[Event "Bratislava exe op 2nd"]
[White "Osvald, Jakub"]
[Black "Kucera, Michal"]
[Site "Bratislava"]
[Round "9"]
[Result "1-0"]
[Date "2024.09.22"]
[ECO "D35"]
[WhiteElo "1619"]
[BlackElo "1904"]
[PlyCount "61"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Bg5 h6 6. Bh4 d5 7. e3 Nbd7 8. cxd5 exd5 9. Bd3 c6 10. Nge2 Re8 11. 0-0 Be7 12. f3 c5 13. Qd2 c4 14. Bc2 Nf8 15. Bg3 a6 16. Nf4 Ne6 17. Rad1 Nxf4 18. Bxf4 b5 19. e4 Bf8 20. e5 Nh7 21. Nxd5 Be6 22. Nc3 b4 23. Ne2 Bd5 24. Ng3 Rc8 25. Nf5 Qb6 26. Ne3 Red8 27. Nxd5 Rxd5 28. Qe3 Qa7 29. Bxh7+ Kxh7 30. Qe4+ g6 31. Qxd5 1-0

[Event "Bratislava exe op 2nd"]
[White "Pisarcik, Richard"]
[Black "Osvald, Jakub"]
[Site "Bratislava"]
[Round "8"]
[Result "1-0"]
[Date "2024.09.21"]
[ECO "B13"]
[WhiteElo "1824"]
[BlackElo "1619"]
[PlyCount "47"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Be7 8. 0-0 Qc7 9. Re1 0-0 10. a4 Bd7 11. Na3 a6 12. Bg5 Ne8 13. Qc2 h6 14. Bxe7 Nxe7 15. Ne5 Nc6 16. f4 Nd6 17. Re3 Nxe5 18. fxe5 Nc4 19. Rg3 b5 20. Rf1 Nxa3 21. Qc1 Kh8 22. Rf6 Rfe8 23. Qxh6+ Kg8 24. Qxg7# 1-0

[Event "Bratislava exe op 2nd"]
[White "Osvald, Jakub"]
[Black "Hoogeveen, Luuk"]
[Site "Bratislava"]
[Round "7"]
[Result "1-0"]
[Date "2024.09.20"]
[ECO "E81"]
[WhiteElo "1619"]
[BlackElo "1749"]
[PlyCount "47"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. Bxc5 Nc6 10. Nd5 e6 11. Ne7+ Nxe7 12. Bxe7 Re8 13. Bb4 Nd7 14. 0-0-0 a5 15. Be1 Nc5 16. b3 a4 17. b4 Nb3+ 18. axb3 axb3 19. Bd3 Ra1+ 20. Bb1 b5 21. c5 Bb7 22. Ne2 f5 23. Bc3 Ra6 24. Bxg7 1-0

[Event "Bratislava exe op 2nd"]
[White "Krivosik, Matus"]
[Black "Osvald, Jakub"]
[Site "Bratislava"]
[Round "6"]
[Result "1-0"]
[Date "2024.09.19"]
[ECO "D11"]
[WhiteElo "1820"]
[BlackElo "1619"]
[PlyCount "83"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 Bf5 5. 0-0 e6 6. c4 dxc4 7. a4 h6 8. Nbd2 Be7 9. Nxc4 Nbd7 10. a5 b5 11. Nce5 Rc8 12. Nxd7 Nxd7 13. Re1 Be4 14. Bf4 0-0 15. Nd2 Bxg2 16. Kxg2 Bb4 17. a6 Nf6 18. Qb3 Bxd2 19. Bxd2 Qxd4 20. Be3 Qd7 21. Red1 Qc7 22. Rd3 Rfd8 23. Rad1 Rd5 24. Rxd5 exd5 25. Qb4 Re8 26. Qc5 Nd7 27. Qc3 Nb8 28. Ra1 Nd7 29. Ra5 Rc8 30. Ra1 Ra8 31. Rc1 Rc8 32. Bd4 f6 33. e4 dxe4 34. Qb3+ Kh8 35. Qe6 Nb6 36. Qxe4 Nd5 37. Bc5 Qa5 38. Bxa7 Qxa6 39. Bd4 Qa8 40. Qe6 Qb7 41. Ra1 Qe7 42. Qxc8+ 1-0

[Event "Bratislava exe op 2nd"]
[White "Osvald, Jakub"]
[Black "Nosal, Tobias"]
[Site "Bratislava"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2024.09.18"]
[ECO "D35"]
[WhiteElo "1619"]
[BlackElo "1800"]
[PlyCount "64"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. a3 cxd4 8. cxd4 e5 9. d5 Bd6 10. Bb5+ Bd7 11. Bxd7+ Nxd7 12. Be3 0-0 13. Ne2 Nc5 14. Bxc5 Bxc5 15. 0-0 Rc8 16. Qd3 Qd7 17. Ng3 Bd4 18. Rac1 Rxc1 19. Rxc1 Rc8 20. Rc4 g6 21. Qc2 Rxc4 22. Qxc4 Bb6 23. Kf1 Qc7 24. Qxc7 Bxc7 25. a4 Kf8 26. Ne2 Ke7 27. Nc1 Kd6 28. Nd3 Bb6 29. Ke2 Bd4 30. Kd2 a6 31. Kc2 Ba7 32. Kb3 Bb6 1/2-1/2

