 28. Kb1 Qg1+ 29. Kb2 Qxg2 30. Nf5 Qf2 31. Ng3 Qxh2 32. Ne4 Qe5+ 33. Nc3 h5 34. Qc6 h4 35. Ka3 Qe3 36. Qb7 Qe7 37. Qb5 Qe3 38. Na4 h3 39. Qb7 h2 0-1

[Event "Katowice rapid op"]
[Site "Katowice"]
[Date "2025.05.31"]
[Round "7"]
[White "Shvets, Viktoria"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1801"]
[BlackElo "2082"]
[PlyCount "76"]
[EventDate "2025.05.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CB24_2025"]
[SourceDate "2025.06.11"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.11"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. exd6 Qxd6 8. Nc3 g6 9. Bc4 Nb6 10. Bb3 Bg7 11. Be3 0-0 12. h3 Na5 13. Ne4 Qb4+ 14. Bd2 Qb5 15. Bc3 Nxb3 16. Qxb3 Qxb3 17. axb3 Be6 18. Nc5 Bd5 19. Ke2 Rfd8 20. Rhe1 Bc6 21. Kf1 Nd5 22. Ne5 Bb5+ 23. Kg1 b6 24. Ne4 a5 25. Red1 Rac8 26. Rac1 Nf4 27. Ng3 f6 28. Nf3 Nd3 29. Rc2 Nb4 30. Rcd2 Bh6 31. Bxb4 axb4 32. d5 Bxd2 33. Rxd2 Rc5 34. Rd1 Rcxd5 35. Re1 Rd1 36. Kh2 Rxe1 37. Nxe1 Rd2 38. Ne4 Re2 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Katishonok, Nikolaj"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2144"]
[BlackElo "2004"]
[PlyCount "101"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. Bg3 c5 5. c3 Qc7 6. e3 Nd7 7. Nbd2 Ngf6 8. Bd3 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Nf3 Bxg3 12. hxg3 h6 13. Qe2 a6 14. 0-0-0 Be6 15. e4 0-0-0 16. exd5 Rxd5 17. Bc4 Rxd1+ 18. Rxd1 Bxc4 19. Qxc4 Re8 20. a4 Kb8 21. Kb1 Re4 22. Qb3 Qe7 23. Nd2 Re1 24. Rxe1 Qxe1+ 25. Kc2 Qxf2 26. Qxf7 Qf5+ 27. Kc1 Qg5 28. Kc2 Ka7 29. Nc4 Qxg3 30. Na5 Qxg2+ 31. Kb1 h5 32. Qc7 Qd5 33. Qxg7 Ne4 34. Qh7 Qd1+ 35. Ka2 Qxa4+ 36. Kb1 Nxc3+ 37. bxc3 Qxa5 38. c4 Qb4+ 39. Ka2 Qxc4+ 40. Ka1 h4 41. Qh6 Qd4+ 42. Kb1 a5 43. Qg6 a4 44. Qc2 h3 45. Ka2 Qd5+ 46. Kb2 Qe5+ 47. Ka2 b5 48. Kb1 h2 49. Ka2 h1Q 50. Qxa4+ bxa4 51. Ka3 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Katishonok, Nikolaj"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2144"]
[BlackElo "2004"]
[PlyCount "101"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. Bg3 c5 5. c3 Qc7 6. e3 Nd7 7. Nbd2 Ngf6 8. Bd3 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Nf3 Bxg3 12. hxg3 h6 13. Qe2 a6 14. 0-0-0 Be6 15. e4 0-0-0 16. exd5 Rxd5 17. Bc4 Rxd1+ 18. Rxd1 Bxc4 19. Qxc4 Re8 20. a4 Kb8 21. Kb1 Re4 22. Qb3 Qe7 23. Nd2 Re1 24. Rxe1 Qxe1+ 25. Kc2 Qxf2 26. Qxf7 Qf5+ 27. Kc1 Qg5 28. Kc2 Ka7 29. Nc4 Qxg3 30. Na5 Qxg2+ 31. Kb1 h5 32. Qc7 Qd5 33. Qxg7 Ne4 34. Qh7 Qd1+ 35. Ka2 Qxa4+ 36. Kb1 Nxc3+ 37. bxc3 Qxa5 38. c4 Qb4+ 39. Ka2 Qxc4+ 40. Ka1 h4 41. Qh6 Qd4+ 42. Kb1 a5 43. Qg6 a4 44. Qc2 h3 45. Ka2 Qd5+ 46. Kb2 Qe5+ 47. Ka2 b5 48. Kb1 h2 49. Ka2 h1Q 50. Qxa4+ bxa4 51. Ka3 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "1"]
[White "Wang, Yanbin"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2454"]
[BlackElo "2144"]
[PlyCount "87"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. d3 Bg4 4. Bg2 c6 5. Ne5 Bh5 6. c4 e6 7. cxd5 exd5 8. 0-0 Bd6 9. d4 0-0 10. Nc3 Nbd7 11. Bf4 Qe7 12. Nxd7 Qxd7 13. Bg5 Qf5 14. Qd2 Rfe8 15. Rae1 Bb4 16. Bf4 Ne4 17. Qc1 Rac8 18. f3 Nf6 19. g4 Nxg4 20. fxg4 Qxg4 21. e3 Bg6 22. Bg3 c5 23. Qd1 Qg5 24. Bf4 Qh4 25. a3 cxd4 26. axb4 dxc3 27. bxc3 Rxc3 28. Qxd5 Rc2 29. Qxb7 Bd3 30. Bg3 Qh5 31. Rxf7 Rxg2+ 32. Qxg2 Qxf7 33. e4 Qc4 34. e5 Qxb4 35. Qd5+ Kh8 36. Qxd3 a5 37. Kg2 a4 38. e6 a3 39. Qd7 Qb2+ 40. Kh3 Rg8 41. e7 a2 42. e8Q a1Q 43. Qxg8+ Kxg8 44. Qe8# 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "1"]
[White "Wang, Yanbin"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2454"]
[BlackElo "2144"]
[PlyCount "87"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. d3 Bg4 4. Bg2 c6 5. Ne5 Bh5 6. c4 e6 7. cxd5 exd5 8. 0-0 Bd6 9. d4 0-0 10. Nc3 Nbd7 11. Bf4 Qe7 12. Nxd7 Qxd7 13. Bg5 Qf5 14. Qd2 Rfe8 15. Rae1 Bb4 16. Bf4 Ne4 17. Qc1 Rac8 18. f3 Nf6 19. g4 Nxg4 20. fxg4 Qxg4 21. e3 Bg6 22. Bg3 c5 23. Qd1 Qg5 24. Bf4 Qh4 25. a3 cxd4 26. axb4 dxc3 27. bxc3 Rxc3 28. Qxd5 Rc2 29. Qxb7 Bd3 30. Bg3 Qh5 31. Rxf7 Rxg2+ 32. Qxg2 Qxf7 33. e4 Qc4 34. e5 Qxb4 35. Qd5+ Kh8 36. Qxd3 a5 37. Kg2 a4 38. e6 a3 39. Qd7 Qb2+ 40. Kh3 Rg8 41. e7 a2 42. e8Q a1Q 43. Qxg8+ Kxg8 44. Qe8# 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "2"]
[White "Weetik, Vjacheslav"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2423"]
[BlackElo "2144"]
[PlyCount "81"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c5 3. e3 Nf6 4. Nc3 dxc4 5. Bxc4 e6 6. Nf3 a6 7. a4 Nc6 8. 0-0 Be7 9. Qe2 0-0 10. Rd1 Qc7 11. b3 Rd8 12. Bb2 cxd4 13. exd4 Na5 14. d5 Nxc4 15. bxc4 exd5 16. Nxd5 Nxd5 17. cxd5 Bg4 18. Rac1 Qd7 19. h3 Bh5 20. g4 Bxg4 21. hxg4 Qxg4+ 22. Kf1 Qh3+ 23. Kg1 Rd6 24. Ne5 Rh6 25. Qf3 Rg6+ 26. Nxg6 Qxf3 27. Nxe7+ Kh8 28. d6 Rd8 29. Rd4 Qf6 30. Rc8 Rxc8 31. Nxc8 Qg6+ 32. Kh2 Qh5+ 33. Kg3 Qg5+ 34. Kf3 Qf5+ 35. Ke3 Qxc8 36. d7 Qd8 37. Ba3 Kg8 38. Kd3 f6 39. Be7 Qxe7 40. d8Q+ Kf7 41. Rd7 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "2"]
[White "Weetik, Vjacheslav"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2423"]
[BlackElo "2144"]
[PlyCount "81"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c5 3. e3 Nf6 4. Nc3 dxc4 5. Bxc4 e6 6. Nf3 a6 7. a4 Nc6 8. 0-0 Be7 9. Qe2 0-0 10. Rd1 Qc7 11. b3 Rd8 12. Bb2 cxd4 13. exd4 Na5 14. d5 Nxc4 15. bxc4 exd5 16. Nxd5 Nxd5 17. cxd5 Bg4 18. Rac1 Qd7 19. h3 Bh5 20. g4 Bxg4 21. hxg4 Qxg4+ 22. Kf1 Qh3+ 23. Kg1 Rd6 24. Ne5 Rh6 25. Qf3 Rg6+ 26. Nxg6 Qxf3 27. Nxe7+ Kh8 28. d6 Rd8 29. Rd4 Qf6 30. Rc8 Rxc8 31. Nxc8 Qg6+ 32. Kh2 Qh5+ 33. Kg3 Qg5+ 34. Kf3 Qf5+ 35. Ke3 Qxc8 36. d7 Qd8 37. Ba3 Kg8 38. Kd3 f6 39. Be7 Qxe7 40. d8Q+ Kf7 41. Rd7 1-0

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.05.04"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "Javornik, Nik"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2132"]
[BlackElo "2280"]
[PlyCount "39"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[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 d5 10. Nxd5 Qxe4+ 11. Be3 Nd4 12. Nc7+ Ke7 13. Be2 Qxg2 14. Rf1 Qc6 15. Nxa8 Nxc2+ 16. Kd2 Bf5 17. Bf3 Qb5 18. Nc7 Qa5+ 19. Ke2 Qxc7 20. Rc1 0-1

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.05.03"]
[Round "8"]
[White "Schippers, Maurice"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2315"]
[BlackElo "2132"]
[PlyCount "47"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8. Nc3 Qxe5 9. Qxe5+ Nxe5 10. Nb5 Bb4+ 11. c3 Ba5 12. Bf4 f6 13. Bxe5 fxe5 14. Na3 c6 15. Nc4 Bc7 16. 0-0-0 0-0 17. f3 e4 18. Nd6 exf3 19. Bc4+ Kh8 20. gxf3 Bxd6 21. Rxd6 Bh3 22. Re1 Rae8 23. Rxe8 Rxe8 24. Kd2 1/2-1/2

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.05.02"]
[Round "7"]
[White "Pniaczek, Marek"]
[Black "Goroshkov, Maksym"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2132"]
[BlackElo "2382"]
[PlyCount "149"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bd3 Bg4 5. c3 Nd7 6. Nbd2 c5 7. h3 Bxf3 8. Nxf3 Ngf6 9. e5 dxe5 10. dxe5 Nd5 11. 0-0 e6 12. Qe2 0-0 13. a3 Qc7 14. Re1 Rae8 15. c4 Ne7 16. Bd2 Nc6 17. Bc3 Rd8 18. Rad1 Nb6 19. Bc2 Rxd1 20. Rxd1 Rd8 21. Rxd8+ Nxd8 22. Be4 Nc6 23. Bxc6 Qxc6 24. Qd3 Qc7 25. b3 Nd7 26. Qe3 h6 27. h4 Qb6 28. Nd2 Qd8 29. Qd3 Qc7 30. f4 g5 31. hxg5 hxg5 32. g3 gxf4 33. gxf4 Nf8 34. Ne4 Ng6 35. Ng5 Nxf4 36. Qh7+ Kf8 37. Qe4 Nd3 38. Qxd3 Bxe5 39. Qf3 Bf4 40. Nh3 Bh6 41. Nf2 f5 42. Nd3 Bg7 43. Nf4 Qf7 44. Qe3 Bxc3 45. Qxc3 Ke7 46. Qe5 Kd7 47. Kf2 Qe7 48. Ke2 Qd6 49. Qxd6+ Kxd6 50. Ke3 e5 51. Nd5 a6 52. a4 a5 53. Kf3 Ke6 54. Kg3 Kd6 55. Nc3 Ke7 56. Nd1 Kf6 57. Nf2 b6 58. Nd1 Kg5 59. Nc3 Kf6 60. Nd5+ Kg5 61. Kf3 e4+ 62. Kg3 e3 63. Kf3 e2 64. Kxe2 Kg4 65. Nxb6 Kg3 66. Kf1 Kf3 67. Nd7 Ke3 68. Nxc5 Kd4 69. Nb7 f4 70. Nxa5 f3 71. Kf2 Kc5 72. Nb7+ Kb6 73. Nd6 Kc5 74. Ne4+ Kb4 75. Kxf3 1-0

