[Event "Warsaw Maciei Memorial"]
[Site "Warsaw"]
[Date "2021.07.09"]
[Round "1"]
[White "Licznerski, Lukasz"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "E53"]
[WhiteElo "2400"]
[BlackElo "1876"]
[PlyCount "19"]
[EventDate "2021.07.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 0-0 7. cxd5 exd5 8. dxc5 Nbd7 9. Bd2 Nxc5 10. Be2 0-1

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.06.18"]
[Round "10"]
[White "Choroszej, Aleksander"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2033"]
[BlackElo "1847"]
[PlyCount "47"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 0-0 10. e4 b4 11. Na4 Nbd7 12. Qc2 h6 13. h3 Rc8 14. Be3 Qa5 15. Nc5 Nxc5 16. dxc5 Ba6 17. Bxa6 Qxa6 18. Ne5 Rfd8 19. f3 Qb5 20. a4 Qa6 21. Rfd1 Rxd1+ 22. Rxd1 Ne8 23. Nc4 f6 24. Qb3 1-0

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.06.08"]
[Round "8"]
[White "Poniewierski, Piotr"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "A81"]
[WhiteElo "1783"]
[BlackElo "1847"]
[PlyCount "62"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 Nf6 3. g3 d5 4. Bg2 e6 5. b3 c5 6. c4 dxc4 7. bxc4 cxd4 8. Qxd4 Bb4+ 9. Bd2 Bxd2+ 10. Nbxd2 0-0 11. 0-0 Nc6 12. Qb2 Qc7 13. Rab1 e5 14. c5 e4 15. Nd4 Nxd4 16. Qxd4 Be6 17. Nb3 Nd7 18. Rfc1 Kh8 19. Qd6 Qxd6 20. cxd6 b6 21. f3 Nf6 22. Nd4 Bxa2 23. Rb2 Bd5 24. Nxf5 Rfd8 25. fxe4 Bxe4 26. Bxe4 Nxe4 27. Rc7 g6 28. Nh6 Nxd6 29. Rd2 Rdc8 30. Re7 Re8 31. Rc7 Rec8 1/2-1/2

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.05.18"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Polak, Michal"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1847"]
[BlackElo "1928"]
[PlyCount "84"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 0-0 9. 0-0 cxd5 10. Bg5 c6 11. Qf3 h6 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Ne2 Rb8 15. Rab1 Bd6 16. f4 Re8 17. Ng3 Re3 18. Nh5 Bc5 19. Nxf6+ Kh8 20. Kh1 Bd4 21. Nh5 Rxb2 22. f5 c5 23. Nf4 Re5 24. Rxb2 Bxb2 25. g4 c4 26. Be2 Bd7 27. Rb1 c3 28. Bd3 Re3 29. Kg2 Ba4 30. Rd1 Rxd3 31. Rxd3 Bxc2 32. Rh3 Be4+ 33. Kf2 c2 34. Ne2 c1Q 35. Nxc1 Bxc1 36. Rc3 Bb2 37. Rc7 Bd4+ 38. Ke2 Kg7 39. h4 a5 40. Rb7 Bc3 41. Ra7 d4 42. Rxf7+ Kxf7 0-1

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.05.12"]
[Round "5"]
[White "Matyszkiewicz, Wiktor"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1803"]
[BlackElo "1847"]
[PlyCount "110"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e6 5. Nf3 c5 6. Be3 Ng4 7. Bg1 Qa5 8. Qd2 a6 9. 0-0-0 b5 10. Kb1 c4 11. e5 d5 12. Ne2 b4 13. h3 c3 14. Qe1 Nh6 15. g4 Nb6 16. Ng3 Na4 17. b3 Nb2 18. Be3 Qa3 19. Bc1 Bd7 20. f5 a5 21. fxe6 fxe6 22. g5 a4 23. gxh6 axb3 24. cxb3 Qxa2+ 25. Kc2 Nxd1+ 26. Kxd1 Qxb3+ 27. Ke2 Ra2+ 28. Ke3 g6 29. Ne2 Bxh6+ 30. Kf2 Bxc1 31. Qxc1 Qc2 32. Qxc2 Rxc2 33. Ne1 Rd2 34. Ke3 Bb5 35. Nxc3 bxc3 36. Bxb5+ Ke7 37. Bd3 Rf8 38. Nc2 Rff2 39. h4 Rg2 40. Rh3 Rxc2 41. Bxc2 Rxc2 42. Kd3 Ra2 43. Rh1 c2 44. Rc1 Ra3+ 45. Kxc2 Rh3 46. Kd2 Rxh4 47. Ke3 g5 48. Rc7+ Kf8 49. Rc6 Kf7 50. Rc7+ Kg6 51. Re7 Rh3+ 52. Kf2 Kf5 53. Rf7+ Ke4 54. Rf6 Kxd4 55. Rxe6 Re3 0-1

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.05.04"]
[Round "4"]
[White "Ossolinski, Ziemowit"]
[Black "Choroszej, Aleksander"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1847"]
[BlackElo "2033"]
[PlyCount "51"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. f4 Bg7 3. Nf3 d5 4. e5 c5 5. d4 cxd4 6. Nxd4 Nc6 7. Nc3 a6 8. Be3 Nh6 9. Be2 0-0 10. 0-0 f6 11. Bf3 e6 12. exf6 Qxf6 13. Nce2 Bd7 14. c3 Na5 15. b3 Nc6 16. g4 Qh4 17. g5 Ng4 18. Bxg4 Qxg4+ 19. Ng3 Qxd1 20. Raxd1 Nxd4 21. Bxd4 Bb5 22. Rf2 Rac8 23. a4 Be8 24. Ne2 Bf7 25. Rd3 Rfe8 26. Bxg7 1/2-1/2

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.04.28"]
[Round "3"]
[White "Jedrusik, Adam"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1956"]
[BlackElo "1847"]
[PlyCount "74"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 a6 5. Nf3 d6 6. d3 h6 7. 0-0 Nf6 8. a3 0-0 9. b4 Ba7 10. Bb2 Ne7 11. Rc1 Ng6 12. e3 Bf5 13. d4 c6 14. Re1 Re8 15. h3 e4 16. Nd2 d5 17. b5 Qd7 18. Kh2 Bb8 19. Na4 Nh4 20. bxc6 bxc6 21. Bf1 Ng4+ 22. hxg4 Bxg4 23. Be2 Qf5 24. Kg1 Bf3 25. Nxf3 exf3 26. Qc2 Qg4 27. Bd3 Re4 28. Kh2 Nf5 29. Bxe4 dxe4 30. Rh1 Nxe3 31. Qd2 Nf5 32. Kg1 e3 33. fxe3 Nxg3 34. Qc2 Nf5+ 35. Kf2 Qg2+ 36. Ke1 Bg3+ 37. Kd1 Nxe3# 0-1

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.04.23"]
[Round "2"]
[White "Ossolinski, Ziemowit"]
[Black "Janeczko, Jakub"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1847"]
[BlackElo "1918"]
[PlyCount "89"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nc6 3. e3 g6 4. d4 Bg7 5. c4 Bg4 6. cxd5 Qxd5 7. Nc3 Qh5 8. Bb5 Nf6 9. Qa4 0-0 10. Bxc6 bxc6 11. Qxc6 Rab8 12. Ne5 Rb6 13. Qxc7 Qh4+ 14. Kf1 Rc8 15. Qxe7 Be6 16. Nf3 Qh5 17. Qxa7 Rbb8 18. Qa4 Bf8 19. Qd1 Bg4 20. a3 Be7 21. Kg1 Rxc3 22. bxc3 Ne4 23. Qf1 Rb3 24. Nd2 Be2 25. Qe1 Bh4 26. g3 Bf3 27. Nxf3 Qxf3 28. Qf1 Qg4 29. Ra2 Rb1 30. Rg2 Be7 31. h3 Qe6 32. Kh2 Bxa3 33. Rc2 Bxc1 34. Rxc1 Qa2+ 35. Qg2 Rb2 36. Rcg1 Nf2 37. Ra1 Ng4+ 38. hxg4 Rxg2+ 39. Kh3 Qf2 40. Kh4 Qxg3+ 41. Kg5 h6+ 42. Kf6 Qf3 43. Rxh6 Qc6+ 44. Kg5 Kg7 45. Rah1 0-1

[Event "Warsaw YMCA Spring-A 240th"]
[Site "Warsaw"]
[Date "2021.04.15"]
[Round "1"]
[White "Pajak, Jakub Lech"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1931"]
[BlackElo "1847"]
[PlyCount "74"]
[EventDate "2021.04.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Bc4 e5 5. Nf3 h6 6. 0-0 c6 7. a4 Be7 8. a5 0-0 9. Re1 Re8 10. d5 Nf8 11. b4 Qc7 12. Qd3 Bg4 13. Be3 Bxf3 14. gxf3 Rec8 15. Bb3 Ng6 16. Kf1 Nh5 17. dxc6 bxc6 18. Qc4 Bf6 19. Ke2 Nhf4+ 20. Bxf4 Nxf4+ 21. Kd1 Qd7 22. Kc1 d5 23. exd5 cxd5 24. Qb5 Qxb5 25. Nxb5 Nd3+ 26. Kd2 Nxe1 27. Rxe1 Rab8 28. Nc3 Rxb4 29. Nxd5 Rd8 30. Ke2 Rh4 31. c4 Rb8 32. Rg1 Bd8 33. Bc2 Rxc4 34. Ne3 Rc5 35. a6 Ra5 36. Bd3 Ra2+ 37. Nc2 Rc8 0-1

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.03.12"]
[Round "8"]
[White "Ossolinski, Ziemowit"]
[Black "Potocki, Karol"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1887"]
[BlackElo "1882"]
[PlyCount "50"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 e6 4. e3 Be7 5. c4 0-0 6. Nc3 c6 7. h3 Nbd7 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bg3 Qa5 11. Rc1 N7f6 12. Qd3 Nxc3 13. bxc3 b5 14. Bb3 c5 15. dxc5 Bxc5 16. 0-0 Bb7 17. Nd4 a6 18. Be5 Be4 19. Qd1 Be7 20. f3 Bb7 21. Qe1 Nd7 22. Nxe6 Nxe5 23. Nxf8 Nd3 24. Qg3 Nxc1 25. Ne6 Ne2+ 0-1

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.03.05"]
[Round "7"]
[White "Poniewierski, Piotr"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A81"]
[WhiteElo "1839"]
[BlackElo "1887"]
[PlyCount "64"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 e6 3. g3 Nf6 4. Bg2 d5 5. b3 g6 6. 0-0 Bg7 7. Ba3 Ne4 8. Ne5 Nd7 9. f3 Nxe5 10. fxe4 Ng4 11. exf5 Ne3 12. Qd3 Nxf1 13. fxg6 Qf6 14. c3 Nxh2 15. Kxh2 Qxg6 16. Nd2 Bd7 17. Nf3 0-0-0 18. Rf1 Bf6 19. Qe3 Qh5+ 20. Kg1 Rde8 21. Ne5 Bxe5 22. dxe5 b6 23. c4 Rhg8 24. Rf4 Rg5 25. Bb2 Reg8 26. Rf3 Bc6 27. Qd3 d4 28. Rf8+ Rxf8 29. Bxc6 Qg6 30. Qxg6 hxg6 31. Bxd4 Rxg3+ 32. Kh2 Rg4 0-1

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.02.26"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Zdybel, Przemyslaw"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1887"]
[BlackElo "1848"]
[PlyCount "93"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 e5 5. e3 0-0 6. Nge2 Nc6 7. d4 d6 8. 0-0 exd4 9. exd4 Bf5 10. Bg5 h6 11. Be3 Nb4 12. Rc1 Rb8 13. h3 c6 14. a3 Na6 15. b4 Nc7 16. d5 a5 17. Ba7 Ra8 18. Bb6 axb4 19. axb4 Ra6 20. Bxc7 Qxc7 21. dxc6 bxc6 22. Nb5 Qe7 23. Nxd6 Rd8 24. c5 Be4 25. Nd4 Bxg2 26. Kxg2 Rb8 27. Qd3 Qa7 28. Rb1 Nd7 29. Qe4 Ne5 30. Nf3 f5 31. Qe3 Ra3 32. Rb3 Rxb3 33. Qxb3+ Kh7 34. Nxe5 Bxe5 35. Re1 Bg7 36. Qc4 Qd7 37. Re3 Rf8 38. Qe6 Qxe6 39. Rxe6 Rb8 40. Re7 Kg8 41. Rc7 Rxb4 42. Rxc6 Bd4 43. Rc8+ Kg7 44. c6 Rb2 45. c7 Rxf2+ 46. Kh1 Rf1+ 47. Kh2 1/2-1/2

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.02.22"]
[Round "11"]
[White "Ossolinski, Ziemowit"]
[Black "Jedrusik, Adam"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1887"]
[BlackElo "1821"]
[PlyCount "114"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. b3 Nf6 3. Nc3 g6 4. Bb2 Bg7 5. Nd5 Nbd7 6. Nxf6+ Nxf6 7. g3 0-0 8. Bg2 e5 9. Ne2 Bd7 10. 0-0 Re8 11. d3 Qc8 12. Qd2 Bh3 13. f4 Bxg2 14. Kxg2 Ng4 15. Rab1 exf4 16. Qxf4 Bxb2 17. Rxb2 Qd7 18. h3 Ne5 19. Nc3 Rf8 20. Nd5 Qd8 21. d4 Nd7 22. c3 c6 23. Ne3 Qe7 24. Re2 Rae8 25. Nc4 d5 26. Nd6 g5 27. Qg4 Qxd6 28. e5 Qe6 29. Rf5 f6 30. Ref2 fxe5 31. Rxg5+ Kh8 32. Rxe5 Qxg4 33. Rxe8 Qg7 34. Rfe2 Rxe8 35. Rxe8+ Nf8 36. g4 Qf7 37. Re5 Ng6 38. Re1 Qf4 39. Re8+ Kg7 40. Re2 Nh4+ 41. Kg1 Nf3+ 42. Kg2 Nh4+ 43. Kg1 Qg3+ 44. Kf1 Qxh3+ 45. Ke1 Qxc3+ 46. Kd1 Qxd4+ 47. Rd2 Qxg4+ 48. Kc2 Nf3 49. Rd1 Qg2+ 50. Kc3 Qxa2 51. b4 Qc4+ 52. Kb2 Qxb4+ 53. Ka1 Nd4 54. Rc1 Nb3+ 55. Ka2 Nxc1+ 56. Ka1 Nd3 57. Ka2 Qb2# 0-1

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.02.19"]
[Round "5"]
[White "Polak, Michal"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "C79"]
[WhiteElo "1890"]
[BlackElo "1887"]
[PlyCount "50"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. d4 b5 7. dxe5 dxe5 8. Qxd8+ Nxd8 9. Bb3 Bd6 10. a4 Bb7 11. axb5 axb5 12. Rxa8 Bxa8 13. Nc3 b4 14. Nd5 Nxe4 15. Nxe5 Bxd5 16. Bxd5 Nf6 17. Bb3 Bxe5 18. Re1 Nd7 19. f4 f6 20. fxe5 Nxe5 21. Bf4 Ndc6 22. Ba4 Kd8 23. Re4 Kc8 24. Bxe5 Nxe5 25. Rxb4 Rd8 1/2-1/2

