[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.22"]
[Round "9"]
[White "Pastwa, Marcin"]
[Black "Pietras, Igor"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1391"]
[PlyCount "90"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. d4 cxd4 6. cxd4 Bd7 7. Bd3 Nge7 8. Bg5 Qb6 9. Nc3 Nxd4 10. Nxd4 Qxd4 11. Nb5 Qxe5+ 12. Qe2 Qxe2+ 13. Kxe2 Bxb5 14. Bxb5+ Nc6 15. Rac1 Rc8 16. Rc3 a6 17. Bxc6+ Rxc6 18. Rhc1 Rxc3 19. Rxc3 Kd7 20. Rb3 b5 21. a4 b4 22. Bd2 a5 23. Rf3 f6 24. g4 Bd6 25. h4 Rc8 26. g5 Be7 27. Kd3 e5 28. Rg3 g6 29. Be3 Bd6 30. Rg1 f5 31. Re1 d4 32. Bd2 Ke6 33. f4 e4+ 34. Kxd4 Bc5+ 35. Kc4 Be3+ 36. Kb5 Bxd2 37. Rd1 e3 38. Kxa5 b3+ 39. Kb5 Rc1 40. Rxc1 Bxc1 41. a5 e2 42. a6 e1Q 43. a7 Qe4 44. Ka6 Qc6+ 45. Ka5 Bd2# 0-1

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.21"]
[Round "8"]
[White "Pietras, Igor"]
[Black "Rusinski, Mateusz"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1391"]
[BlackElo "1798"]
[PlyCount "73"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 c5 10. Nb3 c6 11. f3 Ng5 12. f4 Ne4 13. N1d2 Nxd2 14. Bxd2 g6 15. c3 Rb8 16. Nc1 Qb6 17. b3 c4+ 18. Kh1 cxb3 19. axb3 Bg7 20. Qe2 c5 21. Re1 0-0 22. Ra6 Qc7 23. Qf3 Bc6 24. Qe3 Qb7 25. Ra3 d4 26. Qg3 dxc3 27. Bxc3 Rfd8 28. Nd3 Bxg2+ 29. Kg1 Qb5 30. Nf2 Bd5 31. Rxa7 Qxb3 32. Raa1 Qc4 33. Rac1 Rb3 34. Re3 Qa4 35. f5 Bh6 36. Qh4 Qxh4 37. Ra1 0-1

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.20"]
[Round "7"]
[White "Szymanski, Zbigniew1"]
[Black "Pietras, Igor"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1793"]
[BlackElo "1391"]
[PlyCount "75"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. Nf3 Qe7 6. c4 dxc4 7. bxc4 Bd7 8. 0-0 Nf6 9. c5 Bxc5 10. Bxc6 Bxc6 11. Nxe5 Bb5 12. Re1 0-0 13. Qb3 Ba6 14. d4 Bd6 15. Ba3 Bxa3 16. Qxa3 Qe6 17. Nd2 Ng4 18. Nxg4 Qxg4 19. Rac1 Rac8 20. h3 Qg6 21. Qe7 c6 22. Qc5 Qe6 23. Qxa7 Qxa2 24. Ne4 f5 25. Ng5 h6 26. Nf3 g5 27. Ne5 h5 28. Qc5 Qe6 29. Nf3 g4 30. Qe5 Qg6 31. Nh4 Qg5 32. Qe6+ Kg7 33. g3 gxh3 34. Rc5 Rce8 35. Qd7+ Re7 36. Nxf5+ Rxf5 37. Qxf5 Qxf5 38. Rxf5 1-0

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.19"]
[Round "6"]
[White "Pietras, Igor"]
[Black "Litke, Slawomir"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1391"]
[BlackElo "1623"]
[PlyCount "63"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. Be3 Qh4 11. f3 Ng5 12. f4 Ne4 13. Nd2 Nxd2 14. Qxd2 0-0 15. Nb3 Bxe3+ 16. Qxe3 Bf5 17. Qc5 Bd7 18. Nd4 Rfe8 19. Nxc6 Re6 20. Nd4 Rh6 21. Nf3 Qxf4 22. Qxc7 Bg4 23. Nh4 Qd4+ 24. Kh1 Rf8 25. Nf5 Bxf5 26. Rxf5 Qh4 27. h3 Qe4 28. Raf1 Rxh3+ 29. Kg1 Rg3 30. R5f2 Qe3 31. e6 fxe6 32. Qxg3 1-0