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.05.01"]
[Round "5"]
[White "Pniaczek, Marek"]
[Black "Tratar, Marko"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2132"]
[BlackElo "2374"]
[PlyCount "64"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Nf6 5. Nc3 c6 6. Qd2 Bb4 7. f3 0-0 8. 0-0-0 Re8 9. Nge2 Nbd7 10. a3 Bf8 11. g4 b5 12. Ng3 Nb6 13. g5 Nfd7 14. Nb1 a5 15. h4 b4 16. a4 Nxa4 17. h5 Ndb6 18. g6 Ra7 19. gxh7+ Kh8 20. h6 g6 21. Nh5 Nc4 22. Bxc4 dxc4 23. Ng7 c3 24. Qf2 cxb2+ 25. Kd2 Ree7 26. Bg5 Nb6 27. Bxe7 Rxe7 28. Rde1 Nc4+ 29. Kd1 Na3 30. Rxe7 Bxe7 31. Ke2 Ba6+ 32. Ke3 Nc4+ 0-1

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.04.30"]
[Round "4"]
[White "Unuk, Laura"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2285"]
[BlackElo "2132"]
[PlyCount "107"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bg4 5. h3 Bxf3 6. exf3 e6 7. f4 Bd6 8. b3 Nbd7 9. Bb2 0-0 10. Re1 a5 11. a4 Qb6 12. d4 c5 13. Na3 cxd4 14. Bxd4 Bc5 15. Nb5 Rac8 16. c3 Bxd4 17. cxd4 Nb8 18. g4 Rfd8 19. Rc1 Nc6 20. f5 exf5 21. gxf5 Re8 22. Rc3 Rxe1+ 23. Qxe1 Qd8 24. Qc1 Qd7 25. Qf4 Re8 26. Re3 h6 27. Bf1 Re4 28. Rxe4 dxe4 29. Bc4 Kh7 30. Kg2 Nb4 31. Kf1 b6 32. f3 Nd3 33. Bxd3 exd3 34. Kf2 Qd5 35. Qd2 Qxb3 36. Nc3 Qc4 37. Ke3 Qc7 38. Qxd3 Qh2 39. d5 Qxh3 40. d6 Ng4+ 41. Kd4 Nf6 42. Ne4 Qh4 43. Kc4 Qf4 44. Qd4 Qc1+ 45. Kb5 Nd7 46. f6 g5 47. Qd3 Kg8 48. Qd5 Qc8 49. Nxg5 hxg5 50. Qxg5+ Kf8 51. Qh6+ Ke8 52. Qe3+ Kf8 53. Qh6+ Ke8 54. Qe3+ 1/2-1/2

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.04.29"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Palka, Dominika"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2132"]
[BlackElo "1850"]
[PlyCount "47"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nf6 6. Be2 g6 7. 0-0 Bg7 8. h3 0-0 9. Rd1 Be6 10. Nc3 Qc8 11. a3 Na5 12. Qg5 b6 13. Qh4 Bc4 14. Bd3 Bxd3 15. Rxd3 Qc4 16. Bh6 Nb3 17. Re1 Nc5 18. Rd4 Qa6 19. Nd5 Nxd5 20. Bxg7 Kxg7 21. exd5 e5 22. dxe6 Nxe6 23. Rxd6 Rad8 24. Rexe6 1-0

[Event "Ljubljana op"]
[Site "Ljubljana"]
[Date "2025.04.28"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Lohia, Sohum"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2132"]
[BlackElo "2354"]
[PlyCount "114"]
[EventDate "2025.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CB19_2025"]
[SourceDate "2025.05.07"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 d6 6. c3 a5 7. Re1 0-0 8. d4 Bb6 9. h3 Nxe4 10. Rxe4 d5 11. Bg5 Qd7 12. Nxe5 Nxe5 13. Bxd5 Qxd5 14. Rxe5 Qc6 15. Bf4 Qg6 16. Rg5 Qf6 17. Qd2 g6 18. Na3 Be6 19. Rg3 Qf5 20. Rg5 Qf6 21. Rg3 Qf5 22. Re1 Rfe8 23. Rg5 Rf8 24. Rg3 Rfe8 25. Rg5 Qf6 26. Be5 Qe7 27. Bg3 f6 28. Rb5 Qf7 29. d5 Bd7 30. Rxe8+ Rxe8 31. Rxb6 cxb6 32. Nc4 Qe7 33. Kh2 Qe2 34. Qd4 Re4 35. Qxf6 Qxc4 36. Be5 Rxe5 37. Qxe5 Qc5 38. h4 Qxf2 39. Qg5 Qf5 40. Qd8+ Kg7 41. c4 b5 42. b3 bxc4 43. bxc4 Qe5+ 44. Kg1 Bf5 45. d6 Qd4+ 46. Kh2 Qe5+ 47. Kg1 Qe6 48. c5 a4 49. a3 Qd7 50. Qg5 h6 51. Qe3 Kh7 52. Qd4 h5 53. Qb4 Be6 54. Qd4 Bg4 55. Qe5 Qe6 56. Qg5 Be2 57. c6 Qxd6 0-1

[Event "Titled Tuesday intern op 25th Feb Early"]
[Site "Chess.com INT"]
[Date "2025.02.25"]
[Round "2"]
[White "Diaz Garcia, Lianet"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1991"]
[BlackElo "2132"]
[PlyCount "41"]
[EventDate "2025.02.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. Nf3 Nxd5 6. Nc3 Nxc3 7. bxc3 e6 8. h3 Bh5 9. 0-0 Nc6 10. Qe2 Be7 11. Bb5 Qd5 12. c4 Bxf3 13. Qxf3 Qxf3 14. gxf3 0-0-0 15. Bxc6 bxc6 16. d3 h5 17. Be3 c5 18. Rab1 h4 19. Rb5 Rh5 20. Rfb1 Rg5+ 21. Bxg5 1-0

[Event "Titled Tuesday intern op 25th Feb Early"]
[Site "Chess.com INT"]
[Date "2025.02.25"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Janik, Igor"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2132"]
[BlackElo "2521"]
[PlyCount "123"]
[EventDate "2025.02.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 dxe4 7. Qxe4 Nf6 8. Qd3 Na6 9. a3 Qa5 10. Be2 Nb4 11. Qd1 Nbd5 12. Bd2 Nxc3 13. Bxc3 Qb6 14. 0-0 Nd5 15. Bd2 Qxd4 16. c4 Nf6 17. Qb3 Qb6 18. Qc2 Be7 19. b4 0-0 20. Rfd1 Rad8 21. Be3 Qc7 22. a4 a5 23. b5 cxb5 24. axb5 b6 25. Bf3 Bc5 26. Bg5 Qe5 27. Bh4 Qf4 28. Bxf6 Qxf6 29. Rxd8 Rxd8 30. Rd1 Rxd1+ 31. Qxd1 g6 32. g3 Qc3 33. Kg2 Qxc4 34. Bc6 Qa2 35. Qf3 Kf8 36. Qf6 Qd2 37. Qh8+ Ke7 38. Qe8+ Kf6 39. Qh8+ Kf5 40. g4+ Kg5 41. Qe5+ f5 42. h4+ Kxh4 43. Qg3+ Kg5 44. gxf5+ Kxf5 45. Qh3+ Kf6 46. Qf3+ Kg7 47. Be8 Qg5+ 48. Kf1 Qf5 49. Qxf5 gxf5 50. Ke2 e5 51. Bd7 Kf6 52. Be8 Kg5 53. Bd7 a4 54. Be6 a3 55. Ba2 h5 56. f3 h4 57. Kf1 Kf4 58. Kg2 e4 59. fxe4 fxe4 60. Kh3 Be7 61. Bb3 e3 62. Ba2 0-1

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "9"]
[White "Florescu, Codrut Constantin"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2193"]
[BlackElo "2132"]
[PlyCount "51"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Nbd7 5. e3 a6 6. b3 b6 7. Bb2 Bb7 8. Bd3 Be7 9. 0-0 0-0 10. Qe2 c5 11. Rfd1 Rc8 12. Rac1 dxc4 13. bxc4 cxd4 14. exd4 Qc7 15. d5 Nc5 16. Bb1 exd5 17. Nxd5 Nxd5 18. cxd5 Rfe8 19. Qc2 g6 20. Qc3 f6 21. d6 Bxd6 22. Qxf6 Bf8 23. Qh8+ Kf7 24. Ng5+ Ke7 25. Qxh7+ Bg7 26. Qxg7# 1-0

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "3"]
[White "Gutierrez Espinosa, Karen"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2045"]
[BlackElo "2132"]
[PlyCount "48"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8. Nd5 Nge7 9. Nxe7 Bxe7 10. c4 0-0 11. Be3 Bg5 12. Bxg5 Qxg5 13. Nc2 f5 14. exf5 Bxf5 15. Ne3 Nd4 16. Bd3 Bh3 17. Be4 Rxf2 18. Kxf2 Qh4+ 19. Kg1 Qxe4 20. Qd2 Rf8 21. Re1 Bxg2 22. Qxg2 Nf3+ 23. Qxf3 Qxf3 24. Ng2 Qf2# 0-1

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "7"]
[White "Injac, Teodora"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2453"]
[BlackElo "2132"]
[PlyCount "46"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 c5 4. e3 Nc6 5. Nbd2 b6 6. Ne4 Be7 7. Bxf6 gxf6 8. d5 f5 9. Nc3 Nb4 10. a3 Na6 11. Bc4 d6 12. e4 fxe4 13. Nxe4 e5 14. g4 Nc7 15. g5 b5 16. Be2 Bb7 17. c4 Qd7 18. a4 bxc4 19. Bxc4 Qg4 20. Qd3 Na6 21. Rg1 Qf4 22. Nfd2 Nb4 23. Qc3 0-0-0 0-1

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "6"]
[White "Kleimenov, Nikolay"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2123"]
[BlackElo "2132"]
[PlyCount "73"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Ne7 6. Nbd2 d6 7. e5 d5 8. c4 Nf5 9. 0-0 Be7 10. b3 0-0 11. Qe2 a5 12. a4 Rb8 13. Bb2 Ba6 14. Rfe1 dxc4 15. dxc4 Nd4 16. Bxd4 cxd4 17. Rad1 c5 18. Qd3 Rb4 19. Ne4 Bb7 20. Re2 h6 21. Ne1 Qb8 22. Rb1 Qxe5 23. Nc3 Qg5 24. Nb5 e5 25. f3 Re8 26. Nc2 f5 27. Nxb4 axb4 28. Rxe5 Rf8 29. Rbe1 Bf6 30. Rxc5 Qh4 31. g3 Qh3 32. Qxf5 Qxf5 33. Rxf5 d3 34. Nd6 Bd4+ 35. Kg2 d2 36. Rxf8+ Kxf8 37. Re8# 1-0

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Akhmedinov, Satbek"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2132"]
[BlackElo "2341"]
[PlyCount "62"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 c5 6. d5 h6 7. Bh4 Bf5 8. e3 Na6 9. a3 Nc7 10. Bd3 Bg4 11. h3 Bxf3 12. Qxf3 Nd7 13. Bc2 Bxc3+ 14. bxc3 Ne5 15. Qe2 Rb8 16. Ba4+ Kf8 17. f4 Nxc4 18. e4 b5 19. Bc2 Ne8 20. e5 Qa5 21. 0-0 Qxc3 22. Rae1 Qd2 23. exd6 exd6 24. Qe7+ Kg7 25. Bxg6 Qd4+ 26. Kh1 Kxg6 27. f5+ Kh7 28. f6 Qxd5 29. Rf5 Ne5 30. Rh5 Rg8 31. Qxa7 Qxg2# 0-1

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "4"]
[White "Pniaczek, Marek"]
[Black "Bellincampi, Stefano"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2132"]
[BlackElo "1974"]
[PlyCount "79"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. cxd5 exd5 5. Qc2 c6 6. Nc3 g6 7. Bg5 Be7 8. e3 Bf5 9. Qb3 Qb6 10. Qxb6 axb6 11. Be2 0-0 12. 0-0 Re8 13. Ne5 Ne4 14. Bxe7 Rxe7 15. Nxe4 Bxe4 16. g4 f6 17. Nd3 g5 18. Rfc1 Nd7 19. a4 Ree8 20. b4 Rec8 21. f3 Bg6 22. Kf2 Kg7 23. Ke1 h6 24. Kd2 h5 25. gxh5 Bxh5 26. f4 Bg6 27. fxg5 fxg5 28. Rg1 Kh6 29. Bg4 Rd8 30. Bxd7 Rxd7 31. Ne5 Rdd8 32. h4 Rf8 33. Rxg5 Bh5 34. Rg2 Rf5 35. Nd3 Bf3 36. Rg3 Be4 37. Nf4 Raf8 38. Rag1 R5f6 39. Rg5 R8f7 40. Rh5# 1-0

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "8"]
[White "Pniaczek, Marek"]
[Black "Goncharov, Vladimir"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2132"]
[BlackElo "2077"]
[PlyCount "64"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 cxd4 7. cxd4 Nf5 8. Bxf5 exf5 9. 0-0 Be7 10. Nc3 Be6 11. Re1 h6 12. b3 g5 13. Re2 f4 14. Bb2 Qd7 15. Ne1 Bg4 16. f3 Be6 17. Rc1 b6 18. Nb5 Rc8 19. Qc2 0-0 20. Qd2 Nxe5 21. Rxe5 Qxb5 22. Rxc8 Rxc8 23. Nd3 Qc6 24. Re2 Bf6 25. h4 Kg7 26. Kh2 a5 27. Ne5 Qb5 28. hxg5 hxg5 29. Qd1 Bf5 30. Ba3 Qa6 31. Bc1 Rxc1 32. Qxc1 Qxe2 0-1

