[Event "ZI-2023-0-02744"]
[Site "LSS email"]
[Date "2023.03.20"]
[Round "?"]
[White "Tylecek, Drahomir"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1809"]
[BlackElo "1867"]
[PlyCount "39"]
[EventDate "2022.12.04"]
[EventType "match (corr)"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Rb1 0-0 9. Be2 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. Qd2 e6 13. f4 Bc7 14. 0-0 exd5 15. exd5 Ba5 16. d6 Rb8 17. Ba3 Bf5 18. Rbd1 Qf6 19. Bxc5 Bxc3 20. Qd5 1-0

[Event "ZI-2023-0-02744"]
[Site "LSS email"]
[Date "2023.03.20"]
[Round "?"]
[White "Widelski, Kacper"]
[Black "Tylecek, Drahomir"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1867"]
[BlackElo "1809"]
[PlyCount "26"]
[EventDate "2022.12.04"]
[EventType "match (corr)"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 Nf6 5. exf5 Bc5 6. Nxe5 Nd4 7. 0-0 0-0 8. Nf3 Nxf5 9. d4 Bb6 10. Na4 d5 11. Nxb6 axb6 12. Bd3 Nd6 13. Ne5 Bf5 0-1

[Event "OP-2023-0-05375"]
[Site "LSS email"]
[Date "2023.02.08"]
[Round "?"]
[White "Widelski, Kacper"]
[Black "Matugin, Sergei"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1867"]
[BlackElo "1918"]
[PlyCount "54"]
[EventDate "2023.01.30"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3 Be7 9. Qd2 0-0 10. 0-0-0 b5 11. g4 Nbd7 12. a3 Rc8 13. Kb1 Nb6 14. g5 Nfd7 15. f4 exf4 16. Bxf4 Ne5 17. h4 Bg4 18. Be2 Nec4 19. Qd3 Bxe2 20. Nxe2 Na4 21. Bc1 Qd7 22. Nf4 Rce8 23. Qg3 Bd8 24. Rhe1 f6 25. g6 h6 26. Nd4 Nc5 27. Qf3 Ne5 0-1

[Event "OP-2023-0-05375"]
[Site "LSS email"]
[Date "2023.02.07"]
[Round "?"]
[White "Amuso, Jose Alberto"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "651"]
[BlackElo "1867"]
[PlyCount "44"]
[EventDate "2023.01.30"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 4. e3 e6 5. Be2 d5 6. d4 dxc4 7. Bxc4 a6 8. 0-0 b5 9. Bb3 Bb7 10. Bc2 Qc7 11. dxc5 Bxc5 12. a3 h5 13. Ne4 Ne5 14. Nxe5 Nxe4 15. Bxe4 Bxe4 16. Nf3 Rd8 17. Qb3 h4 18. Ne1 h3 19. f3 hxg2 20. Nxg2 Qxh2+ 21. Kf2 Be7 22. fxe4 Bh4+ 0-1

[Event "OP-2023-0-05375"]
[Site "LSS email"]
[Date "2023.02.07"]
[Round "?"]
[White "Widelski, Kacper"]
[Black "D'Oliveira, Marcos Arruda"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1867"]
[BlackElo "1669"]
[PlyCount "32"]
[EventDate "2023.01.30"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. Nc3 Nbd7 8. e4 d4 9. Nb1 Bb7 10. Bd3 Bxe4 11. Bxe4 Nxe4 12. 0-0 Ndf6 13. Re1 Qd5 14. Nbd2 Nxd2 15. Bxd2 Bd6 16. Qe2 Kd7 0-1

[Event "OP-2023-0-05375"]
[Site "LSS email"]
[Date "2023.02.06"]
[Round "?"]
[White "Csoma, Robert"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1001"]
[BlackElo "1867"]
[PlyCount "28"]
[EventDate "2023.01.30"]
[EventType "tourn (corr)"]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Qd3 h6 5. Bh4 c5 6. 0-0-0 c4 7. Qf3 g5 8. Bg3 Qa5 9. Kb1 h5 10. h4 g4 11. Qe3 b5 12. Ka1 b4 13. Nb1 Ne4 14. Bf4 e5 0-1

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2022.12.17"]
[Round "6"]
[White "Widelski, Kacper"]
[Black "Zimina, Olga"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1867"]
[BlackElo "2295"]
[PlyCount "76"]
[EventDate "2022.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. Nf3 a6 5. cxd5 cxd5 6. Bf4 Nc6 7. e3 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. Bd3 Bd6 11. Bg5 Be7 12. 0-0 h6 13. Bh4 0-0 14. Rac1 Rc8 15. Bb1 Nh7 16. Bxe7 Qxe7 17. Na4 Ng5 18. Qe2 f5 19. Rc5 Ne4 20. Bxe4 fxe4 21. Rfc1 Rf5 22. b4 Rcf8 23. b5 axb5 24. Rxb5 Qa3 25. Nb2 Rxf2 26. Qxf2 Rxf2 27. Kxf2 Nb4 28. Rc8+ Kh7 29. Nd1 Qxa2+ 30. Kg3 Qd2 31. Rxb7 Qxd1 32. Rcc7 Kg6 33. Rxg7+ Kh5 34. Rh7 Nd3 35. Kh2 Qe2 36. Rbg7 Qxe3 37. g4+ Kh4 38. Rg6 Qe2+ 0-1

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "2"]
[White "Blohberger, Felix"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2490"]
[BlackElo "1867"]
[PlyCount "83"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. d4 c5 7. Nc3 Nc6 8. dxc5 dxc5 9. Bf4 Qa5 10. Qa4 Nh5 11. Qxa5 Nxa5 12. Rac1 Nxf4 13. gxf4 Nxc4 14. b3 Nd6 15. Nd5 e6 16. Nc7 Rb8 17. Ne5 Nf5 18. Rxc5 Rd8 19. e3 Bf8 20. Rc2 a6 21. Nxa6 bxa6 22. Nc6 Bb7 23. Nxb8 Bxg2 24. Kxg2 Rxb8 25. Rd1 Kg7 26. Rd7 Rb5 27. Rcc7 Nh6 28. Kf3 Ra5 29. a4 Rd5 30. Rxd5 exd5 31. a5 Nf5 32. Rc6 Bb4 33. Rxa6 d4 34. Ra8 d3 35. a6 d2 36. Ke2 Nd6 37. Rd8 Nb5 38. Rd7 Nc3+ 39. Kxd2 Ne4+ 40. Ke2 Nc5 41. a7 Nxd7 42. a8Q 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2022.12.16"]
[Round "1"]
[White "Widelski, Kacper"]
[Black "Blohberger, Felix"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1867"]
[BlackElo "2490"]
[PlyCount "70"]
[EventDate "2022.12.16"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Bc5 3. Bg2 d6 4. Nc3 Nf6 5. d3 0-0 6. e3 c6 7. Nge2 Re8 8. 0-0 Bb6 9. b4 Be6 10. Rb1 d5 11. cxd5 cxd5 12. d4 e4 13. Na4 Bg4 14. h3 Bh5 15. g4 Bg6 16. Nxb6 axb6 17. Qb3 Nc6 18. Nf4 Ne7 19. b5 h5 20. gxh5 Nxh5 21. Nxh5 Bxh5 22. Ba3 Nf5 23. Kh2 Nh4 24. Rg1 Qb8+ 25. Kh1 Bf3 26. Bb4 Nxg2 27. Rxg2 Qc8 28. Kh2 Bxg2 29. Kxg2 Qf5 30. Bd6 Re6 31. Bg3 Rc8 32. Qd1 Rh6 33. h4 g5 34. hxg5 Qh3+ 35. Kg1 Qh1# 0-1

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2021.12.19"]
[Round "11"]
[White "Widelski, Kacper"]
[Black "Flasinski, Michal"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1867"]
[BlackElo "2195"]
[PlyCount "100"]
[EventDate "2021.12.18"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. c5 0-0 8. Be2 b6 9. cxb6 Qxb6 10. 0-0 Ba6 11. a3 Bxc3 12. bxc3 Ne4 13. Bxa6 Qxa6 14. Bd2 Nd7 15. Ng5 Nxg5 16. Bxg5 Rfc8 17. Qf3 Rc4 18. Be7 Rac8 19. Bb4 Qa4 20. Qd1 Nb6 21. Bc5 Qxd1 22. Rfxd1 Na4 23. Bxa7 Nxc3 24. Rf1 Ra8 25. Bc5 Ne2+ 26. Kh1 Nxd4 27. Bxd4 Rxd4 28. Rfb1 g5 29. h3 Kg7 30. Kh2 h5 31. Rb7 Rda4 32. Rb3 R8a7 33. Kg3 f5 34. Kf3 Kf6 35. Ke3 f4+ 36. Ke2 Kf5 37. Kd2 g4 38. Ke2 e5 39. Kd2 e4 40. hxg4+ hxg4 41. Rh1 Kg5 42. Ra1 R7a5 43. Ke2 d4 44. Kd2 Kf5 45. Ke2 Ke5 46. Rh1 f3+ 47. gxf3 gxf3+ 48. Kd2 Rxa3 49. Rh5+ Kf4 50. Rh4+ Kf5 0-1

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2021.12.18"]
[Round "2"]
[White "Baum, Jonasz"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2287"]
[BlackElo "1867"]
[PlyCount "69"]
[EventDate "2021.12.18"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. f4 Nec6 6. Nc3 Bb4 7. Bd2 0-0 8. Nf3 d6 9. Bd3 Nd7 10. 0-0 f5 11. Nd5 Bxd2 12. Qxd2 Nc5 13. Bc2 a5 14. a3 a4 15. Rad1 Ne7 16. Nc3 Be6 17. Qe2 Kh8 18. Nd4 Bd7 19. Ndb5 Ng8 20. Nd4 g6 21. e4 Nh6 22. e5 Re8 23. Rfe1 dxe5 24. fxe5 Qg5 25. Nf3 Qh5 26. Nd5 Bc6 27. Nxc7 Rac8 28. Nxe8 Rxe8 29. Qf2 Ne4 30. Qh4 Qxh4 31. Nxh4 Rxe5 32. Nf3 Rc5 33. Rd8+ Kg7 34. Nd4 Rxc4 35. Bd3 1-0

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2021.12.18"]
[Round "6"]
[White "Przybylski, Wojciech"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "2321"]
[BlackElo "1867"]
[PlyCount "45"]
[EventDate "2021.12.18"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c4 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Be2 Qa5 11. 0-0 Bxc3 12. bxc3 Qxc3 13. c5 Qe5 14. Qa4 0-0 15. f4 Qc3 16. Qb3 Qa5 17. Rac1 Rb8 18. f5 Nd8 19. Bc4 Kg7 20. f6+ exf6 21. Qb2 b5 22. Qxf6+ Kg8 23. Bd4 1-0

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2021.12.17"]
[Round "1"]
[White "Widelski, Kacper"]
[Black "Szwed, Jacek"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1867"]
[BlackElo "2355"]
[PlyCount "44"]
[EventDate "2021.12.17"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. d3 e5 6. e3 Nge7 7. Nge2 0-0 8. 0-0 d6 9. a3 Be6 10. Nd5 Qd7 11. Rb1 Bh3 12. b4 Bxg2 13. Kxg2 Nxd5 14. cxd5 Ne7 15. e4 b6 16. Bd2 f5 17. f3 Rf7 18. bxc5 dxc5 19. Qb3 Nc8 20. Nc3 Nd6 21. Nd1 c4 22. dxc4 fxe4 0-1

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.31"]
[Round "9.7"]
[White "Zelak, Wladyslaw"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1735"]
[BlackElo "1914"]
[PlyCount "41"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 Rb8 13. b3 0-0 14. g3 g6 15. Nxf6+ Qxf6 16. Qd3 Rd8 17. Bg2 Qe7 18. 0-0 Qa7 19. Kh1 Qc5 20. Qd2 Kg7 21. Rad1 1/2-1/2

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.30"]
[Round "7.6"]
[White "Kaminski, Maciej1111"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1938"]
[BlackElo "1914"]
[PlyCount "39"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 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. Bd3 Be6 12. 0-0 Bg7 13. Qh5 h6 14. c4 fxe4 15. Bxe4 b4 16. Nf6+ Bxf6 17. Bxc6+ Ke7 18. Bxa8 Qxa8 19. Nc2 Bxc4 20. Rfd1 1-0

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.30"]
[Round "8.7"]
[White "Widelski, Kacper"]
[Black "Skurniak, Szymon"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1914"]
[BlackElo "1782"]
[PlyCount "42"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Ne4 4. Bh4 d5 5. e3 Bg7 6. Be2 c5 7. c3 Qb6 8. Qb3 c4 9. Qxb6 axb6 10. Nbd2 Nd6 11. 0-0 Nc6 12. Ne1 b5 13. Bg3 f5 14. Nc2 0-0 15. Nb4 Nxb4 16. cxb4 Nf7 17. Bf3 e6 18. Nb1 Bd7 19. Nc3 Bc6 20. a3 Rfe8 21. Rfd1 h6 1/2-1/2

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.29"]
[Round "5.8"]
[White "Szmidt, Przemyslaw"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1855"]
[BlackElo "1914"]
[PlyCount "48"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. Nc3 Bg7 6. d3 Nf6 7. 0-0 0-0 8. Be3 b6 9. h3 Qc7 10. Qd2 Nd7 11. Bh6 Ne5 12. Nh2 Bxh6 13. Qxh6 f6 14. f4 Nf7 15. Qh4 Kg7 16. Rae1 e5 17. fxe5 Nxe5 18. Nf3 Ba6 19. Nxe5 Qxe5 20. Qf4 c4 21. Qxe5 fxe5 22. Rxf8 Kxf8 23. dxc4 Bxc4 24. Rd1 Ke7 1/2-1/2