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.18"]
[Round "5"]
[White "Skrzypczak, Wiktor"]
[Black "Pietras, Igor"]
[Result "0-1"]
[ECO "D45"]
[BlackElo "1391"]
[PlyCount "90"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nd7 5. e3 Ngf6 6. Bd2 Be7 7. Be2 0-0 8. 0-0 Qc7 9. Rc1 Ne4 10. Nxe4 dxe4 11. Ne5 Nxe5 12. dxe5 Qxe5 13. Bc3 Qf5 14. f3 e5 15. Qc2 Bc5 16. Bd2 exf3 17. Qxf5 Bxf5 18. Rxf3 Be4 19. Rff1 Rad8 20. Rfd1 Rxd2 21. Rxd2 Bxe3+ 22. Kf1 Bxd2 23. Rd1 Rd8 24. Kf2 Ba5 25. Rc1 Rd2 26. Ke3 Bg6 27. b4 Bxb4 28. a3 Ba5 29. h4 Rd8 30. Rf1 Bb6+ 31. Kf3 Rd4 32. Kg3 Bd3 33. Bxd3 Rxd3+ 34. Kg4 f6 35. g3 Rd4+ 36. Kh3 Rxc4 37. h5 Kf7 38. g4 Be3 39. Rd1 Rd4 40. Rb1 b6 41. Rb3 Bg5 42. Kg3 e4 43. Rc3 Rd3+ 44. Rxd3 exd3 45. Kf3 Ke6 0-1

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.17"]
[Round "4"]
[White "Pietras, Igor"]
[Black "Nawrocki, Michal"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "1391"]
[BlackElo "1165"]
[PlyCount "40"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 dxe4 5. Nxe4 Nxe4 6. Bxe4 Be7 7. Nf3 Nd7 8. c4 Nf6 9. Bc2 0-0 10. 0-0 c5 11. Bg5 cxd4 12. Qd3 Re8 13. Rad1 h6 14. Bh4 b5 15. cxb5 Bb7 16. Nxd4 Qd5 17. Nf3 Qxd3 18. Rxd3 Rac8 19. Bb3 g5 20. Bg3 Ne4 1/2-1/2

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.16"]
[Round "3"]
[White "Rozumek, Krzysztof"]
[Black "Pietras, Igor"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1859"]
[BlackElo "1391"]
[PlyCount "101"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 Nc6 5. Bb5 Bd7 6. Bb2 e6 7. Bxc6 Bxc6 8. Ne5 Be7 9. 0-0 Qb6 10. d3 0-0 11. Re1 Rfd8 12. Qe2 a5 13. a4 Rac8 14. Nd2 Qa7 15. Kh1 Nd7 16. Qg4 Nxe5 17. Bxe5 Bf8 18. Nf3 b5 19. Bf6 Rd7 20. Ne5 Rb7 21. Nxc6 Rxc6 22. axb5 Rxb5 23. Ra4 Rb4 24. Rea1 Rxa4 25. Rxa4 c4 26. Bd4 Qc7 27. dxc4 dxc4 28. b4 Qb7 29. c3 axb4 30. Rxb4 Ra6 31. h3 Qc8 32. Rb5 g6 33. Be5 Bd6 34. Qg5 Bxe5 35. Qxe5 Ra8 36. Rc5 Qb7 37. Rxc4 Ra2 38. Qe4 Qd7 39. Rd4 Qe7 40. Ra4 Rd2 41. Rd4 Ra2 42. Qe5 Qh4 43. Rd1 Ra8 44. Rb1 Qd8 45. c4 Qc8 46. c5 Qc6 47. Rb6 Qd5 48. Rb8+ Rxb8 49. Qxb8+ Kg7 50. Qb4 Qc6 51. Qb6 1-0

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.15"]
[Round "2"]
[White "Pietras, Igor"]
[Black "Lesien, Chryzostom"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1391"]
[BlackElo "1063"]
[PlyCount "83"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Poland"]
[BlackTeam "Poland"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nc3 Nf6 7. Bg5 Be7 8. 0-0-0+ Ke8 9. Bb5 h6 10. Bh4 Bd7 11. Rd2 Rd8 12. Rhd1 a6 13. Bxc6 Bxc6 14. Rxd8+ Bxd8 15. Nxe5 g5 16. Nxc6 bxc6 17. Bg3 Ke7 18. Rd3 Re8 19. f3 Nh5 20. Ne2 Nxg3 21. Nxg3 Ke6 22. Rc3 Kd6 23. Nf5+ Kd7 24. Nxh6 Rf8 25. h3 Bf6 26. Ra3 Rb8 27. Rd3+ Ke6 28. b3 Rd8 29. Kd2 Rxd3+ 30. Kxd3 Bg7 31. Nf5 Be5 32. Kc4 Kd7 33. Kc5 Bh2 34. Kb4 Bg1 35. Ka5 f6 36. Kxa6 Bb6 37. a4 Ke6 38. a5 Bf2 39. Kb7 Kd7 40. a6 Bb6 41. a7 Bxa7 42. Kxa7 1-0