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "5"]
[White "Pniaczek, Marek"]
[Black "Papayan, Oleg"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2132"]
[BlackElo "2183"]
[PlyCount "161"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 a5 4. Bf4 Bf5 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 c6 8. Nbd2 Bd6 9. Bxd6 Qxd6 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nd7 13. 0-0 0-0 14. Rfe1 b5 15. Rad1 Rfc8 16. Ne5 Nf6 17. Qh4 Qd5 18. a3 b4 19. axb4 axb4 20. Rd3 bxc3 21. bxc3 c5 22. Rg3 Ne8 23. Ng4 cxd4 24. Qe7 Qh5 25. Qxe8+ Rxe8 26. Nf6+ Kf8 27. Nxh5 dxc3 28. Rxc3 Rec8 29. Rg3 g6 30. Nf6 Kg7 31. Ne4 Rc4 32. Rge3 Raa4 33. g3 Rd4 34. h4 h6 35. Nc5 Rac4 36. Nb3 Rd5 37. Nc1 Rc2 38. Ne2 Rdd2 39. Kf1 Rb2 40. Rf3 Rdc2 41. Nf4 Rd2 42. Ng2 Rdc2 43. Ne3 Rc5 44. Re2 Rc1+ 45. Re1 Rc5 46. Rf4 Ra2 47. Rd4 Ra7 48. Red1 Rcc7 49. R4d2 Kf6 50. Ke2 Kg7 51. Rd4 Rab7 52. R1d2 Ra7 53. R4d3 Rab7 54. Rc2 Rxc2+ 55. Nxc2 Rb2 56. Kd2 Ra2 57. Kc3 Ra5 58. Kd2 Rf5 59. Ke3 Rc5 60. Ne1 Rc4 61. Nf3 Rb4 62. Rd7 Kf6 63. Ke2 Rb2+ 64. Kf1 Rb1+ 65. Kg2 Rb4 66. Rd4 Rb5 67. Rf4+ Kg7 68. Nd2 Rd5 69. Nc4 Rc5 70. Ne3 Re5 71. Rd4 h5 72. Kf3 Rc5 73. Rd7 Rb5 74. Rc7 Kf6 75. Nc4 Rf5+ 76. Ke3 Rd5 77. Ke4 g5 78. hxg5+ Rxg5 79. f4 Rd5 80. Ne5 h4 81. Rxf7# 1-0

[Event "Titled Tuesday intern op 28th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.28"]
[Round "2"]
[White "Vakhlamov, Igor L"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2413"]
[BlackElo "2132"]
[PlyCount "89"]
[EventDate "2025.01.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. Nxc6 bxc6 7. Qf3 d5 8. Qg3 h5 9. h4 Nf6 10. Be2 d4 11. e5 dxc3 12. exf6 Qxf6 13. Bg5 Qd4 14. Rd1 cxb2 15. Rxd4 b1Q+ 16. Kd2 Qb6 17. Qc3 f6 18. Be3 Bc5 19. Rd1 0-0 20. Rd6 Bxe3+ 21. Qxe3 Qb4+ 22. Kc1 Rb8 23. R6d4 Qb2+ 24. Kd2 e5 25. Bc4+ Kh8 26. Rd3 Bg4 27. f3 Bf5 28. Ke1 Bxd3 29. Bxd3 Qd4 30. Qe2 Qb4+ 31. Kf1 Qf4 32. Qf2 Rfd8 33. g3 Qh6 34. Re1 Rd4 35. Kg2 Rbd8 36. Re2 g6 37. Bxa6 Kg7 38. Bd3 R4d6 39. a4 Qc1 40. a5 c5 41. Qxc5 Rxd3 42. Qe7+ Kh6 43. cxd3 Rxd3 44. Qxf6 Rd1 45. Qh8# 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "2"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2562"]
[BlackElo "2132"]
[PlyCount "137"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 Nbd7 5. cxd5 exd5 6. Bf4 Bb4 7. e3 0-0 8. Bd3 c5 9. dxc5 Nxc5 10. 0-0 Nxd3 11. Qxd3 Be6 12. Be5 h6 13. Rac1 Rc8 14. Rfd1 Bxc3 15. Rxc3 Ne4 16. Rxc8 Qxc8 17. Nd4 Qc5 18. f3 Nd6 19. Bxd6 Qxd6 20. Rc1 Re8 21. Qc3 Rc8 22. Qd2 Rxc1+ 23. Qxc1 Qb4 24. a3 Qa5 25. Kf2 Bd7 26. h3 h5 27. Qe1 Qb6 28. Qc3 Qd6 29. Ne2 Bb5 30. Nf4 g6 31. Qd4 Bc6 32. Qxa7 Qd7 33. Qb8+ Kh7 34. Qe5 Kg8 35. h4 Kh7 36. Ne2 Kg8 37. Nd4 Kh7 38. Qf6 Kg8 39. Kg3 Ba4 40. Qe5 Kh7 41. Ne2 Kg8 42. Nf4 Bc6 43. Nd3 Kh7 44. Kf2 Kg8 45. Qf6 Qe8 46. Ne5 Bb5 47. Kg3 Ba4 48. Kf4 Bb5 49. Kg5 Ba4 50. Qd6 Bb3 51. Kf6 Ba2 52. Qe7 Qxe7+ 53. Kxe7 Bb3 54. Kf6 Bd1 55. Nxf7 Be2 56. Ne5 Bf1 57. g3 Be2 58. f4 Bd1 59. Nxg6 d4 60. exd4 Bc2 61. f5 b5 62. Nf4 b4 63. axb4 Kh7 64. b5 Kg8 65. b6 Be4 66. d5 Kh7 67. b7 Bxd5 68. b8Q Bg8 69. Qf8 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "De Souza, Cristiano Gomes"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2132"]
[BlackElo "2018"]
[PlyCount "67"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. Nc3 Bg7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5 8. e3 e6 9. Be2 Nd7 10. Qc2 Qe7 11. Rd1 a6 12. 0-0 f5 13. Nd2 Nxg3 14. hxg3 Nf6 15. e4 0-0 16. Rfe1 Qf7 17. Nf3 Ng4 18. exf5 exf5 19. d5 f4 20. gxf4 Qxf4 21. Bd3 Be5 22. Re4 Qf6 23. Nxe5 Nxe5 24. Re2 Bg4 25. f3 Nxf3+ 26. gxf3 Bxf3 27. Rf1 Qd4+ 28. Ref2 g4 29. Qd2 Qf6 30. Ne4 Qh4 31. Rh2 Qe7 32. Qxh6 Qg7 33. Qe6+ Qf7 34. Nf6+ 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Lortkipanidze, Nodar"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2132"]
[BlackElo "2359"]
[PlyCount "63"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. Bf4 Nf6 4. h4 b6 5. h5 Bb7 6. h6 g6 7. e3 Be7 8. c4 0-0 9. Nc3 Ne4 10. Be2 g5 11. Bh2 g4 12. Nd2 Nxc3 13. bxc3 Bg5 14. Bxg4 fxg4 15. Qxg4 d6 16. Bf4 Kh8 17. Bxg5 Qd7 18. Rh3 e5 19. Qh4 Qf5 20. e4 Qg6 21. Rg3 Nd7 22. Be7 Qf7 23. Bxf8 Rxf8 24. 0-0-0 Nf6 25. Rf3 Qg6 26. Rh1 c5 27. Rhh3 cxd4 28. Rhg3 Qf7 29. Rg7 Qe6 30. Qg5 Rg8 31. Rxg8+ Nxg8 32. Qg7# 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Maevsky, Nikolay"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2132"]
[BlackElo "2180"]
[PlyCount "66"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 Bf5 4. Qb3 Qc8 5. c4 e6 6. Nc3 c6 7. g3 Nbd7 8. Bg2 Bd6 9. 0-0 h6 10. Bd2 0-0 11. Rac1 Qb8 12. cxd5 exd5 13. Na4 Ne4 14. Bb4 Re8 15. e3 Bc7 16. Rfd1 Qd8 17. Be1 Rb8 18. Nd2 Ndf6 19. Nc5 Nxc5 20. Rxc5 Qd7 21. Rdc1 Bh3 22. Bh1 h5 23. Nf3 Qf5 24. Nh4 Qe6 25. Ba5 Bd6 26. R5c2 Ne4 27. Bb4 Bc7 28. Be1 Ng5 29. Nf3 Ne4 30. Nh4 Qf6 31. Qd3 Ng5 32. Qd1 g6 33. Nf3 Bg4 0-1

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "5"]
[White "Pniaczek, Marek"]
[Black "Pavlov, Nikolay1"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2132"]
[BlackElo "2316"]
[PlyCount "66"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. h3 c5 6. c3 Be7 7. Nbd2 cxd4 8. exd4 0-0 9. Bd3 d6 10. 0-0 Nbd7 11. Qe2 Re8 12. a4 a6 13. Nc4 Qc7 14. Rfe1 Bf8 15. Bh2 Bc6 16. Nfd2 g6 17. Ne3 Qb7 18. b4 b5 19. axb5 axb5 20. Nb3 Qc7 21. Na5 Rab8 22. Rec1 e5 23. dxe5 Nxe5 24. Nxc6 Qxc6 25. Bxe5 Rxe5 26. Ra5 Bh6 27. Rc2 Nd5 28. Qf3 Bxe3 29. fxe3 Rxe3 30. Qf1 Rbe8 31. Bxb5 Qb6 32. Bxe8 Re1+ 33. Kh1 Rxf1+ 0-1

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "7"]
[White "Pniaczek, Marek"]
[Black "Smietanska, Wiktoria"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2132"]
[BlackElo "2157"]
[PlyCount "69"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 g6 6. a5 a6 7. Bc4 Bg7 8. Bxf7+ Kf8 9. Bb3 h6 10. d4 cxd4 11. Nxd4 Nc5 12. 0-0 e5 13. Nf3 Nxb3 14. cxb3 Be6 15. Be3 Kf7 16. Bb6 Qe7 17. b4 Rhf8 18. b5 Kg8 19. bxa6 bxa6 20. Re1 g5 21. Qd2 Rac8 22. Rad1 Rc6 23. Qd3 Bc4 24. Qd2 Bb3 25. Rc1 Rfc8 26. Qd3 Bc4 27. Qd2 Qf7 28. h3 Nd7 29. Be3 Nc5 30. Bxc5 Rxc5 31. Qxd6 Rxa5 32. Nd5 Bf8 33. Qxe5 Bxd5 34. Rxc8 Be6 35. Rxf8+ 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "4"]
[White "Sailer, Mike L"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2108"]
[BlackElo "2132"]
[PlyCount "126"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 0-0 5. Be2 d6 6. 0-0 c5 7. h3 Nc6 8. c4 Bf5 9. Nc3 Ne4 10. Nxe4 Bxe4 11. Bd3 Bxf3 12. Qxf3 cxd4 13. exd4 Bxd4 14. Rab1 Bg7 15. b4 e5 16. Be3 Qd7 17. Be4 f5 18. Bd5+ Kh8 19. Rfd1 e4 20. Qe2 Ne5 21. Bd4 Nd3 22. Bxg7+ Qxg7 23. Rxd3 exd3 24. Qxd3 Rfe8 25. a4 Rac8 26. a5 b6 27. axb6 axb6 28. Qa3 Qd4 29. Qa7 Re2 30. Rf1 Rce8 31. Qd7 Qf6 32. Qc7 Re1 33. g3 Rxf1+ 34. Kxf1 Qd8 35. Qc6 Kg7 36. Kg2 h5 37. h4 Kh6 38. Qb7 Re7 39. Qa6 Re5 40. Qa3 Qe7 41. Qf3 Kg7 42. Qf4 Re2 43. Qd4+ Qe5 44. Qxb6 Rb2 45. Qc7+ Kh6 46. Qf7 Qd4 47. Qf8+ Qg7 48. Qxd6 Qd4 49. Qf8+ Qg7 50. Qd6 Rd2 51. Qf4+ Kh7 52. Qxd2 Qc7 53. Qc2 Qd6 54. b5 Qc5 55. Qb3 Qb6 56. Qb4 Qd4 57. b6 f4 58. b7 f3+ 59. Bxf3 g5 60. hxg5 h4 61. b8Q h3+ 62. Kh2 Qxf2+ 63. Kh1 Qxf3+ 0-1

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "10"]
[White "Schoorl, Rob"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2286"]
[BlackElo "2132"]
[PlyCount "108"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Bg4 10. dxc5 Bxc5 11. Nc3 Re8 12. Rc1 Bf8 13. h3 Bh5 14. g4 Bg6 15. Nh4 Rc8 16. Nxg6 hxg6 17. Nxd5 Nxd5 18. Bxd5 Nb4 19. Rxc8 Qxc8 20. Bf3 Nxa2 21. Qa1 Nb4 22. Qxa7 Qc2 23. Qd4 Qxb3 24. Rc1 Nc6 25. Qc3 Qe6 26. e3 Rc8 27. Qc4 Qe8 28. Qb5 Nd4 29. Qxe8 Nxf3+ 30. Kg2 Nh4+ 31. Kg3 Rxe8 32. Kxh4 b5 33. Rc7 Rb8 34. f4 b4 35. Kg3 g5 36. Kf3 gxf4 37. exf4 Ra8 38. Rb7 Ra2 39. Bd4 Rd2 40. Be3 Rd3 41. Ke4 Rd8 42. f5 Bd6 43. g5 Re8+ 44. Kf3 Rb8 45. Rxb8+ Bxb8 46. Ke4 Bd6 47. g6 fxg6 48. fxg6 b3 49. Bd4 Be7 50. Kd3 Bf6 51. Bxf6 gxf6 52. h4 f5 53. Kc3 f4 54. Kxb3 f3 0-1