[Event "Bratislava exe op 2nd"]
[White "Fabrici, Michal"]
[Black "Osvald, Jakub"]
[Site "Bratislava"]
[Round "4"]
[Result "0-1"]
[Date "2024.09.17"]
[ECO "B12"]
[WhiteElo "1704"]
[BlackElo "1619"]
[PlyCount "34"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. f4 Qa5+ 6. c3 e6 7. b4 Qd8 8. Nf3 a5 9. b5 Na7 10. Be3 Bd7 11. a4 Qc8 12. Qd4 Ne7 13. Bd3 Nac6 14. bxc6 Nxc6 15. Nbd2 Nxd4 16. cxd4 Be7 17. 0-0 0-0 0-1

[Event "Bratislava exe op 2nd"]
[White "Osvald, Jakub"]
[Black "Livnansky, Michal"]
[Site "Bratislava"]
[Round "3"]
[Result "0-1"]
[Date "2024.09.16"]
[ECO "D36"]
[WhiteElo "1619"]
[BlackElo "1805"]
[PlyCount "78"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 0-0 7. e3 c6 8. Bd3 h6 9. Bh4 Be6 10. Nf3 Nbd7 11. 0-0 Nb6 12. Ne5 Nc4 13. Nxc4 dxc4 14. Be2 b5 15. a4 Qd7 16. Bf3 Rac8 17. Rfd1 g5 18. Bg3 Bf5 19. e4 Bg6 20. Qd2 Bb4 21. Qe3 Bxc3 22. bxc3 g4 23. Be2 Nxe4 24. Qxh6 Nxc3 25. Be5 Nxe2+ 26. Kf1 f6 27. Qxg6+ Qg7 28. Qxg7+ Kxg7 29. Bxf6+ Rxf6 30. Kxe2 Re8+ 31. Kf1 b4 32. Rab1 a5 33. Re1 Rfe6 34. Rxe6 Rxe6 35. Rd1 c3 36. d5 cxd5 37. Re1 Rxe1+ 38. Kxe1 b3 39. Kd1 d4 0-1

[Event "Bratislava exe op 2nd"]
[White "Rezak, Milan"]
[Black "Osvald, Jakub"]
[Site "Bratislava"]
[Round "2"]
[Result "1-0"]
[Date "2024.09.15"]
[ECO "B01"]
[WhiteElo "1844"]
[BlackElo "1619"]
[PlyCount "40"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 c6 7. Bc4 e6 8. 0-0 Be7 9. Re1 0-0 10. h3 Qc7 11. Nh4 Bg6 12. Nxg6 hxg6 13. Bb3 Nbd7 14. Qf3 Bd6 15. Rac1 Kh7 16. Ne4 Nxe4 17. Rxe4 Rh8 18. Rh4+ Kg8 19. Rxh8+ Kxh8 20. Qxf7 Qd8 1-0

[Event "Bratislava exe op 2nd"]
[White "Osvald, Jakub"]
[Black "Cichon, Jakub"]
[Site "Bratislava"]
[Round "1"]
[Result "0-1"]
[Date "2024.09.14"]
[ECO "D35"]
[WhiteElo "1619"]
[BlackElo "2028"]
[PlyCount "60"]
[EventDate "2024.09.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 h6 7. Bh4 Bd6 8. e3 0-0 9. Nf3 Re8 10. Bd3 a5 11. h3 Na6 12. a3 g5 13. Bg3 Bxg3 14. fxg3 Rxe3+ 15. Kd2 Re8 16. Ne5 c5 17. Nf3 Qd6 18. Ne2 c4 19. Bf5 Ne4+ 20. Bxe4 dxe4 21. Ne1 b5 22. Kc1 Bf5 23. Rf1 Bg6 24. Qd1 b4 25. a4 Rad8 26. Nc2 e3 27. Qe1 b3 28. Na3 Nb4 29. Qc3 Na2+ 30. Rxa2 bxa2 0-1