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.02.15"]
[Round "1"]
[White "Moskwinski, Marek"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1905"]
[BlackElo "1887"]
[PlyCount "39"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nh3 e5 2. g3 h5 3. d4 exd4 4. Qxd4 Nc6 5. Qd1 Bc5 6. Bg2 d6 7. Nd2 Bf5 8. c4 Qf6 9. Nf4 Nge7 10. h4 Nd4 11. Ne4 Bxe4 12. Bxe4 0-0-0 13. e3 Qe5 14. Bg2 Ndc6 15. Nd5 Nxd5 16. Qxd5 Qxd5 17. Bxd5 Nb4 18. Be4 Rhe8 19. Bf5+ Kb8 20. 0-0 1/2-1/2

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.02.09"]
[Round "4"]
[White "Ossolinski, Ziemowit"]
[Black "Dalkowski, Rafal"]
[Result "1/2-1/2"]
[ECO "B58"]
[WhiteElo "1887"]
[BlackElo "1989"]
[PlyCount "95"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Nc6 7. 0-0 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 Ng4 11. Bxg4 Bxg4 12. Bh6 Bxh6 13. Qxh6 Rc8 14. Qe3 Rc5 15. Rac1 Be6 16. f4 Bc4 17. Rf2 Qc7 18. Na4 Rc6 19. b3 b5 20. Nb2 Be6 21. f5 Rc3 22. Qd4 Bd7 23. Nd1 Rc5 24. Ne3 Bc6 25. b4 Re5 26. Ng4 Ba8 27. Nxe5 dxe5 28. Qd3 Qc6 29. fxg6 hxg6 30. c4 bxc4 31. Rxc4 Qb6 32. Qc2 Bb7 33. a4 Qe3 34. Qe2 Qb3 35. b5 Rd8 36. Rf1 Rd4 37. Rfc1 Kg7 38. Rxd4 exd4 39. e5 d3 40. Qd2 Be4 41. Rc7 Qxa4 42. Rxe7 Qxb5 43. Qf2 Qb1+ 44. Qf1 Qb6+ 45. Qf2 d2 46. Rxf7+ Kh6 47. Rd7 Qb1+ 48. Qf1 1/2-1/2

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.02.05"]
[Round "3"]
[White "Rzeszowski, Dominik"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "1869"]
[BlackElo "1887"]
[PlyCount "36"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. f4 Nc6 7. Ndf3 Qb6 8. Ne2 cxd4 9. cxd4 Bb4+ 10. Kf2 f6 11. Be3 fxe5 12. fxe5 0-0 13. g3 Ndxe5 14. dxe5 Rxf3+ 15. Kxf3 Nxe5+ 16. Kg2 Qxe3 17. Qd4 Qf3+ 18. Kh3 Nd3 0-1

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.01.27"]
[Round "9"]
[White "Bujalski, Mateusz"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1897"]
[BlackElo "1887"]
[PlyCount "99"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Nbd2 d5 4. e3 c5 5. b3 cxd4 6. exd4 Bb4 7. Bb2 Ne4 8. Bd3 Nxd2 9. Nxd2 Qg5 10. g3 Nc6 11. a3 Ba5 12. b4 Bb6 13. Nf3 Qf6 14. Be2 a6 15. 0-0 Bd7 16. Re1 0-0 17. Qd2 Rac8 18. c4 Bc7 19. c5 Rfd8 20. Kg2 Qe7 21. Bd3 g6 22. h4 e5 23. dxe5 Bg4 24. Nh2 Bd7 25. f4 Qe6 26. g4 d4 27. Rac1 Nxe5 28. fxe5 Bc6+ 29. Kh3 Bxe5 30. Bc4 Bd5 31. Nf3 Bxc4 32. Nxe5 Bb5 33. Nf3 Qb3 34. Kg3 Bc6 35. Rf1 d3 36. Bf6 Qe6 37. Bxd8 h5 38. gxh5 Rxd8 39. Rce1 Be4 40. hxg6 fxg6 41. Qf4 d2 42. Rxe4 Qb3 43. Re3 d1Q 44. Rxd1 Qxd1 45. Re7 Rf8 46. Qc4+ Kh8 47. Qc3+ Qd4 48. Qxd4+ Rf6 49. Qd8+ Rf8 50. Qxf8# 1-0

[Event "Warsaw YMCA Winter-A 236th"]
[Site "Warsaw"]
[Date "2021.01.26"]
[Round "2"]
[White "Ossolinski, Ziemowit"]
[Black "Choroszej, Aleksander"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1887"]
[BlackElo "2044"]
[PlyCount "52"]
[EventDate "2021.01.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. h4 c5 4. Bc4 cxd4 5. c3 Qc7 6. Qb3 e6 7. Ne2 Nc6 8. Bf4 Be5 9. Bxe5 Qxe5 10. Nd2 d5 11. Bb5 dxc3 12. Nxc3 Nf6 13. Nf3 Qf4 14. exd5 exd5 15. Nxd5 Nxd5 16. Qxd5 Qb4+ 17. Kf1 0-0 18. Re1 Be6 19. Rxe6 Rad8 20. Qc4 fxe6 21. Qxe6+ Kg7 22. Bxc6 bxc6 23. Kg1 Rd1+ 24. Kh2 Qf4+ 25. Kh3 Rxh1+ 26. Nh2 Rxh2# 0-1

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.13"]
[Round "7"]
[White "Distel, Pawel"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "1950"]
[BlackElo "1880"]
[PlyCount "116"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Bd3 Nxd2 9. Qxd2 c5 10. Nf3 Nc6 11. 0-0 Qa5 12. Rfd1 c4 13. Be2 b5 14. g4 Bd7 15. a3 a6 16. Kh1 Ne7 17. Rdb1 Ng6 18. Qe3 Qd8 19. Rf1 h5 20. Ng5 hxg4 21. Bxg4 Rh4 22. h3 Qe7 23. f4 0-0-0 24. Rae1 Rdh8 25. Kg2 R4h6 26. Rf2 Nh4+ 27. Kg1 f6 28. exf6 gxf6 29. Nf3 f5 30. Nxh4 Qxh4 31. Bf3 Qxh3 32. Bg2 Qg4 33. Rf3 Rg8 34. Re2 Qg7 35. Kf1 Rg6 36. Qd2 Rg4 37. Ref2 Qe7 38. Qc1 Qh4 39. Qe3 Qe7 40. Qc1 Qd6 41. Re2 Kc7 42. Ref2 Qf8 43. Kg1 Rh4 44. Kf1 Qd6 45. Re2 Be8 46. Qe1 Rh6 47. Re5 Bd7 48. Qc1 Rhg6 49. Re2 Be8 50. Rff2 Rg3 51. Re3 Bh5 52. Kg1 Kd7 53. Qe1 Rxe3 54. Qxe3 Qxa3 55. Qh3 Bf7 56. Qh7 Qf8 57. Qh3 Qg7 58. Kf1 Qg4 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.03.13"]
[Round "11"]
[White "Liberadzki, Slawomir"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1981"]
[BlackElo "1880"]
[PlyCount "84"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 h6 6. a3 a6 7. b4 Ba7 8. Nf3 Nf6 9. Bb2 0-0 10. 0-0 Ne7 11. Rc1 c6 12. e3 Ng6 13. d4 e4 14. Nd2 d5 15. cxd5 cxd5 16. b5 Bg4 17. Qb3 Qd7 18. b6 Bb8 19. Na4 Bd6 20. Nc5 Qe7 21. Rc3 h5 22. a4 h4 23. Ba3 Rfd8 24. Qb2 Nh5 25. Ndb3 a5 26. Nd2 hxg3 27. fxg3 Nh4 28. Nxb7 Qxb7 29. gxh4 Bxa3 30. Rxa3 Rd6 31. Rb3 Rb8 32. Rc1 Rg6 33. Kh1 Qe7 34. Nf1 Qxh4 35. b7 Kh7 36. Rb6 f6 37. Rc2 Rh6 38. Kg1 Rg6 39. Kh1 Bf3 40. Rf2 Ng3+ 41. Nxg3 Rxg3 42. Qc2 Rxg2 0-1

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.13"]
[Round "8"]
[White "Ossolinski, Ziemowit"]
[Black "Skowron, Mateusz"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1880"]
[BlackElo "1729"]
[PlyCount "63"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 Qb6 8. Nd2 c5 9. c4 Qxb2 10. Rd1 Qxd4 11. Qb3 Qxe5+ 12. Ne2 Nd7 13. Bf4 Qf6 14. Qxb7 Qd8 15. cxd5 Qc8 16. Qb3 e5 17. Qe3 Bd6 18. Nc4 Qc7 19. Nc3 Rb8 20. Bxe5 Nxe5 21. f4 Kf8 22. fxe5 Re8 23. Nb5 Bxe5 24. Nxc7 Bg3+ 25. Kd2 Rxe3 26. Kxe3 Bxc7 27. d6 Bd8 28. Rb1 Nf6 29. Rb8 Ke8 30. Ne5 Nd7 31. Rxd8+ Kxd8 32. Nxf7+ 1-0

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.12"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Rogala, Milosz"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1880"]
[BlackElo "1843"]
[PlyCount "89"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 Qb6 8. Nd2 Ne7 9. Ngf3 Nd7 10. 0-0 Nf5 11. c4 Be7 12. c5 Qc7 13. g3 Rg8 14. Rfe1 Nf8 15. Bxe7 Kxe7 16. Nf1 Ng6 17. Ng5 Ke8 18. Ne3 Nge7 19. Ng2 Rh8 20. Nf4 g6 21. a4 Qd7 22. b4 Kf8 23. Reb1 Kg7 24. Rb2 Rhb8 25. Rab1 Qc8 26. Kg2 b5 27. a5 Qd7 28. Rh1 Rh8 29. Rh3 Nh6 30. f3 Nef5 31. Rb1 a6 32. Kf2 Ne7 33. Rg1 Nhf5 34. Rgh1 Nh6 35. Qd1 Rag8 36. g4 hxg4 37. fxg4 Kf8 38. h5 gxh5 39. Rxh5 Rg7 40. Ngxe6+ fxe6 41. Rxh6 Rxh6 42. Rxh6 Rf7 43. Kg3 Kg7 44. Nxe6+ Kg8 45. Qh1 1-0

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.11"]
[Round "5"]
[White "Ossolinski, Ziemowit"]
[Black "Zerebiec, Maurycy"]
[Result "1/2-1/2"]
[ECO "B49"]
[WhiteElo "1880"]
[BlackElo "1982"]
[PlyCount "63"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. 0-0 b5 9. Nxc6 dxc6 10. f4 Be7 11. e5 Nd5 12. Nxd5 cxd5 13. c3 Rb8 14. Rc1 Bc5 15. Bd4 Qa7 16. b4 Bb6 17. Kh1 Bd7 18. a3 g6 19. Qd3 h5 20. Qe3 Kd8 21. Rfd1 Kc7 22. a4 Rhc8 23. axb5 axb5 24. Ra1 Qb7 25. Qf2 Bxd4 26. cxd4 Kb6 27. Qh4 Bc6 28. h3 Ra8 29. Rxa8 Rxa8 30. Rc1 Ra7 31. Rc5 Qe7 32. Qg3 1/2-1/2

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.10"]
[Round "4"]
[White "Kulesza, Andrzej"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1928"]
[BlackElo "1880"]
[PlyCount "66"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. d4 Bg4 5. Be2 Nc6 6. h3 Bf5 7. 0-0 e6 8. c4 Qd7 9. Nc3 Bb4 10. Be3 0-0 11. a3 Bxc3 12. bxc3 Ne4 13. Qb3 Qe7 14. Nd2 Rab8 15. Nxe4 Bxe4 16. f3 Bf5 17. Rfe1 b6 18. Qa4 Na5 19. c5 Rfd8 20. Bf1 Qd7 21. Bb5 c6 22. Bf1 Qc7 23. cxb6 axb6 24. c4 Ra8 25. Ra2 Qg3 26. Bf2 Qg6 27. Qb4 Rdb8 28. Kh1 Bd3 29. Rd2 Bxf1 30. Rxf1 b5 31. cxb5 cxb5 32. Rc1 h6 33. Ra2 Qg5 1/2-1/2

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.09"]
[Round "3"]
[White "Iwanczuk, Krzysztof"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1887"]
[BlackElo "1880"]
[PlyCount "59"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 dxe5 8. dxe5 Bb4+ 9. Nbd2 0-0 10. 0-0 Nc6 11. a3 Ba5 12. b4 Bc7 13. Bb2 Nf4 14. Qc2 Ng6 15. Rfe1 a6 16. g3 Bd7 17. h4 Qb8 18. Qe4 Rd8 19. h5 Nf8 20. Qg4 Be8 21. Ne4 h6 22. Nf6+ Kh8 23. Qf4 b5 24. Ba2 Rd3 25. Ng4 Qa7 26. Nxh6 gxh6 27. Qxh6+ Kg8 28. Qg5+ Kh8 29. h6 Nh7 30. Qg7# 1-0

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.08"]
[Round "2"]
[White "Ossolinski, Ziemowit"]
[Black "Grochol, Kamil"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1880"]
[BlackElo "2030"]
[PlyCount "70"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. c3 Nf6 5. e5 dxe5 6. Nxe5 Bd7 7. Bxc6 Bxc6 8. Nxc6 bxc6 9. 0-0 e6 10. Qa4 Qd5 11. d4 cxd4 12. cxd4 Qb5 13. Qc2 Nd5 14. Nc3 Qc4 15. Qe4 Be7 16. Nxd5 cxd5 17. Qf4 Bf6 18. Be3 0-0 19. Rfc1 Qb4 20. b3 Rfc8 21. h3 h6 22. Qg4 Kf8 23. Rab1 Qa3 24. Qe2 Rxc1+ 25. Rxc1 Bxd4 26. Rc7 Qd6 27. Rb7 Bxe3 28. Qxe3 Rc8 29. g3 d4 30. Qf3 Rc7 31. Rb5 d3 32. Rb8+ Ke7 33. Qa8 Qc6 34. Qxc6 Rxc6 35. Rb4 d2 0-1

[Event "POL-ch U18"]
[Site "Szklarska Poreba"]
[Date "2020.03.07"]
[Round "1"]
[White "Golenia, Jan"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2119"]
[BlackElo "1880"]
[PlyCount "65"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nf6 5. a3 a6 6. e3 d6 7. Nge2 0-0 8. 0-0 Ba7 9. d3 Ne7 10. b4 c6 11. Bb2 Be6 12. h3 Ng6 13. Kh2 Qd7 14. Qd2 Ne8 15. f4 f5 16. Rac1 Rd8 17. Nd1 Nf6 18. Nf2 Rfe8 19. Ng1 Bf7 20. Rfe1 Re7 21. Nf3 Rde8 22. d4 exf4 23. exf4 Rxe1 24. Nxe1 Ne4 25. Nxe4 fxe4 26. d5 Nf8 27. Nc2 Bg6 28. Ne3 Qf7 29. Re1 c5 30. f5 Bxf5 31. Rf1 cxb4 32. Nxf5 e3 33. Qe2 1-0

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.03.06"]
[Round "10"]
[White "Ossolinski, Ziemowit"]
[Black "Matyszkiewicz, Wiktor"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1880"]
[BlackElo "1902"]
[PlyCount "45"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. c4 Nf6 4. Nbc3 d6 5. d4 cxd4 6. Nxd4 g6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Bd7 10. Nc2 Ne5 11. f3 Qc7 12. Na3 a6 13. Rc1 b6 14. Qe1 Be6 15. Qf2 Nfd7 16. Nd5 Bxd5 17. cxd5 Qb7 18. f4 Nc5 19. fxe5 Bxe5 20. Nc4 Bg7 21. Qh4 b5 22. Na5 Qc7 23. b4 1-0