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "8"]
[White "Schwabeneder, Florian"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2421"]
[BlackElo "2132"]
[PlyCount "53"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Qb6 5. Nc3 Bd7 6. Rb1 e6 7. a3 Bd6 8. Bxd6 Qxd6 9. Bd3 0-0 10. 0-0 Rc8 11. dxc5 Qxc5 12. e4 Nc6 13. exd5 Nxd5 14. Nxd5 Qxd5 15. Qe2 Nd4 16. Nxd4 Qxd4 17. c3 Qf4 18. Bxh7+ Kxh7 19. Qd3+ Kg8 20. Qxd7 Rc7 21. Qd3 Rc5 22. Rbd1 Rd5 23. Qe2 Rad8 24. Rxd5 Rxd5 25. Rd1 Re5 26. Qc2 Rh5 27. Rd8# 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "11"]
[White "Teterev, Vitaly"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2257"]
[BlackElo "2132"]
[PlyCount "85"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. d4 cxd4 6. Nxd4 Qb6 7. Nxc6 Nxc6 8. Be2 Be7 9. c4 0-0 10. Nc3 a6 11. b3 Bf6 12. Bb2 Nd4 13. Na4 Qd6 14. c5 Qe5 15. Bxd4 Qxd4 16. Qxd4 Bxd4 17. Rad1 e5 18. Rxd4 exd4 19. Nb6 Rb8 20. Rd1 d6 21. cxd6 Be6 22. Rxd4 Rfd8 23. f4 f6 24. g4 Bd7 25. Bc4+ Kf8 26. e5 Bxg4 27. e6 Ke8 28. Kf2 h5 29. Kg3 Bf5 30. Kh4 g6 31. b4 Bg4 32. h3 Bf5 33. a4 Ra8 34. e7 Rdb8 35. Bd5 Ra7 36. a5 Bd7 37. Rc4 Bc6 38. Be6 Raa8 39. f5 Bb5 40. Rc7 g5+ 41. Kxh5 Bf1 42. Kg6 Bxh3 43. Bf7# 1-0

[Event "Titled Tuesday intern op 14th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.14"]
[Round "6"]
[White "Zepeda Berlanga, Jan Enrique"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1979"]
[BlackElo "2132"]
[PlyCount "53"]
[EventDate "2025.01.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB04_2025"]
[SourceDate "2025.01.22"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.22"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Nf3 d6 6. cxd4 Nc6 7. Bc4 Nb6 8. Bb5 dxe5 9. Nxe5 Bd7 10. Nxd7 Qxd7 11. Nc3 Rd8 12. Be3 e6 13. 0-0 a6 14. Bxc6 Qxc6 15. Rc1 Be7 16. Qg4 0-0 17. Bh6 g6 18. Bxf8 Rxf8 19. Rfd1 Rd8 20. d5 exd5 21. Nxd5 Qd6 22. Nxe7+ Qxe7 23. Rxd8+ Qxd8 24. h3 Qf6 25. Qb4 Nd5 26. Rc8+ Kg7 27. Qf8# 1-0

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "2"]
[White "Baker, Chris W"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "C83"]
[WhiteElo "2158"]
[BlackElo "2132"]
[PlyCount "76"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. Qe2 Nc5 11. c3 Nxb3 12. Nxb3 0-0 13. Be3 Bg4 14. Bd4 Re8 15. h3 Bh5 16. Qe3 Bf8 17. Rfe1 a5 18. a4 b4 19. Qf4 Rb8 20. Nc5 Bxc5 21. Bxc5 Bxf3 22. gxf3 bxc3 23. bxc3 Qd7 24. Kh2 Re6 25. Rg1 Nxe5 26. Bd4 Ng6 27. Qg3 Re2 28. h4 Qf5 29. Qxc7 Rbe8 30. Rab1 Qxf3 31. Rb8 h5 32. Rxg6 Rxf2+ 33. Bxf2 Qxf2+ 34. Rg2 Qxh4+ 35. Kg1 Qe1+ 36. Kh2 Qh4+ 37. Kg1 Qe1+ 38. Kh2 Qh4+ 1/2-1/2

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "11"]
[White "De Lima, Valdenicio Marcelin"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1971"]
[BlackElo "2132"]
[PlyCount "112"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Bb4 6. Bxf6 Qxf6 7. e3 0-0 8. Bd3 dxc4 9. Bxc4 c5 10. 0-0 cxd4 11. exd4 Nb6 12. Bb3 Bd7 13. Ne4 Qg6 14. Qe2 a6 15. a4 Rac8 16. Rfc1 Bc6 17. Nc5 Rfd8 18. Nxe6 fxe6 19. Qxe6+ Kh8 20. Qxg6 hxg6 21. Ne5 Be8 22. Rxc8 Rxc8 23. g3 Nd7 24. Be6 Rc7 25. Bxd7 Bxd7 26. Nxg6+ Kh7 27. Nf4 Bg4 28. Kg2 Rc2 29. h3 Bd7 30. b3 Bd6 31. Nd3 Rd2 32. Ne5 Be6 33. Nc4 Rxd4 34. Nxd6 Rxd6 35. Rb1 Rd3 36. b4 Rb3 37. Rxb3 Bxb3 38. a5 Kg6 39. Kf3 Kf5 40. Ke3 Ke5 41. f4+ Kd5 42. g4 Bc2 43. Kd2 Be4 44. Ke3 Bb1 45. h4 Kc4 46. f5 Kxb4 47. Kf4 Kc5 48. Ke5 b5 49. g5 b4 50. f6 gxf6+ 51. gxf6 Bg6 52. Ke6 b3 53. f7 Bxf7+ 54. Kxf7 b2 55. h5 b1Q 56. h6 Qh7+ 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "8"]
[White "De Lomas Busquets, Alba"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "2010"]
[BlackElo "2132"]
[PlyCount "84"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 c5 4. dxc5 e6 5. b4 a5 6. c3 b6 7. a4 bxc5 8. Bb5+ Bd7 9. Bxd7+ Nbxd7 10. b5 Nb6 11. 0-0 Bd6 12. Nbd2 0-0 13. Re1 Qc7 14. e4 dxe4 15. Nxe4 Nxe4 16. Rxe4 Rfd8 17. Qe1 Rd7 18. h3 Rad8 19. Bg5 f6 20. Bh4 e5 21. Bg3 f5 22. Re2 e4 23. Bxd6 Qxd6 24. Nh4 g6 25. g3 Qd1 26. Kh2 Qxe1 27. Rexe1 Rd2 28. Kg1 R8d3 29. Rec1 e3 30. Ng2 exf2+ 31. Kh2 Rf3 32. Rf1 Rxc3 33. Nf4 Rc4 34. Kg2 Rxa4 35. Rac1 Rc4 36. Ra1 Rcc2 37. Rxa5 Nc4 38. Ra8+ Kg7 39. Kf3 Rc3+ 40. Kg2 Ne3+ 41. Kh2 Nxf1+ 42. Kg2 Ne3+ 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "10"]
[White "Hertlein, Irena"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "1982"]
[BlackElo "2132"]
[PlyCount "50"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Nf6 3. e3 Bf5 4. Bb2 e6 5. Be2 c6 6. 0-0 h6 7. c4 Nbd7 8. Nc3 Bd6 9. d4 0-0 10. Rc1 Rc8 11. Bd3 Bxd3 12. Qxd3 Qe7 13. Rfe1 Rfd8 14. cxd5 exd5 15. e4 Nxe4 16. Nxe4 dxe4 17. Rxe4 Qf8 18. Rce1 Nf6 19. R4e2 Bb4 20. Bc3 Nd5 21. Bxb4 Qxb4 22. Ne5 Nc3 23. Re3 Nb5 24. Qf5 Rc7 25. Rg3 Qxe1# 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "6"]
[White "Nithyalakshmi, Sivanesan"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1938"]
[BlackElo "2132"]
[PlyCount "71"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 g6 8. Nd5 Bg7 9. c4 Nge7 10. Bg5 0-0 11. Nc2 f6 12. Nxe7+ Qxe7 13. Be3 Be6 14. Be2 Rac8 15. b3 f5 16. exf5 gxf5 17. 0-0 f4 18. Bb6 Kh8 19. Rc1 Qg5 20. Bf3 e4 21. Bxe4 f3 22. Bxf3 Ne5 23. Be3 Qg6 24. Nd4 Bh3 25. Kh1 Rxf3 26. gxh3 Rxh3 27. Rg1 Qe4+ 28. Rg2 Rg8 29. Qc2 Qh4 30. Nf5 Qf6 31. Rcg1 Nf3 32. Bd4 Nxd4 33. Nxd4 Qxd4 34. Qf5 Qf6 35. Qxh3 Qe6 36. Qxe6 1-0

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "7"]
[White "Pniaczek, Marek"]
[Black "Deshpande, Aniruddha"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2132"]
[BlackElo "2301"]
[PlyCount "72"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. e3 Ne7 5. Nbd2 Nd7 6. Bxd6 cxd6 7. Bd3 f5 8. c4 Nf6 9. 0-0 0-0 10. Rc1 b6 11. cxd5 Nexd5 12. Qa4 Bb7 13. Ba6 Qe7 14. Bxb7 Qxb7 15. a3 Kh8 16. Rc6 Qe7 17. Rfc1 Rg8 18. h4 h6 19. Qa6 Qd7 20. Nb3 g5 21. hxg5 hxg5 22. g3 f4 23. Kg2 g4 24. Rh1+ Kg7 25. Ng5 f3+ 26. Kg1 Qxc6 27. Nxe6+ Kg6 28. Qd3+ Kf7 29. e4 Kxe6 30. exd5+ Qxd5 31. Nd2 Rh8 32. Rxh8 Rxh8 33. Nf1 Qh5 34. Qc4+ Ke7 35. Qc7+ Nd7 36. Ne3 Qh1# 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Gusev, Mikhail"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2132"]
[BlackElo "2273"]
[PlyCount "57"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c3 c5 4. dxc5 e6 5. b4 a5 6. e3 Ne4 7. Bb5+ Nc6 8. 0-0 Bd7 9. Bb2 axb4 10. Bxc6 Bxc6 11. cxb4 Bb5 12. Re1 b6 13. a4 Bc4 14. Nbd2 Nxd2 15. Nxd2 bxc5 16. Nxc4 dxc4 17. Qxd8+ Rxd8 18. b5 f6 19. b6 Kf7 20. a5 Bd6 21. Bc3 Rb8 22. Reb1 Ra8 23. a6 Rhb8 24. b7 Ra7 25. Rb6 Ke7 26. Rd1 Bc7 27. Rc6 Be5 28. Bxe5 fxe5 29. Rc8 1-0

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "5"]
[White "Pniaczek, Marek"]
[Black "Lopez Ramirez, David Santiago"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2132"]
[BlackElo "2175"]
[PlyCount "46"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c3 c5 4. dxc5 e6 5. b4 a5 6. e3 Nc6 7. Bb5 Bd7 8. 0-0 Be7 9. Bb2 0-0 10. a3 Ne4 11. Nbd2 f5 12. Bxc6 bxc6 13. c4 Qb8 14. Nxe4 fxe4 15. Ne5 Rd8 16. Qg4 Bxc5 17. Nxd7 Rxd7 18. Qxe6+ Rf7 19. bxc5 Qxb2 20. Qxc6 Raf8 21. Qxd5 Kh8 22. Rab1 Rxf2 23. Qxe4 Qe2 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "Monpeurt, Cyrielle"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2132"]
[BlackElo "2154"]
[PlyCount "62"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 Bxg3 6. hxg3 c5 7. dxc5 Qa5+ 8. Nbd2 Qxc5 9. Nb3 Qc7 10. Rc1 Nc6 11. c4 dxc4 12. Bxc4 Bd7 13. Qe2 0-0 14. Bd3 h6 15. Nfd4 Rac8 16. 0-0 Qb8 17. Nxc6 Bxc6 18. Nd4 Be4 19. Bxe4 Nxe4 20. Qb5 a6 21. Qb6 Rfd8 22. Rfd1 Nf6 23. Nf3 Rxd1+ 24. Rxd1 Qc7 25. Qb3 Qc2 26. Rd8+ Kh7 27. Rxc8 Qxc8 28. Ne5 Qc1+ 29. Kh2 Ne4 30. Qd3 f5 31. f3 Nf2 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Strybuk, Artsiom I"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "2132"]
[BlackElo "2437"]
[PlyCount "198"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. Bf4 0-0 7. Nxd5 c6 8. Nc3 Nxc3 9. bxc3 Qa5 10. Qd2 Nd7 11. e3 e5 12. Bg3 e4 13. Ng1 Nb6 14. Be2 Be6 15. c5 Na4 16. Rc1 Rfd8 17. Bd6 b6 18. Bc7 Rd7 19. cxb6 axb6 20. Bg3 Bf8 21. Bd1 Ba3 22. Rc2 Bc4 23. Ne2 Bd3 24. 0-0 c5 25. Nf4 Bxc2 26. Bxc2 Qxc3 27. Qe2 cxd4 28. Bxe4 Rad8 29. Qb5 Qb4 30. Qc6 Nc3 31. Bc2 Qc5 32. Qf6 d3 33. Nxd3 Rxd3 34. Bxd3 Rxd3 35. Be5 Kf8 36. Qh8+ Ke7 37. Bf6+ Ke6 38. Bd4 Qc6 39. Qf6+ Kd7 40. Qxf7+ Be7 41. Qxh7 Ne2+ 42. Kh1 Nxd4 43. exd4 Rxd4 44. Qh3+ Qe6 45. Qc3 Qc4 46. Qh3+ Kc7 47. Kg1 Bd6 48. Qh7+ Kc6 49. Qxg6 Rd2 50. Qe8+ Kb7 51. Qd7+ Qc7 52. Qg4 Bxh2+ 53. Kh1 Bd6 54. Qe4+ Kb8 55. g3 Rc2 56. Kg1 Qc6 57. Qh7 Rc1 58. Qg8+ Kb7 59. Qf7+ Ka6 60. Rxc1 Qxc1+ 61. Kh2 Qc6 62. Kg1 Bc5 63. Kf1 Qb5+ 64. Kg1 Qb1+ 65. Kg2 Qe4+ 66. Kg1 Qd4 67. Kg2 Kb5 68. Kg1 Ka5 69. Kg2 Qe4+ 70. Kg1 Qb1+ 71. Kg2 Qe4+ 72. Kg1 Qd3 73. Kg2 Kb4 74. Kg1 Ka3 75. Kg2 Kb2 76. Kg1 Kc1 77. Kg2 Kd2 78. Qg8 Kc2 79. Qf7 Kb2 80. Kg1 Ka1 81. Kg2 Qe4+ 82. Kg1 Qe1+ 83. Kg2 Qe4+ 84. Kg1 Qb1+ 85. Kg2 Qxa2 86. Qf6+ Qb2 87. Qf3 Qd4 88. Qa8+ Kb2 89. Qf3 Kc2 90. g4 Qd3 91. Qc6 Qe2 92. Qg6+ Kd2 93. Qf5 Qd3 94. Qf4+ Kc3 95. g5 Qd5+ 96. f3 Qd2+ 97. Kh3 Qxf4 98. g6 Qxf3+ 99. Kh4 Be7# 0-1