[Event "Piestany Slovakia op-B"]
[White "Lickova, Anna"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "9"]
[Result "1/2-1/2"]
[Date "2024.07.17"]
[ECO "B84"]
[WhiteElo "1725"]
[BlackElo "1513"]
[PlyCount "82"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Be7 8. 0-0 0-0 9. Qd2 b5 10. a3 Bb7 11. Qd3 Qc7 12. f4 Nc6 13. g4 b4 14. Nxc6 Qxc6 15. axb4 Nxe4 16. Nxe4 Qxe4 17. Qxe4 Bxe4 18. c3 Bb7 19. Ra2 d5 20. Rfa1 Rfb8 21. Bxa6 Rxa6 22. Rxa6 Bxa6 23. Rxa6 h6 24. Ra2 Kf8 25. b5 Bd8 26. b4 Rxb5 27. Ra8 Ke8 28. Bd4 f6 29. Ra6 Kd7 30. Ra7+ Bc7 31. Kf1 Kc8 32. Ra8+ Rb8 33. Rxb8+ Kxb8 34. Be3 f5 35. gxf5 exf5 36. Ke2 Kb7 37. Kd3 Kc6 38. c4 dxc4+ 39. Kxc4 g5 40. fxg5 hxg5 41. Bxg5 Bxh2 1/2-1/2

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Rexova, Kristina"]
[Site "Piestany"]
[Round "8"]
[Result "1-0"]
[Date "2024.07.16"]
[ECO "D02"]
[WhiteElo "1513"]
[BlackElo "1527"]
[PlyCount "81"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Bd6 5. Ne5 Nbd7 6. Nd2 c5 7. c3 Qc7 8. Nxd7 Bxd7 9. Bxd6 Qxd6 10. Bd3 c4 11. Bc2 0-0 12. Nf3 g6 13. h4 b5 14. Ne5 Be8 15. Qf3 Nd7 16. Nxd7 Bxd7 17. Qf6 Rfe8 18. g4 Qe7 19. Qxe7 Rxe7 20. g5 Rf8 21. f4 Rb8 22. Rb1 Bc6 23. Kd2 Kg7 24. Rhf1 h6 25. h5 hxg5 26. fxg5 e5 27. hxg6 fxg6 28. Bxg6 Kxg6 29. Rf6+ Kxg5 30. Rxc6 exd4 31. Rg1+ Kf5 32. cxd4 Rbe8 33. Rg3 Ke4 34. Rcg6 Kf5 35. R3g5+ Ke4 36. Ke2 Rf8 37. Rh6 Rf2+ 38. Kxf2 Kd3 39. Rxd5 Rxe3 40. Re5 Rxe5 41. dxe5 1-0

[Event "Piestany Slovakia op-B"]
[White "Sajtlava, Igor"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "7"]
[Result "1/2-1/2"]
[Date "2024.07.15"]
[ECO "A25"]
[WhiteElo "1731"]
[BlackElo "1513"]
[PlyCount "32"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 Bb4 6. Nge2 d6 7. 0-0 0-0 8. d3 Be6 9. b3 Qe8 10. Bb2 Nh5 11. d4 Bd7 12. dxe5 dxe5 13. Nd5 Qc8 14. Nxb4 Nxb4 15. Bxe5 Rd8 16. Nd4 a6 1/2-1/2

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Prakash, Vaishnavi"]
[Site "Piestany"]
[Round "6"]
[Result "1/2-1/2"]
[Date "2024.07.14"]
[ECO "D02"]
[WhiteElo "1513"]
[BlackElo "1630"]
[PlyCount "36"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 c5 5. c3 Bd6 6. Ne5 Nc6 7. Nd2 0-0 8. Bd3 h6 9. Qf3 Qe7 10. Qh3 Bxe5 11. dxe5 Nh7 12. Nf3 d4 13. c4 f5 14. Qg3 g5 15. h4 Qg7 16. hxg5 hxg5 17. Bxg5 Nxg5 18. Nxg5 Nxe5 1/2-1/2

[Event "Piestany Slovakia op-B"]
[White "Benci, Jozef1"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "5"]
[Result "1-0"]
[Date "2024.07.13"]
[ECO "B80"]
[WhiteElo "1898"]
[BlackElo "1513"]
[PlyCount "93"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Qd2 0-0 9. 0-0-0 b5 10. g4 Bb7 11. h4 Nc6 12. h5 Nxd4 13. Bxd4 Rc8 14. Bg2 Nd7 15. Kb1 Bf6 16. Bxf6 Nxf6 17. g5 Ne8 18. Bh3 Qe7 19. Rhg1 Rd8 20. Ne2 e5 21. Ng3 g6 22. f4 exf4 23. Qxf4 f6 24. hxg6 hxg6 25. gxf6 Rxf6 26. Qe3 Bc8 27. Bxc8 Rxc8 28. Nh5 Re6 29. Nf4 Rxe4 30. Rxg6+ Ng7 31. Rxg7+ Kxg7 32. Qg3+ Kf7 33. Rh1 Ke8 34. Rh8+ Kd7 35. Qg4+ Qe6 36. Qg7+ Qe7 37. Qg4+ Qe6 38. Rh7+ Kc6 39. Qxe6 Rxe6 40. Nxe6 Re8 41. Nd4+ Kd5 42. c3 Kc5 43. Rc7+ Kd5 44. Ra7 Rc8 45. Rxa6 Rb8 46. Ra5 Kc4 47. Kc2 1-0