[Event "Poznan op 28th"]
[Site "Poznan"]
[Date "2021.08.15"]
[Round "1"]
[White "Raczynski, Krzysztof"]
[Black "Pietras, Igor"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "2212"]
[BlackElo "1391"]
[PlyCount "77"]
[EventDate "2021.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Qb3 d4 7. Nd5 Nc6 8. d3 Be7 9. Nxf6+ Bxf6 10. Nf3 0-0 11. 0-0 Qc7 12. Bd2 Be6 13. Qc2 Rfc8 14. b4 Qb6 15. Qb2 Ne7 16. b5 Rc5 17. a4 Rac8 18. Rfc1 Nd5 19. Rxc5 Rxc5 20. Ng5 Bxg5 21. Bxg5 Nc3 22. e3 Nxa4 23. Qa3 Qxb5 24. exd4 exd4 25. h4 Bd7 26. Be7 Rc3 27. Qd6 Nb6 28. Be4 Nc8 29. Qxd4 Rc7 30. Bd8 Rc2 31. Re1 Be6 32. Bg5 Qd7 33. Qa1 b6 34. d4 Rc4 35. d5 Bg4 36. Bg2 f6 37. Bf4 Ne7 38. d6 Ng6 39. Bd5+ 1-0

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.26"]
[Round "9"]
[White "Pietras, Igor"]
[Black "Najdzionek, Boleslaw"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1140"]
[BlackElo "1715"]
[PlyCount "91"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 d5 6. exd5 Qxd5 7. Nc3 Bb4 8. Bd2 Qd8 9. Bb5 Nge7 10. 0-0 0-0 11. Bg5 Qb6 12. Bd3 h6 13. Be3 Qd8 14. Bc2 f5 15. Qd2 Rf6 16. Rad1 Nd5 17. Qd3 Nce7 18. Bd2 a6 19. Bb3 Ba5 20. Ne5 Bc7 21. Ne2 b5 22. Ng3 Qe8 23. Rc1 Bb7 24. Bd1 Kh7 25. Nh5 Rf8 26. f4 g6 27. Ng3 Bb6 28. Ne2 Nf6 29. Nc3 Rd8 30. Be3 Ned5 31. Nxd5 Nxd5 32. Bd2 Nf6 33. Bc3 a5 34. Kh1 b4 35. Be1 Bxd4 36. Rc7+ Kg8 37. Qh3 Bxe5 38. fxe5 Qb5 39. Rg1 Rd7 40. Rxd7 Nxd7 41. Qxh6 Nxe5 42. Bb3 Rf7 43. Bg3 Qe2 44. Bxe6 Bxg2+ 45. Rxg2 Qf1+ 46. Rg1 1/2-1/2

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.25"]
[Round "8"]
[White "Kaluzny, Stanislaw"]
[Black "Pietras, Igor"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1321"]
[BlackElo "1140"]
[PlyCount "97"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 b6 7. Be3 Bb7 8. Be2 Nf6 9. f3 Nc6 10. 0-0 Be7 11. Qe1 0-0 12. Rd1 Na5 13. b3 Rfc8 14. Rc1 Bb4 15. Bd2 Bc5 16. Be3 Nc6 17. Nc2 Bxe3+ 18. Nxe3 Rd8 19. Qh4 Ne5 20. Kh1 Ng6 21. Qf2 Bc6 22. Bd3 Qd6 23. Rcd1 Qb4 24. Ne2 d6 25. Nd4 Qc5 26. Bb1 Rac8 27. Qg3 b5 28. h3 Nh5 29. Qf2 bxc4 30. Nxc4 Bb5 31. Bd3 Bxc4 32. Bxc4 a5 33. Qd2 d5 34. Ba6 Ra8 35. Rc1 Qb6 36. Rc6 Qb4 37. Qxb4 axb4 38. exd5 Ng3+ 39. Kg1 Nxf1 40. Kxf1 Rxd5 41. Nc2 Rb8 42. Rc7 h6 43. Bb7 Re5 44. Ba6 Rd8 45. Nxb4 Rd1+ 46. Kf2 Rd2+ 47. Kf1 Nf4 48. g3 Nxh3 49. Be2 0-1