[Event "Titled Tuesday intern op 07th Jan Early"]
[Site "Chess.com INT"]
[Date "2025.01.07"]
[Round "4"]
[White "Weishaeutel, Moritz"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2401"]
[BlackElo "2132"]
[PlyCount "71"]
[EventDate "2025.01.07"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. e5 Ng4 6. Qe4 Ngxe5 7. f4 d5 8. Qe2 Bg4 9. Nf3 Bc5 10. h3 Bxf3 11. gxf3 Qh4+ 12. Kd1 0-0-0 13. fxe5 Qd4+ 14. Nd2 Nxe5 15. c3 Qa4+ 16. Nb3 Rhe8 17. Qb5 Qxb5 18. Bxb5 c6 19. Nxc5 cxb5 20. Rf1 b6 21. Nb3 Nc4 22. Nd4 a6 23. b3 Ne5 24. Kc2 Ng6 25. Bd2 Re5 26. Rae1 Rh5 27. f4 Rxh3 28. f5 Nh4 29. Re7 Rd7 30. Rfe1 Rh2 31. Re8+ Kb7 32. R1e7 Rxe7 33. Rxe7+ Kb8 34. Rxf7 Kc8 35. Rxg7 Ng2 36. f6 1-0

[Event "Sitges Sunway op-A 11th"]
[Site "Sitges"]
[Date "2024.12.21"]
[Round "9"]
[White "Brzezina, Piotr"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2274"]
[BlackElo "2132"]
[PlyCount "80"]
[EventDate "2024.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 Bb4 6. e3 c5 7. cxd5 exd5 8. Bd3 Qa5 9. Qc2 c4 10. Bf5 0-0 11. 0-0 Re8 12. Bh4 g6 13. Bxd7 Nxd7 14. a3 Bxc3 15. bxc3 Nb6 16. Ne5 Kg7 17. h3 f6 18. Ng4 Bxg4 19. hxg4 Re4 20. Bg3 Rxg4 21. Bf4 Rh4 22. f3 Qa4 23. Qf2 g5 24. Bg3 Rh6 25. e4 Rg6 26. Rfe1 Re8 27. Re3 Kf7 28. Qd2 Qd7 29. Rae1 g4 30. e5 f5 31. fxg4 fxg4 32. Rf1+ Kg8 33. Re2 Qg7 34. Ref2 Nd7 35. Bh4 Nf8 36. Bf6 Qd7 37. g3 Ne6 38. Kg2 h5 39. Rh1 Qh7 40. Re2 Rh6 1-0

[Event "Sitges Sunway op-A 11th"]
[Site "Sitges"]
[Date "2024.12.20"]
[Round "8"]
[White "Pniaczek, Marek"]
[Black "Makkar, Rajat"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "2132"]
[BlackElo "2433"]
[PlyCount "165"]
[EventDate "2024.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. Bxc6 bxc6 7. Nxe5 Bxc3 8. dxc3 Nxe4 9. Re1 d5 10. f3 Qf6 11. Qd4 Re8 12. Nd3 Qxd4+ 13. cxd4 Nd6 14. Rxe8+ Nxe8 15. a4 f6 16. Ra3 Nd6 17. g4 a5 18. Rc3 Ra6 19. b3 Kf7 20. Bd2 h5 21. h3 hxg4 22. hxg4 g5 23. Rc5 Nb7 24. Rc3 Nd6 25. Kg2 Kg7 26. Rc5 Nb7 27. Rc3 Nd6 28. Nc5 Ra8 29. Re3 Kf7 30. Re1 Nb7 31. Nd3 Bd7 32. Rh1 Kg7 33. Re1 Kf7 34. Kg3 Be6 35. Rh1 Kg7 36. Rh2 Nd6 37. Re2 Kf7 38. Nc5 Bc8 39. Rh2 Kg7 40. Re2 Kf7 41. Rh2 Kg7 42. f4 gxf4+ 43. Bxf4 Kg8 44. Kf3 Kg7 45. Bh6+ Kg6 46. Bd2 Kg7 47. Bf4 Kg6 48. Kg3 Kg7 49. Rh1 Kg8 50. Rh5 Kg7 51. Rh4 Kg8 52. Kf3 Kg7 53. Rh2 Kg6 54. Re2 Kf7 55. Bh6 Kg6 56. Bd2 Kf7 57. Bf4 Rb8 58. Bd2 Ra8 59. Be1 Ra7 60. Bh4 Ra8 61. Kg3 Ba6 62. Re6 Rg8 63. Rxf6+ Kg7 64. Rxd6 cxd6 65. Nxa6 Kf7 66. b4 Ra8 67. Nc7 Ra7 68. bxa5 Rxc7 69. Bd8 Rb7 70. Bb6 Kg6 71. Kf4 Rb8 72. Ke3 Kg5 73. Kd3 Kxg4 74. c4 Kf5 75. cxd5 cxd5 76. Kc3 Ke6 77. Kb4 Kd7 78. Kb5 Ra8 79. a6 Rb8 80. a7 Ra8 81. a5 Rc8 82. a6 Ra8 83. Ba5 1-0

[Event "Sitges Sunway op-A 11th"]
[Site "Sitges"]
[Date "2024.12.16"]
[Round "5"]
[White "Khusenkhojaev, Mustafokhuja"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2339"]
[BlackElo "2132"]
[PlyCount "69"]
[EventDate "2024.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. Qa4 Bd7 8. Qxc4 b5 9. Qd3 c4 10. Qd1 Rc8 11. Bg5 Be7 12. Nbd2 h6 13. Bxf6 Bxf6 14. e3 0-0 15. a4 a6 16. axb5 axb5 17. Ne4 Be7 18. Qe2 Qb6 19. g4 f5 20. gxf5 exf5 21. Nc3 Nb4 22. Ne5 Be8 23. f4 Bf6 24. Nd5 Nxd5 25. Bxd5+ Kh8 26. Kh1 Bxe5 27. fxe5 Bc6 28. Bxc6 Qxc6+ 29. Qg2 Qe6 30. Ra7 Rf7 31. d5 Qe8 32. Rxf7 Qxf7 33. e6 Qf6 34. Qh3 Qxb2 35. Qxf5 1-0

[Event "Sitges Sunway op-A 11th"]
[Site "Sitges"]
[Date "2024.12.13"]
[Round "2"]
[White "Pniaczek, Marek"]
[Black "Isanzhulov, Arystan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2132"]
[BlackElo "2395"]
[PlyCount "78"]
[EventDate "2024.12.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Bd3 Nd7 5. 0-0 e5 6. c3 Ngf6 7. Re1 0-0 8. Nbd2 Re8 9. h3 h6 10. Nf1 d5 11. Nxe5 Nxe5 12. dxe5 Rxe5 13. f4 Re8 14. e5 Nh7 15. Ng3 Nf8 16. Qf3 Qh4 17. Bd2 Bd7 18. Rf1 Rad8 19. f5 Rxe5 20. fxg6 fxg6 21. Bf4 Re6 22. Bxc7 Rc8 23. Bf4 Bc6 24. Qf2 Nd7 25. Rae1 Rf6 26. Qd2 Rcf8 27. Bc7 Nc5 28. Rxf6 Rxf6 29. Bc2 Re6 30. Kh2 Kh7 31. Rxe6 Nxe6 32. Qd3 Qg5 33. Bb8 d4 34. cxd4 Nxd4 35. Bb1 h5 36. Kg1 Nf5 37. Kh2 Ne3 38. Kg1 Nxg2 39. Kh2 Nh4 0-1

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.17"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "Wieckowski, Michal"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2093"]
[BlackElo "1970"]
[PlyCount "41"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bxb5 axb5 12. Nxb5 Ra4 13. 0-0 Rxe4 14. Nbc7+ Kd7 15. Qh5 Nd4 16. c3 Ne2+ 17. Kh1 Qh4 18. Qxf7+ Be7 19. g3 Qg5 20. Ne6 Rf8 21. Nxf8+ 1-0

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.16"]
[Round "8"]
[White "Swider, Pawel"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2028"]
[BlackElo "2093"]
[PlyCount "99"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 Nd5 10. Nxc4 c5 11. dxc5 Bxc5 12. Nbd2 Nd7 13. Nb3 Ba6 14. Nxc5 Nxc5 15. Ne3 Rc8 16. Nxd5 exd5 17. Bh3 Ne6 18. Qd1 d4 19. Re1 Qd6 20. a5 Rfe8 21. Bd2 Rb8 22. Qb3 Nc5 23. Qf3 Bb7 24. Bf4 Qe7 25. Qg4 Rbd8 26. Bg2 Bxg2 27. Kxg2 Nb3 28. Rad1 Nxa5 29. Qf5 Nc4 30. b3 Nb6 31. Qb5 Rd5 32. Qa6 Rd7 33. h4 Qe6 34. Qb5 Qe7 35. Rd3 h6 36. Bd2 Rd5 37. Qxb4 Qd7 38. Bc1 Rd8 39. Bb2 Rb5 40. Qd2 Qb7+ 41. f3 Nc4 42. bxc4 Rxb2 43. Qf4 Qb4 44. Rxd4 Re8 45. Kf2 Qc5 46. Kf1 Qc8 47. g4 Rc2 48. Qf5 Qxf5 49. gxf5 Rc8 50. Ra1 1/2-1/2

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.15"]
[Round "7"]
[White "Pniaczek, Marek"]
[Black "Dixa, Oskar"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2093"]
[BlackElo "2066"]
[PlyCount "185"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 g6 7. Bd3 a6 8. N5c3 Be6 9. Nd5 Bg7 10. Nbc3 Nge7 11. Bg5 h6 12. Be3 0-0 13. Qd2 Kh7 14. 0-0 f5 15. exf5 Nxf5 16. Rad1 Ncd4 17. Rfe1 Rc8 18. Bxf5 Bxf5 19. b3 b5 20. cxb5 axb5 21. f3 Rc5 22. Nb4 Qa8 23. Bxd4 exd4 24. Ne4 Bxe4 25. Rxe4 Rfc8 26. Re7 R5c7 27. Re6 Re8 28. Nd5 Ra7 29. Nf6+ Bxf6 30. Rxf6 Qd5 31. Qd3 Rg7 32. Rf4 Rge7 33. Qxd4 Re1+ 34. Rxe1 Rxe1+ 35. Kf2 Qxd4+ 36. Rxd4 Ra1 37. Rd2 Kg7 38. Ke3 Kf7 39. Kd3 Ke6 40. Kc3 Kd7 41. Kb4 Kc6 42. Rc2+ Kb6 43. Rd2 Kc6 44. Rc2+ Kb6 45. Re2 Kc6 46. Re6 g5 47. a3 Ra2 48. Rxh6 Rxg2 49. h4 gxh4 50. Rxh4 Rg5 51. Rf4 Rd5 52. Rf8 Rd4+ 53. Kc3 Rd1 54. f4 Rf1 55. Kb4 Rf3 56. a4 bxa4 57. bxa4 Rf1 58. Ka5 d5 59. Kb4 Rb1+ 60. Kc3 Ra1 61. Kb3 Rb1+ 62. Ka2 Rb4 63. Ka3 Rb1 64. a5 Ra1+ 65. Kb4 Rb1+ 66. Kc3 Ra1 67. a6 Kc5 68. Ra8 Rf1 69. Rf8 Ra1 70. Rf6 d4+ 71. Kb2 Ra4 72. Kb3 Ra1 73. Rf5+ Kb6 74. Kc4 Ra4+ 75. Kd3 Kxa6 76. Rd5 Kb6 77. Rxd4 Ra3+ 78. Ke4 Kc5 79. f5 Ra1 80. Rd2 Rf1 81. Ke5 Re1+ 82. Kf6 Rf1 83. Ke6 Re1+ 84. Kf7 Kc6 85. f6 Kc7 86. Kf8 Rf1 87. f7 Rg1 88. Rd4 Rg2 89. Ke7 Re2+ 90. Kf6 Rf2+ 91. Kg6 Kc6 92. Rd8 Rg2+ 93. Kh5 1-0