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.29"]
[Round "6.8"]
[White "Widelski, Kacper"]
[Black "Paziak, Patryk"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1914"]
[BlackElo "1802"]
[PlyCount "119"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c4 c5 4. Nc3 Nf6 5. e4 cxd4 6. Nxd4 d6 7. Be2 0-0 8. 0-0 Nc6 9. Be3 Bd7 10. Rc1 Rc8 11. b3 Qa5 12. f3 Nxd4 13. Bxd4 Bc6 14. Qd2 Rfe8 15. Rc2 Nd7 16. Be3 Nc5 17. Rd1 b6 18. Bf1 Bb7 19. Qc1 Bxc3 20. Rxc3 Ne6 21. Qd2 Nc5 22. Bh6 Ne6 23. Be3 Nc5 24. Qb2 Ne6 25. Rcd3 Qh5 26. R3d2 Rcd8 27. Bd3 f6 28. Qb1 Qe5 29. Bf1 Qh5 30. Be2 Qe5 31. Bf2 Nc7 32. Bf1 Kf8 33. Re2 g5 34. g3 Qe6 35. Bg2 Qf7 36. f4 gxf4 37. gxf4 Ne6 38. Bg3 Qh5 39. Rf2 Nc5 40. Rdf1 Qg6 41. Re1 e6 42. b4 Na6 43. Rd1 d5 44. f5 exf5 45. exd5 Qg4 46. Rf4 Qg6 47. Rdf1 Bc8 48. Qb3 Re5 49. Rd4 Nc7 50. Qa3 a6 51. Rd3 b5 52. Bxe5 fxe5 53. Rg3 Qf6 54. Qa5 Qe7 55. cxb5 Nxb5 56. Qb6 Rd6 57. Qc5 Bd7 58. Re3 Be8 59. Rxf5+ Kg7 60. Rfxe5 1-0

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.28"]
[Round "3.8"]
[White "Bancarewicz, Aleks"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1691"]
[BlackElo "1914"]
[PlyCount "57"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 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. exf5 Bxf5 12. c3 Bg7 13. Nc2 0-0 14. Nce3 Be6 15. Bd3 f5 16. a4 bxa4 17. Qxa4 Ne7 18. Bc4 Nxd5 19. Bxd5 Bxd5 20. Nxd5 a5 21. 0-0 Kh8 22. Rfd1 Rg8 23. Qc6 Bf8 24. Nc7 Rc8 25. Ne6 Rxc6 26. Nxd8 Ra6 27. Ne6 Be7 28. Nc7 Bd8 29. Rd3 0-1

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.28"]
[Round "4.7"]
[White "Widelski, Kacper"]
[Black "Zwarycz, Milosz"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "1914"]
[BlackElo "1844"]
[PlyCount "135"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. h3 e5 7. d5 a5 8. Bg5 Na6 9. Be2 Nc5 10. Qc2 Bd7 11. Nh2 Qc8 12. g4 Kh8 13. Be3 Na6 14. g5 Ng8 15. h4 h5 16. Qd1 Ne7 17. Nf1 Qe8 18. Ng3 f5 19. gxf6 Bxf6 20. Qd2 Qf7 21. 0-0-0 Qh7 22. Rdg1 Bg7 23. Nf1 Ng8 24. Rg2 Bh6 25. Bg5 Bxg5 26. hxg5 Qf7 27. Bxh5 Kg7 28. Bd1 Ne7 29. Rh6 Nc5 30. Rgh2 Rh8 31. R2h4 Raf8 32. f3 Rxh6 33. Rxh6 Qf4 34. Kc2 Qxd2+ 35. Nxd2 c6 36. Nb3 Nxb3 37. Kxb3 cxd5 38. cxd5 b5 39. Be2 Rb8 40. Rh4 Nc8 41. f4 Na7 42. Bg4 Be8 43. f5 gxf5 44. Bxf5 Nc8 45. Rh7+ Kf8 46. g6 Ne7 47. g7+ Kg8 48. Rh6 b4 49. Nd1 a4+ 50. Kc2 Rd8 51. Ne3 Kxg7 52. Re6 Rd7 53. Nc4 Nxf5 54. exf5 Bf7 55. f6+ Kf8 56. Rxd6 Rxd6 57. Nxd6 Bxd5 58. a3 bxa3 59. bxa3 e4 60. Kc3 Bc6 61. Kd4 Ba8 62. Nxe4 Bxe4 63. Kxe4 Kf7 64. Ke5 Kf8 65. Kd6 Kf7 66. Kc5 Kxf6 67. Kb4 Ke6 68. Kxa4 1/2-1/2

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.27"]
[Round "1.8"]
[White "Choinska, Debora"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1650"]
[BlackElo "1914"]
[PlyCount "102"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8. Na3 Be6 9. Bg5 Qb6 10. Rb1 Ng4 11. Qd2 h6 12. Be3 Nxe3 13. Qxe3 Qb4 14. Be2 Rc8 15. 0-0 Nd4 16. Bd3 Be7 17. f4 exf4 18. Qxf4 Bg5 19. Qf2 0-0 20. Rfe1 Bf6 21. Nd5 Bxd5 22. exd5 Qc5 23. Kh1 Qxd5 24. c3 Ne6 25. Be4 Qg5 26. Qf5 Qxf5 27. Bxf5 Be5 28. Be4 Nc5 29. Bd5 Nxa4 30. Nc4 Rfe8 31. Nxe5 Rxe5 32. Rxe5 dxe5 33. Bxb7 Rb8 34. Bxa6 Nxc3 35. Rc1 Rxb2 36. h3 Rb1 37. Rxb1 Nxb1 38. Kg1 Nc3 39. Kf2 Kf8 40. Ke3 Ke7 41. Kd3 Nd5 42. Ke4 Ke6 43. g4 Nf4 44. Bc4+ Kf6 45. Bf1 Ng6 46. Be2 Kg5 47. Bc4 f6 48. Bf1 Nf4 49. Kf3 Kh4 50. Ke4 Nxh3 51. Kf5 Nf4 0-1

[Event "Bialystok Zamenhof Memorial-C 35th"]
[Site "Bialystok"]
[Date "2017.12.27"]
[Round "2.8"]
[White "Widelski, Kacper"]
[Black "Zeliantsova, Kseniya"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "1914"]
[BlackElo "1685"]
[PlyCount "87"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Bb4 7. Qd3 Nc6 8. Be2 Nxd4 9. Qxd4 d6 10. 0-0 e5 11. Qd3 0-0 12. Bg5 Bxc3 13. bxc3 Be6 14. Rab1 Rc8 15. Rxb7 Bxc4 16. Qf3 h6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. Bxc4 Rxc4 20. Rb6 Rxe4 21. Rxd6 Ra4 22. Rxf6 Kg7 23. Rc6 Rxa2 24. g4 Ra4 25. h3 Rd8 26. Re1 f6 27. Rb1 Rf4 28. Rb2 a5 29. Kg2 Kg6 30. Rc7 h5 31. f3 h4 32. Rbb7 Rd2+ 33. Kg1 Rxf3 34. Rg7+ Kh6 35. g5+ fxg5 36. Rge7 Rf6 37. Rxe5 Rd3 38. Rbb5 Rdf3 39. Rxg5 Rxc3 40. Rh5+ Kg6 41. Rxh4 Rc1+ 42. Kg2 Rc2+ 43. Kg3 Rc3+ 44. Kg2 1/2-1/2

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.18"]
[Round "9"]
[White "Widelski, Kacper"]
[Black "Ostrowska, Dominika"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1880"]
[BlackElo "1926"]
[PlyCount "97"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 h6 7. Bh4 0-0 8. Bd3 dxc4 9. Bxc4 c5 10. 0-0 cxd4 11. exd4 Nbd7 12. Qe2 Nb6 13. Bb3 Re8 14. Rad1 Nbd5 15. Bg3 Qa5 16. Nxd5 exd5 17. Ne5 Bf5 18. Rc1 Qb4 19. Qf3 Be4 20. Qc3 Rac8 21. Qxb4 Bxb4 22. f3 Bf5 23. Rxc8 Rxc8 24. Be1 Bd6 25. Bc3 Be6 26. Re1 Ne8 27. Nd3 Nc7 28. a4 Na6 29. f4 Rb8 30. Ne5 Nc7 31. Rf1 Bxe5 32. dxe5 g6 33. Bb4 d4 34. Bd1 Na6 35. Bd6 Rc8 36. Bf3 Rc2 37. Bxb7 Bc4 38. Be4 Re2 39. Rc1 Rxe4 40. Rxc4 Re2 41. Rxd4 Rxb2 42. Be7 Rb8 43. Kf2 Re8 44. Bf6 Nc5 45. Rc4 Ne6 46. Ke3 Rb8 47. Ke4 a5 48. g4 Rb2 49. f5 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.17"]
[Round "8"]
[White "Lisowski, Krzysztof"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2073"]
[BlackElo "1880"]
[PlyCount "37"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. Nc3 Nf6 7. Bf4 0-0 8. Qd2 b5 9. h3 Nd7 10. e5 Nb6 11. Bh6 c4 12. Bxg7 Kxg7 13. d4 Bf5 14. g4 Be6 15. 0-0 b4 16. Ne2 Qc8 17. Ng3 c5 18. Qg5 Qb7 19. Nh5+ 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.16"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Kalmuk, Krzysztof"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "1880"]
[BlackElo "2030"]
[PlyCount "36"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 0-0 8. Be2 d5 9. Nxc6 bxc6 10. cxd5 cxd5 11. exd5 Nxd5 12. Bd2 a5 13. Bf3 Ba6 14. Qd4 Rc8 15. Nxd5 Bxd2+ 16. Kxd2 exd5 17. Rhe1 Rc4 18. Qe5 Qb6 0-1

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.15"]
[Round "6"]
[White "Murawko, Katarzyna"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1967"]
[BlackElo "1880"]
[PlyCount "66"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 Be6 8. Bg5 a6 9. Na3 Be7 10. Bxf6 gxf6 11. Bc4 0-0 12. Bxe6 fxe6 13. Qd3 f5 14. exf5 Rxf5 15. 0-0 d5 16. Ne2 Qf8 17. f4 Bc5+ 18. Kh1 e4 19. Qh3 Nd4 20. Nxd4 Bxd4 21. c3 Bg7 22. Nc2 e5 23. Ne3 Rxf4 24. Qe6+ Kh8 25. g3 Rf2 26. Nf5 e3 27. Qd7 d4 28. Rxf2 exf2 29. Kg2 dxc3 30. bxc3 Rd8 31. Qxg7+ Qxg7 32. Nxg7 Kxg7 33. Kxf2 Kf6 1/2-1/2

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.14"]
[Round "5"]
[White "Widelski, Kacper"]
[Black "Ostrowski, Robert"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1880"]
[BlackElo "2050"]
[PlyCount "55"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nf5 Bxf5 8. exf5 Nbd7 9. Qf3 Qc7 10. Bd3 Be7 11. g4 h6 12. Bxf6 Nxf6 13. 0-0-0 Rd8 14. Be2 b5 15. h4 b4 16. Nd5 Nxd5 17. Rxd5 Qb6 18. Bc4 Rc8 19. Bb3 0-0 20. g5 hxg5 21. Rg1 Qd8 22. Qg4 Qb6 23. hxg5 Qxf2 24. f6 Bxf6 25. gxf6 Qxf6 26. Rxd6 Qf4+ 27. Qxf4 exf4 28. Rf6 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.13"]
[Round "4"]
[White "Betkowski, Andrzej"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "2038"]
[BlackElo "1880"]
[PlyCount "112"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. Be3 d6 7. Qd2 b5 8. f4 Nd4 9. Nd1 e5 10. c3 Nc6 11. Nf3 Bg4 12. Nf2 Bxf3 13. Bxf3 Nge7 14. f5 gxf5 15. exf5 d5 16. g4 Qd6 17. 0-0 h5 18. Nh1 d4 19. Bf2 hxg4 20. Bxg4 Bh6 21. Qe2 Nd5 22. Ng3 Bf4 23. cxd4 cxd4 24. Nh5 Qh6 25. h3 Kd7 26. Qe4 Ne3 27. Bxe3 Bxe3+ 28. Kh1 Qd6 29. f6+ Kc7 30. Ng7 Nb4 31. a3 Nc2 32. Nf5 Qc6 33. Qxc6+ Kxc6 34. Rac1 Bxc1 35. Rxc1 Kb6 36. Rxc2 Rbc8 37. Nxd4 Rcg8 38. Kg2 exd4 39. Rf2 Ka5 40. Rf4 Rd8 41. Bd1 Rd6 42. Bb3 Rh6 43. Bxf7 Rhxf6 44. Rxf6 Rxf6 45. Bd5 Rf5 46. Bf3 b4 47. h4 bxa3 48. bxa3 Ka4 49. h5 Kxa3 50. h6 Rf6 51. h7 Rh6 52. Be4 a5 53. Kg3 a4 54. Kf4 Kb2 55. Kg5 Rh2 56. Bg6 Rg2+ 1/2-1/2