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.24"]
[Round "7"]
[White "Pietras, Igor"]
[Black "Hoffmann, Kacper"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "1140"]
[BlackElo "1569"]
[PlyCount "46"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 d6 2. f4 Nf6 3. Nc3 e5 4. fxe5 dxe5 5. d3 Bc5 6. Be2 Qd4 7. Qd2 Qf2+ 8. Kd1 Qxg2 9. Bf3 Qxd2+ 10. Bxd2 Bg4 11. Nb5 Na6 12. Bxg4 Nxg4 13. Nh3 c6 14. Nc3 Nf2+ 15. Nxf2 Bxf2 16. Ke2 Bb6 17. Na4 Bd8 18. Rhg1 Rg8 19. Rg3 f6 20. Bh6 g5 21. h4 Rg6 22. hxg5 fxg5 23. Bxg5 h6 0-1

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.23"]
[Round "6"]
[White "Zatylny, Jan"]
[Black "Pietras, Igor"]
[Result "1/2-1/2"]
[ECO "E00"]
[WhiteElo "1548"]
[BlackElo "1140"]
[PlyCount "108"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. a3 c5 5. dxc5 Bxc5 6. b4 Bd6 7. Bb2 dxc4 8. Bxc4 0-0 9. Nf3 b6 10. 0-0 Bb7 11. Be2 Qe7 12. h3 Rd8 13. Qe1 Nbd7 14. Nbd2 Rac8 15. Rc1 Rxc1 16. Qxc1 Rc8 17. Qb1 Bb8 18. Rc1 Rxc1+ 19. Qxc1 h6 20. Bb5 Nd5 21. Qa1 N7f6 22. Be5 Bc7 23. Qc1 Bxe5 24. Nxe5 Qc7 25. Qxc7 Nxc7 26. Bf1 Ncd5 27. Nb1 Ne4 28. b5 Ndc3 29. Nxc3 Nxc3 30. Nc6 Nb1 31. Nxa7 Nxa3 32. Nc6 Nb1 33. Ne5 Nc3 34. Nd7 Nd5 35. Bc4 Bc8 36. Ne5 Bb7 37. Bxd5 Bxd5 38. Nd7 Bc4 39. Nxb6 Bxb5 40. Nc8 Kf8 41. e4 g6 42. e5 Kg7 43. Nd6 Bd7 44. f4 g5 45. g3 f5 46. Kf2 Bc6 47. Ke3 Kg6 48. g4 Bg2 49. gxf5+ exf5 50. e6 Kf6 51. e7 Kxe7 52. Nxf5+ Kf6 53. Nxh6 gxf4+ 54. Kxf4 Bxh3 1/2-1/2

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.22"]
[Round "5"]
[White "Roszkiewicz, Anna"]
[Black "Pietras, Igor"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1750"]
[BlackElo "1140"]
[PlyCount "97"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 b5 7. a4 b4 8. Nd2 Bb7 9. Qe2 Nc6 10. Nxc6 Qxc6 11. Nb3 Qc7 12. Re1 Ne7 13. Be3 Nc6 14. f4 Be7 15. Qf2 0-0 16. Bb6 Qb8 17. Rad1 d6 18. Nd2 Bf6 19. Rb1 e5 20. f5 Qe8 21. Nc4 Qe7 22. Be3 Nd4 23. c3 Nc6 24. Nb6 Rab8 25. Nd5 Qd8 26. Bb6 Qd7 27. cxb4 Bd8 28. Bxd8 Rfxd8 29. b5 Nd4 30. bxa6 Bc6 31. f6 Bxd5 32. exd5 Rb3 33. Bc4 Rb4 34. b3 Qf5 35. Qxf5 Nxf5 36. fxg7 Nxg7 37. Bb5 Ra8 38. Rbc1 e4 39. Rc4 Rxc4 40. bxc4 Nf5 41. Re2 e3 42. g4 Nd4 43. Rxe3 Nc2 44. Re7 Nb4 45. a7 Kg7 46. Rd7 Nc2 47. Bc6 Nd4 48. Rxf7+ Kxf7 49. Bxa8 1-0