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.14"]
[Round "6"]
[White "Trybus, Daniel"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2058"]
[BlackElo "2093"]
[PlyCount "96"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. Nf3 Bd6 4. 0-0 Nf6 5. d3 0-0 6. c4 d4 7. Nbd2 c5 8. Ne1 Nc6 9. Nc2 Bg4 10. h3 Be6 11. Rb1 Qd7 12. g4 h5 13. g5 Bxh3 14. e4 Nh7 15. Qxh5 Bg4 16. Qh4 Be2 17. Qg3 Bxf1 18. Kxf1 Nd8 19. Nf3 Ne6 20. Ke2 Rfe8 21. Bh3 b5 22. Na3 b4 23. Nb5 Bb8 24. Bd2 Qc6 25. Rh1 Nef8 26. Bf5 g6 27. Rh6 a6 28. Qh3 axb5 29. Nh2 Bc7 30. Ng4 Bd8 31. Bd7 Nxd7 32. Rxh7 Kf8 33. Nh6 Re6 34. Rh8+ Ke7 35. Ng8+ Kd6 36. Nh6 Re7 37. Nf5+ gxf5 38. exf5 Kc7 39. Rh6 f6 40. g6 e4 41. Rh7 exd3+ 42. Kd1 Ne5 43. Bf4 Qe4 44. Bxe5+ Qxe5 45. Qxd3 Rxh7 46. gxh7 Be7 47. Qf3 d3 48. Kc1 Qe1+ 0-1

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.13"]
[Round "5"]
[White "Pniaczek, Marek"]
[Black "Smetek, Michal"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2093"]
[BlackElo "2075"]
[PlyCount "54"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 Ne7 7. c3 Qc7 8. Na3 f6 9. exf6 gxf6 10. Nh4 0-0-0 11. Nc2 Be4 12. f3 Bxc2 13. Qxc2 Ng6 14. Nxg6 hxg6 15. f4 f5 16. Be3 g5 17. g3 Bd6 18. Qd2 Rh3 19. Rf2 Nf6 20. Bf3 Rdh8 21. fxg5 Bxg3 22. hxg3 Qxg3+ 23. Kf1 Ne4 24. Bxe4 dxe4 25. Rg2 Qf3+ 26. Ke1 Rh1+ 27. Bg1 R8h2 0-1

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.12"]
[Round "4"]
[White "Madajczak, Piotr"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2044"]
[BlackElo "2093"]
[PlyCount "100"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 0-0 8. Nge2 Re8 9. Qc2 h6 10. Bh4 a5 11. Bg3 Na6 12. a3 Bxg3 13. hxg3 b5 14. 0-0 Qd6 15. Rac1 Bd7 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Rac8 19. Bf3 Be6 20. Qd2 a4 21. Nc3 Bc4 22. Rfe1 Nc5 23. Rxe8+ Rxe8 24. Qf4 Qxf4 25. gxf4 Nd3 26. Rb1 Rc8 27. g3 f5 28. Rd1 Nxb2 29. Rd2 Nd3 30. Be2 Ne1 31. Bxc4+ bxc4 32. Rd1 Nc2 33. Nxa4 Nxa3 34. Ra1 Nc2 35. Rc1 Ra8 36. Rxc2 Rxa4 37. Rc3 Kf7 38. Re3 Ra1+ 39. Kg2 Rd1 40. Re5 Rxd4 41. Rc5 Ke6 42. Rxc6+ Kd5 43. Rc7 Ke4 44. Rxg7 c3 45. Rc7 Kd3 46. g4 c2 47. Rxc2 Kxc2 48. Kg3 fxg4 49. Kxg4 h5+ 50. Kg5 h4 0-1

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.11"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Majcher, Igor"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2093"]
[BlackElo "2004"]
[PlyCount "69"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 g6 6. Be2 Bg7 7. 0-0 Nf6 8. h3 0-0 9. Rd1 Be6 10. Nc3 Rc8 11. a3 a6 12. Rb1 Qc7 13. Qg5 b5 14. Qh4 Na5 15. Bh6 Nc4 16. Bxg7 Kxg7 17. Bxc4 Qxc4 18. Rd4 Qc5 19. Re1 Rfd8 20. e5 dxe5 21. Rxd8 Rxd8 22. Rxe5 Qc7 23. a4 bxa4 24. Qxa4 Qb7 25. Qa3 h6 26. Re1 Rb8 27. Nd4 Bd5 28. Nxd5 Qxd5 29. Ne6+ Kg8 30. Qxe7 Nh5 31. Nc7 Qc6 32. c3 Nf4 33. Re4 Nxg2 34. Kxg2 f5 35. Qe6+ 1-0

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.10"]
[Round "2"]
[White "Pawicka, Magdalena"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1977"]
[BlackElo "2093"]
[PlyCount "56"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 g6 7. N1c3 a6 8. Na3 Bg7 9. Nc2 Be6 10. Be2 Nf6 11. 0-0 0-0 12. Qd3 Rc8 13. b3 Nd4 14. Be3 Nxc2 15. Qxc2 b5 16. Nd1 d5 17. exd5 Nxd5 18. Qe4 f5 19. Qb1 Nf4 20. Bxf4 exf4 21. a4 bxc4 22. bxc4 Bxa1 23. Qxa1 Bxc4 24. Bxc4+ Rxc4 25. Qa2 Qd5 26. Nc3 Qf7 27. Ne2 f3 28. gxf3 Rg4+ 0-1

[Event "Ustron op-B"]
[Site "Ustron"]
[Date "2024.08.09"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Kisielinski, Stanislaw"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2093"]
[BlackElo "1827"]
[PlyCount "109"]
[EventDate "2024.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 Nf5 8. Nc2 Qb6 9. 0-0 Be7 10. Bd3 cxd4 11. cxd4 Nfxd4 12. Nfxd4 Nxd4 13. Be3 Bc5 14. b4 Nxc2 15. Bxc5 Qc7 16. Bd6 Qb6 17. Bxc2 h5 18. Ba4 Rc8 19. Bxd7+ Kxd7 20. Qa4+ Rc6 21. Rac1 Rhc8 22. Rxc6 Rxc6 23. Rc1 Qd4 24. Bc5 Qb2 25. Be3 a6 26. Rxc6 bxc6 27. Qxa6 Qxb4 28. Qa7+ Kc8 29. h3 Qb7 30. Qc5 Qb1+ 31. Kh2 Qxa2 32. Qxc6+ Kb8 33. Qe8+ Kb7 34. Qxf7+ Kb8 35. Qf8+ Kb7 36. Qxg7+ Kc6 37. Qe7 d4 38. Qd6+ Kb7 39. Qxd4 Qa6 40. Qd6 Qxd6 41. exd6 Kc6 42. Bc5 h4 43. g3 hxg3+ 44. Kxg3 e5 45. h4 Kxc5 46. d7 Kc6 47. d8Q e4 48. Kf4 e3 49. Kxe3 Kb7 50. Qd6 Ka8 51. Qe7 Kb8 52. h5 Kc8 53. h6 Kb8 54. h7 Ka8 55. h8R# 1-0

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.25"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "Pacuszka, Tomasz"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2102"]
[BlackElo "2131"]
[PlyCount "87"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Bc5 7. 0-0 Ne7 8. Rd1 d4 9. Nb1 Nd7 10. d3 Ng6 11. Nd2 b5 12. g3 h5 13. h4 Bb6 14. Qh1 Rc8 15. f4 Ne7 16. Nf3 f6 17. Qh3 Nf8 18. Bd2 a5 19. Kh2 Qd7 20. c3 c5 21. Rac1 Nc6 22. Rf1 Ng6 23. cxd4 cxd4 24. a4 Kf7 25. axb5 Nb4 26. f5 exf5 27. Bxb4 axb4 28. exf5 Ne7 29. Bd1 Rxc1 30. Bb3+ Ke8 31. Rxc1 Qxb5 32. Be6 Qxd3 33. Qg2 Qe4 34. Re1 Qb7 35. Qe2 Kf8 36. Bb3 Qd7 37. Be6 Qb7 38. Qd3 g6 39. fxg6 Kg7 40. Bf7 Rd8 41. Ng1 Qd7 42. Nh3 Qf5 43. Rxe7 Qd7 44. Re1 1-0

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.24"]
[Round "8"]
[White "Pniaczek, Marek"]
[Black "Dahale, Atul"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2102"]
[BlackElo "2169"]
[PlyCount "115"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 d6 4. d4 cxd4 5. Qxd4 Nc6 6. Qe3 Nf6 7. Be2 e6 8. 0-0 Qc7 9. Nc3 Be7 10. b3 0-0 11. Bb2 b6 12. Rac1 Qb8 13. Rfd1 Re8 14. h3 Nd7 15. Rd2 Nce5 16. Nd4 Bb7 17. Qg3 Nf6 18. f4 Nc6 19. Nxc6 Bxc6 20. Bf3 Qb7 21. Re1 b5 22. Nd5 exd5 23. exd5 Bd8 24. dxc6 Qa7+ 25. Kh1 Rxe1+ 26. Qxe1 Ba5 27. c7 Rc8 28. Rxd6 Qxc7 29. Qd1 bxc4 30. Rc6 Rd8 31. Qc1 Qe7 32. Qxc4 Qe1+ 33. Kh2 Bd2 34. Rc8 Qe8 35. Rxd8 Qxd8 36. g3 h5 37. Qxa6 h4 38. Qa8 hxg3+ 39. Kxg3 Nh5+ 40. Kg4 Qxa8 41. Bxa8 Nxf4 42. Be4 g6 43. Bc2 f5+ 44. Kg3 Kf7 45. a3 Ke6 46. b4 g5 47. b5 Be1+ 48. Kh2 g4 49. hxg4 fxg4 50. Be4 g3+ 51. Kh1 g2+ 52. Bxg2 Nxg2 53. Kxg2 Kd5 54. a4 Ba5 55. Kf3 Kc4 56. Bc1 Kb3 57. Bd2 Kxa4 58. Bxa5 1/2-1/2

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.23"]
[Round "7"]
[White "Goluch, Piotr"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2303"]
[BlackElo "2102"]
[PlyCount "158"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Na3 c5 8. Nxc4 Nc6 9. dxc5 Bxc5 10. Bf4 Nd5 11. Rc1 b6 12. a3 a5 13. Qc2 Nxf4 14. gxf4 Bb7 15. Ng5 g6 16. Nxb6 Bxb6 17. Bxc6 Rc8 18. Qe4 Bxf2+ 19. Rxf2 Rxc6 20. Rxc6 Qa8 21. f5 Bxc6 22. Qh4 h5 23. fxg6 fxg6 24. Nxe6 Rxf2 25. Qxf2 Bd5 26. Ng5 Qc8 27. Qf4 a4 28. h3 Qc5+ 29. Kh2 Bb3 30. h4 Kg7 31. Kg2 Bd5+ 32. Kf1 Bc4 33. Nf3 Be6 34. Nd4 Bh3+ 35. Ke1 Bg4 36. Kd2 Qe7 37. Nf3 Bxf3 38. exf3 Qb7 39. Kc2 Qc6+ 40. Kb1 Qb5 41. Qe4 Qb3 42. Qd4+ Kf7 43. f4 Ke6 44. Kc1 Kf5 45. Qe5+ Kg4 46. Qg5+ Kf3 47. Qxg6 Qc4+ 48. Kb1 Qf1+ 49. Ka2 Qc4+ 50. Ka1 Kxf4 51. Qg5+ Ke4 52. Qd2 Kf5 53. Qb4 Qc1+ 54. Ka2 Qc2 55. Qd4 Kg6 56. Qd5 Kf6 57. Qxh5 Qc4+ 58. Kb1 Qd3+ 59. Kc1 Qe3+ 60. Kc2 Qb3+ 61. Kc1 Qe3+ 62. Kd1 Qd3+ 63. Ke1 Qg3+ 64. Ke2 Qg2+ 65. Kd3 Qg3+ 66. Kc4 Qb3+ 67. Kc5 Qc2+ 68. Kd6 Qh2+ 69. Kc6 Qc2+ 70. Qc5 Qxb2 71. Qg5+ Ke6 72. Qg4+ Ke7 73. Qe4+ Kd8 74. Qd5+ Ke7 75. Qe4+ Kd8 76. Qd3+ Ke7 77. Qd6+ Kf7 78. h5 Qc1+ 79. Qc5 Qd2 1-0