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.13"]
[Round "3"]
[White "Widelski, Kacper"]
[Black "Krasiewicz, Robert"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1880"]
[BlackElo "2031"]
[PlyCount "57"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 f5 2. c4 d6 3. Nc3 Nf6 4. Nf3 g6 5. Qc2 Bg7 6. Bf4 0-0 7. e3 Nc6 8. Rd1 Bd7 9. Be2 Qe8 10. Nd5 Qc8 11. 0-0 Ne4 12. c5 e6 13. Nc3 e5 14. dxe5 dxe5 15. Bg3 Nxc5 16. Nd5 Ne4 17. Bxe5 Rf7 18. Bxg7 Kxg7 19. Bd3 Nd6 20. Ng5 Rf8 21. Qc3+ Kh6 22. f4 Ne4 23. Bxe4 fxe4 24. Nxe4 Bg4 25. Rde1 Rd8 26. Nef6 Be6 27. e4 a5 28. f5 Bxd5 29. exd5 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.12"]
[Round "2"]
[White "Tomicki, Marek"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1649"]
[BlackElo "1880"]
[PlyCount "48"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bg5 h6 8. Bxf6 Qxf6 9. Qd3 d6 10. Be2 Qg6 11. 0-0-0 Bxc3 12. Qxc3 0-0 13. Qe3 f5 14. f3 Rd8 15. Bc4+ Kh8 16. g3 Bd7 17. Rd2 Ne7 18. Rf1 a5 19. Qb6 Nc6 20. a4 fxe4 21. fxe4 Qxe4 22. Bb5 Nb4 23. Bxd7 Rxd7 24. Nc5 dxc5 0-1

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.11"]
[Round "1"]
[White "Widelski, Kacper"]
[Black "Golek, Jagoda"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1880"]
[BlackElo "2058"]
[PlyCount "76"]
[EventDate "2017.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c4 e6 4. Nc3 f5 5. Bf4 Bd6 6. e3 Nf6 7. Bd3 0-0 8. h3 Ne4 9. Ne5 Bc7 10. g4 Qh4 11. Qc2 Bxe5 12. dxe5 Na6 13. Nxe4 fxe4 14. Be2 Bd7 15. Rd1 Be8 16. a3 Qe7 17. h4 b5 18. Bg5 Qf7 19. cxd5 cxd5 20. 0-0 Qb7 21. Rc1 h6 22. Bf4 Bd7 23. b4 Rac8 24. Qb1 Nb8 25. g5 hxg5 26. hxg5 g6 27. Kg2 Rxc1 28. Qxc1 Qc8 29. Qb1 Kg7 30. f3 Bc6 31. Rc1 Qb7 32. Rh1 d4 33. Rh6 d3 34. Qh1 exf3+ 35. Kg3 fxe2 36. Rh7+ Kg8 37. Rh8+ Kf7 38. Qh7+ Ke8 0-1

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "8"]
[White "Bartoszewicz, Marcin"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1941"]
[BlackElo "1744"]
[PlyCount "83"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[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. Bd3 Be6 12. Qh5 Bxd5 13. exd5 Ne7 14. Bxf5 Nxf5 15. Qxf5 Qc8 16. Qxc8+ Rxc8 17. c3 Be7 18. Ke2 Rg8 19. g3 f5 20. Nc2 a5 21. Ne3 Rc5 22. Nxf5 Rxd5 23. Rhd1 Rxd1 24. Rxd1 Kd7 25. Rd5 Rb8 26. f4 exf4 27. gxf4 Ke6 28. Nxe7 Kxe7 29. Rh5 b4 30. c4 b3 31. a3 Rc8 32. Kd3 Rg8 33. Rxh7+ Ke6 34. a4 Rg2 35. Kc3 Rf2 36. Kxb3 Rxf4 37. Rh5 Rf3+ 38. Ka2 Rf4 39. b3 Rf2+ 40. Ka3 Kd7 41. Rxa5 Rxh2 42. Rb5 1-0

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "2"]
[White "Kaminski, Maciej"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1700"]
[BlackElo "1808"]
[PlyCount "86"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[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. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 Rb8 14. axb5 axb5 15. Bd3 Ne7 16. Nce3 f5 17. Nxe7+ Qxe7 18. Nxf5 Bxf5 19. exf5 e4 20. Be2 Rxf5 21. 0-0 Bf6 22. Qb3+ Qf7 23. Qxf7+ Kxf7 24. Rfd1 Rb6 25. Ra7+ Kg6 26. Bg4 Rc5 27. Be6 b4 28. cxb4 Rxb4 29. b3 Rd4 30. Bf7+ Kf5 31. Raa1 d5 32. Rxd4 Bxd4 33. Rb1 Ke5 34. Bh5 Rc2 35. Rf1 Rb2 36. Bd1 Bb6 37. g3 d4 38. f4+ Kd5 39. Re1 d3+ 40. Kh1 e3 41. Bf3+ Kd4 42. Bg4 e2 43. Kg2 Ba5 0-1

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "3"]
[White "Kaminski, Maciej"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1600"]
[BlackElo "1744"]
[PlyCount "70"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 Nf6 7. e5 Ng8 8. e6 Nf6 9. exf7+ Kxf7 10. Bc4+ d5 11. Nc3 e5 12. Qd1 Qa5 13. Bb3 Ba6 14. Bg5 Ne4 15. Qg4 Nxg5 16. Qxg5 Bb4 17. Qg3 Bxc3+ 18. bxc3 Rae8 19. 0-0-0 Kg7 20. Kb2 Rhf8 21. h4 Qb6 22. f3 h5 23. Qh3 Bc8 24. g4 Rf4 25. Rhg1 c5 26. Ka1 c4 27. Ba4 Ref8 28. Qg2 hxg4 29. fxg4 Rxg4 30. Qh2 Rxg1 31. Rxg1 Qe3 32. h5 g5 33. Qg2 g4 34. Bc6 Rf2 35. Qg3 Rf1+ 0-1

[Event "Kresowy 6th"]
[Site "Sokolka"]
[Date "2015.??.??"]
[Round "5"]
[White "Kaminski, Maciej"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1700"]
[BlackElo "1808"]
[PlyCount "156"]
[EventDate "2015.07.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. 0-0-0 Qa5 11. Kb1 Rb8 12. Bd4 Qb4 13. Qc1 Bh6 14. Nxd5 cxd5 15. Qxh6 dxe4 16. Be2 exf3 17. Bxf3 Be6 18. b3 a5 19. Bb2 a4 20. Rd4 Qc5 21. Rxa4 Rfc8 22. Rc1 Bf5 23. Bd1 Ra8 24. Rxa8 Rxa8 25. g4 Qa5 26. a4 Be4 27. g5 Ne8 28. Be2 Qf5 29. Bb5 e5 30. Bc4 Nd6 31. Rf1 Bxc2+ 32. Ka2 Qe4 33. Qh3 Nxc4 34. Qd7 Rf8 35. Bc3 Nb6 36. Qe7 Bxb3+ 37. Kxb3 Qc4+ 38. Kc2 Qxc3+ 39. Kxc3 Nd5+ 40. Kc4 Nxe7 41. a5 Nc6 42. a6 Nb8 43. Ra1 Nxa6 44. Rxa6 Kg7 45. Kd5 Re8 46. Ke4 Rb8 47. Ra4 Rb2 48. h4 Re2+ 49. Kd5 h6 50. Ra7 hxg5 51. hxg5 Rg2 52. Kxe5 Rxg5+ 53. Kf4 Rb5 54. Rc7 g5+ 55. Kg4 Kg6 56. Rc6+ f6 57. Rd6 Rb4+ 58. Kg3 Rf4 59. Rd8 f5 60. Rg8+ Kf6 61. Rf8+ Ke5 62. Re8+ Kd4 63. Rd8+ Ke3 64. Rg8 Rg4+ 65. Kh3 Kf3 66. Kh2 Rh4+ 67. Kg1 g4 68. Ra8 g3 69. Ra3+ Kg4 70. Ra8 f4 71. Rg8+ Kf3 72. Rg7 Rh5 73. Re7 Ra5 74. Re1 Kg4 75. Rb1 f3 76. Rb4+ Kh3 77. Rb1 Ra2 78. Kf1 g2+ 0-1

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "8"]
[White "Kojlo, Jan"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1922"]
[BlackElo "1808"]
[PlyCount "57"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Nbd2 Be7 7. Bc4 Qd8 8. Nb3 cxd4 9. Nbxd4 0-0 10. 0-0 Qc7 11. Qe2 a6 12. a4 Nc6 13. Nxc6 bxc6 14. Bg5 Re8 15. Rfe1 Nd5 16. Qe4 Bxg5 17. Nxg5 Nf6 18. Qf3 Bb7 19. Ne4 Nxe4 20. Qxe4 c5 21. Qg4 Rad8 22. Rad1 Rxd1 23. Rxd1 Rd8 24. Rxd8+ Qxd8 25. Qe2 Qd6 26. Qd3 Qxd3 27. Bxd3 a5 28. f3 g5 29. Kf2 1/2-1/2

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "4"]
[White "Kondrusik, Aleksander"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1558"]
[BlackElo "1808"]
[PlyCount "66"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 e6 6. Be3 d6 7. Nh3 Nge7 8. 0-0 0-0 9. Qd2 Rb8 10. f4 b5 11. Nf2 Nd4 12. Ncd1 b4 13. c3 Ndc6 14. e5 Ba6 15. Ne4 dxe5 16. Nxc5 Qc8 17. Nxa6 Qxa6 18. fxe5 Bxe5 19. d4 Bg7 20. Re1 Qa5 21. cxb4 Qxb4 22. Qxb4 Nxb4 23. Re2 Nf5 24. a3 Nxd4 25. Bxd4 Bxd4+ 26. Kf1 Na6 27. Rb1 Rb3 28. Rd2 e5 29. Bd5 Rb6 30. b3 Rc8 31. Ke2 Rb5 32. Bc4 Rxc4 33. a4 Rb7 0-1

[Event "Kresowy 6th"]
[Site "Sokolka"]
[Date "2015.??.??"]
[Round "1"]
[White "Kopaczewski, Zbigniew"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1510"]
[BlackElo "1808"]
[PlyCount "40"]
[EventDate "2015.07.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. g3 d5 2. e3 e5 3. d4 exd4 4. Qxd4 Nf6 5. Ne2 Be7 6. Bg2 0-0 7. Nd2 Bf5 8. Qa4 Qc8 9. 0-0 Na6 10. Nd4 Bh3 11. c4 Bxg2 12. Kxg2 c5 13. N4f3 Nb4 14. Qb3 Rd8 15. cxd5 Rxd5 16. a3 Nc6 17. Nc4 Qd7 18. Qc2 b5 19. e4 Rh5 20. Ne3 Qh3+ 0-1

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "1"]
[White "Kosakowski, Jakub"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2191"]
[BlackElo "1744"]
[PlyCount "112"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[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. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 Rb8 13. b3 0-0 14. g3 Bg5 15. h4 Bh6 16. Bh3 g6 17. h5 Bg7 18. Bxc8 Qxc8 19. hxg6 hxg6 20. Nde3 Nd4 21. Kf1 f5 22. Nxd4 exd4 23. exf5 Qb7 24. Nd5 Rxf5 25. Qg4 Qf7 26. f4 Rxd5 27. cxd5 Qxd5 28. Rh2 Qb5+ 29. Kg1 Qf5 30. Qxf5 gxf5 31. Rc1 Rb5 32. Rc6 Rd5 33. Rxa6 d3 34. Rd2 Bc3 35. Rd1 d2 36. Kf2 Kf7 37. Ke2 Rd4 38. Rc6 d5 39. a4 Re4+ 40. Kd3 d4 41. Rh6 Re1 42. Rh1 Ke6 43. a5 Kd5 44. Rg1 Re3+ 45. Kc2 d3+ 46. Kb1 Re1 47. g4 Re6 48. gxf5 Ra6 49. f6 Rxf6 50. Rdf1 Ke4 51. f5 Ra6 52. Rg8 Rxa5 53. Re8+ Kd5 54. Rd8+ Ke5 55. Rxd3 Ra1+ 56. Kc2 Rxf1 0-1

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "5"]
[White "Kostyra, Stanislaw"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "E84"]
[WhiteElo "2228"]
[BlackElo "1808"]
[PlyCount "37"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. h4 b5 10. h5 Na5 11. Ng3 c6 12. 0-0-0 Qc7 13. e5 dxe5 14. dxe5 Ne8 15. Bh6 Bxe5 16. f4 Bg7 17. Bxg7 Nxg7 18. cxb5 axb5 19. b4 1/2-1/2

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "9"]
[White "Kostyra, Stanislaw"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2243"]
[BlackElo "1744"]
[PlyCount "109"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 Nc6 7. d5 Na5 8. Qd3 e5 9. e4 b6 10. b4 Nb7 11. a3 h6 12. Bb2 Ne8 13. Nd2 f5 14. 0-0-0 f4 15. f3 g5 16. gxf4 gxf4 17. h4 Bf6 18. h5 a5 19. Bh3 Bxh3 20. Rxh3 axb4 21. axb4 Bg5 22. Kc2 Nf6 23. Nb5 Qd7 24. Rdh1 Qf7 25. Kb3 Rfc8 26. Ra1 Nxh5 27. Rxa8 Rxa8 28. Nxc7 Qxc7 29. Rxh5 Qd7 30. Kc2 Qa4+ 31. Qb3 Qe8 32. Rh1 b5 33. Kd3 Rc8 34. Rc1 Bh4 35. Rh1 bxc4+ 36. Nxc4 Qb5 37. Qc3 Bf2 38. Rxh6 Bd4 39. Qc2 Qxc4+ 40. Qxc4 Rxc4 41. Kxc4 Bxb2 42. Kb5 Kg7 43. Rh2 Bd4 44. Kc6 Nd8+ 45. Kxd6 Nf7+ 46. Kc7 Ng5 47. Rg2 Kf6 48. Rxg5 Kxg5 49. d6 Kh4 50. d7 Kg3 51. d8Q Kxf3 52. b5 Ke2 53. b6 Bxb6+ 54. Kxb6 f3 55. Kc5 1-0