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.21"]
[Round "4"]
[White "Pietras, Igor"]
[Black "Szczepaniak, Artur"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1140"]
[BlackElo "1677"]
[PlyCount "129"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be3 cxd4 7. Qxd4 Nc6 8. Qxd5 Nxd5 9. Bd2 a6 10. c4 Nf6 11. Nc3 Bc5 12. Be2 0-0 13. 0-0 Nd4 14. Nxd4 Bxd4 15. Rfd1 e5 16. Be3 Bxe3 17. fxe3 Bg4 18. Bxg4 Nxg4 19. Nd5 Rfd8 20. h3 Nf6 21. Nxf6+ gxf6 22. g4 Kf8 23. Kf2 Rxd1 24. Rxd1 Ke7 25. Kf3 Ke6 26. Ke4 h5 27. c5 hxg4 28. hxg4 Rg8 29. Kf3 Rc8 30. b4 a5 31. a3 axb4 32. axb4 Rc6 33. e4 b6 34. Rc1 bxc5 35. bxc5 Kd7 36. Ke3 Ra6 37. Kd3 Kc6 38. Kc4 Ra4+ 39. Kd3 Ra3+ 40. Kc4 Re3 41. Rf1 Rxe4+ 42. Kd3 Rxg4 43. Rxf6+ Kxc5 44. Rxf7 Kd5 45. Rd7+ Ke6 46. Ra7 Rh4 47. Ke3 Rb4 48. Rh7 Rb1 49. Rh8 Re1+ 50. Kd3 e4+ 51. Kd4 Kf5 52. Rf8+ Kg4 53. Re8 Kf3 54. Rf8+ Kg3 55. Rg8+ Kf2 56. Rf8+ Kg2 57. Rg8+ Kf3 58. Rf8+ Kg4 59. Rg8+ Kf3 60. Rf8+ Kg3 61. Re8 Rd1+ 62. Ke3 Kg2 63. Rxe4 Re1+ 64. Kd3 Rxe4 65. Kxe4 1/2-1/2

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.20"]
[Round "3"]
[White "Pietras, Igor"]
[Black "Stanislawski, Karol"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1140"]
[BlackElo "1104"]
[PlyCount "111"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 d5 6. e5 f6 7. Nc3 Bb4 8. Bd2 fxe5 9. dxe5 Nge7 10. Bd3 0-0 11. Ng5 Nxe5 12. Bxh7+ Kh8 13. Qh5 Ng4 14. Qxg4 Nf5 15. Bxf5 Rxf5 16. Qxf5 exf5 17. Nf7+ Kg8 18. Nxd8 Be7 19. 0-0 Bxd8 20. Nxd5 Be6 21. Nf4 Bc4 22. Rfe1 Bf6 23. Bc3 Bg5 24. Ne6 Bh6 25. Nc7 Rf8 26. Re8 Rxe8 27. Nxe8 Kf8 28. Nd6 Be6 29. Re1 Bd7 30. Nxb7 Bf4 31. Bxg7+ Kxg7 32. Re7+ Kf6 33. Rxd7 Bb8 34. h4 Kg6 35. g3 Kf6 36. Kg2 Kg6 37. Kh3 Kf6 38. f3 Kg6 39. g4 Kf6 40. h5 fxg4+ 41. fxg4 Kg5 42. Rg7+ Kf6 43. h6 Bf4 44. g5+ Bxg5 45. Rxg5 Kxg5 46. h7 Kf5 47. h8Q Ke6 48. Qd4 Kf5 49. Qe3 Kf6 50. Qe4 Kf7 51. Qe5 Kg6 52. Nd6 a5 53. Qe6+ Kg7 54. Nf5+ Kh8 55. Qf6+ Kg8 56. Qg7# 1-0

[Event "Poznan op 26th"]
[Site "Poznan"]
[Date "2018.08.19"]
[Round "2"]
[White "Kus, Aleksander"]
[Black "Pietras, Igor"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1844"]
[BlackElo "1140"]
[PlyCount "89"]
[EventDate "2018.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 c6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Nbd7 9. b4 b6 10. Ba6 Be7 11. Bb7 0-0 12. Bxc6 Rac8 13. Bb7 bxc5 14. bxc5 Nxc5 15. dxc5 Rxc5 16. h3 Rd8 17. Nf3 Ne4 18. Nxe4 Bxe4 19. 0-0 f6 20. Bg3 e5 21. Rxa7 Rd7 22. Rfa1 Kf7 23. Nd2 Bf5 24. Ba8 Rd8 25. e4 dxe4 26. Bxe4 Be6 27. Nf3 Rb5 28. Bxh7 Rxb2 29. Nh4 Bd7 30. Bf5 Rd2 31. Bxd7 R2xd7 32. Rxd7 Rxd7 33. Nf5 Bc5 34. Rc1 Bd4 35. Nxd4 exd4 36. Rd1 Ke6 37. Kf1 Kd5 38. Ke2 Kc4 39. Rc1+ Kd5 40. Rc7 Rxc7 41. Bxc7 Kc4 42. Kd2 g6 43. Bb6 f5 44. f4 d3 45. Ba7 1-0