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Ostrozlik, Filip"]
[Site "Piestany"]
[Round "4"]
[Result "1-0"]
[Date "2024.07.12"]
[ECO "B07"]
[WhiteElo "1513"]
[BlackElo "1546"]
[PlyCount "43"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. 0-0-0 Nbd7 7. f3 Re8 8. g4 e5 9. dxe5 dxe5 10. Bh6 b6 11. Bxg7 Kxg7 12. Bb5 a6 13. Bc6 Rb8 14. g5 Ng8 15. Bxd7 Qxd7 16. Qxd7 Bxd7 17. Rxd7 Rbc8 18. Nd5 Red8 19. Rxd8 Rxd8 20. Nxc7 a5 21. Ne2 f6 22. Ne6+ 1-0

[Event "Piestany Slovakia op-B"]
[White "Simko, Jakub"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "3"]
[Result "1-0"]
[Date "2024.07.11"]
[ECO "B80"]
[WhiteElo "1750"]
[BlackElo "1513"]
[PlyCount "49"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 Nc6 9. 0-0-0 0-0 10. g4 e5 11. Nf5 Bxf5 12. gxf5 Qa5 13. Rg1 Rfd8 14. Bh6 g6 15. fxg6 hxg6 16. Bc4 d5 17. Nxd5 Qxd2+ 18. Rxd2 Kh7 19. Be3 Kg7 20. Rgd1 Rd7 21. Nxe7 Rxe7 22. Bg5 Rc7 23. Rd6 Ne8 24. Rd7 Rcc8 25. Bxf7 1-0

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Carnecky, Viliam"]
[Site "Piestany"]
[Round "2"]
[Result "1/2-1/2"]
[Date "2024.07.10"]
[ECO "D02"]
[WhiteElo "1513"]
[BlackElo "1769"]
[PlyCount "65"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bg6 6. 0-0 c5 7. c4 Nc6 8. Nc3 Be7 9. Bxg6 hxg6 10. cxd5 Nxd5 11. Bg3 cxd4 12. Nxd4 Bh4 13. Nxc6 bxc6 14. Nxd5 cxd5 15. Bxh4 Qxh4 16. h3 0-0 17. Qd2 Rfc8 18. Rac1 Qa4 19. a3 Qb3 20. Rfd1 Rcb8 21. Rc2 Rb7 22. Qd3 Rab8 23. Qxb3 Rxb3 24. Rdd2 Kf8 25. Kf1 Ke7 26. Rc7+ Kf6 27. Rxa7 Rxb2 28. Rxb2 Rxb2 29. f4 Kf5 30. Rxf7+ Ke4 31. Re7 Kxe3 32. Rxe6+ Kxf4 33. Rxg6 1/2-1/2

[Event "Piestany Slovakia op-B"]
[White "Stanko, Ivan"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "1"]
[Result "1-0"]
[Date "2024.07.09"]
[ECO "B22"]
[WhiteElo "1829"]
[BlackElo "1513"]
[PlyCount "73"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 Nf6 7. 0-0 e6 8. Re1 Be7 9. Be3 cxd4 10. Nxd4 Nxd4 11. Bxd4 Bxe2 12. Qxe2 0-0 13. Nd2 Rfd8 14. Nf3 Qf5 15. Ne5 Nd7 16. Nc4 Bc5 17. Rad1 Bxd4 18. Rxd4 Nf6 19. Nd6 Qg5 20. Nxf7 Kxf7 21. Qxe6+ Kg6 22. h4 Qf5 23. h5+ Qxh5 24. g4 Qg5 25. Re5 Qc1+ 26. Kg2 Rxd4 27. Qf5+ Kf7 28. cxd4 Re8 29. g5 Qc6+ 30. f3 Rxe5 31. dxe5 Qe6 32. Qf4 Qxa2 33. gxf6 Qxb2+ 34. Kg3 Qb6 35. Qc4+ Qe6 36. Qc7+ Kg8 37. Qxg7# 1-0

[Event "SVK-ch U18/20"]
[White "Osvald, Jakub"]
[Black "Richnak, Michal"]
[Site "Tatralandia"]
[Round "9"]
[Result "0-1"]
[Date "2024.04.12"]
[ECO "A03"]
[WhiteElo "1517"]
[BlackElo "1626"]
[PlyCount "64"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Bf5 4. b3 e6 5. Bb2 Bd6 6. g3 0-0 7. d3 Nc6 8. Nbd2 Ng4 9. Qe2 Nb4 10. Kd1 Nf6 11. e4 dxe4 12. dxe4 Nxe4 13. Nxe4 Be5+ 14. Kc1 Bxb2+ 15. Kxb2 Qd5 16. Nc3 Qc6 17. Rc1 Rfd8 18. Bg2 Qb6 19. a3 a5 20. Rhd1 Nd5 21. Nxd5 exd5 22. Nd4 Be6 23. Nxe6 fxe6 24. Qd2 c5 25. c3 c4 26. b4 axb4 27. cxb4 Ra4 28. Qd4 Qa6 29. Rc3 Ra8 30. Qe3 Rxb4+ 31. Ka2 Rb3 32. Re1 Qxa3# 0-1