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.22"]
[Round "6"]
[White "Pniaczek, Marek"]
[Black "Ciszewski, Krzysztof"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2102"]
[BlackElo "2114"]
[PlyCount "96"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 a5 8. g4 Na6 9. g5 Nd7 10. h4 Ndc5 11. h5 c6 12. Qd2 cxd5 13. cxd5 Bd7 14. f3 Qe7 15. Nh3 Rfc8 16. Nf2 Nb4 17. Ng4 Bxg4 18. fxg4 Qd7 19. 0-0 Na4 20. Rf2 Nxc3 21. bxc3 Na6 22. Raf1 Rf8 23. h6 Bh8 24. Kg2 Rac8 25. Kg3 Nc5 26. Bf3 Qa4 27. Bxc5 Rxc5 28. Bg2 Qc4 29. Rf3 a4 30. Qf2 Rc7 31. Kh4 Qxe4 32. Rf6 Qd3 33. Rxd6 e4 34. Re6 Qxd5 35. Rxe4 Rc5 36. Qf4 Be5 37. c4 Qe6 38. Qe3 b6 39. Rf6 Bxf6 40. Rxe6 Bxg5+ 41. Qxg5 Rxg5 42. Rxb6 Re5 43. Bd5 Rfe8 44. Ra6 Kf8 45. Rxa4 f5 46. Ra7 R8e7 47. Ra8+ Re8 48. Ra7 R8e7 1/2-1/2

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.21"]
[Round "5"]
[White "Rudzinska, Michalina"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2250"]
[BlackElo "2102"]
[PlyCount "128"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 Ne5 8. Qg3 Bd6 9. f4 Ng6 10. e5 Bb4 11. Bd2 d6 12. Nf3 dxe5 13. fxe5 N8e7 14. Bd3 Nf5 15. Qg4 Bxc3 16. Bxc3 Bd7 17. Bxf5 exf5 18. Qb4 0-0-0 19. 0-0-0 Be6 20. Rd6 Ne7 21. Qa3 Nc6 22. Rhd1 Kb8 23. Nd4 Nxd4 24. Bxd4 Rc8 25. c3 Qc4 26. b3 Qc7 27. Rd3 Rhd8 28. Bb6 Qxb6 29. Rxb6 Rxd3 30. Qb4 Rdxc3+ 31. Kb2 Rc2+ 32. Ka3 R8c7 33. Rxa6 Rxg2 34. Qb6 Rcc2 35. Qd8+ Rc8 36. Qd6+ Rc7 37. Ra5 Rgc2 38. Qd4 R2c6 39. Qa7+ Kc8 40. Ra4 Rd7 41. Qa8+ Kc7 42. Ra7 Kb6 43. Ra4 Kc7 44. Qf8 g6 45. Ra8 Rd5 46. Qb8+ Kb6 47. Ka4 Rc2 48. Qa7+ Kc7 49. Kb4 Bc8 50. a4 Rc6 51. a5 Kd7 52. Qe3 Kc7 53. Qh6 Ra6 54. Rxa6 bxa6 55. Qf8 Be6 56. Qa8 Rb5+ 57. Kc3 Rxa5 58. Qa7+ Kc6 59. b4 Ra2 60. Qc5+ Kb7 61. h4 f4 62. Qe7+ Kc6 63. Qd6+ Kb7 64. Qe7+ Kc6 1/2-1/2

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.20"]
[Round "3"]
[White "Dhananjay, S."]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2207"]
[BlackElo "2102"]
[PlyCount "65"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qc4 Nf6 5. Nc3 Bb4 6. Bd2 0-0 7. 0-0-0 Re8 8. f3 d6 9. Qe2 d5 10. a3 Bd6 11. Bg5 d4 12. Nd5 Be7 13. Nxe7+ Qxe7 14. Qd2 h6 15. Bxf6 Qxf6 16. Bb5 Rd8 17. Bxc6 Qxc6 18. Ne2 Qb6 19. g4 c5 20. g5 h5 21. g6 fxg6 22. Nf4 Bd7 23. Rhg1 Be8 24. Rg5 Rac8 25. Rdg1 c4 26. Nxg6 c3 27. Ne7+ Kh8 28. Qf4 Qxb2+ 29. Kd1 Qb1+ 30. Qc1 Qb6 31. Rxg7 Ba4 32. R7g6 Bxc2+ 33. Ke1 1-0

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.20"]
[Round "4"]
[White "Pniaczek, Marek"]
[Black "Mirski, Stanislaw"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2102"]
[BlackElo "2174"]
[PlyCount "58"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Nd6+ Ke7 8. Bf4 e5 9. Nf5+ Kf8 10. Bg5 d6 11. Bc4 Be6 12. Bb3 h6 13. Bxf6 Qxf6 14. Ne3 g6 15. Qd2 Kg7 16. 0-0-0 Rac8 17. Rhf1 Bb4 18. Qd3 Bxc3 19. Qxc3 Nd4 20. Qd3 Bxb3 21. axb3 a5 22. Kb1 b5 23. f4 Qe7 24. Nd5 Qh4 25. c3 Nxb3 26. Qxb5 Nc5 27. Qxa5 Qxh2 28. Nb6 Qxg2 29. Nxc8 Qxe4+ 0-1

[Event "Suwalki Warakomska Memorial 8th"]
[Site "Suwalki"]
[Date "2024.07.18"]
[Round "1"]
[White "Pniaczek, Marek"]
[Black "Polok, Kacper"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2102"]
[BlackElo "2247"]
[PlyCount "78"]
[EventDate "2024.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Bd3 Nf5 7. 0-0 cxd4 8. Bxf5 exf5 9. cxd4 Be7 10. Nc3 Be6 11. Re1 Rc8 12. Bd2 g5 13. Kh1 f4 14. Nb5 0-0 15. Nd6 Bxd6 16. exd6 Bg4 17. Qb3 Bxf3 18. Qxf3 Qxd6 19. Bc3 h6 20. Re2 Rfe8 21. Rae1 Rxe2 22. Qxe2 Rc7 23. Qb5 a6 24. Re8+ Kg7 25. Qb3 b5 26. a3 Re7 27. Ra8 Qe6 28. Qd1 a5 29. Ra6 Qc8 30. Rb6 b4 31. axb4 axb4 32. Be1 Rb7 33. Ra6 Re7 34. Rb6 Re4 35. h4 f3 36. hxg5 Qg4 37. gxh6+ Kh8 38. gxf3 Qh3+ 39. Kg1 Rh4 0-1

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.06.01"]
[Round "6"]
[White "Chiszko, Oskar"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2045"]
[BlackElo "2121"]
[PlyCount "108"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 0-0 8. Qc2 h6 9. Bh4 Re8 10. Nge2 a5 11. Bg3 Na6 12. a3 Nc7 13. 0-0 Bxg3 14. Nxg3 Qd6 15. Na4 Be6 16. Nc5 Ra7 17. Rad1 Bg4 18. f3 Bc8 19. Kh1 Rxe3 20. Bf5 Re8 21. Bxc8 Rxc8 22. Nf5 Qf8 23. Qf2 b6 24. Na4 b5 25. Nc5 Ne6 26. Qh4 Nh7 27. Rfe1 Nhg5 28. Qg4 Nxc5 29. dxc5 Kh8 30. Nxg7 Kxg7 31. h4 f5 32. Qg3 Qf6 33. f4 Re7 34. fxg5 hxg5 35. hxg5 Rxe1+ 36. Rxe1 Rh8+ 37. Kg1 Qd4+ 38. Qe3 Qxe3+ 39. Rxe3 Kf7 40. Re5 Kg6 41. Re6+ Kxg5 42. Rxc6 Kf4 43. Kf2 Ke5 44. Rb6 b4 45. axb4 axb4 46. Rxb4 Rc8 47. Rb5 Kd4 48. b4 Kc3 49. c6 d4 50. Rc5+ Kxb4 51. Rc1 Kb5 52. c7 Kb6 53. Rb1+ Kxc7 54. Rb5 Kd6 1/2-1/2

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.05.31"]
[Round "4"]
[White "Brzezina, Pawel"]
[Black "Pniaczek, Marek"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "1961"]
[BlackElo "2121"]
[PlyCount "87"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Nc3 b6 8. Qd3 Bb7 9. Bf4 Nbd7 10. e4 Rc8 11. Nd2 dxe4 12. Ndxe4 Nxe4 13. Nxe4 Nf6 14. Rfd1 Qd7 15. Be5 Rfd8 16. Bxf6 Bxf6 17. Nxf6+ gxf6 18. Qf3 Qe7 19. Rac1 Rc7 20. c5 Rcd7 21. cxb6 axb6 22. Qg4+ Kh8 23. Bxc6 Bxc6 24. Rxc6 Rd6 25. Rxd6 Qxd6 26. Qf3 Kg7 27. a3 Rd7 28. h4 f5 29. Qe3 h6 30. Qf3 Kg6 31. b4 Rd8 32. Kg2 Rd7 33. Kg1 Rd8 34. Qe3 Qd5 35. Rc1 Qxd4 36. Qxd4 Rxd4 37. Rc6 b5 38. Rc5 Rd3 39. Rxb5 Rxa3 40. Kg2 Rb3 41. Rb8 e5 42. b5 e4 43. b6 Rb1 44. b7 1/2-1/2

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.05.31"]
[Round "3"]
[White "Pniaczek, Marek"]
[Black "Fritz, Antoni"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2121"]
[BlackElo "2029"]
[PlyCount "58"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nab1 Be7 10. Bxf6 Bxf6 11. a4 b4 12. Nd5 0-0 13. Bc4 Be6 14. 0-0 a5 15. c3 Rb8 16. Nd2 Bg5 17. Nb3 Ne7 18. Bb5 bxc3 19. bxc3 f5 20. Nxe7+ Bxe7 21. exf5 Rxf5 22. c4 d5 23. cxd5 Bxd5 24. Nxa5 Bxg2 25. Qxd8+ Bxd8 26. Kxg2 Bxa5 27. Rad1 h5 28. Rd5 Rd8 29. Bd7 Rf4 1-0

[Event "Malopolska-ch"]
[Site "Krakow"]
[Date "2024.05.30"]
[Round "2"]
[White "Swider, Pawel"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1978"]
[BlackElo "2121"]
[PlyCount "73"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 dxc4 8. Qxc4 b6 9. Bf4 Ba6 10. Qc2 Nbd7 11. Nc3 Bb7 12. Rfd1 Nd5 13. Nxd5 cxd5 14. Rac1 Rc8 15. Qa4 a6 16. Rxc8 Bxc8 17. Qc6 b5 18. Bc7 Qe8 19. Rc1 Nf6 20. Ne5 h5 21. Qa8 g6 22. Nc6 Qd7 23. Nxe7+ Qxe7 24. Be5 Bd7 25. Qxa6 Rd8 26. Qd6 Qxd6 27. Bxd6 Ne4 28. Bb4 Rc8 29. Rxc8+ Bxc8 30. f3 Nf6 31. e3 Ne8 32. Bf1 Bd7 33. Kf2 f5 34. Ke1 Kf7 35. h4 Nf6 36. Bd6 Bc6 37. Kd2 1-0

[Event "POL-ch Universities"]
[Site "Lublin"]
[Date "2024.02.24"]
[Round "8"]
[White "Majocha, Piotr"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2027"]
[BlackElo "2116"]
[PlyCount "120"]
[EventDate "2024.02.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 c5 3. c4 dxc4 4. Bxc4 Nf6 5. Qb3 e6 6. d4 Nc6 7. dxc5 Bxc5 8. 0-0 0-0 9. Bd2 a6 10. Be2 Qe7 11. Nc3 e5 12. Nd5 Nxd5 13. Qxd5 e4 14. Nd4 Rd8 15. Qc4 Nxd4 16. exd4 Bxd4 17. Bb4 Qf6 18. Rad1 Be6 19. Qc7 Rd7 20. Qc2 Qg6 21. Kh1 Rad8 22. b3 h6 23. Bc4 Bg4 24. Rde1 Bf5 25. Qc1 Qb6 26. Bd2 Bxf2 27. Re2 e3 28. Bxe3 Bxe3 29. Qxe3 Qxe3 30. Rxe3 Bg6 31. h3 b5 32. Be2 Rd2 33. a4 bxa4 34. bxa4 a5 35. Bb5 Rc8 36. Re8+ Rxe8 37. Bxe8 Re2 38. Bc6 Be4 39. Bxe4 Rxe4 40. Rf5 Rxa4 41. Kh2 g6 42. Rb5 Kg7 43. Rb6 Ra3 44. Ra6 h5 45. Kg1 h4 46. Kf2 g5 47. Kf1 f6 48. Kf2 Kg6 49. Ke2 Kf5 50. Kf2 Ke5 51. Ke2 f5 52. Rg6 Kf4 53. Kf2 Ra2+ 54. Kg1 a4 55. Rg8 a3 56. Rg7 Rb2 57. Kh2 a2 58. Ra7 Ke3 59. Ra5 Kd3 60. Ra6 Kc2 0-1