[Event "Kresowy 6th"]
[Site "Sokolka"]
[Date "2015.??.??"]
[Round "3"]
[White "Kostyra, Stanislaw"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2228"]
[BlackElo "1808"]
[PlyCount "31"]
[EventDate "2015.07.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. f3 e6 5. Nh3 exd5 6. cxd5 d6 7. Nf2 g6 8. e4 Nfd7 9. Bxb5 Qa5+ 10. Nc3 Bg7 11. a4 Bxc3+ 12. bxc3 Qxc3+ 13. Bd2 Qf6 14. 0-0 Ba6 15. Qe2 Bxb5 16. Qxb5 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "5"]
[White "Sazon, Adam"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1635"]
[BlackElo "1744"]
[PlyCount "94"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[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. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 Rb8 14. axb5 axb5 15. Bd3 g6 16. Qe2 f5 17. Bxb5 Ne7 18. Nxe7+ Qxe7 19. exf5 Qb7 20. Bc4+ d5 21. Ba2 Qxb2 22. Bxd5+ Kh8 23. 0-0 Bxf5 24. Ra2 Qxc3 25. Re1 Bd2 26. Nd4 Rfe8 27. Nb5 Rxb5 28. Rxd2 Reb8 29. h3 Rb1 30. Ba2 R8b2 31. Rxb1 Rxd2 32. Rb8+ Kg7 33. Qa6 Qa1+ 34. Kh2 Qxa2 35. Rb7+ Kh6 36. Qf6 Rd7 37. Rxd7 Bxd7 38. Qf8+ Kh5 39. Qf3+ Kg5 40. g4 Qe6 41. Kg3 Qe7 42. Qe4 Qa3+ 43. f3 Kf6 44. h4 Qa1 45. g5+ Kg7 46. Qe3 Qd4 47. Qa3 Qg1# 0-1

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Cylwik, Zbigniew"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1808"]
[BlackElo "1871"]
[PlyCount "87"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 e6 6. Bc4 a6 7. Bg5 Be7 8. Qe2 0-0 9. 0-0 b5 10. Bb3 Bb7 11. Rad1 Re8 12. Ne5 Nd5 13. Bc1 Bf6 14. f4 Nc6 15. Qh5 g6 16. Qh3 Bg7 17. Ne4 f6 18. Nc5 Na5 19. Nxe6 Qc8 20. Nxg7 Qxh3 21. gxh3 Kxg7 22. Bxd5 Bxd5 23. Nd3 Nc4 24. Rfe1 Kf7 25. Kf2 Nd6 26. Nc5 a5 27. Rxe8 Rxe8 28. Re1 Rxe1 29. Kxe1 Nf5 30. c3 Bxa2 31. Kd2 Bd5 32. Nd3 Nh4 33. Kd1 Ke6 34. Bd2 Nf5 35. Be1 Be4 36. Kd2 Bxd3 37. Kxd3 Kd5 38. b3 a4 39. c4+ bxc4+ 40. bxc4+ Kc6 41. d5+ Kd7 42. Bc3 Ke7 43. Bb4+ Kd7 44. Bc3 1/2-1/2

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "6"]
[White "Widelski, Kacper"]
[Black "Cylwik, Zbigniew"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1744"]
[BlackElo "1880"]
[PlyCount "112"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. e3 cxd4 6. exd4 Be7 7. Nf3 0-0 8. Be2 dxc4 9. Bxc4 a6 10. Qe2 Nbd7 11. 0-0 b5 12. Bb3 Bb7 13. Rad1 Nb6 14. Rfe1 Nbd5 15. Ne5 Nxc3 16. bxc3 Nd5 17. Bd2 Bg5 18. Nd3 Bxd2 19. Qxd2 Qh4 20. Nc5 Bc6 21. Nxe6 Qg4 22. f3 Qf5 23. Bxd5 Bxd5 24. Nxf8 Rxf8 25. Re5 Qd7 26. Rde1 Qc6 27. R1e3 h6 28. f4 a5 29. Rg3 b4 30. f5 bxc3 31. Qxc3 Qb7 32. f6 g6 33. Qc1 Rc8 34. Qe1 Kh7 35. h3 Qb2 36. Qxa5 Rc1+ 37. Kh2 Qa1 38. Rge3 Bxg2 39. Re1 Bb7 40. Qd2 Rc2 41. Qxc2 Qxd4 42. R5e4 Qd6+ 43. Kg2 Qxf6 44. Qd3 Qf5 45. Qe3 Qa5 46. Re2 f5 47. Qd4 Bxe4+ 48. Kf2 Qc7 49. a4 Qf4+ 50. Ke1 Qc1+ 51. Kf2 Qf4+ 52. Ke1 Qg3+ 53. Rf2 Qxh3 54. Qd7+ Kh8 55. Qe8+ Kg7 56. Qe7+ Kg8 1/2-1/2

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "6"]
[White "Widelski, Kacper"]
[Black "Dabkus, Roman"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "1808"]
[BlackElo "1789"]
[PlyCount "135"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 e4 10. Ng5 Bg4 11. Qc2 Ne5 12. Nxe4 Qd7 13. Ng3 Bd6 14. d4 Ng6 15. Bg5 Nh5 16. Nd2 Nhf4 17. Bxf4 Nxf4 18. Nde4 h6 19. f3 Bh5 20. Nxh5 Nxh5 21. Nxd6 Qxd6 22. Re5 Nf4 23. Rae1 Ng6 24. R5e4 Rad8 25. Qf2 Nf4 26. Qg3 Nxd5 27. Qxd6 Rxd6 28. Bxd5 Rxd5 29. Re5 Rd6 30. Re7 Rc6 31. R1e5 Rb8 32. Rc5 Rxc5 33. dxc5 b4 34. c4 b3 35. axb3 Rxb3 36. Rxc7 Rxb2 37. Rc8+ Kh7 38. Rf8 Rc2 39. Rxf7 Rxc4 40. Ra7 Rxc5 41. Rxa6 Rc2 42. h4 h5 43. Kh2 Rb2 44. Kh3 Rb3 45. Kg3 Rb2 46. Kh3 Rb3 47. Ra5 g6 48. Kg3 Kg7 49. Kf4 Rb4+ 50. Kg5 Rb7 51. f4 Rf7 52. f5 gxf5 53. Rxf5 Re7 54. Kxh5 Re2 55. g4 Re8 56. Ra5 Kh8 57. Ra7 Re6 58. g5 Kg8 59. g6 Rd6 60. Kh6 Rd8 61. h5 Rc8 62. Ra5 Kh8 63. Kg5 Rg8 64. h6 Re8 65. Ra6 Kg8 66. h7+ Kh8 67. Kh6 Re6 68. Ra8+ 1-0

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "3"]
[White "Widelski, Kacper"]
[Black "Dolata, Marcin"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1808"]
[BlackElo "1428"]
[PlyCount "43"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 h6 8. Bh4 d6 9. f4 Nc6 10. f5 Qe7 11. Nc3 Na5 12. Nd5 Qd8 13. Nxf6+ gxf6 14. Bxf7+ Kxf7 15. Qd5+ Ke7 16. Qxa5 Qd7 17. Rf3 Qc6 18. Rc3 Qxe4 19. Qxc7+ Bd7 20. Bxf6+ Kxf6 21. Qxd6+ Kxf5 22. Qxd7+ 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "2"]
[White "Widelski, Kacper"]
[Black "Filewicz, Przemyslaw"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1744"]
[BlackElo "1961"]
[PlyCount "84"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. e4 exd4 4. Qxd4 Nc6 5. Qd1 Nf6 6. Nc3 Be7 7. Nge2 0-0 8. Ng3 Re8 9. Be2 Bf8 10. b3 Ne5 11. Bb2 c6 12. Qd2 a6 13. 0-0 b5 14. cxb5 axb5 15. a4 b4 16. Nd1 Be6 17. Qc2 Qb6 18. Ne3 Nfg4 19. Ngf5 Nxe3 20. Nxe3 Ng6 21. Rfc1 Bd7 22. Bg4 Bxg4 23. Nxg4 Rec8 24. Ne3 Qa5 25. Qd2 Qg5 26. Qxb4 d5 27. Qd4 Nf4 28. Kf1 c5 29. Qd1 d4 30. Qg4 Qh6 31. Nd5 Nxd5 32. exd5 Qxh2 33. Bxd4 cxd4 34. Rxc8 Rxc8 35. Qxc8 Qh1+ 36. Ke2 Qxa1 37. d6 d3+ 38. Kd2 Qb2+ 39. Kxd3 Qxb3+ 40. Ke2 Qb2+ 41. Kf1 Qb1+ 42. Ke2 Qe4+ 0-1

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "4"]
[White "Widelski, Kacper"]
[Black "Kalinowska, Zuzanna"]
[Result "0-1"]
[ECO "E44"]
[WhiteElo "1744"]
[BlackElo "1821"]
[PlyCount "42"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Bb7 6. f3 c5 7. a3 Bxc3+ 8. bxc3 0-0 9. e4 d6 10. Bg5 Nbd7 11. d5 Qe7 12. Kf2 Nxe4+ 13. fxe4 Qxg5 14. Qc1 Qxc1 15. Rxc1 Ne5 16. Nf4 Ba6 17. Nd3 Nd7 18. Ne1 Rae8 19. Kg3 Ne5 20. Nd3 Nxd3 21. Bxd3 exd5 0-1

[Event "Kresowy 6th"]
[Site "Sokolka"]
[Date "2015.??.??"]
[Round "2"]
[White "Widelski, Kacper"]
[Black "Kozaczynska, Aleksandra"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1808"]
[BlackElo "1611"]
[PlyCount "95"]
[EventDate "2015.07.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Bg5 Nbd7 8. Qe2 a6 9. 0-0-0 Ne5 10. Bb3 0-0 11. f4 Bg4 12. Nf3 Nxf3 13. gxf3 Be6 14. e5 Ne8 15. Bxe6 fxe6 16. exd6 Nxd6 17. Qxe6+ Rf7 18. Nd5 Bf8 19. Rhe1 Qc8 20. Nxe7+ Bxe7 21. Bxe7 Nf5 22. Rd8+ Qxd8 23. Bxd8 Rxd8 24. Rd1 Rdf8 25. Rd7 Nh4 26. Rxb7 Nxf3 27. Rxf7 Rxf7 28. Qd5 Nh4 29. c4 Nf5 30. Qa8+ Kg7 31. Qxa6 Ne7 32. Qd6 Nf5 33. Qe5+ Kg8 34. c5 Ne7 35. c6 Kf8 36. Qb8+ Kg7 37. c7 Rf8 38. a4 Nc8 39. a5 Kf7 40. a6 Ke7 41. a7 Nxa7 42. Qxa7 Rc8 43. Kd2 Kd7 44. Qd4+ Kxc7 45. Qg7+ Kb6 46. Qxh7 Rc6 47. f5 gxf5 48. Qxf5 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Pawlak, Adam"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1744"]
[BlackElo "1860"]
[PlyCount "121"]
[EventDate "2015.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bg4 3. Ne5 Bh5 4. g4 Bg6 5. Bg2 e6 6. c3 Nd7 7. Qa4 c6 8. Nxd7 Qxd7 9. Bf4 Nf6 10. h3 Bd6 11. Bxd6 Qxd6 12. Qa3 Qc7 13. Nd2 h5 14. g5 Ne4 15. Nxe4 dxe4 16. e3 h4 17. Qb3 Qe7 18. Qc2 Qxg5 19. Bxe4 Bxe4 20. Qxe4 Qd5 21. Qxd5 exd5 22. Rg1 g6 23. Kd2 Kd7 24. Rae1 Rae8 25. f3 Re6 26. e4 dxe4 27. fxe4 Rf6 28. Ref1 Rxf1 29. Rxf1 Ke6 30. e5 Rh5 31. Rf6+ Ke7 32. Ke3 Rg5 33. Rf4 Rg3+ 34. Rf3 Rg2 35. Rf2 Rg1 36. a3 b5 37. Ke4 Re1+ 38. Kf4 Rg1 39. Ke4 Rg3 40. Rf6 Rxh3 41. Rxc6 Rh1 42. Rc8 Rf1 43. d5 f5+ 44. exf6+ Rxf6 45. Rh8 g5 46. Ke5 Rf1 47. d6+ Kd7 48. Rh7+ Kd8 49. Kd5 Rd1+ 50. Kc6 Ke8 51. d7+ Kd8 52. Rh8+ Ke7 53. Re8+ Kf6 54. d8Q+ Rxd8 55. Rxd8 h3 56. Kd5 Kf5 57. Rf8+ Kg4 58. Ke4 Kg3 59. Kf5 g4 60. Rh8 Kf3 61. Rh4 1-0

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "1"]
[White "Widelski, Kacper"]
[Black "Piankov, Evgenij"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1808"]
[BlackElo "2287"]
[PlyCount "124"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. g4 Bg6 6. Ne2 Be7 7. Ng3 c5 8. c3 cxd4 9. cxd4 Nc6 10. Bb5 Qb6 11. Bxc6+ bxc6 12. Nb3 a5 13. f4 f6 14. f5 Bf7 15. fxe6 Bxe6 16. Nh5 Bb4+ 17. Bd2 Ra7 18. exf6 Nxf6 19. Nxf6+ gxf6 20. Bc3 0-0 21. Qf3 Bc8 22. 0-0-0 Bxc3 23. Qxc3 Bxg4 24. Rdg1 Rg7 25. h3 Bf5 26. Rxg7+ Kxg7 27. Qxa5 Qb8 28. Rg1+ Bg6 29. Qc3 Qf4+ 30. Nd2 Re8 31. Rf1 Qh4 32. b3 Re2 33. a4 Qg5 34. a5 Re3 35. Qxc6 Rxb3 36. Qc7+ Kh6 37. Qf4 Rc3+ 38. Kb2 Rc2+ 39. Kb3 Rxd2 40. a6 Qxf4 41. Rxf4 Rd1 42. Rxf6 Ra1 43. Kb4 Kg7 44. Rd6 Kf8 45. Kb5 Bd3+ 46. Kc5 Ra5+ 47. Kb4 Rxa6 48. Rxd5 Rh6 49. Re5 Rxh3 50. d5 Bg6 51. Kc5 Be8 52. Kb6 Rf3 53. d6 Rf7 54. Kc5 Rb7 55. Rf5+ Kg7 56. Kc4 Rf7 57. Re5 Bd7 58. Re4 h5 59. Kd4 Kg6 60. Kc5 Rh7 61. Re7 Rxe7 62. dxe7 Be8 0-1