[Event "SVK-ch U18/20"]
[White "Hulic, Michal"]
[Black "Osvald, Jakub"]
[Site "Tatralandia"]
[Round "8"]
[Result "0-1"]
[Date "2024.04.11"]
[ECO "D02"]
[WhiteElo "1575"]
[BlackElo "1517"]
[PlyCount "28"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 Bd6 5. Ne5 0-0 6. c3 c5 7. Bd3 Qc7 8. Nd2 Nfd7 9. Qh5 g6 10. Qg4 Bxe5 11. dxe5 Nxe5 12. Bxe5 Qxe5 13. f4 Qxe3+ 14. Be2 e5 0-1

[Event "SVK-ch U18/20"]
[White "Loffay, Pavol"]
[Black "Osvald, Jakub"]
[Site "Tatralandia"]
[Round "7"]
[Result "1-0"]
[Date "2024.04.10"]
[ECO "A03"]
[WhiteElo "1803"]
[BlackElo "1517"]
[PlyCount "103"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 c5 4. Bb5+ Bd7 5. Bxd7+ Nbxd7 6. b3 g6 7. Bb2 Bg7 8. Qe2 0-0 9. 0-0 Nb8 10. d3 Nfd7 11. Bxg7 Kxg7 12. Nbd2 f5 13. Ng5 Qb6 14. Kh1 h6 15. Nh3 Qf6 16. e4 dxe4 17. dxe4 e5 18. Nc4 Nc6 19. Rad1 Nd4 20. Qe3 b5 21. fxe5 Nxe5 22. Nxe5 Qxe5 23. c3 Ne6 24. Rd7+ Rf7 25. Rxf7+ Kxf7 26. Qxh6 Rh8 27. Qe3 Rh4 28. Qd2 Qxe4 29. Re1 Qc6 30. Rxe6 Kxe6 31. Ng5+ Ke7 32. Qe1+ Re4 33. Nxe4 Qxe4 34. Qxe4+ fxe4 35. Kg1 a5 36. Kf2 Ke6 37. Ke3 Kd5 38. a3 c4 39. b4 axb4 40. axb4 Ke5 41. g3 Kf5 42. Kd4 Kg4 43. Kxe4 Kh3 44. Kd5 Kxh2 45. Kc5 Kxg3 46. Kxb5 Kf2 47. Kxc4 g5 48. b5 g4 49. b6 g3 50. b7 g2 51. b8Q g1Q 52. Qb6+ 1-0

[Event "SVK-ch U18/20"]
[White "Osvald, Jakub"]
[Black "Rak, Martin"]
[Site "Tatralandia"]
[Round "6"]
[Result "0-1"]
[Date "2024.04.09"]
[ECO "B07"]
[WhiteElo "1517"]
[BlackElo "2221"]
[PlyCount "68"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 h6 6. Bc4 Nc6 7. f3 a6 8. Bb3 Nd7 9. Nge2 Na5 10. Be3 b5 11. f4 Nb6 12. a4 Nbc4 13. Qc1 Nxb3 14. cxb3 Nxe3 15. Qxe3 b4 16. Nd1 0-0 17. 0-0 Bg4 18. Rf2 c5 19. d5 Re8 20. h3 Bxe2 21. Qxe2 Bd4 22. Ne3 e6 23. Rf3 exd5 24. exd5 Ra7 25. Re1 Rae7 26. Qd2 Re4 27. Re2 Qe7 28. Kf2 f5 29. Qd3 Kh8 30. Re1 Qh4+ 31. Kf1 Qxe1+ 32. Kxe1 Rxe3+ 33. Rxe3 Rxe3+ 34. Qxe3 Bxe3 0-1

[Event "SVK-ch U18/20"]
[White "Bucor, Mark"]
[Black "Osvald, Jakub"]
[Site "Tatralandia"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2024.04.08"]
[ECO "B80"]
[WhiteElo "1884"]
[BlackElo "1517"]
[PlyCount "71"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g3 Be7 7. Bg2 0-0 8. 0-0 Bd7 9. Be3 Nc6 10. Qe2 a6 11. Rad1 Nxd4 12. Bxd4 Bc6 13. f4 Qc7 14. h3 e5 15. Be3 Rad8 16. Kh2 b5 17. a3 Qb7 18. Bg1 exf4 19. Rxf4 Ne8 20. Nd5 Nf6 21. Nxe7+ Qxe7 22. Bd4 Nd7 23. Qd2 Ne5 24. b3 f6 25. Rf2 Qb7 26. Re2 Rd7 27. Qf4 Rfd8 28. Red2 Ng6 29. Qf5 Re7 30. Re2 Qd7 31. Qf2 Rde8 32. Bc5 Bxe4 33. Bxe4 Rxe4 34. Rxe4 Rxe4 35. Rxd6 Qe8 36. Rd2 1/2-1/2