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.02.28"]
[Round "9"]
[White "Warszawski, Bartosz"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2172"]
[BlackElo "1880"]
[PlyCount "153"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. 0-0 Bc5 8. Nb3 Be7 9. f4 d6 10. Be3 b5 11. e5 dxe5 12. fxe5 Nfd7 13. Bf3 Bb7 14. Bxb7 Qxb7 15. Na5 Qc7 16. Qf3 0-0 17. Qxa8 Qxa5 18. a3 Nxe5 19. Qb7 Nc4 20. Bd4 e5 21. Nd5 Bd6 22. Bc3 Qd8 23. Bb4 Nxb2 24. Ne7+ Qxe7 25. Qxe7 Bxe7 26. Bxe7 Rc8 27. Rf2 Nd7 28. Rd2 Rc7 29. Bd8 Ra7 30. Rd5 f6 31. Rb1 Na4 32. Ba5 Kf7 33. Rd6 Ke8 34. Rc6 Ndc5 35. Rd1 Ne4 36. c4 Kf7 37. cxb5 axb5 38. Bb4 Rb7 39. Rdc1 Kg6 40. Rc7 Rb8 41. Rc8 Rb6 42. R1c6 Rxc6 43. Rxc6 Kf5 44. Rc7 Kg6 45. Kf1 h5 46. Ke2 h4 47. Rb7 f5 48. Ke3 Nac3 49. Kd3 Nd5 50. Rxb5 Nf4+ 51. Ke3 Nxg2+ 52. Kf3 h3 53. Rxe5 Ng5+ 54. Kf2 Ne4+ 55. Ke2 Nf4+ 56. Kf3 Nd3 57. Rd5 Ndf2 58. a4 Ng4 59. Bd6 Kf6 60. Bg3 Nc3 61. Rd6+ Ke7 62. a5 g5 63. Rd3 Ne4 64. a6 Nc5 65. Bd6+ Ke6 66. Bxc5 Ne5+ 67. Ke2 Nxd3 68. Kxd3 g4 69. a7 g3 70. hxg3 h2 71. a8Q f4 72. gxf4 Kf5 73. Qg2 Kxf4 74. Qxh2+ Kf3 75. Qh4 Kg2 76. Ke4 Kf1 77. Qf2# 1-0

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.02.21"]
[Round "8"]
[White "Ossolinski, Ziemowit"]
[Black "Szwaj, Jacek"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1880"]
[BlackElo "1937"]
[PlyCount "85"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 d5 7. Bg5 Be6 8. exd5 Qxd5 9. Nc3 Bb4 10. Bxf6 Bxc3+ 11. bxc3 gxf6 12. Bd3 f5 13. c4 Qc6 14. Qd2 Nd7 15. Qg5 Qb6 16. 0-0-0 h6 17. Qh5 Qe3+ 18. Kb2 Qg5 19. Qxg5 hxg5 20. h3 Rc8 21. Rhe1 Ke7 22. Rd2 Rc7 23. Red1 Nb6 24. Re1 f6 25. Na5 Rd8 26. Red1 Na4+ 27. Kb3 Nc5+ 28. Kc3 Rcd7 29. Kb4 Rc7 30. Nb3 Na6+ 31. Kc3 Rdc8 32. Kb2 Rd8 33. a3 Rdc8 34. Na5 Nc5 35. Kc3 e4 36. Be2 e3 37. Rd6 f4 38. R6d4 b6 39. Nb3 Na4+ 40. Kb4 Nb2 41. Re4 a5+ 42. Kb5 Nxd1 43. Nd4 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.02.15"]
[Round "7"]
[White "Swierczewski, Marek"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2090"]
[BlackElo "1880"]
[PlyCount "50"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Bd3 Qa5+ 8. Nbd2 Nf4 9. Bf1 Nxd4 10. Nxd4 Qxe5+ 11. Be2 Nd3+ 12. Kf1 Qxd4 13. Bxd3 Qxd3+ 14. Kg1 Be7 15. h4 b6 16. Qg4 0-0 17. Rh3 Qf5 18. Qxf5 exf5 19. h5 Bf6 20. Rd3 Re8 21. Nf3 Bb7 22. Bg5 Bxb2 23. Rad1 h6 24. Bf4 Bc6 25. Bd6 Ba4 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.02.14"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Malicka, Maria"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1880"]
[BlackElo "2041"]
[PlyCount "90"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 d5 7. exd5 Nxd5 8. a3 Nc6 9. c4 Nb6 10. Qxd8+ Kxd8 11. Nc3 Be6 12. Bg5+ f6 13. Rd1+ Kc8 14. Be3 Bxc4 15. Nc5 Bxf1 16. Kxf1 Nc4 17. Bf2 Nxb2 18. Rb1 Bxc5 19. Bxc5 Nd3 20. Be3 Rd8 21. Ke2 Nf4+ 22. Kf2 Ne6 23. Rhc1 Ned4 24. a4 Nf5 25. Ne4 Nxe3 26. Kxe3 Rb8 27. Nc5 Rd6 28. Rb2 b6 29. Ne4 Re6 30. Rd2 Kc7 31. Nc3 a6 32. Nd5+ Kb7 33. Rb2 Ka7 34. Rbc2 Rc8 35. Rb2 Ne7 36. Rxc8 Nxc8 37. Rc2 Nd6 38. g4 Ne8 39. Rc8 Kb7 40. Rd8 Kc6 41. Nb4+ Kc7 42. Ra8 a5 43. Nd5+ Kc6 44. Nc3 Nc7 45. Rc8 Re8 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.02.07"]
[Round "5"]
[White "Delega, Tomasz"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1974"]
[BlackElo "1880"]
[PlyCount "108"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bd6 5. d4 c5 6. dxc5 Bxc5 7. 0-0 0-0 8. Qc2 d4 9. a3 a5 10. Ne5 Qc7 11. Nd3 Bd6 12. Bg5 Nfd7 13. Rc1 f6 14. Bd2 Nc5 15. e3 e5 16. exd4 exd4 17. Nxc5 Bxc5 18. Bf4 Qb6 19. Be4 f5 20. Bd3 Nc6 21. Nd2 h6 22. h4 Qd8 23. Nf3 b6 24. Re1 Ra7 25. Ne5 Nxe5 26. Rxe5 Raf7 27. Rae1 Qf6 28. Qd2 Qc6 29. b4 Bb7 30. Rd5 Be7 31. b5 Qg6 32. Rxf5 Qg4 33. Rxf7 Rxf7 34. Qe2 Qxe2 35. Rxe2 Bxa3 36. Re8+ Rf8 37. Re6 Bc5 38. Bd6 Ra8 39. Bxc5 bxc5 40. Be4 Bxe4 41. Rxe4 a4 42. Re1 a3 43. Ra1 Ra4 44. Kf1 Rxc4 45. Rxa3 Rb4 46. Ra8+ Kf7 47. Rb8 Rb2 48. b6 d3 49. Ke1 c4 50. Rc8 Re2+ 51. Kf1 Rb2 52. Rxc4 Rb1+ 53. Kg2 d2 54. Rc7+ Kg6 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.01.31"]
[Round "4"]
[White "Ossolinski, Ziemowit"]
[Black "Choroszej, Aleksander"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1880"]
[BlackElo "2055"]
[PlyCount "84"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. h3 e5 5. Nf3 exd4 6. Bc4 Ne7 7. 0-0 0-0 8. Nxd4 d5 9. exd5 c6 10. Nc3 b5 11. Bb3 b4 12. Nce2 Ba6 13. Re1 c5 14. Nf3 c4 15. d6 Nf5 16. Ba4 Nd7 17. g4 Bb7 18. Rf1 Qb6+ 19. Kh2 Ne3 20. Bxe3 Qxe3 21. Qd2 Qxd2 22. Nxd2 Nb6 23. Bb5 Rac8 24. a4 a6 25. a5 Nd5 26. Ba4 Bxb2 27. Rab1 Bg7 28. Rfe1 Bc6 29. d7 Rc7 30. Bxc6 Rxc6 31. Ng3 Rd6 32. Nxc4 Rxd7 33. Ne4 Nxf4 34. Rxb4 f5 35. Nb6 Re7 36. Kg3 fxe4 37. Rbxe4 Rxe4 38. Rxe4 g5 39. c4 Ng6 40. Nd7 Rd8 41. Nc5 Be5+ 42. Kf2 Bd4+ 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.01.24"]
[Round "3"]
[White "Kaniak, Justyna"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1840"]
[BlackElo "1880"]
[PlyCount "76"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Qc7 6. 0-0 Nf6 7. Nc3 Be7 8. f4 d6 9. Be3 0-0 10. Qe1 b5 11. a3 Bb7 12. Bf3 Nbd7 13. Qg3 Nc5 14. e5 Nfe4 15. Nxe4 Nxe4 16. Bxe4 Bxe4 17. f5 exf5 18. Bh6 g6 19. Bxf8 Kxf8 20. exd6 Bxd6 21. Qh4 Kg8 22. c3 Be7 23. Qh6 Bf8 24. Qg5 Be7 25. Qe3 Bd6 26. Qh3 Rd8 27. Rad1 Bc5 28. Qe3 Bd6 29. g3 Bc5 30. Rf2 Re8 31. Rfd2 Re7 32. Qg5 Bf3 33. Rf1 Bb7 34. h4 Re4 35. Rf4 Re1+ 36. Rf1 Qc6 37. Kf2 Re8 38. Qe3 Qg2+ 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.01.17"]
[Round "2"]
[White "Ossolinski, Ziemowit"]
[Black "Szewczyk, Mariusz1111"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1880"]
[BlackElo "2022"]
[PlyCount "60"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 Bg4 7. b4 Bb6 8. Be3 0-0 9. Bb3 Ne7 10. h3 Bh5 11. Bg5 Nd7 12. Nbd2 Kh8 13. Nc4 h6 14. Be3 Nf6 15. Bc2 Qc8 16. a4 Ng6 17. a5 Bxe3 18. fxe3 Nh4 19. Ncd2 d5 20. Qe1 Nxf3+ 21. Nxf3 dxe4 22. dxe4 Qe6 23. Nd2 Rad8 24. Nb3 b6 25. Qh4 Be2 26. Nd4 exd4 27. exd4 Bxf1 28. Rxf1 c5 29. e5 Ng8 30. Bf5 Qe7 0-1

[Event "Warsaw YMCA Winter-A 224th"]
[Site "Warsaw"]
[Date "2020.01.10"]
[Round "1"]
[White "Derylo, Kamil"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2099"]
[BlackElo "1880"]
[PlyCount "33"]
[EventDate "2020.01.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 g6 8. Nge2 Bb7 9. 0-0 Bg7 10. a4 0-0 11. e4 e5 12. f4 Qb6 13. h3 exf4 14. Bxf4 Re8 15. Ng3 Ba6 16. e5 Bxb5 17. Nxb5 1-0

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.12.12"]
[Round "13"]
[White "Okurowski, Michal"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1645"]
[BlackElo "1802"]
[PlyCount "94"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 Nb6 6. Be2 d5 7. exd6 Bxd6 8. d4 0-0 9. 0-0 Nc6 10. dxc5 Bxc5 11. Bf4 Nd5 12. Bg3 a5 13. Nbd2 f5 14. Nb3 Be7 15. c4 Nf6 16. Qxd8 Rxd8 17. Bc7 Rd7 18. Bb6 Ne4 19. Nbd4 Nxd4 20. Bxd4 Rc7 21. Be5 Rc5 22. Rad1 g5 23. Bd4 Rc7 24. Ne5 Bc5 25. Bxc5 Nxc5 26. Rd8+ Kg7 27. Rfd1 Kf6 28. Nf3 g4 29. Nd4 Rd7 30. Nb5 Rxd1+ 31. Bxd1 Ke7 32. Rh8 h5 33. Rh7+ Kf6 34. Rxh5 Bd7 35. Bxg4 Be8 36. Rh8 fxg4 37. f3 Kg7 38. Rh4 Bxb5 39. Rxg4+ Kf6 40. cxb5 Rd8 41. h4 Nd3 42. h5 Rd5 43. Rg6+ Kf7 44. Rh6 Rxb5 45. g4 Nf4 46. b3 Kg7 47. a4 Rc5 0-1

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.12.04"]
[Round "12"]
[White "Ossolinski, Ziemowit"]
[Black "Gierech, Pawel"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "1802"]
[BlackElo "1670"]
[PlyCount "57"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. 0-0 Nxe5 7. dxe5 Nc5 8. Be2 c6 9. c4 Be6 10. cxd5 Bxd5 11. Nc3 Be6 12. Qc2 Qh4 13. Be3 Bc4 14. g3 Bb3 15. axb3 Qe7 16. Bxc5 Qxc5 17. Bc4 Be7 18. e6 f6 19. Bd3 0-0-0 20. Nb5 a6 21. Nc3 h5 22. Ne4 Qb6 23. Rfc1 Kc7 24. Bf1 Rd5 25. Nc3 Re5 26. Qg6 Rg5 27. Qxg5 Qxb3 28. Qxg7 Re8 29. Qf7 1-0

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.11.28"]
[Round "11"]
[White "Mazurek, Jerzy"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1662"]
[BlackElo "1802"]
[PlyCount "64"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 d6 6. 0-0 e5 7. h3 Be7 8. c3 h6 9. Rd1 Qb6 10. Na3 Be6 11. d3 0-0 12. Nc2 Qa6 13. b3 Rac8 14. Nd2 Rfe8 15. Ne3 Bf8 16. Nd5 Bxd5 17. exd5 Ne7 18. c4 Nf5 19. Ne4 Nxe4 20. Bxe4 Nd4 21. Qg4 Qa5 22. Bb2 b5 23. Bxd4 exd4 24. h4 bxc4 25. bxc4 Rb8 26. h5 Re5 27. f4 Rxe4 28. dxe4 Qc3 29. Qe2 Rb2 30. Qd3 Qa5 31. a3 Qa4 32. Rdb1 Rc2 1/2-1/2

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.11.21"]
[Round "10"]
[White "Ossolinski, Ziemowit"]
[Black "Sypula, Krzysztof"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1802"]
[BlackElo "1671"]
[PlyCount "128"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 b6 8. 0-0 Bb7 9. f3 Nc6 10. Nc2 Bc5+ 11. Kh1 0-0 12. a3 Be7 13. Be3 d6 14. Na4 Nd7 15. b4 Nce5 16. Qd4 Bf6 17. Rad1 b5 18. Qxd6 Qxd6 19. Rxd6 bxa4 20. f4 Bxe4 21. fxe5 Nxe5 22. Ne1 Rfd8 23. Bc5 Nd7 24. Bd4 Be7 25. c5 Bxd6 26. cxd6 Nf6 27. Rxf6 gxf6 28. Bc5 Rd7 29. Kg1 Rad8 30. Bxa6 Rxd6 31. Bxd6 Rxd6 32. Bb5 Rd1 33. Kf2 Ra1 34. Bxa4 Rxa3 35. Bd1 Ra2+ 36. Be2 Kf8 37. Ke3 Bb7 38. Nf3 e5 39. b5 Rb2 40. Nh4 Bd5 41. g3 Be6 42. Bd3 Rxh2 43. Be2 Rxe2+ 44. Kxe2 Bc4+ 45. Ke3 Bxb5 46. Nf5 Bd7 47. Nh4 f5 48. Nf3 f6 49. Nh4 Kf7 50. Kf3 Ke6 51. Ke3 Bc6 52. Kd3 Be4+ 53. Ke3 Kd5 54. Kf2 Kd4 55. Ke2 f4 56. gxf4 exf4 57. Kf2 Kd3 58. Nf3 Bxf3 59. Kxf3 h5 60. Kxf4 h4 61. Kg4 Ke3 62. Kxh4 Kf3 63. Kh3 f5 64. Kh2 Kf2 0-1