[Event "POL-ch Universities"]
[Site "Lublin"]
[Date "2024.02.24"]
[Round "6"]
[White "Namyslak, Piotr"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1763"]
[BlackElo "2116"]
[PlyCount "95"]
[EventDate "2024.02.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. c4 e6 2. e4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nge2 Nge7 7. f4 d6 8. 0-0 0-0 9. b3 b6 10. Bb2 Bb7 11. Na4 Nd4 12. Bxd4 cxd4 13. d3 d5 14. cxd5 exd5 15. e5 Nf5 16. Qd2 Ne3 17. Rfc1 Nxg2 18. Kxg2 f6 19. exf6 Bxf6 20. Ng1 Re8 21. Re1 Re3 22. Re2 Qe7 23. Rae1 Re8 24. Nb2 Ba6 25. Kh1 Qc5 26. Nd1 Rxe2 27. Rxe2 Rc8 28. Nf2 Qc3 29. Qd1 Qc1 30. Qxc1 Rxc1 31. Re6 Kf7 32. Re2 Rc3 33. Rd2 Bc8 34. Kg2 h5 35. Ne2 Rc7 36. h3 Re7 37. Ng1 Ba6 38. Re2 Rc7 39. Nf3 Rc3 40. Rd2 Rc1 41. g4 hxg4 42. hxg4 Bc8 43. g5 Bg7 44. Kg3 Bf5 45. Ng4 Rc3 46. Nge5+ Ke6 47. Nxd4+ Kd6 48. Nb5+ 1-0

[Event "POL-ch Universities"]
[Site "Lublin"]
[Date "2024.02.24"]
[Round "9"]
[White "Pniaczek, Marek"]
[Black "Hrymowicz, Artur"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2116"]
[BlackElo "2131"]
[PlyCount "65"]
[EventDate "2024.02.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. 0-0 a6 5. Bd3 Ngf6 6. c3 e6 7. Re1 Be7 8. Bc2 0-0 9. d4 b5 10. a4 Bb7 11. e5 Nd5 12. axb5 axb5 13. Rxa8 Qxa8 14. Qd3 g6 15. Qxb5 Bc6 16. Qe2 cxd4 17. exd6 Bxd6 18. Nxd4 Nf4 19. Bxf4 Bxf4 20. Nxc6 Qxc6 21. g3 Bh6 22. Be4 Qc7 23. Nd2 Nc5 24. Bg2 Rd8 25. Nf3 Bg7 26. Qc4 Qb6 27. Nd4 e5 28. Nc6 Re8 29. b4 Nd7 30. Bd5 Rf8 31. Rd1 Nf6 32. Bxf7+ Kh8 33. Nxe5 1-0

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "3"]
[White "Banusz, Tamas"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2621"]
[BlackElo "2116"]
[PlyCount "76"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. a3 e5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. Qc2 Nc6 6. Nf3 g6 7. e4 Nb6 8. Bb5 Bg7 9. Bxc6+ bxc6 10. d3 0-0 11. h3 Ba6 12. Ke2 f5 13. Be3 fxe4 14. Nxe4 Nd5 15. Rhd1 Nxe3 16. fxe3 Qd5 17. Kf2 Rad8 18. Nc5 Bc8 19. Qc4 Bxh3 20. Qxd5+ Rxd5 21. Rac1 Bg4 22. b4 Bh6 23. Na6 Rfd8 24. Rxc6 Rxd3 25. Rxd3 Rxd3 26. Nxe5 Rd2+ 27. Kg3 Bf5 28. Kf3 Rd5 29. Nc4 Bc8 30. Nc5 Rf5+ 31. Ke2 Rg5 32. Rxc7 Rxg2+ 33. Kf3 Bh3 34. Rxa7 Rc2 35. Ne5 Bg2+ 36. Kg3 Bxe3 37. Ng4 Bd4 38. Ne6 Bxa7 0-1

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "7"]
[White "Bogaudinov, Rushan"]
[Black "Pniaczek, Marek"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1853"]
[BlackElo "2116"]
[PlyCount "112"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 c6 4. Bg2 Bf5 5. 0-0 h6 6. c4 e6 7. Nc3 Nbd7 8. b3 Bd6 9. Bb2 0-0 10. Rc1 a5 11. a3 Qe7 12. c5 Bc7 13. e3 e5 14. b4 axb4 15. axb4 Ne4 16. Nxe4 Bxe4 17. Nxe5 Nxe5 18. Bxe4 dxe4 19. dxe5 Bxe5 20. Bxe5 Qxe5 21. Qb3 Rfd8 22. Rfd1 h5 23. h4 g6 24. Qc4 Kg7 25. b5 Rxd1+ 26. Rxd1 Ra3 27. bxc6 bxc6 28. Qd4 Qxd4 29. exd4 f5 30. d5 cxd5 31. Rxd5 Rc3 32. Kf1 Kf7 33. Rd7+ Ke6 34. Rg7 Kf6 35. Rc7 Rc2 36. Rc8 Ke5 37. Rc6 e3 38. fxe3 Ke4 39. Rxg6 Kf3 40. Kg1 Rxc5 41. Rg5 Ra5 42. Kh2 Ra2+ 43. Kh3 Ra5 44. Rxh5 Kxe3 45. Rg5 Ke4 46. h5 Ra1 47. Kg2 Ra2+ 48. Kg1 Kf3 49. h6 Ra1+ 50. Kh2 Ra2+ 51. Kh3 Ra1 52. Rxf5+ Ke4 53. Rf6 Ke5 54. Rb6 Kf5 55. Kg2 Ra2+ 56. Kh3 Ra1 0-1

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "5"]
[White "Jiganchine, Roman"]
[Black "Pniaczek, Marek"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2205"]
[BlackElo "2116"]
[PlyCount "85"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Be7 5. e3 0-0 6. d4 b6 7. Bd3 Bb7 8. 0-0 dxc4 9. bxc4 c5 10. Qe2 Nc6 11. Nbd2 Rc8 12. Rad1 Bd6 13. Ne4 Nxe4 14. Bxe4 Qe7 15. h4 h6 16. d5 exd5 17. Bxd5 Na5 18. e4 Rfe8 19. Rfe1 Bb8 20. e5 Rcd8 21. Qe4 Bc8 22. e6 Bxe6 23. Bxe6 Rxd1 24. Rxd1 Qxe6 25. Qxe6 fxe6 26. Rd7 e5 27. Bc3 Nxc4 28. h5 b5 29. Nh4 b4 30. Ba1 Nb6 31. Rb7 c4 32. Nf5 c3 33. Rxg7+ Kf8 34. Rh7 Nc4 35. Nxh6 Re6 36. Rh8+ Kg7 37. Rxb8 Kxh6 38. Rxb4 Rc6 39. Bxc3 Kxh5 40. Rb5 Kg4 41. Bxe5 Nxe5 42. Rxe5 Rc2 43. Ra5 1-0

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "2"]
[White "Pniaczek, Marek"]
[Black "Aveskulov, Valeriy"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2116"]
[BlackElo "2486"]
[PlyCount "164"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 Bd7 5. c3 Nf6 6. Re1 a6 7. Bf1 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. d3 Be7 11. Be3 0-0 12. Qd1 d5 13. Nd2 d4 14. cxd4 cxd4 15. Bf4 e5 16. Bh2 Nd7 17. a4 Rc8 18. Be2 Nc5 19. Bg4 Rb8 20. Nc4 Bd6 21. Rf1 Nb4 22. Ra3 f6 23. f4 Qe7 24. Qd2 Nc6 25. b4 Ne6 26. Nxd6 Qxd6 27. Qa2 Rbe8 28. f5 Nxb4 29. Qb3 Nc2 30. Ra2 Ne3 31. Rb1 Re7 32. fxe6 Rc8 33. Kh1 Rc3 34. Qb4 Qc7 35. Bg1 Nxg4 36. hxg4 Rxd3 37. Rab2 Qd8 38. Qc5 Rc3 39. Qa7 Rcc7 40. Rxb7 d3 41. Rxc7 Rxc7 42. Qb8 Rc8 43. e7 Qe8 44. Qd6 d2 45. Rd1 Kf7 46. Rxd2 Qxe7 47. Qxe7+ Kxe7 48. Rb2 Kf7 49. Rb7+ Kg6 50. Rb6 a5 51. Rb5 Rc4 52. Rxa5 Rxe4 53. Kh2 Rxg4 54. Ra7 f5 55. g3 f4 56. gxf4 Rxf4 57. Kg2 Rb4 58. Bh2 e4 59. a5 Rb2+ 60. Kg3 h5 61. Bg1 Kf5 62. Rxg7 Rb3+ 63. Kf2 Ra3 64. Ra7 Ra1 65. Bh2 Ra2+ 66. Kg1 e3 67. Bg3 Kg4 68. Be1 Kf3 69. Bb4 Ra1+ 70. Kh2 Ra4 71. Rb7 e2 72. Rf7+ Ke3 73. Re7+ Kd3 74. Be1 Ra1 75. Bf2 Ra2 76. Re3+ Kd2 77. Re7 Kd3 78. Rd7+ Ke4 79. Re7+ Kf3 80. Bg3 e1Q+ 81. Kh3 Qh1+ 82. Bh2 Qxh2# 0-1

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "6"]
[White "Pniaczek, Marek"]
[Black "Blanco Diez, David"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2116"]
[BlackElo "2308"]
[PlyCount "106"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 Bxf3 5. Bxf3 d4 6. Ne2 c5 7. d3 Nc6 8. Bf4 e5 9. Bg3 Bd6 10. c3 Nge7 11. 0-0 0-0 12. cxd4 cxd4 13. Rc1 Rc8 14. Bg4 Rb8 15. f4 exf4 16. Nxf4 Ne5 17. Be2 Qa5 18. a3 Rbc8 19. Qb3 b5 20. Rxc8 Rxc8 21. Be1 Qa4 22. Bd1 Qxb3 23. Bxb3 Rc1 24. Bh4 Rxf1+ 25. Kxf1 N7g6 26. Bg3 Nxf4 27. Bxf4 Kf8 28. Ke2 Ke7 29. Bg3 f6 30. Bf2 Bc5 31. Bd5 Nd7 32. Bc6 a6 33. a4 bxa4 34. Bxa4 Nb6 35. Bb3 a5 36. Be1 a4 37. Bg8 h6 38. Ba5 Nd7 39. Bc4 a3 40. b4 Bb6 41. Kd2 Kd6 42. Kc2 Bxa5 43. bxa5 Nc5 44. a6 Kc7 45. Kb1 Kb6 46. Ka2 Nxa6 47. Bxa6 Kxa6 48. Kxa3 Ka5 49. h4 h5 50. Kb3 Kb5 51. Ka3 Ka5 52. Kb3 Kb5 53. Ka3 Ka5 1/2-1/2

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "4"]
[White "Pniaczek, Marek"]
[Black "Domingo Nunez, Ruben"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2116"]
[BlackElo "2446"]
[PlyCount "76"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 c6 4. Nc3 d5 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8. Bc4 0-0 9. 0-0 a5 10. a4 Na6 11. Re1 Nb4 12. c3 Nd5 13. Bd2 Be6 14. Qe2 Re8 15. Qf1 Qd7 16. Rad1 Bf8 17. Bc1 Rab8 18. Nd2 b5 19. Bb3 Bf5 20. g4 Be6 21. Ne4 Be7 22. Qg2 f5 23. gxf5 Bxf5 24. Kh2 Bd8 25. Nc5 Qd6+ 26. Qg3 Bc7 27. Bxd5 cxd5 28. f4 b4 29. Re5 Qf6 30. Rxd5 bxc3 31. bxc3 Rb1 32. Re1 Rxe1 33. Qxe1 Bxf4+ 34. Bxf4 Rxe1 35. Be5 Re2+ 36. Kh1 Be4+ 37. Nxe4 Qf3+ 38. Kg1 Qg2# 0-1

[Event "Titled Tuesday intern op 20th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.20"]
[Round "8"]
[White "Pniaczek, Marek"]
[Black "George Samir, David"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2116"]
[BlackElo "2090"]
[PlyCount "125"]
[EventDate "2024.02.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nf6 6. Be2 e6 7. 0-0 Be7 8. Rd1 Qc7 9. c4 0-0 10. Nc3 a6 11. h3 Ne5 12. b3 b6 13. Bb2 Bb7 14. Rac1 Rac8 15. Nd2 Rfd8 16. Na4 Nfd7 17. f4 Ng6 18. Nf3 Bc6 19. Nc3 Qb7 20. Nd5 Nc5 21. Nxe7+ Nxe7 22. e5 Nf5 23. Qf2 Ne4 24. Qe1 d5 25. cxd5 Bxd5 26. Rxc8 Rxc8 27. Nd4 Nfg3 28. Bf3 h5 29. Ne2 h4 30. Nxg3 Nxg3 31. Bxd5 exd5 32. e6 Re8 33. Qe5 fxe6 34. Rxd5 Ne2+ 35. Kh2 Nxf4 36. Rd2 Rf8 37. Rf2 Qf7 38. Kh1 Qg6 39. Rxf4 Rxf4 40. Qxf4 Qb1+ 41. Qc1 Qxa2 42. Qc2 Qa5 43. Qc3 Qg5 44. Bc1 Qf5 45. Be3 Qf1+ 46. Bg1 Qf5 47. Qc8+ Kh7 48. Qxa6 b5 49. Qc6 b4 50. Qc4 e5 51. Qxh4+ Kg8 52. Qc4+ Kh7 53. Qxb4 e4 54. Qc5 Qf4 55. Qe3 Qe5 56. Bf2 g5 57. Bg3 Qa1+ 58. Kh2 Qb1 59. Qxg5 Qxb3 60. Qh4+ Kg6 61. Qxe4+ Kf7 62. Qf3+ Ke6 63. Qxb3+ 1-0