[Event "SVK-ch U18/20"]
[White "Osvald, Jakub"]
[Black "Volanek, Maros"]
[Site "Tatralandia"]
[Round "4"]
[Result "1/2-1/2"]
[Date "2024.04.07"]
[ECO "D02"]
[WhiteElo "1517"]
[BlackElo "1822"]
[PlyCount "58"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. c4 c6 6. Nc3 Bd6 7. Ne5 Bxe5 8. Bxe5 0-0 9. Be2 Re8 10. 0-0 dxc4 11. Bxc4 Nbd7 12. Bg3 a6 13. Bd3 Bxd3 14. Qxd3 Nb6 15. Rfd1 Nh5 16. Rd2 Nxg3 17. hxg3 Qe7 18. Rad1 Rad8 19. Qc2 Rd7 20. Ne4 Red8 21. Qb3 Nd5 22. Nc5 Rc7 23. e4 Nf6 24. Qb6 Rdc8 25. Qb3 Nd7 26. Nxd7 Rxd7 27. Qc3 Rcd8 28. b4 h6 29. Qc5 Qd6 1/2-1/2

[Event "SVK-ch U18/20"]
[White "Svorad, Tomas"]
[Black "Osvald, Jakub"]
[Site "Tatralandia"]
[Round "2"]
[Result "1-0"]
[Date "2024.04.06"]
[ECO "D78"]
[WhiteElo "1746"]
[BlackElo "1517"]
[PlyCount "79"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. b3 e6 8. Bb2 a6 9. a4 Bd7 10. Nc3 Qe8 11. a5 Bc8 12. Ba3 Nbd7 13. Bxf8 Bxf8 14. Qc2 b5 15. axb6 Nxb6 16. c5 Nbd7 17. b4 Rb8 18. Ra4 Qd8 19. Rfa1 Ne8 20. e4 Nc7 21. e5 Bg7 22. Nd2 f6 23. f4 f5 24. Nb3 Nf8 25. Na5 Qd7 26. Bf1 Kh8 27. Rb1 Nb5 28. Nxb5 axb5 29. Ra2 Kg8 30. Rba1 Ra8 31. Nb3 Rxa2 32. Rxa2 Qe8 33. Ra8 Qd7 34. Qa2 Qc7 35. Qa5 Qxa5 36. Nxa5 Bd7 37. Ra6 Kf7 38. Nxc6 Bxc6 39. Rxc6 Ke7 40. Rc7+ 1-0

[Event "SVK-ch U18/20"]
[White "Osvald, Jakub"]
[Black "Kulich, Daniel"]
[Site "Tatralandia"]
[Round "1"]
[Result "0-1"]
[Date "2024.04.05"]
[ECO "D02"]
[WhiteElo "1517"]
[BlackElo "1941"]
[PlyCount "100"]
[EventDate "2024.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. Nf3 Nc6 5. c3 e6 6. Nbd2 Be7 7. Bd3 Nh5 8. Ne5 Nxf4 9. exf4 Qb6 10. Nxc6 bxc6 11. Qb3 Qc7 12. Qa4 Bd7 13. Nf3 c4 14. Be2 c5 15. Qc2 cxd4 16. Nxd4 Qxf4 17. Qd2 Qxd2+ 18. Kxd2 0-0 19. Rhd1 Rfb8 20. Rab1 Bc5 21. Ke1 Ba4 22. Rd2 Rb6 23. Bd1 Bxd1 24. Rdxd1 Rab8 25. b4 cxb3 26. Nxb3 Bd6 27. g3 Be5 28. Rbc1 Rc6 29. Kd2 Rbc8 30. Nd4 Bxd4 31. cxd4 Rxc1 32. Rxc1 Rxc1 33. Kxc1 Kf8 34. Kc2 Ke7 35. f4 Kd6 36. Kc3 h6 37. Kb4 Kc6 38. Ka5 Kb7 39. a4 a6 40. Kb4 Kb6 41. a5+ Kc6 42. Ka4 f6 43. Kb4 h5 44. h4 Kd6 45. Kc3 e5 46. fxe5+ fxe5 47. dxe5+ Kxe5 48. Kd3 d4 49. Ke2 Ke4 50. Kd2 d3 0-1

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Livnansky, Tomas"]
[Site "Piestany"]
[Round "7"]
[Result "0-1"]
[Date "2023.07.17"]
[ECO "D85"]
[WhiteElo "1187"]
[BlackElo "1477"]
[PlyCount "70"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 0-0 9. Be2 b6 10. 0-0 Bb7 11. Qc2 Nd7 12. Rfd1 e6 13. dxc5 Rc8 14. Bb5 Bc6 15. Qa4 Nxc5 16. Bxc5 Bxb5 17. Rxd8 Bxa4 18. Bxf8 Rxd8 19. Bxg7 Kxg7 20. Kf1 Bb5+ 21. Ke1 Bc6 22. e5 Rd3 23. Rc1 Bxf3 24. gxf3 Rxf3 25. c4 Rf5 26. Rc2 Rxe5+ 27. Re2 Kf6 28. Kd2 Rxe2+ 29. Kxe2 Ke5 30. Kd3 Kd6 31. Kd4 e5+ 32. Ke4 f5+ 33. Kd3 Kc5 34. f4 e4+ 35. Kc3 a6 0-1