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.11.14"]
[Round "9"]
[White "Wilczynski, Adam"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1574"]
[BlackElo "1802"]
[PlyCount "59"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Nc3 Bc5 4. Bg2 Nf6 5. Nf3 d6 6. d3 h6 7. a3 a6 8. b4 Ba7 9. Bb2 0-0 10. 0-0 Bg4 11. h3 Be6 12. e3 Qc8 13. Kh2 Ne7 14. Rc1 Ng6 15. Nd2 c6 16. Nb3 Re8 17. Na5 Bb6 18. Nb3 Bc7 19. Nd2 Bb8 20. Nce4 Nxe4 21. Nxe4 Bc7 22. d4 Bxc4 23. Rxc4 d5 24. Rc1 dxe4 25. Bxe4 exd4 26. Bxg6 fxg6 27. Qxd4 Be5 28. Qc4+ Kh7 29. Bxe5 Rxe5 30. Kg2 1/2-1/2

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.11.06"]
[Round "8"]
[White "Ossolinski, Ziemowit"]
[Black "Jarmolowski, Tadeusz"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1802"]
[BlackElo "1662"]
[PlyCount "97"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. d4 Nf6 6. 0-0 0-0-0 7. c4 Qd7 8. d5 Qf5 9. Bd3 Qd7 10. Be2 Qf5 11. Nbd2 Bxf3 12. Nxf3 Ne5 13. Nd4 Qd7 14. f4 Ng6 15. f5 e5 16. fxe6 Qd6 17. Be3 Qe5 18. Qd3 Bd6 19. Nf3 Qh5 20. h3 Nf4 21. Bxf4 Bxf4 22. Nd4 Qe5 23. Rxf4 Qxf4 24. Rf1 Qg5 25. Qa3 a6 26. exf7 Qe5 27. Qd3 Rdf8 28. Rf5 Qe4 29. Qxe4 Nxe4 30. Bg4 Kb8 31. Ne6 Nd6 32. Nxf8 Rxf8 33. Rf2 Rxf7 34. Rxf7 Nxf7 35. Kf2 Nd6 36. Be2 Kc8 37. Bd3 g6 38. Ke3 Kd7 39. Kd4 Nf7 40. b4 c6 41. dxc6+ Kxc6 42. Be4+ Kb6 43. c5+ Kc7 44. Bd5 Nd8 45. a4 Nc6+ 46. Bxc6 Kxc6 47. Kc4 b5+ 48. axb5+ axb5+ 49. Kd4 1-0

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.10.31"]
[Round "7"]
[White "Iwaszkiewicz, Krzysztof"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1768"]
[BlackElo "1802"]
[PlyCount "64"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c6 4. Nd2 Bg4 5. Ngf3 Nbd7 6. Bd3 e6 7. 0-0 Be7 8. h3 Bh5 9. Qe2 0-0 10. c3 Re8 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bc2 Qb6 15. a4 Nd5 16. Bc1 Bg6 17. Bxg6 hxg6 18. Ne5 Bf6 19. Nd7 Qc7 20. Nxf6+ Nxf6 21. Bg5 e5 22. dxe5 Rxe5 23. Be3 Nd5 24. Qf3 Nxe3 25. fxe3 Rae8 26. Rae1 Qe7 27. Rf2 f6 28. Qg4 Qf7 29. Rd1 f5 30. Qd4 Rd5 31. c4 Rxd4 32. exd4 Qxc4 0-1

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.10.23"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Sloniewska, Alicja"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1802"]
[BlackElo "1582"]
[PlyCount "71"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h6 5. g4 Bc8 6. f4 e6 7. Be3 Qc7 8. Nc3 a6 9. Bh3 c5 10. Nf3 cxd4 11. Qxd4 Nd7 12. Na4 Rb8 13. Qc3 Qxc3+ 14. Nxc3 Bc5 15. Bxc5 Nxc5 16. b4 Nd7 17. Rb1 Ne7 18. Kf2 Nb6 19. Nd4 Nc4 20. b5 axb5 21. Ncxb5 0-0 22. Nd6 Nxd6 23. exd6 Ng6 24. Kg3 e5 25. fxe5 Nxe5 26. Rhe1 f6 27. Bg2 b6 28. Bxd5+ Kh7 29. Nc6 Nxc6 30. Bxc6 Rd8 31. Rbd1 Bb7 32. Bb5 Rbc8 33. d7 Ra8 34. Re8 Kg6 35. Rde1 Bd5 36. Bd3+ 1-0

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.10.17"]
[Round "5"]
[White "Kasperski, Marcin"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1638"]
[BlackElo "1802"]
[PlyCount "70"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nf3 d6 5. d3 h6 6. 0-0 Nf6 7. Nc3 a6 8. a3 0-0 9. b4 Ba7 10. e3 Be6 11. Qc2 Qc8 12. Rd1 Re8 13. Bb2 Ne7 14. Ne4 Nxe4 15. dxe4 a5 16. Bf1 Nc6 17. Bc3 Bg4 18. Be2 Qe6 19. Ne1 Bb6 20. Rdc1 h5 21. Qd1 Qg6 22. Bf3 Re6 23. Qd3 Rf6 24. Bg2 h4 25. f3 Qh6 26. c5 dxc5 27. bxc5 Bxc5 28. f4 Rd6 29. Bd4 Nxd4 30. exd4 Bxd4+ 31. Kf1 Bxa1 32. Qb1 Bd4 33. Qxb7 Rad8 34. Rxc7 Be6 35. Nc2 Rb6 0-1

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.10.10"]
[Round "4"]
[White "Ossolinski, Ziemowit"]
[Black "Tarka, Aleksandra"]
[Result "1/2-1/2"]
[ECO "B55"]
[WhiteElo "1802"]
[BlackElo "1715"]
[PlyCount "73"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 Be6 7. c4 Nbd7 8. Be3 Rc8 9. N1d2 Be7 10. Be2 0-0 11. 0-0 Nh5 12. Kh1 Bg5 13. Bf2 g6 14. Nc1 Nf4 15. b3 Nc5 16. g3 Nxe2 17. Qxe2 a5 18. Nd3 Qc7 19. Nb1 a4 20. Nxc5 dxc5 21. Nc3 axb3 22. axb3 Qb6 23. Qc2 Rfd8 24. Rfd1 Be7 25. Nb5 Bd7 26. Nc3 Bc6 27. Qb2 f5 28. Nd5 Bxd5 29. exd5 Bf6 30. Be1 e4 31. Bc3 Bxc3 32. Qxc3 Re8 33. Ra5 Qd6 34. Ra7 Qb8 35. Ra5 Qd6 36. Ra7 Qb8 37. Ra5 1/2-1/2

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.10.03"]
[Round "3"]
[White "Szukalski, Antoni"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A59"]
[WhiteElo "1727"]
[BlackElo "1802"]
[PlyCount "86"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. g3 Bg7 10. Kg2 0-0 11. Nf3 Ng4 12. h3 Ne5 13. Bf4 Nbd7 14. Nxe5 Nxe5 15. Qe2 Qa5 16. a3 Rfb8 17. Rac1 Qb6 18. Nd1 Qb3 19. Rc3 Qa4 20. Rc2 Nd7 21. Re1 Rb7 22. Bc1 Bd4 23. f4 Rb3 24. Rf1 Nf6 25. Nc3 Bxc3 26. Rxc3 Rxc3 27. bxc3 Nxe4 28. f5 Nxc3 29. Qf3 Qe4 30. fxg6 hxg6 31. Qxe4 Nxe4 32. Re1 f5 33. g4 Kf7 34. h4 Ra4 35. gxf5 gxf5 36. Rf1 Nf6 37. Rxf5 Rxh4 38. Bb2 Kg6 39. Rf3 Nxd5 40. Rg3+ Kf5 41. Rf3+ Nf4+ 42. Kf2 Rh2+ 43. Ke3 Re2# 0-1

[Event "Warsaw YMCA Autumn-B 221st"]
[Site "Warsaw"]
[Date "2019.09.27"]
[Round "2"]
[White "Ossolinski, Ziemowit"]
[Black "Wojnowski, Jan"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1802"]
[BlackElo "1676"]
[PlyCount "51"]
[EventDate "2019.09.20"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. Nc3 Qd7 6. h3 Bxf3 7. Bxf3 0-0-0 8. d3 Kb8 9. a4 e5 10. Be3 f5 11. Nb5 a6 12. 0-0 Nf6 13. Bxc6 Qxc6 14. Na3 Bd6 15. Nc4 f4 16. Bd2 g5 17. b4 g4 18. hxg4 Rdg8 19. b5 axb5 20. axb5 Qd5 21. Nxd6 cxd6 22. c4 Qxd3 23. Bb4 Qxd1 24. Rfxd1 Ne8 25. Rxd6 Kc7 26. b6+ 1-0

[Event "Mazowiec-chT 1718"]
[Site "Warsaw"]
[Date "2018.02.18"]
[Round "8.10"]
[White "Ossolinski, Ziemowit"]
[Black "Rodak, Przemyslaw"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "1858"]
[BlackElo "1790"]
[PlyCount "53"]
[EventDate "2017.12.03"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Qg4 g6 6. a3 Qa5 7. Bd2 Nc6 8. Nf3 cxd4 9. Nxd4 Nxe5 10. Qg3 f6 11. Nb3 Qb6 12. axb4 Ne7 13. Bd3 Bd7 14. 0-0 h5 15. Nc5 h4 16. Nxd7 Kxd7 17. Qf4 Nxd3 18. cxd3 Nf5 19. Na4 Qd8 20. Nc5+ Ke7 21. Nxb7 Qb6 22. Nc5 g5 23. Qg4 Nh6 24. Qe2 Nf5 25. Ra6 Qb8 26. Qxe6+ Kf8 27. Nd7+ 1-0

[Event "Mazowiec-chT 1718"]
[Site "Warsaw"]
[Date "2018.02.04"]
[Round "6.7"]
[White "Porada, Adam"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1858"]
[PlyCount "44"]
[EventDate "2017.12.03"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. d3 Nc6 4. Bf4 d5 5. e5 Nge7 6. Nf3 Ng6 7. Bg5 Qb6 8. Be2 Ngxe5 9. Nxe5 Nxe5 10. Qd2 h6 11. Bh4 Ng6 12. Bg3 Bd7 13. 0-0 Be7 14. Bg4 Bf6 15. Rab1 Qb4 16. a3 Qxg4 17. h3 Qg5 18. Qe2 Bd4 19. h4 Qxg3 20. h5 Nh4 21. Qg4 Qxg4 22. g3 Qxg3+ 0-1

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.18"]
[Round "9"]
[White "Czaplewska, Klara"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1934"]
[BlackElo "1798"]
[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. d4 Nf6 2. g3 d5 3. Bg2 c6 4. Nf3 g6 5. 0-0 Bg7 6. b3 0-0 7. Bb2 Bf5 8. Nbd2 Qc8 9. Ba3 Re8 10. Re1 Ne4 11. c4 e6 12. Rc1 Nd7 13. Nh4 Qd8 14. Nxf5 exf5 15. Bb2 h5 16. Nf3 g5 17. Qd3 Nf8 18. cxd5 cxd5 19. Rc2 Ng6 20. Rec1 g4 21. Nd2 Bh6 22. e3 h4 23. Nxe4 dxe4 24. Qb5 f4 25. gxf4 h3 26. Bf1 Nh4 27. Qh5 Re6 28. Rc7 Rg6 29. f5 Nf3+ 30. Kh1 Qd6 31. Rc8+ Bf8 32. Qxg6+ fxg6 33. Bc4+ Kh7 0-1

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.17"]
[Round "8"]
[White "Ossolinski, Ziemowit"]
[Black "Milewski, Karol"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "1798"]
[BlackElo "1747"]
[PlyCount "147"]
[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. f3 a6 6. c4 e6 7. Be3 Be7 8. Nc3 0-0 9. Be2 Bd7 10. 0-0 Nc6 11. Nc2 Rb8 12. Qd2 Qc7 13. Rac1 Rfc8 14. Rfd1 Ne5 15. Nd4 Nc6 16. Bf1 Nxd4 17. Bxd4 Bc6 18. Qf2 Nd7 19. b4 b6 20. Nd5 Bxd5 21. cxd5 Qb7 22. dxe6 fxe6 23. a3 b5 24. Qa2 Nf8 25. g3 Kh8 26. Rxc8 Rxc8 27. Bh3 Rc4 28. Bf1 Rc8 29. Bh3 Rc4 30. Bf1 Rc8 31. a4 Bd8 32. axb5 axb5 33. Qe2 Rc4 34. Qb2 Rxd4 35. Rxd4 Bf6 36. Qf2 Bxd4 37. Qxd4 Qc6 38. Qd3 Nd7 39. Qxb5 Qc7 40. Bc4 Nf6 41. Bxe6 g6 42. Qe2 Qb6+ 43. Kg2 Qxb4 44. Bc4 Qc5 45. Bd3 Kg7 46. Qb2 Qe5 47. Qxe5 dxe5 48. f4 exf4 49. gxf4 Nh5 50. Kf3 Kf6 51. e5+ Kf7 52. Ke4 Ng7 53. Be2 Nf5 54. Bf1 Ne7 55. Bh3 h6 56. Bd7 Kf8 57. h4 h5 58. Bh3 Kf7 59. Kd4 Ng8 60. Kd5 Ke7 61. Ke4 Kf7 62. Kd4 Ne7 63. Kc5 Ng8 64. Kd6 Ne7 65. Kd7 Kf8 66. Be6 g5 67. hxg5 Ng6 68. Bf5 Nxf4 69. Be4 h4 70. g6 Kg7 71. e6 Nxe6 72. Kxe6 h3 73. Kf5 h2 74. Kg5 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.16"]
[Round "7"]
[White "Bartoszewicz, Marcin"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1875"]
[BlackElo "1798"]
[PlyCount "89"]
[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 a6 5. Nc3 Qc7 6. Bd3 Bc5 7. Nb3 Be7 8. 0-0 Nf6 9. Kh1 b5 10. Qe2 d6 11. f4 Nbd7 12. g4 Nc5 13. g5 Nfd7 14. Bd2 Bb7 15. Nd4 Nb6 16. Rae1 d5 17. e5 Nc4 18. Bc1 Qb6 19. b3 Nxd3 20. Qxd3 Bc5 21. Nce2 Rc8 22. Kg1 Na5 23. Be3 Nc6 24. a3 b4 25. a4 a5 26. Rf3 Nxd4 27. Nxd4 Ba6 28. Qd2 Qc7 29. Rf2 Qb6 30. f5 0-0 31. f6 g6 32. Qd1 Rfd8 33. Qg4 Qc7 34. Qf4 Rd7 35. h4 Re8 36. h5 Bxd4 37. Bxd4 Rb8 38. Re3 Rb7 39. Ref3 Kf8 40. Qe3 Ke8 41. hxg6 fxg6 42. f7+ Rxf7 43. Rxf7 Qxf7 44. Rxf7 Rxf7 45. Bb6 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.15"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Kwasniewski, Pawel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1798"]
[BlackElo "1702"]
[PlyCount "71"]
[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 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 dxc4 6. Bxc4 e6 7. Nf3 Be7 8. Nc3 Nd7 9. Be3 Nb6 10. Bb3 Nh6 11. Bxh6 Rxh6 12. Qd2 Bb4 13. a3 Be7 14. g3 Qd7 15. Ng5 Rh8 16. Rd1 Bg4 17. Ne2 Nd5 18. Rc1 Qd8 19. Ng1 Rc8 20. f3 Bf5 21. Ne4 Kd7 22. Ne2 Qb6 23. Ba2 Rcg8 24. Bb1 Qb3 25. N2c3 Nxc3 26. Rxc3 Qb6 27. Nc5+ Kc7 28. Bxf5 exf5 29. Rb3 Bxc5 30. Rxb6 Bxb6 31. Qf4 Kd8 32. Rh2 g6 33. Rd2 Kc8 34. d5 cxd5 35. Rxd5 Rd8 36. Qc4+ 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.14"]
[Round "5"]
[White "Kalejta, Arkadiusz"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1677"]
[BlackElo "1798"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bc5 7. Nb3 Be7 8. Qg4 Nf6 9. Qxg7 Rg8 10. Qh6 b5 11. Bf4 d6 12. Bg3 Bb7 13. f3 Nbd7 14. Qd2 Nh5 15. 0-0-0 e5 16. Kb1 Nb6 17. Na5 Bc8 18. Nd5 Nxd5 19. exd5 Bg5 20. Qe1 f5 21. Nb3 Kf8 22. Bh4 Bh6 23. Rg1 Nf4 24. Bf1 Bb7 25. g3 Nxd5 26. f4 Rc8 27. Bh3 Qxc2+ 28. Ka1 Re8 29. Rg2 Ne3 30. Rgd2 Qxd1+ 31. Rxd1 Nc2+ 32. Kb1 Nxe1 33. Rxe1 Be4+ 0-1