[Event "Bialystok Bieluczyk Memorial 7th"]
[Site "Bialystok"]
[Date "2015.??.??"]
[Round "9"]
[White "Widelski, Kacper"]
[Black "Sazon, Adam"]
[Result "1-0"]
[ECO "B97"]
[WhiteElo "1808"]
[BlackElo "1601"]
[PlyCount "39"]
[EventDate "2015.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Nb3 Qe3+ 9. Qe2 Qxe2+ 10. Bxe2 b5 11. Bf3 Bb7 12. Na5 b4 13. Nxb7 bxc3 14. bxc3 Nbd7 15. Nxd6+ Bxd6 16. e5 Bxe5 17. fxe5 Nd5 18. c4 Nxe5 19. cxd5 Nxf3+ 20. gxf3 1-0

[Event "Kresowy 6th"]
[Site "Sokolka"]
[Date "2015.??.??"]
[Round "4"]
[White "Widelski, Kacper"]
[Black "Smirnov, Aleksander"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1808"]
[BlackElo "2124"]
[PlyCount "79"]
[EventDate "2015.07.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be2 Nf6 7. 0-0 Nbd7 8. a4 b6 9. Re1 Qd6 10. Na3 cxd4 11. Nc4 Qc7 12. cxd4 Bb4 13. Bd2 Bxd2 14. Qxd2 0-0 15. Rec1 Qb8 16. Nfe5 Bb7 17. Ra3 Bd5 18. Bf3 Bxf3 19. Rxf3 Rc8 20. g4 Ra7 21. g5 Nxe5 22. dxe5 Ne8 23. Rb3 Rac7 24. Rbc3 g6 25. Nd6 Rxc3 26. Rxc3 Rxc3 27. bxc3 Qd8 28. Ne4 Qxd2 29. Nxd2 Kf8 30. Kf1 Ke7 31. Ke2 Kd7 32. Kd3 Kc6 33. Kd4 Ng7 34. c4 Nf5+ 35. Kc3 h5 36. Ne4 Nh4 37. Nd2 a5 38. f3 Nf5 39. Ne4 Nh4 40. Nd2 1/2-1/2

[Event "Kresowy 6th"]
[Site "Sokolka"]
[Date "2015.??.??"]
[Round "6"]
[White "Widelski, Kacper"]
[Black "Ziziuk, Martyna"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1808"]
[BlackElo "1491"]
[PlyCount "71"]
[EventDate "2015.07.06"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Nf6 6. Bd3 Be7 7. 0-0 0-0 8. Nc3 b6 9. Qe2 Bb7 10. f4 Bc5 11. Nxc6 Bxe3+ 12. Qxe3 Bxc6 13. e5 Nd5 14. Qh3 h6 15. Ne4 Ne7 16. g4 d5 17. Ng3 Ng6 18. g5 Nxf4 19. Rxf4 Qxg5 20. Rg4 Qe3+ 21. Kf1 Qf3+ 22. Ke1 Qe3+ 23. Kd1 Kh8 24. Qh4 f5 25. exf6 Rxf6 26. Nh5 Rf7 27. Nf4 e5 28. Ng6+ Kg8 29. Ne7+ Kf8 30. Nxc6 e4 31. Be2 Rc8 32. Rg6 Qc5 33. c3 b5 34. Nd8 Qe3 35. Nxf7 Kxf7 36. Qg3 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.16"]
[Round "9"]
[White "Kostyra, Stanislaw"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2254"]
[BlackElo "1688"]
[PlyCount "67"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. d5 b5 5. cxb5 a6 6. b6 Qxb6 7. Nc3 d6 8. Nd2 Bg7 9. e4 0-0 10. Be2 Nbd7 11. 0-0 Qc7 12. h3 Nb6 13. a4 Bb7 14. a5 Nbd7 15. Nc4 Ne8 16. Bg5 Qd8 17. Qd2 f5 18. exf5 gxf5 19. Rfe1 Nef6 20. Ra3 Ne5 21. Nb6 Rb8 22. Bh6 Qe8 23. Bxg7 Kxg7 24. f4 Ned7 25. Nc4 Ne4 26. Nxe4 fxe4 27. Bg4 Nf6 28. Be6 Bc8 29. Bxc8 Qxc8 30. Nb6 Qf5 31. Rg3+ Kh8 32. Rg5 e3 33. Qxe3 Qc2 34. Qxe7 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.15"]
[Round "8"]
[White "Widelski, Kacper"]
[Black "Vasiliauskas, Domas"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1688"]
[BlackElo "1505"]
[PlyCount "50"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. d3 Be6 6. e3 Be7 7. Nge2 Qd7 8. 0-0 0-0-0 9. Nd5 h5 10. b4 Bxd5 11. cxd5 Nxb4 12. Qb3 Na6 13. Ba3 Nc5 14. Bxc5 dxc5 15. d6 cxd6 16. Rab1 b6 17. Rfc1 g5 18. a4 Rdg8 19. a5 Bd8 20. d4 exd4 21. exd4 Qe6 22. Qb5 Qd7 23. Qa6+ Kb8 24. axb6 Bxb6 25. dxc5 d5 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.14"]
[Round "7"]
[White "Szczepaniec, Stanislaw"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1984"]
[BlackElo "1688"]
[PlyCount "77"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 Nc7 7. 0-0 e5 8. d3 Be7 9. Be3 0-0 10. Rc1 Bd7 11. Nd2 Rc8 12. f4 exf4 13. Bxf4 Bg4 14. h3 Bh5 15. Bxc6 bxc6 16. Qa4 Ne6 17. Qc4 Nxf4 18. gxf4 Qd4+ 19. Qxd4 cxd4 20. Na4 Bb4 21. Nf3 Bxf3 22. Rxf3 Bd2 23. Rc5 Be3+ 24. Kf1 Rfe8 25. b3 Re6 26. f5 Rh6 27. Nb2 g5 28. Nc4 Re8 29. Ne5 Rxe5 30. Rxe5 g4 31. f6 Kf8 32. hxg4 Rh1+ 33. Kg2 Rg1+ 34. Kh2 Ra1 35. Ra5 Re1 36. Rxa7 Rxe2+ 37. Kg3 Ke8 38. a4 Rd2 39. Re7+ 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.13"]
[Round "6"]
[White "Zajac, Karol"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1509"]
[BlackElo "1688"]
[PlyCount "52"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. c4 d5 5. cxd5 Nxd5 6. Nc3 Nc7 7. 0-0 e5 8. d3 Be7 9. Be3 Be6 10. Nd2 Qd7 11. Nde4 Na6 12. Rc1 Bh3 13. Bxh3 Qxh3 14. Nd5 h5 15. Ng5 Bxg5 16. Bxg5 f6 17. Bh4 0-0-0 18. Qb3 g5 19. Nxf6 gxh4 20. Rc4 Nd4 21. Rxd4 exd4 22. Rc1 hxg3 23. fxg3 h4 24. Nd5 hxg3 25. Ne7+ Kc7 26. Rxc5+ Nxc5 0-1

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.12"]
[Round "5"]
[White "Widelski, Kacper"]
[Black "Miakisz, Wojciech"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1688"]
[BlackElo "1580"]
[PlyCount "47"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qc7 8. Qe2 g6 9. 0-0-0 Bg7 10. f4 b5 11. Bd5 Rb8 12. Rhe1 b4 13. Na4 Bb7 14. Bxb7 Rxb7 15. e5 dxe5 16. fxe5 Nd5 17. e6 Qa5 18. exd7+ Rxd7 19. Nc6 Qxa4 20. Nxe7 Bxb2+ 21. Kxb2 Nc3 22. Nxg6+ Nxe2 23. Rxe2+ Re7 24. Rxe7# 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.11"]
[Round "4"]
[White "Kotarski, Bartosz"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1629"]
[BlackElo "1688"]
[PlyCount "57"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. Bd3 d6 6. c4 Be7 7. 0-0 a6 8. Be3 b6 9. Nc3 Bb7 10. f4 Nbd7 11. b4 h5 12. h3 Qc7 13. Rc1 Rc8 14. a4 Qb8 15. Nb3 Qa8 16. Nd2 d5 17. e5 Ne4 18. Bxe4 dxe4 19. Qb3 g5 20. Nd1 gxf4 21. Bxf4 Rg8 22. Ne3 Bg5 23. Qd1 Bxf4 24. Rxf4 Nxe5 25. Qxh5 Ng6 26. Rxf7 Kxf7 27. Qh7+ Kf6 28. Ng4+ Kf5 29. Rf1+ 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.10"]
[Round "3"]
[White "Widelski, Kacper"]
[Black "Petrushkevich, Maxim"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1688"]
[BlackElo "1808"]
[PlyCount "148"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. d4 e6 5. Nbd2 Ngf6 6. 0-0 Be7 7. b3 0-0 8. Bb2 c6 9. Ne5 Nxe5 10. dxe5 Nd7 11. h3 Bh5 12. g4 Bg6 13. Kh1 f6 14. Nf3 Qc7 15. exf6 Bxf6 16. Nd4 Rae8 17. c3 e5 18. Nc2 Bh4 19. Kg1 Qb6 20. e3 Nc5 21. Ba3 Rf7 22. Bxc5 Qxc5 23. Ne1 Qxc3 24. Nf3 Bf6 25. Rc1 Qd3 26. Qxd3 Bxd3 27. Rfd1 e4 28. Ne1 Ba6 29. a4 Bh4 30. Rd2 Ref8 31. Rcc2 Be7 32. Rd4 Bh4 33. Rdd2 b6 34. Bf1 Bb7 35. Ng2 Bg5 36. b4 g6 37. Rb2 Bf6 38. Rbc2 Be5 39. Ne1 h5 40. g5 Rc7 41. h4 c5 42. b5 c4 43. Bh3 c3 44. Be6+ Kg7 45. Rxd5 Bxd5 46. Bxd5 Rd8 47. Bc6 Rd2 48. Bxe4 Rc4 49. Bd3 Rxh4 50. f4 Rg4+ 51. Kh1 Rxc2 52. Nxc2 Bxf4 53. exf4 Rxf4 54. Kg2 Rxa4 55. Ne3 Rd4 56. Bc2 h4 57. Kh3 Kf7 58. Ng4 Rd2 59. Ne3 Re2 60. Bb3+ Ke7 61. Nc2 Re4 62. Bg8 Re5 63. Bc4 Rxg5 64. Kxh4 Rg2 65. Bb3 Kd6 66. Kh3 Rd2 67. Kg4 Kc5 68. Ba4 Kc4 69. Kg5 Rg2+ 70. Kf4 Rg1 71. Ke5 Kd3 72. Nb4+ Kd2 73. Nc6 Ra1 74. Bb3 c2 0-1

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.09"]
[Round "2"]
[White "Widelski, Kacper"]
[Black "Zebelis, Rimantas"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1688"]
[BlackElo "1845"]
[PlyCount "113"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. Nc3 d4 7. Nb1 c5 8. Nbd2 Nc6 9. e4 dxe3 10. fxe3 Nd5 11. Nb3 b6 12. e4 Ndb4 13. a3 Na6 14. c3 e5 15. Qc2 Bb7 16. Be3 Rc8 17. Qe2 Nc7 18. Rad1 Qe7 19. Bh3 Rcd8 20. Qf2 Ne6 21. Bxe6 Qxe6 22. Nxc5 bxc5 23. Bxc5 h6 24. Bxf8 Rxf8 25. Qc5 Rd8 26. b4 a6 27. c4 f5 28. b5 Nd4 29. Nxd4 Rxd4 30. bxa6 Bxa6 31. Rb1 Kh7 32. Rb6 Qc8 33. Qa5 Bb7 34. Rfb1 Bxe4 35. dxe4 Rxc4 36. exf5 Rc1+ 37. Rxc1 Qxc1+ 38. Kf2 Qc2+ 39. Ke3 Qxf5 40. Qa7 e4 41. Rb7 Qf3+ 42. Kd2 Qg2+ 43. Ke3 Qf3+ 44. Kd2 e3+ 45. Kc2 Qe4+ 46. Kb3 Qd3+ 47. Ka4 Qc4+ 48. Ka5 Qc3+ 49. Ka4 e2 50. Rxg7+ Qxg7 51. Qe3 Qd7+ 52. Ka5 Qf5+ 53. Ka4 Qc2+ 54. Ka5 h5 55. Qe7+ Kh6 56. Qf8+ Kg5 57. Qf4# 1-0

[Event "Sokolka op 5th"]
[Site "Sokolka"]
[Date "2014.07.08"]
[Round "1"]
[White "Karpiejus, Edvardas"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "1372"]
[BlackElo "1688"]
[PlyCount "84"]
[EventDate "2014.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Bg5 Be6 11. b3 h6 12. Bxf6 Bxf6 13. e4 Ne7 14. Nd5 Nxd5 15. cxd5 Bd7 16. Rac1 c6 17. Rfd1 Bg7 18. Ne1 cxd5 19. Rxd5 Bc6 20. Rdd1 Kf8 21. Nc2 a5 22. Ne3 a4 23. Nd5 axb3 24. axb3 Ra2 25. Nb4 Rxd1+ 26. Rxd1 Rb2 27. Nxc6 bxc6 28. Rc1 Rxb3 29. Rxc6 Rb1+ 30. Bf1 Rd1 31. Rc8+ Ke7 32. Rc7+ Ke6 33. Kg2 Rd7 34. Bc4+ Ke7 35. Rxd7+ Kxd7 36. Bxf7 g5 37. h4 Ke7 38. Bg6 Kf6 39. Bf5 Bf8 40. hxg5+ hxg5 41. Kh3 Bc5 42. f3 Be3 1/2-1/2