[Event "Piestany Slovakia op-B"]
[White "Benkovsky, Peter"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "6"]
[Result "1/2-1/2"]
[Date "2023.07.16"]
[ECO "E62"]
[WhiteElo "1565"]
[BlackElo "1187"]
[PlyCount "84"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. c4 Nf6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 Bg4 7. 0-0 c6 8. b3 Nbd7 9. Bb2 Re8 10. h3 Bxf3 11. Bxf3 e5 12. dxe5 dxe5 13. Qc2 Rc8 14. a4 Qa5 15. Ne4 Nxe4 16. Bxe4 Nc5 17. Bc3 Qb6 18. b4 Nxe4 19. Qxe4 Rcd8 20. c5 Qc7 21. Rad1 f5 22. Qc2 e4 23. Rxd8 Rxd8 24. Bxg7 Qxg7 25. Rd1 Qe7 26. Kf1 Kf7 27. Ke1 Rd7 28. Rxd7 Qxd7 29. Qd2 Qxd2+ 30. Kxd2 Ke6 31. Kc3 Kd5 32. e3 g5 33. Kb3 a6 34. a5 h5 35. Kc3 Ke5 36. Kc4 f4 37. g4 h4 38. Kc3 fxe3 39. fxe3 Kd5 40. Kb3 Ke6 41. Kc4 Ke5 42. Kc3 Kd5 1/2-1/2

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Ondreicka, Roman"]
[Site "Piestany"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2023.07.15"]
[ECO "E91"]
[WhiteElo "1187"]
[BlackElo "1432"]
[PlyCount "98"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nf3 g6 4. Nc3 Bg7 5. Bg5 0-0 6. e4 Bg4 7. Be2 Nbd7 8. Qd2 Bxf3 9. Bxf3 e5 10. d5 Nc5 11. Bh6 a5 12. h4 Nd3+ 13. Qxd3 Bxh6 14. g4 Bg7 15. Qd2 Qc8 16. g5 Nd7 17. h5 Nc5 18. 0-0-0 Bh8 19. Rh4 f5 20. hxg6 hxg6 21. Rdh1 Bg7 22. Qe2 Kf7 23. exf5 Qxf5 24. Ne4 Ke7 25. Nxc5 dxc5 26. Rh7 Rf7 27. Bg4 Qxg5+ 28. Kb1 Kd6 29. Be6 Re7 30. Qe3 Bf6 31. Rxe7 Bxe7 32. Rh7 Qxe3 33. fxe3 c6 34. e4 cxd5 35. cxd5 c4 36. Rh6 Kc5 37. Rxg6 Bd6 38. Rg3 Kd4 39. Bf5 b5 40. Rg6 Rd8 41. Rg7 a4 42. Kc2 Rh8 43. Rh7 Rxh7 44. Bxh7 b4 45. b3 a3 46. Bf5 Kc5 47. Bg6 Kb5 48. Bf5 Kc5 49. Bg6 Kd4 1/2-1/2

[Event "Piestany Slovakia op-B"]
[White "Reis, Pedro Rafael Melo"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "4"]
[Result "1-0"]
[Date "2023.07.14"]
[ECO "D00"]
[WhiteElo "1588"]
[BlackElo "1187"]
[PlyCount "103"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. e3 Nc6 5. c4 e5 6. dxe5 fxe5 7. cxd5 Bb4+ 8. Nc3 Ne7 9. Qa4+ c6 10. Qxb4 cxd5 11. Bb5+ Bd7 12. Bxd7+ Qxd7 13. Qb5 0-0-0 14. Qxd7+ Rxd7 15. Rc1 Kb8 16. Nf3 Nc6 17. 0-0 Rhd8 18. Rfd1 e4 19. Nd4 Nb4 20. Nde2 Nd3 21. Rc2 f5 22. Nc1 Rc8 23. Nxd3 d4 24. exd4 exd3 25. Rxd3 b5 26. Rdd2 Rdc7 27. d5 b4 28. d6 Rd7 29. Ne2 Rxc2 30. Rxc2 Rxd6 31. f3 Rd1+ 32. Kf2 Rd5 33. Rc4 a5 34. Ke3 Kb7 35. Rh4 Kb6 36. Rxh7 Rc5 37. Nd4 a4 38. h4 Rc1 39. b3 a3 40. Rh6+ Ka5 41. Rc6 Rg1 42. Rc2 Rb1 43. g4 fxg4 44. fxg4 Re1+ 45. Kd2 Re4 46. Rc4 Re8 47. g5 Rf8 48. g6 Rf2+ 49. Ne2 Rg2 50. h5 Rg5 51. Rh4 Kb5 52. h6 1-0