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.13"]
[Round "3"]
[White "Kaniak, Justyna"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1901"]
[BlackElo "1798"]
[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. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Qb6 5. Bd3 Bd7 6. 0-0 cxd4 7. Nbd2 Nc6 8. a3 g6 9. Re1 a5 10. h4 Bg7 11. Nf1 Nge7 12. N1h2 h5 13. Rb1 0-0 14. g4 hxg4 15. Nxg4 Qc7 16. Nf6+ Kh8 17. Bg5 Nf5 18. Bxf5 exf5 19. h5 Be6 20. h6 Rfc8 21. hxg7+ Kxg7 22. Kg2 Rh8 23. Qd2 f4 24. Rh1 Ne7 25. Qxf4 Nf5 26. Nxd4 Rag8 27. Nxf5+ gxf5 28. Bh6+ Rxh6 29. Qxh6# 1-0

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.13"]
[Round "4"]
[White "Ossolinski, Ziemowit"]
[Black "Bogdanov, Ignat"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "1798"]
[BlackElo "2078"]
[PlyCount "86"]
[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 dxc4 4. Nc3 e6 5. Bf4 Bd6 6. Bxd6 cxd6 7. Qa4+ Bd7 8. Qxc4 0-0 9. e3 Nc6 10. Be2 Rc8 11. Qb3 Na5 12. Qb4 Bc6 13. 0-0 Bxf3 14. Bxf3 d5 15. Rac1 Nc4 16. Rfd1 Qd7 17. Rb1 Rc6 18. Na4 b6 19. b3 Nd6 20. Be2 Rfc8 21. f3 Rc2 22. Ba6 R8c7 23. Rd2 Nf5 24. Nc5 R2xc5 25. dxc5 Rxc5 26. Kf2 Qc7 27. Qf4 Nd6 28. Bd3 e5 29. Qa4 e4 30. Be2 exf3 31. gxf3 Nde4+ 32. fxe4 Nxe4+ 33. Ke1 g5 34. Qa6 Nxd2 35. Kxd2 Rc2+ 36. Ke1 Rxe2+ 37. Kxe2 Qc2+ 38. Kf3 Qxb1 39. Qc8+ Kg7 40. Qc3+ Kg6 41. Qc6+ Kh5 42. Qd7 Qe4+ 43. Kg3 g4 0-1

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.12"]
[Round "2"]
[White "Ossolinski, Ziemowit"]
[Black "Janiszewski, Maciej"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "1798"]
[BlackElo "2095"]
[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 e6 3. c4 c5 4. cxd5 exd5 5. Nc3 Nc6 6. Bf4 Nf6 7. e3 Bg4 8. Be2 Be7 9. 0-0 0-0 10. h3 Bh5 11. Rc1 c4 12. Ne5 Bxe2 13. Qxe2 Rc8 14. Rfd1 a6 15. Qf3 b5 16. Nxc6 Rxc6 17. a3 Qd7 18. Be5 Rd8 19. Bxf6 Rxf6 20. Qe2 Rg6 21. Kh1 Re8 22. Qf3 Rg5 23. Rd2 Rf5 24. Qg4 h5 25. Qg3 Bd6 26. Qh4 Re6 27. Rcd1 Rg6 28. f4 Be7 29. Qf2 Re6 30. Qf3 b4 31. axb4 Bxb4 32. g4 hxg4 33. hxg4 Bxc3 34. gxf5 Rh6+ 35. Rh2 Rxh2+ 36. Kxh2 Bxb2 37. f6 g6 38. Qe2 c3 39. Qxa6 Qd8 40. Qc6 Kf8 41. Re1 Qe8 42. Qxe8+ Kxe8 43. Re2 Kd7 44. Kg2 Ke6 45. Kf3 Kf5 46. Rc2 Ba1 47. Rc1 Bb2 48. Rc2 Ba1 49. Rc1 1/2-1/2

[Event "Suwalki Warakomska Memorial-B 1st"]
[Site "Suwalki"]
[Date "2017.08.11"]
[Round "1"]
[White "Hrymowicz, Artur"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2015"]
[BlackElo "1798"]
[PlyCount "50"]
[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 a6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 d5 8. exd5 exd5 9. Be2 0-0 10. 0-0 h6 11. Bf3 Bxc3 12. Qxc3 dxc4 13. Qxc4 Nbd7 14. Bf4 Nb6 15. Qc5 Nbd7 16. Qc3 Qb6 17. Rac1 a5 18. a3 Re8 19. Bc7 Qa6 20. Rfe1 Nf8 21. Rxe8 Nxe8 22. Be2 Qf6 23. Bxa5 Ng6 24. Qe3 Bd7 25. Bf3 Nd6 1-0

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.30"]
[Round "9.21"]
[White "Oborski, Artur"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1947"]
[BlackElo "1738"]
[PlyCount "73"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 Be7 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 c5 12. b3 b6 13. Bb2 Bb7 14. Ne5 Qc7 15. dxc5 Qxc5 16. Qe2 Rad8 17. Rad1 Qa5 18. a3 Bxa3 19. Ra1 Rd2 20. Qe3 Bc5 21. Qg3 Rxf2 22. Rxf2 Qd2 23. Kf1 Bxf2 24. Qxf2 Qg5 25. h4 Bxg2+ 26. Qxg2 Qxh4 27. Nf3 Qf4 28. Be5 Qh6 29. Ke2 Rd8 30. Rh1 Nh5 31. Rxh5 Rd2+ 32. Nxd2 Qxh5+ 33. Nf3 g6 34. Qf1 Qg4 35. Qd1 Qg2+ 36. Ke3 f6 37. Qd8+ 1-0

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.29"]
[Round "8.15"]
[White "Ossolinski, Ziemowit"]
[Black "Sanz Wawer, Daniel"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "1738"]
[BlackElo "2027"]
[PlyCount "174"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. 0-0 Be7 8. Be3 a6 9. Kh1 0-0 10. f4 d6 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Qg3 Rad8 15. Rae1 Bc6 16. Bf3 Qb7 17. b4 Ne8 18. Nd1 Bf6 19. e5 dxe5 20. Bxc6 Qxc6 21. Bc5 exf4 22. Qxf4 Nd6 23. Nf2 Bc3 24. Ne4 Nxe4 25. Rxe4 f5 26. Re2 Rfe8 27. h3 Qd5 28. Ref2 Qe5 29. Qf3 Qf6 30. Qb7 Ra8 31. Rd1 Red8 32. Rdf1 Re8 33. Rd1 Red8 34. Rdf1 Qf7 35. Qc6 Qd7 36. Qf3 Bf6 37. Re2 g6 38. Qb3 Re8 39. Rfe1 Kf7 40. Qe3 Rad8 41. Bb6 Rb8 42. Bc5 Qc6 43. Qh6 Bg7 44. Qe3 Rbd8 45. Rd2 Rxd2 46. Qxd2 Qd5 47. Qe2 Rd8 48. a4 Qc4 49. Qf3 Qd5 50. Qe2 Bc3 51. Rf1 bxa4 52. Qxa6 Ra8 53. Qe2 a3 54. Rd1 Qxd1+ 55. Qxd1 a2 56. Qd7+ Kg8 57. Qxe6+ Kh8 58. Kh2 a1Q 59. Bd6 Bd4 60. Kg3 Qc3+ 61. Kh2 Qe3 62. Qxe3 Bxe3 63. c4 f4 64. b5 Rc8 65. c5 Bxc5 66. Bxf4 Bb6 67. Bd6 Bc7 68. Bxc7 Rxc7 69. b6 Rb7 70. Kg3 Rxb6 71. Kg4 Kg7 72. h4 Kf6 73. g3 Rb4+ 74. Kh3 h5 75. Kg2 Kf5 76. Kf3 Rb3+ 77. Kf2 Kg4 78. Kg2 Rb2+ 79. Kf1 Kxg3 80. Ke1 Kf3 81. Kd1 Ke3 82. Kc1 Rh2 83. Kd1 Rg2 84. Kc1 Kd3 85. Kb1 Kc3 86. Ka1 Kb3 87. Kb1 Rg1# 0-1

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.28"]
[Round "7.15"]
[White "Pniaczek, Marek"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "C04"]
[WhiteElo "1981"]
[BlackElo "1738"]
[PlyCount "106"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. exd5 exd5 6. Bd3 Qe7+ 7. Qe2 Qxe2+ 8. Bxe2 Bf5 9. c3 Bd6 10. 0-0 0-0 11. Nh4 Bc2 12. Nb3 h6 13. Be3 Ne7 14. Nc5 Bxc5 15. dxc5 Nf5 16. Nxf5 Bxf5 17. f3 Rfe8 18. Kf2 Nd7 19. Rad1 c6 20. Rfe1 a5 21. g4 Be6 22. Bd4 a4 23. f4 Nf6 24. Bxf6 gxf6 25. Rd4 Ra5 26. Rb4 Bc8 27. a3 Kg7 28. Bd1 Rxe1 29. Kxe1 Rxc5 30. Rxa4 f5 31. gxf5 Bxf5 32. Be2 b6 33. Rb4 Ra5 34. Rxb6 Bd7 35. Kd2 Ra4 36. Rb4 Ra8 37. Rb7 Be8 38. Bg4 Ra4 39. Rb4 Ra7 40. Rb8 Re7 41. Bf5 Kf6 42. Bc2 h5 43. b4 h4 44. a4 Ke6 45. a5 Kd6 46. a6 f6 47. Rd8+ Ke6 48. a7 Rxa7 49. Rxe8+ Re7 50. Rxe7+ Kxe7 51. Ke3 Kd7 52. Kd4 Kd6 53. Bf5 Kc7 1-0

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.27"]
[Round "6.21"]
[White "Ossolinski, Ziemowit"]
[Black "Sapinski, Sebastian"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1738"]
[BlackElo "1371"]
[PlyCount "104"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Bd3 Bc6 6. Ne2 Bxe4 7. Bxe4 c6 8. g3 Nf6 9. Bg2 Qc7 10. 0-0 Nbd7 11. a4 Be7 12. Bf4 Bd6 13. b4 Nd5 14. Bxd6 Qxd6 15. b5 0-0 16. c4 N5f6 17. Qb3 Rac8 18. Rfd1 Rfd8 19. a5 cxb5 20. Qxb5 Rc7 21. c5 Qe7 22. Bxb7 Rb8 23. a6 Nd5 24. Qa5 N7f6 25. Nc3 Nxc3 26. Qxc3 Nd5 27. Qf3 Rd8 28. Rab1 Qe8 29. Qb3 Qe7 30. Qc4 g6 31. Qb3 Kg7 32. Qf3 Kg8 33. Rd3 Qg5 34. h4 Qe7 35. Qe4 Nf6 36. Qe3 Ng4 37. Qf4 Nf6 38. Rf3 Nd5 39. Bxd5 Rxd5 40. Rb8+ Rd8 41. Qxf7+ Qxf7 42. Rxd8+ Kg7 43. Rxf7+ Kxf7 44. Kg2 Ke7 45. Rh8 Kf6 46. Kf3 e5 47. d5 Rxc5 48. Rxh7 Rxd5 49. Rxa7 Ra5 50. Ra8 Kf7 51. a7 Ra4 52. Rh8 e4+ 1-0

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.26"]
[Round "5.9"]
[White "Karolczuk, Iwo"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "1540"]
[BlackElo "1738"]
[PlyCount "108"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Bb4 7. f3 d5 8. Nxc6 bxc6 9. cxd5 exd5 10. Qa4 Qb6 11. a3 Bxc3+ 12. bxc3 0-0 13. Qb4 dxe4 14. Qxb6 axb6 15. Kf2 Re8 16. c4 exf3 17. gxf3 Bf5 18. Be3 c5 19. Rg1 Nd7 20. Be2 Bg6 21. Ra2 Ne5 22. Rd1 Nc6 23. Rd6 Nb4 24. Rad2 Nc2 25. Bf4 Nd4 26. Rxb6 Rxa3 27. Rbb2 Bh5 28. Rd3 Nxe2 29. Rxe2 Rxe2+ 30. Kxe2 Rxd3 31. Kxd3 Bxf3 32. Bd6 f6 33. Bxc5 Kf7 34. Kd4 Ke6 35. Bb4 h5 36. Ke3 Bc6 37. Be1 Kf5 38. Bg3 Kg4 39. Kf2 g5 40. Kg1 Kf3 41. Bd6 f5 42. Be7 g4 43. h3 g3 44. Bc5 f4 45. Bd4 Bd7 46. c5 Bxh3 47. c6 Be6 48. c7 Kg4 49. Kh1 h4 50. c8Q Bxc8 51. Kg2 h3+ 52. Kh1 h2 53. Kg2 Bb7+ 54. Kf1 h1Q+ 0-1

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.25"]
[Round "4.27"]
[White "Ossolinski, Ziemowit"]
[Black "Dzida, Kamil"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1738"]
[BlackElo "1796"]
[PlyCount "92"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Nbd2 b5 8. a4 c6 9. Qc2 Bb7 10. b3 cxb3 11. Nxb3 Nbd7 12. Bd2 Rc8 13. Rfd1 bxa4 14. Rxa4 c5 15. Ba5 Qe8 16. Raa1 Bd5 17. Nxc5 Nxc5 18. dxc5 Bxc5 19. Qb2 Rb8 20. Qc1 Qb5 21. e3 Rfc8 22. Qd2 Qb7 23. Ne1 h6 24. Bc3 Bxg2 25. Bxf6 Bh3 26. Bc3 Bg4 27. Rdb1 Qxb1 28. Rxb1 Rxb1 29. Kg2 Bf5 30. Kf3 Bb6 31. Ba5 Rcc1 32. Bxb6 axb6 33. Qd8+ Kh7 34. g4 Bg6 35. Ng2 Rc2 36. Nf4 Rbb2 37. Nh3 b5 38. Qh4 b4 39. Kf4 b3 40. Ke5 Rd2 41. g5 Rd5+ 42. Kf4 h5 43. Kf3 Rbd2 44. e4 R5d3+ 45. Kg2 b2 46. Nf4 Bxe4+ 0-1