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.31"]
[Round "8"]
[White "Kurnicki, Mateusz"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1473"]
[BlackElo "1612"]
[PlyCount "72"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. 0-0 e5 7. b3 f6 8. Bb2 Be6 9. Nc3 Nc7 10. d3 Be7 11. Nd2 Qd7 12. Rc1 Bh3 13. Nc4 Bxg2 14. Kxg2 0-0 15. Qd2 Rad8 16. Rcd1 Qg4 17. h3 Qg6 18. f3 f5 19. Kh2 Bf6 20. Qe1 b5 21. Nd2 Nd4 22. Qf2 Be7 23. f4 Bd6 24. e3 Nc6 25. Nf3 e4 26. dxe4 fxe4 27. Nd2 Be5 28. Ndxe4 Rxd1 29. Rxd1 b4 30. Nd5 Nxd5 31. Bxe5 Nxe5 32. Rxd5 Qxe4 33. Qg2 Nf3+ 34. Kh1 Qxd5 35. Qe2 Nd4+ 36. e4 Nxe2 0-1

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.31"]
[Round "9"]
[White "Widelski, Kacper"]
[Black "Sadowski, Michal"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "1612"]
[BlackElo "1239"]
[PlyCount "87"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. Nf3 Be7 5. c4 0-0 6. Nc3 d6 7. 0-0 Bd7 8. b3 Be8 9. Ng5 Qc8 10. f4 Bf7 11. Ba3 c6 12. Rc1 Qe8 13. d5 exd5 14. cxd5 Ng4 15. Nxf7 Rxf7 16. Qd3 Bd8 17. e4 Bb6+ 18. Kh1 Nf2+ 19. Rxf2 Bxf2 20. Bxd6 Rd7 21. e5 Na6 22. dxc6 bxc6 23. Qxa6 Be3 24. Rd1 Rad8 25. Bxc6 Rxd6 26. Rxd6 Rxd6 27. exd6 Qd8 28. d7 Bb6 29. Qc8 Kf7 30. Qxd8 Bxd8 31. Nb5 a6 32. Nd6+ Ke6 33. Nb7 Ke7 34. Nxd8 Kxd8 35. b4 Kc7 36. a4 Kd8 37. a5 Kc7 38. b5 Kd8 39. b6 Ke7 40. b7 g6 41. b8Q h5 42. d8Q+ Ke6 43. Qe8+ Kf6 44. Qbe5# 1-0

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.30"]
[Round "7"]
[White "Stasieluk, Szymon"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1425"]
[BlackElo "1612"]
[PlyCount "54"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 Nbd7 10. Bd3 Nb6 11. 0-0 0-0 12. Qf2 Nfd7 13. Rfd1 Rc8 14. Nd5 Bxd5 15. exd5 f5 16. Na5 Qc7 17. Qg3 Rf6 18. Qh3 g6 19. Qh4 Rf7 20. Bxb6 Qxb6+ 21. Qf2 Qxa5 22. c4 Qc5 23. b3 Bg5 24. Re1 Bd2 25. Re2 Bc3 26. Qxc5 Nxc5 27. Rc1 Bd4+ 0-1

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.30"]
[Round "6"]
[White "Widelski, Kacper"]
[Black "Niedzwiedzki, Marcin"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1612"]
[PlyCount "63"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nf6 5. Re1 b6 6. c3 Bb7 7. Bxc6 Bxc6 8. Nxe5 Bxe4 9. d3 Bb7 10. Nc6+ Be7 11. Nxd8 Rxd8 12. Qe2 0-0 13. Bg5 h6 14. Nd2 hxg5 15. Qxe7 Nh7 16. Qb4 Rde8 17. Ne4 c5 18. Qa4 Re7 19. Nf6+ Nxf6 20. Rxe7 Bc6 21. Qxa7 Nd5 22. Rxd7 Bxd7 23. Qxd7 Nf4 24. Kf1 f5 25. g3 Ng6 26. Qe6+ Kh7 27. Qxb6 f4 28. Qxc5 fxg3 29. hxg3 Re8 30. Re1 Rxe1+ 31. Kxe1 Nf8 32. Qxf8 1-0

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.29"]
[Round "5"]
[White "Kozlowski, Pawel"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1561"]
[BlackElo "1612"]
[PlyCount "97"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c3 Nf6 2. d4 e6 3. Nf3 b6 4. Bf4 Bb7 5. Nbd2 Ne4 6. Qc2 f5 7. e3 Be7 8. Bd3 Nxd2 9. Nxd2 0-0 10. Rg1 g5 11. Bg3 Ba6 12. f4 Bxd3 13. Qxd3 g4 14. Bf2 d5 15. 0-0-0 Nd7 16. Rh1 Kg7 17. h3 h5 18. Rh2 Nf6 19. Rdh1 Qd7 20. Kb1 a5 21. hxg4 hxg4 22. Bh4 Rh8 23. Bxf6+ Bxf6 24. Qf1 Rxh2 25. Rxh2 Rh8 26. Rxh8 Kxh8 27. Qh1+ Kg7 28. b3 c5 29. Kb2 Qc7 30. Qh2 b5 31. Qg1 Be7 32. Qf1 Qc6 33. g3 Qb6 34. Kb1 c4 35. Kc2 Qd6 36. Qc1 a4 37. b4 Qd8 38. Qh1 Qf8 39. a3 Qh8 40. Qxh8+ Kxh8 41. Nf1 Kh7 42. Kd1 Kh6 43. Nd2 Kh5 44. Ke2 Kg6 45. Nb1 Kh6 46. Kf2 Kh5 47. Kf1 Kg6 48. Kf2 Bd6 49. Kf1 1/2-1/2

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.29"]
[Round "4"]
[White "Widelski, Kacper"]
[Black "Rudnik, Anna"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1612"]
[BlackElo "1728"]
[PlyCount "65"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. e3 b6 4. Nbd2 Bb7 5. Bd3 d6 6. e4 Nbd7 7. 0-0 c5 8. c3 Be7 9. Re1 e5 10. dxe5 dxe5 11. Nf1 g6 12. Qa4 a6 13. Qc2 Qc7 14. a4 c4 15. Be2 Bxe4 16. Qd1 Rd8 17. N3d2 b5 18. axb5 axb5 19. Nxe4 Nxe4 20. Qc2 Nec5 21. Be3 0-0 22. f3 f5 23. Ra2 Ra8 24. Rea1 Qb7 25. Nd2 Rxa2 26. Rxa2 Ra8 27. b4 cxb3 28. Nxb3 Na4 29. Qd3 Rb8 30. c4 Nac5 31. Nxc5 Nxc5 32. Qc3 b4 33. Qxe5 1/2-1/2

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.28"]
[Round "3"]
[White "Kaminski, Maciej"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1425"]
[BlackElo "1612"]
[PlyCount "114"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Bf5 4. f3 h6 5. Bxf6 exf6 6. e4 dxe4 7. fxe4 Bg6 8. Nf3 Bb4 9. Bd3 Nc6 10. Qd2 0-0 11. d5 Ne5 12. Nxe5 fxe5 13. 0-0 Bc5+ 14. Kh1 a5 15. Na4 Be7 16. Qc3 Qd6 17. Qb3 b6 18. Nc3 Bg5 19. Qc4 Rac8 20. Nb5 Qd7 21. Na7 Rce8 22. Qc6 Qg4 23. Qxc7 Bxe4 24. Bxe4 Qxe4 25. d6 Bd8 26. Qc6 Qxc6 27. Nxc6 Re6 28. Rad1 e4 29. Rfe1 f5 30. Rd5 g6 31. Nd4 Ref6 32. Nb5 Kf7 33. c4 Ke6 34. g3 Kd7 35. Kg2 Re8 36. a3 g5 37. Nd4 f4 38. b4 f3+ 39. Kf1 Rxd6 40. Rxd6+ Kxd6 41. Nf5+ Ke5 42. Nxh6 axb4 43. axb4 Kd4 44. Nf5+ Ke5 45. Nh6 Be7 46. Ng4+ Kd4 47. b5 Bb4 48. Rc1 e3 49. Nxe3 Rxe3 50. h4 gxh4 51. gxh4 Re4 52. h5 Rh4 53. Kf2 Ke4 54. Kg3 Rxh5 55. Rb1 Bd2 56. Rb2 Be1+ 57. Kg4 Rc5 0-1

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.27"]
[Round "1"]
[White "Dolata, Marcin"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1286"]
[BlackElo "1612"]
[PlyCount "131"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e6 7. Nb3 b5 8. a3 Bb7 9. Bg5 Be7 10. 0-0 Nbd7 11. Bxf6 Bxf6 12. Qd2 0-0 13. Nc1 Qc7 14. N1e2 Ne5 15. Kh1 Rfd8 16. Qd1 Qc5 17. h3 Rab8 18. Rc1 Nc4 19. Bxc4 bxc4 20. Qe1 d5 21. exd5 exd5 22. Nd1 d4 23. Ng3 Qd5 24. f3 Bh4 25. Kh2 Qg5 26. Rb1 Re8 27. Qf2 f5 28. f4 Qf6 29. Rg1 Be4 30. Nxe4 Rxe4 31. g3 Qe6 32. Rg2 Bf6 33. Qf3 Re8 34. Nf2 Re2 35. Rc1 Qb6 36. b3 R8e3 37. Qd5+ Qe6 38. Qxe6+ Rxe6 39. bxc4 Rc6 40. c5 Rxc5 41. Nd3 Rxg2+ 42. Kxg2 Rc3 43. a4 Rc4 44. a5 Ra4 45. Rb1 Rxa5 46. Rb4 Kf7 47. Kf3 Ke6 48. g4 fxg4+ 49. hxg4 h6 50. Rb6+ Kd5 51. Rxa6 Rxa6 52. Nb4+ Kc4 53. Nxa6 Kc3 54. Ke4 g6 55. Nc5 Kxc2 56. g5 hxg5 57. fxg5 Bh8 58. Nd3 Kc3 59. Nf4 Kc2 60. Nd3 Bg7 61. Nb4+ Kd2 62. Nd3 Kc3 63. Nf4 Bf8 64. Kd5 Be7 65. Ne2+ Kd3 66. Nxd4 1/2-1/2

[Event "Bialystok-ch U18"]
[Site "Bialystok"]
[Date "2014.01.27"]
[Round "2"]
[White "Widelski, Kacper"]
[Black "Koruch, Maria"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1612"]
[BlackElo "1371"]
[PlyCount "89"]
[EventDate "2014.01.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bf5 5. Bg5 Nbd7 6. g3 h6 7. Bxf6 Nxf6 8. Bg2 dxc4 9. Ne5 Be6 10. e4 Qc7 11. 0-0 0-0-0 12. Nf3 Qd7 13. Re1 g5 14. Na4 Bg4 15. Qc2 Bxf3 16. Bxf3 Qxd4 17. e5 Qd7 18. exf6 exf6 19. Qe4 f5 20. Qe5 Rg8 21. Rad1 Qc7 22. Qxf5+ Kb8 23. Rxd8+ Qxd8 24. Qxf7 Bb4 25. Rd1 Qf8 26. Qxf8+ Rxf8 27. Bg2 Kc7 28. Nc3 Bc5 29. Ne4 Bb6 30. Bh3 Rf7 31. Kg2 a5 32. f3 Ba7 33. Be6 Re7 34. Bxc4 b5 35. Bb3 c5 36. Bc2 c4 37. Nc3 Kc6 38. Be4+ Kb6 39. Nd5+ Kc5 40. Nxe7 b4 41. Rd5+ Kb6 42. Nc8+ Ka6 43. Rd6+ Kb5 44. Nxa7+ Ka4 45. Bc6# 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "2"]
[White "Kaminski, Maciej"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1560"]
[BlackElo "1714"]
[PlyCount "82"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 c5 2. dxc5 e6 3. c4 Bxc5 4. Nc3 a6 5. e3 Nf6 6. a3 0-0 7. Nf3 Qc7 8. Be2 b6 9. 0-0 Bb7 10. b4 Be7 11. Bb2 d6 12. Rc1 Nc6 13. Qc2 Rac8 14. Rfd1 Rfd8 15. Qb3 Ng4 16. Nd5 exd5 17. cxd5 Qd7 18. dxc6 Rxc6 19. h3 Rxc1 20. Rxc1 Nf6 21. Bd4 b5 22. Ng5 d5 23. Bd3 h6 24. Nf3 Rc8 25. Rxc8+ Qxc8 26. Qc3 Qxc3 27. Bxc3 Ne4 28. Bxe4 dxe4 29. Nd2 Bd5 30. Kf1 f5 31. Ke2 Kf7 32. f3 g6 33. f4 Ke6 34. Bg7 h5 35. g3 Ba2 36. h4 Kd5 37. Kd1 Bd8 38. Bd4 a5 39. Kc2 Bc4 40. Kc3 Ba2 41. Kb2 Bc4 1/2-1/2

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "1"]
[White "Klimaszewski, Dariusz"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2178"]
[BlackElo "1653"]
[PlyCount "53"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. 0-0 d6 9. h3 Bd7 10. Qd2 Ne5 11. Bb3 b5 12. f4 Nc4 13. Bxc4 bxc4 14. e5 Ne8 15. Nf3 Bc6 16. Rad1 Qa5 17. Nd5 Qxd5 18. Qxd5 Bxd5 19. Rxd5 Rb8 20. b3 cxb3 21. cxb3 Nc7 22. Ra5 dxe5 23. fxe5 Rb7 24. Rd1 Nb5 25. Rd3 Rc8 26. a4 Nc3 27. Rc5 1-0

