[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.09"]
[Round "9"]
[White "Rainer, Piotr"]
[Black "Derybas, Igor"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1633"]
[BlackElo "1456"]
[PlyCount "85"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 b6 5. Qd2 Bb7 6. f3 e6 7. 0-0-0 Ne7 8. Bh6 Bxh6 9. Qxh6 Ng8 10. Qe3 Nd7 11. Kb1 Qf6 12. Nb5 Qd8 13. Qc3 Rc8 14. Nxa7 Ra8 15. Nb5 Rc8 16. Qe3 h6 17. Nh3 Ngf6 18. Be2 Qe7 19. g4 c6 20. Nc3 e5 21. Nf2 Kf8 22. h4 Kg7 23. dxe5 dxe5 24. Rd2 b5 25. Rhd1 Nc5 26. Nd3 Nfd7 27. Nxc5 Nxc5 28. a3 Rc7 29. h5 g5 30. Bf1 Ne6 31. Ne2 Nf4 32. Nxf4 gxf4 33. Qc3 Rb8 34. Qd3 b4 35. axb4 Qxb4 36. Qd6 Qa5 37. g5 hxg5 38. h6+ Kh7 39. Qf6 Rg8 40. Rd8 Rc8 41. Qxf7+ Kxh6 42. Rxg8 Rxg8 43. Qxg8 1-0

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.08"]
[Round "8"]
[White "Derybas, Igor"]
[Black "Wasiluk, Dominik"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1456"]
[BlackElo "1341"]
[PlyCount "61"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Nf6 6. Bd3 Bb4+ 7. Nc3 0-0 8. 0-0 b6 9. a3 Be7 10. e5 Ne8 11. d5 exd5 12. Nxd5 d6 13. Nxe7+ Qxe7 14. exd6 Qxd6 15. Re1 Qc7 16. b4 Bg4 17. Bxh7+ Kh8 18. Be4 Rd8 19. Qc2 f5 20. Bxc6 Bxf3 21. gxf3 Rc8 22. b5 Rf6 23. Bg5 Rf7 24. Qa4 Nf6 25. Qh4+ Kg8 26. Bxf6 gxf6 27. Bd5 Kg7 28. Bxf7 Qxf7 29. Rac1 Rg8 30. Kh1 Qb7 31. Rc6 1-0

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.08"]
[Round "7"]
[White "Derybas, Igor"]
[Black "Zieba, Hubert"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1456"]
[BlackElo "1469"]
[PlyCount "67"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Nc6 4. e3 f5 5. Nd2 Nf6 6. Ne2 Bd6 7. b3 e4 8. Bb2 Ne5 9. d4 Ned7 10. c4 c6 11. a3 0-0 12. b4 Qe8 13. Qb3 Kh8 14. Nc3 Qf7 15. a4 a6 16. Bf1 g5 17. Be2 Nb8 18. cxd5 cxd5 19. h4 f4 20. hxg5 fxe3 21. gxf6 exd2+ 22. Kxd2 Be6 23. Rh5 Nc6 24. Nxe4 dxe4 25. d5 Bd7 26. Rah1 Ne5 27. Rxe5 Bxe5 28. Bxe5 e3+ 29. fxe3 Bxa4 30. Qd3 Kg8 31. Bh5 Qd7 32. Bg4 Qf7 33. Be6 Qxe6 34. Qxh7# 1-0

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.06"]
[Round "5"]
[White "Balis, Sebastian"]
[Black "Derybas, Igor"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1297"]
[BlackElo "1456"]
[PlyCount "74"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. f4 e6 5. Nf3 Ne7 6. Be2 b6 7. Be3 Bb7 8. Nbd2 Nd7 9. 0-0 0-0 10. Qc2 h6 11. g4 f5 12. gxf5 exf5 13. e5 Nd5 14. Bc4 Kh7 15. Bxd5 Bxd5 16. c4 Bb7 17. Kf2 dxe5 18. dxe5 Qe7 19. c5 Ba6 20. Rfc1 Rfd8 21. b4 Nf8 22. a4 Bd3 23. Qc3 Ne6 24. h4 Rd5 25. Kg3 Rad8 26. Nb3 Be4 27. Nfd4 Rxe5 28. fxe5 Bxe5+ 29. Kh3 f4 30. Bf2 Nxd4 31. Nxd4 Qd7+ 32. Kh2 f3+ 33. Bg3 Bxd4 34. c6 Qd5 35. Qc4 Bxa1 36. Qxd5 Rxd5 37. Rxa1 Rd2+ 0-1