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.24"]
[Round "3.3"]
[White "Ossolinski, Ziemowit"]
[Black "Czopor, Maciej"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1738"]
[BlackElo "2105"]
[PlyCount "64"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d5 5. d4 0-0 6. Be3 Nbd7 7. Qc1 Re8 8. Re1 e5 9. Nxe5 Nxe5 10. dxe5 Rxe5 11. Bd4 Re8 12. Nd2 Be6 13. c3 c6 14. a4 Qd6 15. e4 Nxe4 16. Nxe4 dxe4 17. Bxg7 Kxg7 18. Rxe4 Bf5 19. Rd4 Qf6 20. Rb4 Re7 21. Qf4 Rae8 22. h3 g5 23. Qd4 Qxd4 24. cxd4 Rd8 25. a5 Rd6 26. Rc1 Bd3 27. Rc5 h6 28. d5 cxd5 29. Rxd5 Rxd5 30. Bxd5 Ba6 31. Kg2 Re5 32. Bxb7 Bxb7+ 1/2-1/2

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.23"]
[Round "2.27"]
[White "Kosior, Jan"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1340"]
[BlackElo "1738"]
[PlyCount "80"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Bb4+ 5. Nc3 Nf6 6. Bd3 dxc4 7. Bxc4 0-0 8. Nf3 Bg4 9. Be3 Nc6 10. 0-0 Rb8 11. Be2 Re8 12. h3 Bh5 13. Re1 Ne4 14. Rc1 Bg6 15. Qb3 Bxc3 16. bxc3 Qd6 17. Bf1 Bf5 18. Kh1 h6 19. Qb5 Bd7 20. Qb1 f5 21. Bd3 b6 22. Nd2 Nxd2 23. Bxd2 Rf8 24. Bc4+ Kh8 25. Be2 Ne7 26. Bf3 Ng6 27. Qb3 Qf6 28. Qc4 c6 29. Qa4 Qd6 30. Qc2 Nh4 31. Qd1 Rbd8 32. Re5 Bc8 33. Be1 Be6 34. Qe2 Bg8 35. a4 Ng6 36. Re3 f4 37. Re5 Nxe5 38. dxe5 Qc5 39. e6 Rfe8 40. Bg4 Qd6 0-1

[Event "POL-chT U20"]
[Site "Szczyrk"]
[Date "2017.07.22"]
[Round "1.9"]
[White "Ossolinski, Ziemowit"]
[Black "Oglaza, Oskar"]
[Result "1-0"]
[ECO "A83"]
[WhiteElo "1738"]
[BlackElo "2197"]
[PlyCount "59"]
[EventDate "2017.07.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3 exf3 6. Nxf3 Bg7 7. Bc4 c6 8. Qd2 b5 9. Bd3 Bb7 10. Bh6 0-0 11. Bxg7 Kxg7 12. 0-0-0 Na6 13. h4 Nb4 14. h5 Nxd3+ 15. cxd3 Nxh5 16. Ne4 c5 17. Nxc5 Bxf3 18. gxf3 Rxf3 19. Rxh5 Qc7 20. Qh6+ Kf6 21. Qg5+ Kg7 22. Qxe7+ Kg8 23. Qxh7+ Kf8 24. Qh8+ Ke7 25. Rh7+ Kd6 26. Qe5+ Kc6 27. Qe4+ Kb6 28. Qxf3 Rc8 29. Kb1 g5 30. Rxd7 1-0

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.08"]
[Round "9"]
[White "Ossolinski, Ziemowit"]
[Black "Kujawa, Krzysztof"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1790"]
[BlackElo "1457"]
[PlyCount "51"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. g3 cxd4 4. Nxd4 Nc6 5. Bg2 d5 6. 0-0 e6 7. c4 Qb6 8. Nxc6 bxc6 9. Nc3 Bd7 10. Rb1 Qa6 11. cxd5 cxd5 12. e4 dxe4 13. Bg5 Rd8 14. Bxf6 gxf6 15. Qd4 Be7 16. Qxe4 h5 17. Rfe1 h4 18. Nd5 Qd6 19. Nxe7 Qxe7 20. Rbd1 h3 21. Bf1 Rb8 22. Rd2 Qc5 23. Red1 Bc6 24. Qf4 Rc8 25. Qxf6 Rh5 26. Rd8+ 1-0

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.07"]
[Round "8"]
[White "Warchol, Bartosz"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "1881"]
[BlackElo "1790"]
[PlyCount "82"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d5 6. cxd5 Nxd5 7. Bg2 c5 8. 0-0 cxd4 9. Nxd4 Nxc3 10. bxc3 Nc6 11. Nxc6 bxc6 12. Qxd8 Rxd8 13. Bxc6 Rb8 14. Be3 Ba6 15. Bxa7 Rbc8 16. Bf3 Rxc3 17. Rac1 Rd2 18. Rxc3 Bxc3 19. Rc1 Bf6 20. a4 Ra2 21. Bc6 Rxe2 22. Be3 Rb2 23. Kg2 e6 24. Rd1 Kg7 25. Bd4 Bxd4 26. Rxd4 Bb7 27. Bxb7 Rxb7 28. a5 Ra7 29. Ra4 Ra6 30. Kf3 Kf6 31. Ke4 Ke7 32. f4 Kd6 33. Ra2 h6 34. h4 h5 35. Kd4 Ra8 36. a6 Ra7 37. Ra3 f6 38. Ra2 Kc6 39. Re2 Kd6 40. Ra2 Kc6 41. Re2 Kd6 1/2-1/2

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.06"]
[Round "7"]
[White "Ossolinski, Ziemowit"]
[Black "Cisek, Kamil"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1790"]
[BlackElo "1405"]
[PlyCount "114"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. d4 exd4 6. Nxd4 Bd7 7. Nc3 Be7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Be3 0-0 11. Qf3 Qd7 12. h3 Rfd8 13. Rad1 Qe6 14. Rfe1 Nd7 15. Bc1 Bf6 16. a3 Ne5 17. Qg3 Qe7 18. Ne2 Rab8 19. Nd4 Qe8 20. b3 Ng6 21. Nf5 Qe5 22. Qxe5 Bxe5 23. Bd2 d5 24. Bb4 Bf6 25. Ba5 Be5 26. exd5 Rxd5 27. Rxd5 cxd5 28. Ne7+ Nxe7 29. Rxe5 Nc6 30. Rxd5 Nxa5 31. Rxa5 Rb7 32. f4 f6 33. Kf2 Kf7 34. Ke3 Ke6 35. Ke4 c6 36. Ra6 f5+ 37. Kd4 Kd6 38. b4 Re7 39. g3 Re4+ 40. Kd3 Re7 41. c4 h6 42. h4 g5 43. b5 gxf4 44. gxf4 Re4 45. Rxc6+ Kd7 46. Rxh6 Rxf4 47. Rh5 Ke6 48. a4 Ke5 49. a5 Rf3+ 50. Kc2 Kd4 51. b6 axb6 52. axb6 Kxc4 53. b7 Rb3 54. Rh7 Rb6 55. Rc7+ Kd4 56. h5 f4 57. h6 Kd5 1-0

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.06"]
[Round "6"]
[White "Wojnowski, Jan"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1505"]
[BlackElo "1790"]
[PlyCount "126"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d6 3. e4 Nbd7 4. Nf3 e5 5. Bg5 c6 6. Qd2 h6 7. Be3 Qc7 8. Be2 Be7 9. h3 Nb6 10. Nh2 Be6 11. 0-0 Nc4 12. Bxc4 Bxc4 13. Rfe1 0-0 14. b3 Ba6 15. f3 Rfd8 16. d5 cxd5 17. Nxd5 Nxd5 18. exd5 Rf8 19. a4 b6 20. c4 f5 21. Bf2 Bg5 22. Be3 Bxe3+ 23. Qxe3 f4 24. Qf2 Qc5 25. Re4 Bc8 26. Qxc5 bxc5 27. Nf1 Bf5 28. Ree1 Rab8 29. Nd2 Rb7 30. Ra3 Rfb8 31. Rc1 g5 32. Rc3 h5 33. Ne4 Bxe4 34. fxe4 Kg7 35. Kf2 Kg6 36. Kf3 a5 37. Rd3 Kh6 38. Kf2 h4 39. Rc3 Kh5 40. Rd3 g4 41. Rc3 Rg7 42. Ra1 Rbg8 43. Rg1 gxh3 44. Rxh3 Rg3 45. Kf1 f3 46. Rxg3 Rxg3 47. gxf3 Rxf3+ 48. Ke2 Rxb3 49. Rg8 Rb4 50. Rd8 Rxc4 51. Rxd6 Rxe4+ 52. Kf3 Rxa4 53. Re6 e4+ 54. Ke3 Rd4 55. Re5+ Kg6 56. d6 Rxd6 57. Rxc5 Ra6 58. Kxe4 a4 59. Kf4 a3 60. Rc1 a2 61. Ra1 Ra4+ 62. Kf3 Kf5 63. Kg2 Ke5 0-1

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.05"]
[Round "5"]
[White "Ossolinski, Ziemowit"]
[Black "Strzelecki, Maciej"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1790"]
[BlackElo "1683"]
[PlyCount "88"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 Be7 7. c4 a5 8. Be3 a4 9. Nc1 Qa5+ 10. Qd2 Nc6 11. Qxa5 Rxa5 12. Na3 0-0 13. Ne2 Be6 14. Nc3 Nd7 15. Be2 Nc5 16. Rd1 Nb4 17. 0-0 f5 18. exf5 Bxf5 19. Bxc5 dxc5 20. Nd5 Bg5 21. Nxb4 cxb4 22. Nb5 Be3+ 23. Kh1 b3 24. a3 Rxb5 25. cxb5 Rc8 26. Bd3 Bxd3 27. Rxd3 Bc1 28. Rd5 Bxb2 29. b6 Bxa3 30. Rb5 Rc1 31. Rxc1 Bxc1 32. Kg1 a3 33. Rxb3 a2 34. Kf2 a1Q 35. Rd3 Qa2+ 36. Kg3 Bf4+ 37. Kh3 Qe6+ 38. g4 Qh6+ 39. Kg2 Qxh2+ 40. Kf1 Bg3 41. Rd8+ Kf7 42. Rd7+ Ke6 43. Rd2 Qxd2 44. Kg1 Qf2+ 0-1

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.04"]
[Round "4"]
[White "Grochol, Kamil"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "1675"]
[BlackElo "1790"]
[PlyCount "80"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. c4 Nc6 7. Nxc6 dxc6 8. 0-0 e5 9. Be3 Be6 10. Qe2 Nf6 11. Nc3 Ng4 12. Bc1 Bc5 13. h3 Nf6 14. Be3 Bxe3 15. Qxe3 0-0 16. Rac1 Rad8 17. Rfd1 Qa5 18. b3 Nh5 19. Na4 Nf4 20. Bf1 Bc8 21. Qb6 Qxb6 22. Nxb6 Ne6 23. Nxc8 Rxc8 24. g3 Rcd8 25. Kg2 Rfe8 26. b4 Nd4 27. c5 Kf8 28. Bc4 Nb5 29. Bxb5 axb5 30. f3 Ke7 31. Kf2 Rxd1 32. Rxd1 Ra8 33. Rd2 Ra4 34. Rb2 Ke6 35. g4 h6 36. h4 Kd7 37. g5 hxg5 38. hxg5 Ke6 39. Kg3 g6 40. Kg4 Ke7 1/2-1/2

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.03"]
[Round "2"]
[White "Kopaczewski, Adam"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2035"]
[BlackElo "1790"]
[PlyCount "107"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 Nf6 7. Bg2 Bc5 8. 0-0 d6 9. h3 0-0 10. Bg5 Nbd7 11. Qd2 h6 12. Be3 Ne5 13. Qe2 Bd7 14. f4 Nc6 15. Nb3 Bxe3+ 16. Qxe3 e5 17. fxe5 Ne8 18. Nd5 Qd8 19. exd6 Nxd6 20. Nb6 Be6 21. Nxa8 Qxa8 22. Kh2 Nc4 23. Qc3 Qa7 24. Rfe1 Rd8 25. Rad1 Rxd1 26. Rxd1 Qf2 27. Rf1 Qe2 28. Nc1 Qe3 29. Qxe3 Nxe3 30. Rf3 Nxc2 31. Rc3 N2d4 32. b3 Nb5 33. Rc5 Kf8 34. e5 Nbd4 35. Nd3 Ke7 36. Be4 g5 37. g4 Kd7 38. Kg2 Ke7 39. Kf2 Kd8 40. Ke3 Kd7 41. Bxc6+ Nxc6 42. Ke4 Ke7 43. Rc1 Kd7 44. Nc5+ Kc7 45. Nxe6+ fxe6 46. Rf1 Ne7 47. Rf6 Kd7 48. Rxh6 Nd5 49. a3 b5 50. Rg6 a5 51. Rxg5 b4 52. axb4 axb4 53. h4 Ne7 54. Rg7 1-0

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.03"]
[Round "3"]
[White "Ossolinski, Ziemowit"]
[Black "Niedbala, Bartlomiej"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1790"]
[BlackElo "1635"]
[PlyCount "96"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Nd7 7. cxd5 cxd5 8. Nge2 Be7 9. Ng3 Bg6 10. Bb5 a6 11. Bxd7+ Qxd7 12. Bg5 Rc8 13. Qd2 b5 14. Rc1 Bd8 15. Bxd8 Qxd8 16. 0-0 Rb8 17. Qg5 Qxg5 18. hxg5 Ne7 19. f4 h4 20. Nge2 Nf5 21. Kf2 Kd7 22. Rh1 Rhc8 23. Rcd1 Bh5 24. Rhe1 Ng3 25. Rc1 b4 26. Na4 Nxe2 27. Nc5+ Kd8 28. Rxe2 Bxe2 29. Kxe2 Ke7 30. Rh1 a5 31. b3 Rh8 32. Rh3 Rbc8 33. Kf3 f6 34. exf6+ gxf6 35. Ke2 fxg5 36. Re3 g4 37. Rxe6+ Kf7 38. Ra6 h3 39. Nd7 Rce8+ 40. Kf2 h2 41. Ne5+ Rxe5 42. dxe5 h1Q 43. Ra7+ Ke6 44. Rxa5 Rh2 45. Ra6+ Kf5 46. Ke3 Qc1+ 47. Kf2 Qd2+ 48. Kf1 Rh1# 0-1