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "5"]
[White "Pytel, Maciej"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1652"]
[BlackElo "1653"]
[PlyCount "82"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Bc4 Ne7 10. Nd5 Ng6 11. Qf3 Bg7 12. 0-0-0 b5 13. Be2 0-0 14. h4 Bh6+ 15. Kb1 Nf4 16. Nxf4 Bxf4 17. g3 Bh6 18. Qd3 Be6 19. Qxd6 Bxb3 20. cxb3 Kg7 21. Qxd8 Rfxd8 22. a4 bxa4 23. bxa4 a5 24. Rd5 Rxd5 25. exd5 Bd2 26. Rd1 Bb4 27. d6 Rd8 28. d7 Kg6 29. Bb5 Kf5 30. f3 Ke6 31. Kc2 f5 32. Kd3 h6 33. Rc1 f6 34. Kc4 e4 35. fxe4 fxe4 36. Kd4 Kf5 37. Rf1+ Kg4 38. Rxf6 Kxg3 39. Kxe4 h5 40. Re6 Bc5 41. Kd5 Bb6 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "6"]
[White "Pytel, Maciej"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1716"]
[BlackElo "1714"]
[PlyCount "105"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 a5 7. a4 Bb4 8. Bd3 0-0 9. 0-0 Bxc3 10. bxc3 d5 11. exd5 Nxd5 12. Ba3 Re8 13. Qf3 Nf6 14. Rad1 Qc7 15. Bd6 Qb6 16. Bc5 Qc7 17. Qg3 Be6 18. f3 b6 19. Bd6 Qb7 20. Bb5 e4 21. Nd4 Nxd4 22. cxd4 exf3 23. Be5 Nh5 24. Qh4 fxg2 25. Rf2 f6 26. Qxh5 Bf7 27. Qg4 fxe5 28. Bxe8 Rxe8 29. Rxg2 Bd5 30. Rg3 e4 31. Rb1 Re6 32. Rb5 Rg6 33. Qf5 Rxg3+ 34. hxg3 Bc4 35. Re5 Bf7 36. Qxe4 Qxe4 37. Rxe4 Bd5 38. Re8+ Kf7 39. Rb8 Bc6 40. Rxb6 Bxa4 41. c4 Ke7 42. c5 Bc2 43. Kf2 a4 44. Ra6 g5 45. Ke3 h5 46. d5 Bb3 47. Kd4 Kd7 48. Ra7+ Kc8 49. c6 h4 50. gxh4 gxh4 51. d6 Kb8 52. Rb7+ Ka8 53. d7 1-0

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "8"]
[White "Smirnov, Aleksander"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2153"]
[BlackElo "1653"]
[PlyCount "55"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 c6 7. 0-0 e5 8. a4 Qc7 9. h3 Nbd7 10. Be3 a6 11. a5 Ne8 12. g4 b5 13. axb6 Nxb6 14. dxe5 dxe5 15. Bc5 Be6 16. Bxf8 Bxf8 17. Nc1 Qe7 18. Nd3 Bg7 19. Na4 Nxa4 20. Rxa4 c5 21. Qd2 Bd7 22. Qa5 Bb5 23. b3 c4 24. bxc4 Bxc4 25. Rb1 Rd8 26. Qb4 Qxb4 27. Nxb4 Rd2 28. Bf1 1-0

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "6"]
[White "Widelski, Kacper"]
[Black "Bartoszewicz, Marcin"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "1653"]
[BlackElo "1888"]
[PlyCount "65"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 Nf6 7. Nc3 0-0 8. Be3 d6 9. Be2 Be6 10. f3 Qa5 11. Qd2 Rfc8 12. 0-0 Nd7 13. Bh6 Bxh6 14. Qxh6 Qb6+ 15. Qe3 Qxb2 16. Rab1 Qxc2 17. Rfc1 Qxc1+ 18. Rxc1 Nc5 19. Nd5 b6 20. f4 Rd8 21. h3 Rac8 22. g4 Re8 23. g5 h5 24. gxh6 Kh7 25. Bd3 Nxd3 26. Qxd3 f5 27. exf5 Bxf5 28. Qc3 Kxh6 29. h4 Na5 30. Qg3 Kg7 31. Qg5 Kf7 32. Re1 Be6 33. h5 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "5"]
[White "Widelski, Kacper"]
[Black "Bartoszewicz, Marcin"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1714"]
[BlackElo "1952"]
[PlyCount "30"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. dxe6 fxe6 5. c4 Be7 6. Nc3 0-0 7. e4 Nc6 8. Be2 d6 9. h3 Nd7 10. Be3 Nde5 11. Qd2 Nxf3+ 12. gxf3 e5 13. f4 exf4 14. Bxf4 Nd4 15. 0-0-0 Rxf4 0-1

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "2"]
[White "Widelski, Kacper"]
[Black "Grabarczyk, Edmund"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1653"]
[BlackElo "1424"]
[PlyCount "85"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Nc6 3. Nc3 Nf6 4. d4 Bg7 5. e4 d6 6. Be2 0-0 7. 0-0 Re8 8. Be3 h6 9. Ne1 e5 10. d5 Ne7 11. b4 c6 12. Qd2 Kh7 13. f3 a5 14. dxc6 axb4 15. cxb7 Bxb7 16. Nb5 Nc8 17. Qxb4 Bf8 18. Qd2 Bc6 19. Nc3 Ra3 20. Nc2 Ra8 21. Nb4 Bb7 22. Rfd1 Nh5 23. Nb5 f5 24. exf5 gxf5 25. Nd5 f4 26. Qd3+ Kg7 27. Bf2 Bxd5 28. Qxd5 Ra6 29. Qb7+ Qe7 30. Qxa6 Nf6 31. Nc3 e4 32. fxe4 Nxe4 33. Nxe4 Qxe4 34. Bf3 Qg6 35. Re1 Be7 36. Bd4+ Bf6 37. Bxf6+ Qxf6 38. Qb7+ Kg6 39. Qb1+ Kg7 40. Rxe8 Qd4+ 41. Kh1 Nb6 42. Qg1 Qb2 43. Rb1 1-0

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "1"]
[White "Widelski, Kacper"]
[Black "Kojlo, Jan"]
[Result "0-1"]
[ECO "A81"]
[WhiteElo "1714"]
[PlyCount "50"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 d5 3. Bg2 f5 4. d4 Bd6 5. b3 Qe7 6. Ne5 Nf6 7. f4 0-0 8. 0-0 b6 9. c4 c6 10. a4 Bb7 11. Ba3 Bxa3 12. Nxa3 Nbd7 13. Nc2 c5 14. a5 Nxe5 15. dxe5 Ne4 16. Bxe4 fxe4 17. cxd5 exd5 18. Ne3 Qe6 19. Qd2 b5 20. Qb2 d4 21. Ng2 e3 22. b4 Qd5 23. Rf3 g5 24. a6 Bc6 25. bxc5 g4 0-1

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Kostyra, Stanislaw"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1653"]
[BlackElo "2255"]
[PlyCount "99"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. dxe6 fxe6 5. Bf4 d5 6. e3 Nc6 7. Be2 Bd6 8. Nc3 0-0 9. Bxd6 Qxd6 10. Nb5 Qd8 11. c4 a6 12. cxd5 exd5 13. Na3 b5 14. 0-0 Bf5 15. Nc2 Qd6 16. Bd3 Bg4 17. Be2 b4 18. h3 Bh5 19. a3 a5 20. Rc1 Rad8 21. axb4 axb4 22. Ra1 Ra8 23. Nce1 Rxa1 24. Qxa1 c4 25. Nc2 b3 26. Ncd4 Bxf3 27. Nxf3 Nb4 28. Qa5 Rb8 29. Nd4 Qb6 30. Qa4 Qa6 31. Qxa6 Nxa6 32. Nc6 Rb6 33. Ne7+ Kf8 34. Nxd5 Nxd5 35. Bxc4 Ndc7 36. Rd1 Ke7 37. Rd4 Nc5 38. Rg4 N7e6 39. f4 Kf6 40. Rh4 h6 41. g4 Rd6 42. Rh5 Rd1+ 43. Kf2 Ne4+ 44. Ke2 Rb1 45. Rf5+ Ke7 46. Re5 Rxb2+ 47. Ke1 Rb1+ 48. Ke2 Rb2+ 49. Ke1 Rb1+ 50. Ke2 1/2-1/2

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Pilimon, Zbigniew"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1714"]
[BlackElo "1680"]
[PlyCount "71"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Be7 9. f3 Nbd7 10. Be2 b5 11. g4 Nb6 12. g5 Nfd7 13. Nd5 Bxd5 14. exd5 Qc7 15. 0-0 Rc8 16. Rac1 Nc4 17. Bxc4 bxc4 18. Na5 c3 19. Qxc3 Qxc3 20. bxc3 Rxc3 21. Bd2 Rc5 22. c4 Rc8 23. Nc6 Nb8 24. Na5 Nd7 25. Rb1 Bd8 26. Nc6 0-0 27. Be3 Re8 28. Rb7 Nf8 29. Ra7 a5 30. Rb1 Ng6 31. Rbb7 Rf8 32. Nxd8 Rcxd8 33. c5 dxc5 34. Bxc5 Rxd5 35. Bxf8 Nxf8 36. Rb8 1-0

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "4"]
[White "Widelski, Kacper"]
[Black "Rudnik, Anna"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1653"]
[BlackElo "1739"]
[PlyCount "111"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. Nc3 b6 4. g3 Bb7 5. Bg2 d5 6. cxd5 Nxd5 7. 0-0 Nd7 8. Qa4 Bd6 9. Nxd5 Bxd5 10. e4 Bb7 11. e5 Be7 12. Qg4 g6 13. d4 h5 14. Qf4 Nf8 15. Qe3 Bd5 16. Bd2 Qd7 17. Ne1 Rd8 18. Bc3 Bc4 19. Nc2 Bxf1 20. Rxf1 c5 21. d5 Rb8 22. d6 Bd8 23. b4 Qa4 24. bxc5 Qxc2 25. Bc6+ Nd7 26. Bxd7+ Kxd7 27. c6+ Kxc6 28. Rc1 Qxc1+ 29. Qxc1 Kd7 30. Qf4 Ke8 31. Qa4+ Kf8 32. Qxa7 Rc8 33. Bd4 Kg7 34. Bxb6 Bxb6 35. Qxb6 Rb8 36. Qd4 Rhd8 37. Kg2 Rd7 38. Kf3 Rdb7 39. Qf4 Ra8 40. a4 Rba7 41. Qf6+ Kg8 42. Ke3 Rb7 43. Kd3 Rc8 44. a5 Ra7 45. a6 Rd7 46. h3 Ra8 47. Kc4 Rxa6 48. Kb5 Ra8 49. Kc6 Raa7 50. g4 hxg4 51. hxg4 Kh7 52. f4 Kg8 53. f5 gxf5 54. gxf5 exf5 55. Qxf5 Rdb7 56. Qc8+ 1-0

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "9"]
[White "Widelski, Kacper"]
[Black "Sazon, Adam"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "1653"]
[BlackElo "1819"]
[PlyCount "78"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be6 8. Be3 Be7 9. f3 0-0 10. Qd2 d5 11. exd5 Nxd5 12. Nxd5 Bxd5 13. 0-0-0 Bxb3 14. axb3 Qxd2+ 15. Rxd2 Rfd8 16. Rhd1 Rxd2 17. Rxd2 Rd8 18. Bb5 Nd4 19. Bxd4 Rxd4 20. Rxd4 exd4 21. Kd2 f5 22. Kd3 Bf6 23. Kc4 Kf8 24. Bd7 g6 25. Bc8 b6 26. Kb5 Ke7 27. Ka6 Kd6 28. Kxa7 Kc5 29. b4+ Kxb4 30. Kxb6 d3 31. cxd3 Bxb2 32. Kc6 Kc3 33. Ba6 Kd4 34. Kd6 Ke3 35. Bc4 f4 36. h4 Kf2 37. Bg8 h6 38. Bh7 Kxg2 39. Bxg6 Kxf3 1/2-1/2

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "3"]
[White "Widelski, Kacper"]
[Black "Sazon, Adam"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1714"]
[BlackElo "1687"]
[PlyCount "99"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 Nf6 3. Bg2 d5 4. 0-0 Be7 5. d3 0-0 6. Nc3 c5 7. e4 Nc6 8. e5 Nd7 9. Re1 f5 10. h4 h6 11. d4 cxd4 12. Nxd4 Ndxe5 13. Nxc6 Nxc6 14. Ne2 g5 15. h5 Bf6 16. c3 Bg7 17. Be3 Qe8 18. Bc5 Rf6 19. Nd4 Nxd4 20. Bxd4 Qf7 21. Bxf6 Bxf6 22. a4 g4 23. f4 gxf3 24. Qxf3 Bd7 25. a5 a6 26. Rad1 Ba4 27. Rd2 Re8 28. g4 Bh4 29. Ra1 Bc6 30. gxf5 exf5 31. Rf1 Bg5 32. Re2 Rxe2 33. Qxe2 Bb5 34. Qe5 Bc6 35. Qxf5 Be3+ 36. Kh1 Qxf5 37. Rxf5 d4 38. Bxc6 bxc6 39. Rf6 d3 40. Rxc6 d2 41. Rd6 Kf7 42. c4 Ke7 43. Rd5 Ke6 44. Kg2 Bf4 45. Kf3 Bg5 46. Ke2 d1N 47. Kxd1 Bf6 48. b3 Be7 49. Ke2 Bb4 50. Ke3 1-0