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.06"]
[Round "6"]
[White "Orlowski, Krzysztof"]
[Black "Derybas, Igor"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1466"]
[BlackElo "1456"]
[PlyCount "87"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 e6 4. Nc3 Ne7 5. Nf3 d6 6. Be3 Nd7 7. Bd3 b6 8. Qd2 h6 9. a4 Bb7 10. a5 bxa5 11. 0-0 f5 12. d5 fxe4 13. Bxe4 Nf6 14. Qd3 Nxe4 15. Qxe4 Bxc3 16. bxc3 exd5 17. cxd5 Bxd5 18. Qd4 Kd7 19. Qg4+ Ke8 20. Rfe1 Kf8 21. Nh4 Bf7 22. Bd4 Rh7 23. Bf6 Be8 24. Ra2 Qc8 25. Qf3 Nf5 26. Rae2 Nxh4 27. Rxe8+ Qxe8 28. Rxe8+ Rxe8 29. Bxh4+ Rf7 30. Qd1 g5 31. Bg3 Rfe7 32. f3 Re2 33. Qd4 Kg8 34. h4 Rc2 35. Qd5+ Kh8 36. hxg5 Ree2 37. Kh2 Rxg2+ 38. Kh3 Rgd2 39. Qxa5 Rd3 40. Qxc7 hxg5 41. Qd8+ Kh7 42. Qe7+ Kh6 43. Qf6+ Kh5 44. Qf5 1-0

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.05"]
[Round "4"]
[White "Derybas, Igor"]
[Black "Lis, Maksymilian"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1456"]
[BlackElo "1665"]
[PlyCount "102"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Nc6 4. Nd2 f5 5. e3 Nf6 6. Ne2 Bd6 7. b3 0-0 8. Bb2 e4 9. d4 b6 10. a3 Ne7 11. c4 c6 12. b4 Bb8 13. Qb3 Kh8 14. a4 a6 15. c5 bxc5 16. dxc5 Ng6 17. Nd4 Ne5 18. Bf1 Bd7 19. Be2 h6 20. 0-0 Qe8 21. b5 axb5 22. axb5 Rxa1 23. Rxa1 cxb5 24. Nxb5 Nc6 25. Ra8 Qf7 26. Nd4 Bd6 27. Qb7 Nxd4 28. Bxd4 Rxa8 29. Qxa8+ Qf8 30. Qa6 Bxc5 31. Bxf6 Qxf6 32. Qa8+ Kh7 33. Qxd5 Qd6 34. Bc4 Qxd5 35. Bxd5 g5 36. g4 Bb4 37. Nc4 Kg7 38. Nb6 Bb5 39. gxf5 Bc5 40. Na8 Bd3 41. Nc7 Kf6 42. Be6 Be2 43. Nd5+ Ke5 44. Kg2 Bg4 45. Kg3 Bxf5 46. Bxf5 Kxf5 47. Nc3 Bd6+ 48. Kg2 g4 49. h3 h5 50. hxg4+ hxg4 51. Kf1 g3 1/2-1/2

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.05"]
[Round "3"]
[White "Derybas, Igor"]
[Black "Wolanski, Mikolaj"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1456"]
[BlackElo "1503"]
[PlyCount "112"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. Nd2 e5 5. e3 Bd6 6. b3 0-0 7. Bb2 Bg4 8. Ne2 Re8 9. h3 Bh5 10. 0-0 Nbd7 11. g4 Bg6 12. Ng3 e4 13. g5 Bxg3 14. gxf6 Be5 15. Bxe5 Rxe5 16. dxe4 dxe4 17. fxg7 Qe7 18. Qe1 Rh5 19. Qe2 Re8 20. Nxe4 Rh4 21. Ng3 f5 22. Qd2 Ne5 23. Ne2 Rxh3 24. f4 Nc4 25. bxc4 Rxe3 26. Nd4 Rd8 27. Rad1 Qe8 28. Rde1 Rxe1 29. Rxe1 Qd7 30. Rd1 Qxg7 31. c3 c5 32. Bd5+ Rxd5 33. cxd5 Bh5+ 34. Qg2 Bxd1 35. Nxf5 Qxg2+ 36. Kxg2 Kf8 37. Nd6 b6 38. Nc8 b5 39. Nxa7 b4 40. cxb4 cxb4 41. Nc6 b3 42. axb3 Bxb3 43. Nb4 Ke7 44. Kf3 Kd6 45. Kg4 Bxd5 46. Nxd5 Kxd5 47. Kf5 h5 48. Kg5 Ke6 49. f5+ Kf7 50. Kxh5 Kf6 51. Kg4 Kf7 52. Kg5 Kg7 53. f6+ Kf8 54. Kf5 Kf7 55. Ke5 Kf8 56. Ke6 Ke8 1/2-1/2