[Event "POL Olympiad U14"]
[Site "Drzonkow"]
[Date "2017.04.02"]
[Round "1"]
[White "Ossolinski, Ziemowit"]
[Black "Ciesielski, Maciej"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1790"]
[BlackElo "1424"]
[PlyCount "85"]
[EventDate "2017.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. a3 Nc6 7. Nc3 Nge7 8. Be3 g6 9. Be2 Bg7 10. 0-0 b6 11. Rc1 Be5 12. Nf3 Bg7 13. Qd2 Ne5 14. Nd4 N5c6 15. Rfd1 0-0 16. Bf1 Bb7 17. Na4 Rfd8 18. Nxc6 Qxc6 19. Nxb6 Rab8 20. f3 f5 21. Bd3 Ba8 22. c5 Qc7 23. b4 fxe4 24. Nxa8 Rxa8 25. Bxe4 Rab8 26. Bg5 Nf5 27. Bxf5 exf5 28. Bxd8 Rxd8 29. Qd5+ Kh8 30. Qd6 Qa7 31. Qb6 Qa8 32. Qc7 Bb2 33. Rc2 Bxa3 34. Rxd7 Rxd7 35. Qxd7 a5 36. Re2 axb4 37. Re7 Qf8 38. Re8 Qxe8 39. Qxe8+ Kg7 40. c6 b3 41. c7 b2 42. Qb5 Bc5+ 43. Kf1 1-0

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2017.02.05"]
[Round "10.4"]
[White "Ossolinski, Ziemowit"]
[Black "Jarmuzynska, Kamila"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "1792"]
[BlackElo "1746"]
[PlyCount "32"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Bd3 a6 8. Nce2 Qb4+ 9. c3 Qxb2 10. Nh3 c5 11. a4 Nc6 12. Rb1 Qa3 13. Ra1 Qb2 14. Rb1 Qa3 15. Ra1 Qb2 16. Rb1 Qa3 1/2-1/2

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2017.01.29"]
[Round "7.10"]
[White "Baranska, Monika"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "A59"]
[WhiteElo "1778"]
[BlackElo "1792"]
[PlyCount "76"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. g3 Bg7 10. Kg2 0-0 11. Nf3 Nbd7 12. a4 Ng4 13. Qe2 Qc8 14. Nd2 Ngf6 15. Nc4 Ne8 16. Nb5 Nc7 17. Nxc7 Qxc7 18. Qc2 Rfb8 19. Bd2 Ne5 20. Nxe5 Bxe5 21. Bc3 Bxc3 22. bxc3 Ra5 23. Rhb1 Rba8 24. Ra2 Qa7 25. Rba1 Qa6 26. h4 h5 27. f4 Qc4 28. Ra3 f5 29. Kf3 Kf7 30. Qe2 Qxe2+ 31. Kxe2 e6 32. dxe6+ Kxe6 33. exf5+ gxf5 34. c4 Kd7 35. Kd2 R8a7 36. Kc3 Ra8 37. Kd2 R8a7 38. Kc3 Ra8 1/2-1/2

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2017.01.29"]
[Round "8.10"]
[White "Ossolinski, Ziemowit"]
[Black "Bartczak, Hanna"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1792"]
[BlackElo "1514"]
[PlyCount "43"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Nbd7 5. Nf3 e5 6. dxe5 dxe5 7. fxe5 Ng4 8. e6 fxe6 9. Ng5 Ndf6 10. Qxd8+ Kxd8 11. Nf7+ Ke8 12. Nxh8 Bc5 13. Be2 e5 14. h3 Ne3 15. Bxe3 Bxe3 16. Bc4 Ke7 17. Nf7 Be6 18. Nxe5 Bd4 19. Bxe6 Kxe6 20. Nf3 Bxc3+ 21. bxc3 Nxe4 22. 0-0 1-0

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2017.01.15"]
[Round "5.15"]
[White "Ossolinski, Ziemowit"]
[Black "Czorniej, Antonina"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1792"]
[BlackElo "1531"]
[PlyCount "113"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Nd7 7. Qb3 Qc7 8. cxd5 exd5 9. Bf4 f6 10. Nf3 0-0-0 11. Be2 fxe5 12. dxe5 Nc5 13. Qd1 Ne6 14. Bd3 Bg4 15. Bg3 Bb4 16. 0-0 Ne7 17. Rc1 Bxc3 18. Rxc3 Rhf8 19. Be2 Nf5 20. Ng5 Nxg5 21. hxg5 Nxg3 22. Rxg3 Qxe5 23. Bxg4+ hxg4 24. Qxg4+ Kb8 25. b3 d4 26. Rd3 Rf4 27. Qg3 Re4 28. Qxe5+ Rxe5 29. Rfd1 c5 30. f4 Re2 31. R1d2 Rde8 32. Kf1 R2e4 33. g3 Kc7 34. Kf2 Kd6 35. Rf3 b5 36. g4 c4 37. Kg3 Kd5 38. f5 Re3 39. Rxe3 Rxe3+ 40. Kf2 c3 41. Rc2 b4 42. Rc1 Re4 43. Kf3 d3 44. f6 Re8 45. f7 Rf8 46. Ke3 d2 47. Rf1 g6 48. a3 a5 49. axb4 axb4 50. Ke2 Ke6 51. Kd1 Rxf7 52. Rg1 Kd5 53. Kc2 Rf3 54. Ra1 Re3 55. Ra5+ Kd4 56. Ra1 Re1 57. Rxe1 0-1

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2017.01.15"]
[Round "6.15"]
[White "Sentowski, Sebastian"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1727"]
[BlackElo "1792"]
[PlyCount "87"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. h3 c5 4. e3 Nc6 5. c4 dxc4 6. Bxc4 cxd4 7. exd4 e6 8. 0-0 Bd6 9. Nc3 a6 10. d5 Na5 11. dxe6 fxe6 12. Bxe6 Bxe6 13. Re1 0-0 14. Rxe6 Bb4 15. Bg5 Bxc3 16. bxc3 Qxd1+ 17. Rxd1 Rac8 18. Bxf6 gxf6 19. Rd5 Nc6 20. Rd7 Rf7 21. Red6 Rcf8 22. Nd4 Nxd4 23. Rxd4 Rxd7 24. Rxd7 Rf7 25. Rxf7 Kxf7 26. Kf1 Ke6 27. Ke2 Kd5 28. Kd3 b5 29. f4 h5 30. g4 h4 31. a3 a5 32. g5 fxg5 33. fxg5 Ke5 34. g6 Kf6 35. Kd4 Kxg6 36. Kc5 Kf5 37. Kxb5 Kf4 38. c4 Kg3 39. c5 Kxh3 40. c6 Kg3 41. c7 h3 42. c8Q h2 43. Qc6 Kf2 44. Qh1 1-0

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2017.01.08"]
[Round "3.5"]
[White "Ossolinski, Ziemowit"]
[Black "Olowski, Tomasz"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1792"]
[BlackElo "1639"]
[PlyCount "87"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. c4 Nf6 4. Nbc3 g6 5. d3 Bg7 6. g3 0-0 7. Bg2 d6 8. h3 Bd7 9. 0-0 a6 10. f4 Rb8 11. g4 b5 12. cxb5 axb5 13. Ng3 b4 14. Nce2 Ne8 15. f5 Nc7 16. g5 Nb5 17. h4 Nbd4 18. Nxd4 Nxd4 19. Be3 b3 20. axb3 Rxb3 21. f6 Rxb2 22. fxg7 Kxg7 23. Rb1 Ra2 24. Rf2 Ra3 25. Bxd4+ cxd4 26. Qf1 Qa5 27. Rfb2 Qa6 28. Rb3 Be6 29. Rxa3 Qxa3 30. Bh3 Kg8 31. Bxe6 fxe6 32. Qe2 Qc5 33. Rf1 Rxf1+ 34. Nxf1 Qc1 35. Qd2 Qc5 36. Nh2 Qb5 37. Ng4 Qb1+ 38. Kg2 Kf7 39. Qf2+ Ke8 40. Qxd4 Qd1 41. Nf2 Qh5 42. Kg3 e5 43. Qa4+ Kf7 44. Qd1 1-0

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2016.12.11"]
[Round "1.14"]
[White "Ossolinski, Ziemowit"]
[Black "Kurpiewski, Slawomir"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "1792"]
[BlackElo "1983"]
[PlyCount "64"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. d3 Qf6 8. Be3 Bxf3 9. Qxf3 Qxf3 10. gxf3 Bd6 11. Nc3 Ne7 12. Ne2 Ng6 13. Kh2 f6 14. Kg3 Kf7 15. h4 Rag8 16. Kh3 Nf8 17. f4 exf4 18. Bxf4 g5 19. Bxd6 cxd6 20. hxg5 fxg5 21. a4 g4+ 22. Kg2 h4 23. f3 gxf3+ 24. Kxf3 Ne6 25. Rh1 Rg6 26. Rh2 Ke7 27. Rah1 Rf6+ 28. Ke3 Rfh6 29. Ng3 Ng7 30. Ne2 Ne6 31. Ng3 Ng7 32. Ne2 Ne6 1/2-1/2

[Event "Mazowiec-chT 1617"]
[Site "Warsaw"]
[Date "2016.12.11"]
[Round "2.14"]
[White "Suliborski, Artur"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1951"]
[BlackElo "1792"]
[PlyCount "80"]
[EventDate "2016.12.11"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nc6 5. g3 Nf6 6. Bg2 Bd6 7. 0-0 0-0 8. Re1 Bc7 9. c3 b6 10. e5 Nd7 11. d4 f6 12. exf6 Nxf6 13. Ne5 Ne7 14. f4 Nf5 15. Ndf3 Ne4 16. Rxe4 dxe4 17. Ng5 Bxe5 18. fxe5 h6 19. Nxe4 Rb8 20. Bh3 cxd4 21. Bxf5 Rxf5 22. cxd4 Qd5 23. Nd6 Bb7 24. Nxb7 Rxb7 25. Be3 Qe4 26. Qb3 Rbf7 27. Re1 Kh8 28. Bf2 Qd5 29. Qxd5 exd5 30. Re2 Rc7 31. h3 Kg8 32. Be3 Rf8 33. h4 Rfc8 34. Rf2 Rc2 35. Rf5 Rxb2 36. e6 Rcc2 37. Bf2 Re2 38. Rxd5 Rxf2 39. Rd8+ Kh7 40. e7 Rfe2 0-1

[Event "Polanica Zdroj op-C 52nd"]
[Site "Polanica Zdroj"]
[Date "2016.08.28"]
[Round "3"]
[White "Knapik, Julia"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1627"]
[BlackElo "1878"]
[PlyCount "77"]
[EventDate "2016.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5 8. Be3 cxd4 9. Bxd4 Be7 10. Qe2 0-0 11. 0-0-0 Nd5 12. g3 Bd7 13. Ne5 Be8 14. h4 Qc8 15. Kb1 f6 16. Ng4 Bc6 17. f3 Bd6 18. Bf2 a5 19. c4 Nb4 20. Bxh7+ Kxh7 21. Rxd6 e5 22. Ne3 e4 23. f4 Qc7 24. Rd2 Rfd8 25. Rhd1 Re8 26. f5 Nd3 27. g4 Kg8 28. g5 Qf4 29. gxf6 Nxf2 30. Rg1 Qxh4 31. Rxg7+ Kf8 32. Qxf2 Qxf6 33. Rg6 Qh8 34. Qf4 Qh1+ 35. Kc2 Ba4+ 36. b3 Re7 37. Rdg2 Ra6 38. Rg8+ Kf7 39. R2g7+ 1-0

[Event "Polanica Zdroj op-C 52nd"]
[Site "Polanica Zdroj"]
[Date "2016.08.28"]
[Round "7"]
[White "Kozubal, Aleksandra"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1687"]
[BlackElo "1878"]
[PlyCount "115"]
[EventDate "2016.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 Bb7 6. Nc3 axb5 7. Bxb5 Qa5 8. Bd2 Qb6 9. Bc4 d6 10. Nge2 Nbd7 11. f4 g6 12. 0-0 Bg7 13. Rb1 0-0 14. a3 Rfb8 15. Qc1 Qd8 16. e4 Nb6 17. Ba2 Ba6 18. Re1 Bd3 19. Ng3 Bxb1 20. Qxb1 Na4 21. Nxa4 Rxa4 22. Qc2 Ra7 23. Bc3 Qb6 24. Kh1 Ng4 25. e5 c4 26. Re2 dxe5 27. fxe5 Rab7 28. h3 Nh6 29. Bxc4 Rc7 30. b3 Rbc8 31. Qd3 Qb8 32. a4 Rb7 33. Bd4 Rb4 34. a5 Qa8 35. Bb6 Qb8 36. d6 Rxb6 37. axb6 e6 38. Qd4 Bf8 39. Ra2 Rc6 40. Ne4 Nf5 41. Nf6+ Kg7 42. Qf2 Bxd6 43. exd6 Kxf6 44. g4 Rxd6 45. gxf5 Qb7+ 46. Kh2 exf5 47. Ra7 Qxb6 48. Rxf7+ Ke5 49. Qxb6 Rxb6 50. Rxh7 Kf4 51. Rh4+ Ke3 52. Rh6 Kf2 53. h4 f4 54. h5 g5 55. Rxb6 g4 56. Bd5 g3+ 57. Kh1 f3 58. Bxf3 1-0

[Event "Polanica Zdroj op-C 52nd"]
[Site "Polanica Zdroj"]
[Date "2016.08.28"]
[Round "9"]
[White "Nowosad, Jan"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1593"]
[BlackElo "1878"]
[PlyCount "55"]
[EventDate "2016.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. Nc3 Bb4 7. Bd2 Nf6 8. 0-0 Bc5 9. Nb3 Be7 10. Qe2 d6 11. Be3 Nbd7 12. f4 b5 13. a3 Bb7 14. Rad1 Nc5 15. Qf3 0-0 16. f5 d5 17. exd5 Nxd3 18. Rxd3 Nxd5 19. Bd4 Nf6 20. Qe2 Bc8 21. Bxf6 Bxf6 22. Ne4 Bxb2 23. f6 g6 24. Qd2 Bxf6 25. Nxf6+ Kg7 26. Rh3 h5 27. Rxh5 Qb6+ 28. Kh1 1-0

[Event "Polanica Zdroj op-C 52nd"]
[Site "Polanica Zdroj"]
[Date "2016.08.28"]
[Round "6"]
[White "Ossolinski, Ziemowit"]
[Black "Kwasniak, Kacper"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1878"]
[BlackElo "1617"]
[PlyCount "159"]
[EventDate "2016.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. c4 g6 4. Nbc3 Bg7 5. g3 Nf6 6. Bg2 h5 7. d3 h4 8. gxh4 Rxh4 9. Ng3 d6 10. Bg5 Rh7 11. Qd2 Bh3 12. Bxh3 Rxh3 13. Nce2 Ne5 14. Ng1 Rh8 15. f4 Nc6 16. Bxf6 Bxf6 17. Nf3 Qb6 18. Rb1 0-0-0 19. 0-0 Rh3 20. Qg2 Rdh8 21. Ne2 Nb4 22. e5 dxe5 23. fxe5 Bg7 24. Nf4 R3h6 25. a3 Na6 26. Qg4+ Kb8 27. e6 f5 28. Qg3 Qd6 29. Rfe1 Nc7 30. b4 Bf6 31. Nd5 Qxg3+ 32. hxg3 Nxd5 33. cxd5 Rd8 34. Ne5 Rxd5 35. Nd7+ Rxd7 36. exd7 Kc7 37. bxc5 Bd4+ 38. Kg2 Rh8 39. Rxe7 Rd8 40. a4 Bxc5 41. Rg7 b6 42. Rh1 Rxd7 43. Rhh7 Rxg7 44. Rxg7+ Kc6 45. Rxg6+ Kd5 46. Rg7 a5 47. Kf3 Ke5 48. Rh7 Kd4 49. Ke2 Ke5 50. Rh4 Be7 51. Rc4 Bc5 52. Kf3 Bg1 53. g4 fxg4+ 54. Kxg4 Kd5 55. Kf3 Bd4 56. Ke2 Bc5 57. Kd2 Bb4+ 58. Kc2 Be1 59. Kb3 Bg3 60. Rg4 Bf2 61. Rg8 Kd4 62. Rd8+ Kc5 63. Rf8 Bg3 64. Rg8 Bf2 65. Rg4 Be3 66. Kc3 Bc1 67. d4+ Kd5 68. Kd3 Bh6 69. Rh4 Bg7 70. Rh5+ Kc6 71. Kc4 Bf8 72. d5+ Kd7 73. Kb5 Bc5 74. Rh6 Kc7 75. Rc6+ Kb7 76. d6 Bf2 77. d7 Bh4 78. Rc8 Be7 79. d8Q Ka7 80. Qd7# 1-0