[Event "Bialystok Spring qual"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "3"]
[White "Zoch, Tomasz"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1829"]
[BlackElo "1653"]
[PlyCount "96"]
[EventDate "2014.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 f5 11. c3 Bg7 12. exf5 Bxf5 13. Nc2 Be6 14. Nce3 0-0 15. Bd3 f5 16. 0-0 Ra7 17. Qh5 Raf7 18. Rfd1 e4 19. Nf4 Bc8 20. Bc2 Rf6 21. Bb3+ Kh8 22. g3 Ne5 23. Qe2 Rh6 24. Kg2 Nf3 25. h3 Be5 26. Ned5 Qg5 27. Rh1 Bb7 28. a4 Bxd5 29. Nxd5 f4 30. g4 Nd2 31. Qd1 f3+ 32. Kg1 Rxh3 33. Rxh3 Qxg4+ 34. Rg3 Bxg3 35. Ne3 Bxf2+ 36. Kxf2 Qh4+ 37. Kg1 Nxb3 38. Qxb3 Rg8+ 39. Qxg8+ Kxg8 40. a5 Qg5+ 41. Kf2 Qe5 42. Rg1+ Kf7 43. c4 Qxb2+ 44. Kg3 Qe5+ 45. Kf2 Qh2+ 46. Ng2 Qxg2+ 47. Rxg2 fxg2 48. Kxg2 bxc4 0-1

[Event "Bialystok-ch"]
[Site "Bialystok"]
[Date "2014.??.??"]
[Round "4"]
[White "Zwolan, Anna"]
[Black "Widelski, Kacper"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1632"]
[BlackElo "1714"]
[PlyCount "72"]
[EventDate "2014.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "POL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 b6 7. f3 e6 8. Be3 Bb7 9. Be2 Be7 10. 0-0 0-0 11. Qe1 Nbd7 12. Nb3 Nc5 13. Nxc5 bxc5 14. Qg3 d5 15. Bh6 Ne8 16. e5 Kh8 17. Bd2 d4 18. Ne4 f5 19. exf6 gxf6 20. Bd3 Qc7 21. Qh3 f5 22. Ng5 Bxg5 23. Bxg5 c4 24. Qh6 Ng7 25. Be2 Rf7 26. f4 Be4 27. Bf3 Rb8 28. Bf6 Qc5 29. Bh5 Rxf6 30. Qxf6 Rf8 31. Qh4 d3+ 32. Kh1 Nxh5 33. Qxh5 Rg8 34. Rg1 Qf2 35. Qh3 Qxc2 36. Rac1 Bxg2+ 0-1

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.29"]
[Round "8"]
[White "Borawski, Jakub"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "1988"]
[BlackElo "1612"]
[PlyCount "86"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 Qa5 11. Bd3 g5 12. 0-0 d6 13. Rab1 Qe5 14. Nd5 h6 15. b4 b6 16. c5 bxc5 17. bxc5 dxc5 18. Bb5+ Kf8 19. Qa5 Bb7 20. Bc4 Qxe4 21. Rxb7 Qxc4 22. Qxa7 Re8 23. Nxe7 Qe4 24. Rd7 Nf4 25. Bxf4 gxf4 26. Nd5 Qe6 27. Qxc5+ Kg8 28. Ne7+ Kf8 29. Ng6+ Kg8 30. Re7 Rc8 31. Rxe6 Rxc5 32. Re8+ Kh7 33. Nxh8 Bxh8 34. Re4 Rf5 35. a4 Kg6 36. Rb1 f3 37. Rb5 fxg2 38. Rxf5 Kxf5 39. Re8 Bc3 40. Kxg2 Kf4 41. Re3 Bf6 42. Rf3+ Ke5 43. Rxf6 Kxf6 1-0

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.29"]
[Round "9"]
[White "Widelski, Kacper"]
[Black "Burakowska, Gabriela"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "1612"]
[BlackElo "1740"]
[PlyCount "32"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. Be2 e6 5. 0-0 Bd6 6. Nbd2 Nbd7 7. h3 Bh5 8. c4 c6 9. b3 0-0 10. Bb2 Bb4 11. a3 Bxd2 12. Nxd2 Bxe2 13. Qxe2 Re8 14. Rfd1 Qe7 15. a4 e5 16. Qd3 e4 1/2-1/2

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.29"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Kaminski, Maciej"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1612"]
[BlackElo "1425"]
[PlyCount "59"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. e3 c5 4. Nbd2 d5 5. Be2 Nc6 6. 0-0 Bd6 7. b3 0-0 8. Bb2 Qc7 9. h3 e5 10. dxe5 Nxe5 11. c4 Rd8 12. Qc2 Be6 13. Rfd1 Rac8 14. Qc3 Ng6 15. cxd5 Bxd5 16. e4 Re8 17. Nc4 Bxc4 18. Bxc4 Rxe4 19. Bxf7+ Kxf7 20. Ng5+ Kg8 21. Nxe4 Nxe4 22. Qc4+ Kh8 23. Qxe4 Be5 24. Bxe5 Qxe5 25. Qxe5 Nxe5 26. Rd5 Ng6 27. Rad1 Kg8 28. Rd8+ Rxd8 29. Rxd8+ Kf7 30. Rd7+ 1-0

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.28"]
[Round "6"]
[White "Cylwik, Zbigniew"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1936"]
[BlackElo "1612"]
[PlyCount "62"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 b6 5. Bd3 Bb7 6. Nbd2 c5 7. 0-0 0-0 8. c3 Ba6 9. Bxa6 Nxa6 10. Qe2 Nc7 11. e4 d5 12. dxc5 bxc5 13. exd5 Nfxd5 14. Bxe7 Qxe7 15. Ne4 Nf6 16. Rad1 Nxe4 17. Qxe4 Rab8 18. Qc2 Nd5 19. Ne5 Qb7 20. b3 Rfd8 21. Rd2 Nf4 22. f3 Rd5 23. Rfd1 f6 24. Nc4 Rbd8 25. Ne3 Rxd2 26. Rxd2 Rxd2 27. Qxd2 Nd5 28. Nxd5 Qxd5 29. Qxd5 exd5 30. Kf2 Kf7 31. b4 d4 1/2-1/2

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.28"]
[Round "4"]
[White "Sazon, Adam"]
[Black "Widelski, Kacper"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1861"]
[BlackElo "1612"]
[PlyCount "54"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Qd2 d5 8. Bb5 Bd7 9. exd5 Nxd4 10. Bxd7+ Qxd7 11. Bxd4 0-0 12. 0-0-0 b5 13. Bxf6 Bxf6 14. Ne4 Be5 15. f4 Bc7 16. d6 Bxd6 17. Nxd6 exd6 18. Qxd6 Qg4 19. Qe5 Qxg2 20. Qxb5 Rfc8 21. Qd3 Rd8 22. Qxd8+ Rxd8 23. Rxd8+ Kg7 24. Rdd1 h5 25. Kb1 Kf6 26. a3 Kf5 27. Rdg1 Qd2 1/2-1/2

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.28"]
[Round "5"]
[White "Widelski, Kacper"]
[Black "Strojek, Kazimierz"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "1612"]
[BlackElo "1752"]
[PlyCount "47"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 d5 4. Nf3 e6 5. Bg5 Bd6 6. Nbd2 0-0 7. Ne5 h6 8. Bxf6 gxf6 9. Nd3 Qe7 10. e3 b6 11. Nf4 Qf7 12. Bf3 Bxf4 13. gxf4 Qg7 14. Nf1 Kf7 15. Ng3 Ke7 16. Qd2 a5 17. c4 c6 18. Qc2 Kd8 19. Rc1 Bb7 20. Kd2 Na6 21. Qb3 Nc7 22. cxd5 cxd5 23. Qxb6 Bc8 24. Qd6+ 1-0

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.27"]
[Round "2"]
[White "Pytel, Maciej"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1604"]
[BlackElo "1612"]
[PlyCount "113"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. f3 0-0 8. Qd2 d5 9. 0-0-0 dxe4 10. Nxc6 Qxd2+ 11. Rxd2 bxc6 12. fxe4 Ng4 13. Nd1 Nxe3 14. Nxe3 Be6 15. Kb1 Bh6 16. Rd3 Rfd8 17. Nd1 Rxd3 18. Bxd3 Rd8 19. b3 c5 20. Nb2 Bg7 21. Na4 c4 22. Be2 cxb3 23. axb3 Rd2 24. Bf3 Bd7 25. Rd1 Rxd1+ 26. Bxd1 Bxa4 27. bxa4 Bc3 28. Ka2 e5 29. Kb3 Bd4 30. c3 Bg1 31. h3 Kf8 32. Kc4 Ke7 33. Kd5 Bh2 34. c4 Kd7 35. c5 Kc7 36. Bg4 Bf4 37. c6 Bg3 38. Bd7 Bh2 39. g4 Bf4 40. Be8 f6 41. Ke6 Bg5 42. Kf7 h5 43. gxh5 gxh5 44. Ke6 Bh4 45. Kd5 Bg5 46. Bxh5 Bh4 47. Be8 Bg5 48. Ke6 Bh4 49. Kf5 Kd8 50. Bd7 Ke7 51. Kg4 Be1 52. h4 Ba5 53. h5 Kf7 54. Kf5 Bc7 55. h6 Bd8 56. Be6+ Kf8 57. Kg6 1-0

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.27"]
[Round "3"]
[White "Widelski, Kacper"]
[Black "Jaszczuk, Hubert"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1612"]
[BlackElo "1435"]
[PlyCount "51"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 e5 3. Nc3 Nf6 4. d3 Be7 5. g3 Nc6 6. Bg2 0-0 7. 0-0 Bg4 8. Bg5 h6 9. Bxf6 Bxf6 10. Nd5 Rb8 11. a4 Bxf3 12. Bxf3 Nd4 13. Bg2 Ne6 14. a5 a6 15. Rb1 b6 16. Nb4 Qc8 17. Nc6 Rb7 18. Nb4 Rb8 19. axb6 Rxb6 20. Nd5 Rb8 21. Nxf6+ gxf6 22. Qd2 Ng5 23. h4 Nh7 24. Qxh6 Rb3 25. Kh2 Qb8 26. Be4 1-0

[Event "Bialystok Zamenhof Memorial"]
[Site "Bialystok"]
[Date "2013.12.27"]
[Round "1"]
[White "Widelski, Kacper"]
[Black "Kostyra, Stanislaw"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1612"]
[BlackElo "2270"]
[PlyCount "53"]
[EventDate "2013.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Be2 Bb7 5. Nbd2 d6 6. b3 Nbd7 7. 0-0 g6 8. Bb2 Bg7 9. a4 a6 10. Re1 0-0 11. Bf1 c5 12. g3 Qc7 13. Bg2 Nd5 14. Qc1 cxd4 15. Nxd4 Rac8 16. Nc4 e5 17. Ne2 b5 18. axb5 axb5 19. Na3 Qb6 20. Qd2 N7f6 21. Reb1 Bh6 22. Qd3 Bxe3 23. fxe3 Nxe3 24. Bxb7 Nxc2+ 25. Bd4 Nxd4 26. Nxd4 Qxb7 27. Ndxb5 1/2-1/2

[Event "Bialystok Spring op"]
[Site "Bialystok"]
[Date "2013.05.05"]
[Round "9"]
[White "Filewicz, Radoslaw"]
[Black "Widelski, Kacper"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "1326"]
[BlackElo "1586"]
[PlyCount "107"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 d6 5. 0-0 0-0 6. c4 Nbd7 7. Nc3 e5 8. Bg5 h6 9. Bxf6 Bxf6 10. Nd5 Bg7 11. e4 Re8 12. Re1 Nf8 13. dxe5 dxe5 14. Qb3 c6 15. Nb4 Qc7 16. Rad1 Be6 17. Qc3 Nd7 18. Nd3 Rad8 19. Nd2 Kh7 20. h4 Rf8 21. Nb3 Nb6 22. c5 Nd7 23. Qa5 Qb8 24. Qb4 Bxb3 25. Qxb3 Nf6 26. Nc1 Qc7 27. Ne2 Rfe8 28. Rd6 Nh5 29. Red1 Rxd6 30. cxd6 Qd7 31. Kh2 f5 32. Bh3 Nf6 33. exf5 gxf5 34. Qc2 e4 35. Qc5 Ng4+ 36. Kg2 b6 37. Qc2 Re5 38. Bxg4 fxg4 39. Nc3 Kh8 40. Nxe4 c5 41. Kg1 Re8 42. b4 Bd4 43. bxc5 bxc5 44. Qd3 Rf8 45. Rd2 Rc8 46. Qc4 Qf5 47. Qd3 Qd7 48. Rc2 Rb8 49. Nxc5 Rb1+ 50. Kh2 Qxd6 51. Nb3 Be5 52. Rc8+ Kg7 53. Qxb1 Bxg3+ 54. fxg3 1-0

[Event "Bialystok Spring op"]
[Site "Bialystok"]
[Date "2013.05.04"]
[Round "7"]
[White "Widelski, Kacper"]
[Black "Borawski, Jakub"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1586"]
[BlackElo "1973"]
[PlyCount "60"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Nbd2 Bb7 5. b3 Bb4 6. Bb2 Ne4 7. c4 Qf6 8. Qe2 Nc3 9. Bxc3 Bxc3 10. Rc1 Bb4 11. Qd1 Be4 12. Be2 Bf5 13. 0-0 Ba3 14. Ra1 d5 15. cxd5 exd5 16. e4 dxe4 17. Ne5 0-0 18. Ndc4 Bd6 19. f3 Bxe5 20. dxe5 Qd8 21. f4 Nc6 22. Ne3 Bc8 23. Bc4 Bb7 24. Qe1 Nd4 25. Rd1 c5 26. Nf5 b5 27. Bxb5 Qb6 28. Bc4 Nxf5 29. g4 Nd4 30. Qh4 Qc6 0-1