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.04"]
[Round "1"]
[White "Derybas, Igor"]
[Black "Jureczko, Anna"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1456"]
[BlackElo "1140"]
[PlyCount "111"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d5 3. e3 Nf6 4. Ne2 Nc6 5. d3 Bb4+ 6. Nd2 0-0 7. a3 Bd6 8. b3 Re8 9. Bb2 Be6 10. h3 h6 11. 0-0 Qd7 12. Kh2 h5 13. f4 exf4 14. Nxf4 Be5 15. Bxe5 Nxe5 16. Qe1 Rad8 17. e4 dxe4 18. Nxe4 Nxe4 19. Bxe4 b6 20. Qc3 f6 21. Rad1 c5 22. b4 cxb4 23. Qxb4 Bf7 24. c4 Qe7 25. Nd5 Qxb4 26. axb4 Nxc4 27. dxc4 Rxe4 28. Nxf6+ gxf6 29. Rxd8+ Kg7 30. Rf4 Re2+ 31. Kg1 Re1+ 32. Kf2 Rb1 33. b5 Rb2+ 34. Ke3 Rb3+ 35. Rd3 Rb4 36. Ra3 Rxc4 37. Rxc4 Bxc4 38. Rxa7+ Kg6 39. Rb7 Bxb5 40. h4 Kf5 41. Rxb6 Be8 42. Kf3 Bg6 43. Rb5+ Ke6 44. Kf4 Kf7 45. Rb7+ Kf8 46. Ke3 Bf7 47. Ke4 Bg6+ 48. Kd5 Bf7+ 49. Kd6 Kg7 50. Ke7 Bd5 51. Rb6 f5 52. Rf6 Be4 53. Ke6 Bd3 54. Rxf5 Bxf5+ 55. Kxf5 Kh6 56. Kf6 1-0

[Event "Krakow Malopolski Cup"]
[Site "Krakow"]
[Date "2022.08.04"]
[Round "2"]
[White "Ziolkowski, Michal"]
[Black "Derybas, Igor"]
[Result "0-1"]
[ECO "A42"]
[BlackElo "1456"]
[PlyCount "48"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. c4 Nd7 5. Nc3 e6 6. Bg5 Ne7 7. Rc1 b6 8. Qa4 Bb7 9. Be2 0-0 10. 0-0 h6 11. Be3 f5 12. e5 dxe5 13. dxe5 f4 14. Rfd1 Bc6 15. Qc2 fxe3 16. fxe3 Qe8 17. Nd4 Nf5 18. Nxc6 Nxe3 19. Qd3 Nxd1 20. Rxd1 Nc5 21. Qe3 Qxc6 22. Bf3 Rxf3 23. gxf3 Rf8 24. Kg2 Nd7 0-1

[Event "Krakow op-C"]
[Site "Krakow"]
[Date "2022.06.27"]
[Round "4"]
[White "Derybas, Igor"]
[Black "Piddubna, Bozhena"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1000"]
[BlackElo "1534"]
[PlyCount "96"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 e6 3. b3 d5 4. Bb2 c5 5. e3 Be7 6. Ne2 b6 7. d3 Bb7 8. Nd2 Nc6 9. a3 Rb8 10. 0-0 0-0 11. h3 b5 12. f4 Qc7 13. Rc1 c4 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Bc5+ 17. Kh2 Be3 18. Rb1 Rbd8 19. bxc4 bxc4 20. Be5 Qd7 21. f5 Bb6 22. Ba1 cxd3 23. cxd3 exf5 24. Bxf5 Qd6 25. Nf4 Ne7 26. Be4 Bxe4 27. dxe4 Qxa3 28. Qg4 Bd4 29. Nd5 Bxa1 30. Nxe7+ Qxe7 31. Rxa1 Rd2+ 32. Kh1 Qc5 33. Qf4 Qc2 34. Qf3 Rh2+ 35. Kg1 Rxh3 36. Rf2 Qc7 37. Kg2 Rh6 38. Rfa2 Rb8 39. Qf2 Qe5 40. Re1 a6 41. Qe2 Qe6 42. g4 Rg6 43. Ra3 Rxg4+ 44. Kf1 Rf4+ 45. Rf3 Qh3+ 46. Kf2 Rxf3+ 47. Qxf3 Rb2+ 48. Re2 Qxf3+ 0-1