[Event "Polanica Zdroj op-C 52nd"]
[Site "Polanica Zdroj"]
[Date "2016.08.28"]
[Round "8"]
[White "Ossolinski, Ziemowit"]
[Black "Madajczak, Jakub"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1878"]
[BlackElo "1511"]
[PlyCount "60"]
[EventDate "2016.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. c4 g6 4. Nbc3 Bg7 5. g3 Nf6 6. Bg2 0-0 7. d3 d6 8. h3 Nd7 9. 0-0 Nd4 10. Nxd4 Bxd4 11. Bh6 Bg7 12. Bxg7 Kxg7 13. f4 Nb8 14. g4 Nc6 15. Ne2 e5 16. f5 Qg5 17. Qc1 Qxc1 18. Rfxc1 Bd7 19. Kf2 Be8 20. Nc3 Nd4 21. Nd5 Bc6 22. Ne3 g5 23. Bf3 f6 24. h4 h6 25. h5 Kf7 26. Bd1 a5 27. a4 b6 28. b3 Rfc8 29. Nf1 Rab8 30. Nd2 Ra8 1/2-1/2

[Event "Polanica Zdroj op-C 52nd"]
[Site "Polanica Zdroj"]
[Date "2016.08.28"]
[Round "5"]
[White "Socko, Weronika"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "1627"]
[BlackElo "1878"]
[PlyCount "97"]
[EventDate "2016.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 d5 5. Nc3 Nc6 6. cxd5 exd5 7. dxc5 Bxc5 8. Be2 0-0 9. 0-0 Bf5 10. Bd3 Bg4 11. h3 Bh5 12. Be2 Rc8 13. a3 Bg6 14. Bd3 Ne4 15. Qc2 Nxc3 16. Qxc3 d4 17. Qxc5 Bxd3 18. Re1 b6 19. Qh5 Bg6 20. Qh4 Qxh4 21. Nxh4 Rfd8 22. Nxg6 fxg6 23. exd4 Nxd4 24. Rb1 Rc2 25. Be3 Nf5 26. Bg5 Rf8 27. Rec1 Rfc8 28. Rxc2 Rxc2 29. Kf1 Kf7 30. Bf4 Nd4 31. Be3 Nb3 32. Ke1 Rc7 33. Rd1 Rc2 34. Rd7+ Kg8 35. Rxa7 Rxb2 36. Rb7 Na1 37. Kd1 Rb1+ 38. Ke2 Rb2+ 39. Kf3 Nc2 40. Rxb6 Rxb6 41. Bxb6 Nxa3 42. Bc5 Nb5 43. g4 Kf7 44. Ke4 Nc7 45. Ke5 Ne6 46. Be3 g5 47. Kf5 h6 48. Ke5 Nf8 49. Kf5 1/2-1/2

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.31"]
[Round "9.10"]
[White "Oglaza, Oskar"]
[Black "Ossolinski, Ziemowit"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2107"]
[BlackElo "1845"]
[PlyCount "63"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Be3 Nd5 8. Qd2 Bd7 9. Be2 Nxe3 10. Qxe3 Qf6 11. 0-0 Bd6 12. Ne5 Rd8 13. Nxd7 Rxd7 14. c3 0-0 15. g3 b6 16. Bb5 Re7 17. Bc6 e5 18. dxe5 Rxe5 19. Qf3 Rf5 20. Qg2 h5 21. Be4 Rb5 22. f4 h4 23. Qe2 Rc5 24. Rae1 Qh6 25. Kg2 g6 26. Qf3 Qg7 27. Re3 hxg3 28. hxg3 Rh5 29. Ree1 Rd8 30. Rh1 Rxh1 31. Rxh1 Bc5 32. Rd1 1/2-1/2

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.30"]
[Round "8.22"]
[White "Ossolinski, Ziemowit"]
[Black "Jobda, Rafal"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1845"]
[BlackElo "1566"]
[PlyCount "187"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Ne7 6. Nxe5 Qd4 7. Qh5 g6 8. Qg5 Bg7 9. Nd3 f5 10. e5 c5 11. b3 b6 12. Bb2 Qg4 13. Qe3 Bb7 14. f3 Qh4 15. g3 Qh6 16. Qxh6 Bxh6 17. Na3 0-0-0 18. Rad1 Rhe8 19. Nc4 Nc6 20. Ne3 Nb4 21. Nxb4 cxb4 22. f4 Bf8 23. Kf2 b5 24. Rfe1 Bc5 25. d4 Bb6 26. c4 bxc3 27. Bxc3 Be4 28. Re2 h6 29. Ng4 Bb7 30. Nf6 Re6 31. Red2 c6 32. Bb4 a5 33. Bc5 Kc7 34. Rc1 Bxc5 35. Rxc5 Kb6 36. Ke3 b4 37. a3 bxa3 38. Ra2 Re7 39. Rxa3 Ra8 40. Ra4 Rf8 41. Kd3 Ba6+ 42. Kc3 Bb5 43. Ra1 Rd8 44. h3 g5 45. fxg5 hxg5 46. g4 fxg4 47. hxg4 Rh8 48. Rd1 Rh2 49. Rd2 Rh1 50. Kb2 Rh4 51. Rc3 Rh8 52. d5 Rd8 53. e6 Rd6 54. Kc2 Ka6 55. Re3 Kb7 56. Ne4 Rxd5 57. Nd6+ Ka6 58. Rxd5 cxd5 59. Nf5 Rh7 60. e7 Rh8 61. Nd6 Be8 62. Re6 Ka7 63. Nf5 Kb7 64. Rd6 Kc7 65. Rd8 Rh2+ 66. Kc3 Rh8 67. Ng7 Rh3+ 68. Kb2 Rh2+ 69. Ka3 Bc6 70. e8Q Bxe8 71. Rxe8 Rg2 72. Re5 Rxg4 73. Rxd5 Kb6 74. Ne6 Rh4 75. Rxg5 Ka6 76. Nc5+ Kb6 77. Na4+ Ka6 78. Rg6+ Ka7 79. Nb2 Rf4 80. Nc4 Rf5 81. Ka4 Rf4 82. Kxa5 Rf5+ 83. Kb4 Rh5 84. Ka3 Rh3 85. Rg4 Rf3 86. Ka4 Rf5 87. b4 Rh5 88. Rg6 Rf5 89. b5 Rf1 90. Rg7+ Kb8 91. Kb4 Rf5 92. Na5 Rh5 93. b6 Rh8 94. Nc6+ 1-0

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.29"]
[Round "7.16"]
[White "Oleksy, Krzysztof1111"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "1569"]
[BlackElo "1845"]
[PlyCount "70"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 g6 7. g3 Bg7 8. Bg2 d6 9. e4 Ba6 10. Nc3 0-0 11. Nge2 Nbd7 12. f4 Qb6 13. 0-0 c4+ 14. Qd4 Nc5 15. Kh1 Nfxe4 16. Qg1 Nxc3 17. Nxc3 Qc7 18. Re1 Bc8 19. h3 Bf5 20. g4 Bc2 21. Qe3 Rfb8 22. Re2 Bd3 23. Re1 Nb3 24. axb3 Rxa1 25. bxc4 Bxc4 26. f5 Ra5 27. fxg6 hxg6 28. h4 Qd7 29. Qf4 Bxc3 30. bxc3 Bxd5 31. Bxd5 Rxd5 32. Rf1 Qe6 33. Be3 Re5 34. Rf3 Re4 35. Qh6 Qxg4 0-1

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.28"]
[Round "6.16"]
[White "Ossolinski, Ziemowit"]
[Black "Gorkiewicz, Mateusz"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1845"]
[BlackElo "1562"]
[PlyCount "147"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Ne7 6. Nxe5 Qd4 7. Qh5 g6 8. Qg5 Bg7 9. Nd3 f5 10. e5 Qg4 11. Qxg4 fxg4 12. Re1 b6 13. b3 Bf5 14. Nf4 0-0-0 15. d3 Rhe8 16. Nc3 Ng8 17. Bb2 Bxe5 18. Nfe2 c5 19. Ng3 Re6 20. Na4 Bxb2 21. Nxb2 Rde8 22. Rxe6 Rxe6 23. Nc4 Re8 24. Kf1 Nf6 25. Ne3 Bd7 26. a4 a5 27. Re1 Kd8 28. Rd1 Kc8 29. Ne2 Rd8 30. Nf4 Bc6 31. Re1 Re8 32. Rd1 Rd8 33. Ne2 Rd7 34. Nc4 Rd8 35. Nc3 Bb7 36. Re1 Ba6 37. Re6 Nd5 38. Nxd5 Rxd5 39. Ne5 Kd8 40. c4 Rd6 41. Rxd6+ cxd6 42. Nxg4 Ke7 43. Ne3 Bb7 44. f3 Ke6 45. Kf2 Ke5 46. Nc2 d5 47. Ke3 d4+ 48. Ke2 Kf5 49. Na3 Ke6 50. Nb5 Ke5 51. Na3 Ke6 52. Nb1 Kf5 53. Nd2 Ke5 54. Nf1 Kf4 55. g3+ Kf5 56. Nd2 Ke5 57. Ne4 h6 58. h4 Ba6 59. Nf2 h5 60. Nh3 Kf5 61. Ng5 Bc8 62. Ne4 Ba6 63. Kf2 Ke5 64. g4 Kf4 65. gxh5 gxh5 66. Nf6 Bc8 67. Nxh5+ Kf5 68. Kg3 Bd7 69. Nf4 Ke5 70. Nh3 Bf5 71. Nf2 Kf6 72. Kf4 Bh7 73. Ne4+ Kg6 74. Ke5 1-0

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.27"]
[Round "5.22"]
[White "Kosior, Jan1111"]
[Black "Ossolinski, Ziemowit"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1524"]
[BlackElo "1845"]
[PlyCount "82"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 dxc4 6. Bxc4 Nf6 7. 0-0 0-0 8. Nc3 Bg4 9. Bg5 Be7 10. Re1 h6 11. Bh4 Nbd7 12. h3 Bh5 13. Qd3 Kh8 14. Ne5 Nxe5 15. dxe5 Ng8 16. Qxd8 Rfxd8 17. Bg3 Bb4 18. Re3 Ne7 19. Nb5 Nf5 20. Rb3 Bc5 21. Nxc7 Rac8 22. Nb5 a6 23. Nd6 Bxd6 24. exd6 Nxg3 25. Bxa6 bxa6 26. Rxg3 Rxd6 27. Ra3 Rc2 28. Rf1 Rxb2 29. Ra5 Bg6 30. a3 Ra2 31. h4 Rdd2 32. Rxa6 Bd3 33. Ra8+ Kh7 34. g3 Bxf1 35. Kxf1 Rxf2+ 36. Kg1 Rg2+ 37. Kf1 Rxg3 38. Re8 Raxa3 39. Re2 Raf3+ 40. Ke1 Re3 41. Rxe3 Rxe3+ 0-1

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.26"]
[Round "4.10"]
[White "Ossolinski, Ziemowit"]
[Black "Pytel, Maciej"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1845"]
[BlackElo "2000"]
[PlyCount "129"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Bxd2+ 6. Nbxd2 d6 7. Bg2 0-0 8. 0-0 e5 9. e4 a5 10. Qc2 Nc6 11. Qc3 Bg4 12. d5 Nb8 13. h3 Bd7 14. Rfe1 h6 15. b3 b6 16. a3 Nh7 17. b4 Ng5 18. Nxg5 Qxg5 19. Nf3 Qg6 20. c5 axb4 21. axb4 Rxa1 22. Qxa1 f5 23. c6 Bc8 24. b5 f4 25. g4 h5 26. g5 Bg4 27. h4 Qe8 28. Qc3 Qf7 29. Kh2 Kh8 30. Rg1 g6 31. Bh3 Bxh3 32. Kxh3 Qe8 33. Kg2 Qc8 34. Kf1 Kg8 35. Ke2 Na6 36. bxa6 Qxa6+ 37. Qd3 Qa2+ 38. Kf1 Ra8 39. Qe2 Qb3 40. Kg2 Ra3 41. Rf1 Qc3 42. Rb1 Kh7 43. Rb2 Qa5 44. Qd2 Qa8 45. Qb4 Ra4 46. Qe1 Qc8 47. Rb3 Qg4+ 48. Kh2 Ra2 49. Qg1 Qc8 50. Qg2 Kh8 51. Ng1 Qb8 52. Qf3 Qa8 53. Kg2 Qa4 54. Qd3 Kh7 55. Nf3 Kh8 56. Ne1 Qa8 57. Nc2 Qc8 58. Qh3 Qxh3+ 59. Rxh3 Rxc2 60. Ra3 Rc4 61. Ra8+ Kg7 62. Rc8 Rxe4 63. Rxc7+ Kf8 64. Rd7 Rc4 65. c7 1-0

[Event "POL-chT U20"]
[Site "Suchedniow"]
[Date "2016.07.25"]
[Round "3.28"]
[White "Czechowski, Jakub"]
[Black "Ossolinski, Ziemowit"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1634"]
[BlackElo "1845"]
[PlyCount "119"]
[EventDate "2016.07.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. c4 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bc2 c5 9. Be3 cxd4 10. Bxd4 Bb4+ 11. Bc3 Bxc3+ 12. bxc3 Qc7 13. Qe2 b5 14. Nf3 0-0 15. 0-0 bxc4 16. Ne5 Ba6 17. Rfd1 Rac8 18. g4 Nd5 19. g5 Nf4 20. Qe3 Ng6 21. Bxg6 hxg6 22. Rd7 Qc5 23. Qxc5 Rxc5 24. f4 Ra8 25. Rad1 Rf8 26. Rxa7 Bb5 27. a4 Be8 28. Rd4 f6 29. Nd7 Bxd7 30. Rdxd7 Rb8 31. Rxg7+ Kh8 32. Rh7+ Kg8 33. Rag7+ Kf8 34. gxf6 Rh5 35. Rf7+ Kg8 36. Rfg7+ Kf8 37. Rxh5 gxh5 38. Rc7 Ra8 39. Rxc4 Kf7 40. Kg2 Kxf6 41. Kf3 Ra5 42. Rb4 Kg6 43. h4 Kf6 44. Ke3 Ra8 45. c4 Ra5 46. Kd3 Kg6 47. Kd4 Rf5 48. c5 Rxf4+ 49. Kc3 Rf7 50. c6 Rc7 51. Rc4 Kf6 52. Kd4 Ke7 53. Kc5 Kd8 54. a5 Kc8 55. a6 Kb8 56. Kb6 Rc8 57. Rd4 e5 58. Rd6 e4 59. c7+ Rxc7 60. Rd8+ 1-0