[Event "Piestany Slovakia op-B"]
[White "Osvald, Jakub"]
[Black "Havetta, Slavomir"]
[Site "Piestany"]
[Round "3"]
[Result "1-0"]
[Date "2023.07.13"]
[ECO "D30"]
[WhiteElo "1187"]
[BlackElo "1000"]
[PlyCount "75"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Bd6 5. e3 Nd7 6. Bd3 Ngf6 7. cxd5 cxd5 8. 0-0 0-0 9. Qc2 Re8 10. e4 Nf8 11. e5 Bxe5 12. dxe5 N6d7 13. Nb5 Re7 14. Bg5 f6 15. exf6 Nxf6 16. Bf4 Ng6 17. Bxg6 hxg6 18. Qxg6 b6 19. Be5 Rf7 20. Ng5 Rf8 21. Bxf6 Rxf6 22. Qh7+ Kf8 23. Qh8+ Ke7 24. Qxg7+ Ke8 25. Nd6+ Qxd6 26. Qxf6 Kd7 27. Rac1 Ba6 28. Qf7+ Kd8 29. Nxe6+ Qxe6 30. Qxe6 Bxf1 31. Qg8+ Kd7 32. Qxa8 Ba6 33. Qxa7+ Kd6 34. Qxb6+ Ke5 35. Re1+ Kf5 36. Qe6+ Kg5 37. Re5+ Kh4 38. Qh3# 1-0

[Event "Piestany Slovakia op-B"]
[White "Sahidi, Sear"]
[Black "Osvald, Jakub"]
[Site "Piestany"]
[Round "1"]
[Result "1-0"]
[Date "2023.07.11"]
[ECO "B08"]
[WhiteElo "1749"]
[BlackElo "1187"]
[PlyCount "103"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. Be3 c6 7. Bb3 Nbd7 8. Qd2 Qa5 9. 0-0-0 c5 10. dxc5 Nxc5 11. Bxc5 Qxc5 12. h3 a5 13. Rhe1 b5 14. Nd5 Re8 15. e5 Nxd5 16. Qxd5 Qxd5 17. Bxd5 Ra6 18. Kb1 e6 19. Be4 Rd8 20. Nd4 Bd7 21. exd6 Rxd6 22. Nb3 Be8 23. Rxd6 Rxd6 24. Nxa5 Rd2 25. Rf1 Bd4 26. f4 e5 27. c3 Re2 28. cxd4 Rxe4 29. dxe5 Re2 30. g3 Rh2 31. h4 Rg2 32. Rf3 Bd7 33. a3 Bf5+ 34. Ka2 Be6+ 35. Nb3 Kg7 36. Kb1 Kh6 37. Nd4 Bd5 38. Re3 Kh5 39. Kc1 Kg4 40. Nxb5 Rxg3 41. Rxg3+ Kxg3 42. Nc3 Bc6 43. Ne2+ Kxh4 44. Kd2 Kh3 45. Nd4 Bb7 46. Ke3 Kg2 47. f5 h5 48. e6 fxe6 49. f6 h4 50. Nxe6 Kg3 51. f7 h3 52. f8Q 1-0

[Event "Modra op"]
[White "Osvald, Jakub"]
[Black "Gecik, Jergus"]
[Site "Modra"]
[Round "6"]
[Result "1-0"]
[Date "2023.02.22"]
[ECO "D02"]
[WhiteElo "1067"]
[PlyCount "56"]
[EventDate "2023.02.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. Nf3 Bf5 4. e3 e6 5. Be2 Bb4+ 6. Nbd2 Nf6 7. 0-0 0-0 8. a3 Bd6 9. Ne5 Ne4 10. Nxe4 dxe4 11. g4 f6 12. Nxc6 bxc6 13. Bxd6 Qxd6 14. gxf5 exf5 15. b4 f4 16. c4 f3 17. c5 Qd7 18. Bc4+ Kh8 19. Kh1 Qh3 20. Rg1 g5 21. Qa4 g4 22. Rg3 Qh4 23. Qxc6 f5 24. Be6 f4 25. exf4 e3 26. fxe3 Rab8 27. Qxc7 Rfe8 28. Qe5+ Qf6 1-0

[Event "Modra op"]
[White "Kudela, Oliver"]
[Black "Osvald, Jakub"]
[Site "Modra"]
[Round "3"]
[Result "1-0"]
[Date "2023.02.21"]
[ECO "B08"]
[WhiteElo "1416"]
[BlackElo "1067"]
[PlyCount "50"]
[EventDate "2023.02.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nf3 0-0 6. Be3 e5 7. Qd2 Ng4 8. Bg5 Qe8 9. 0-0-0 c6 10. a4 Bd7 11. h3 Nf6 12. dxe5 dxe5 13. Be3 b5 14. axb5 cxb5 15. Bd5 Nxd5 16. Nxd5 Qd8 17. Bg5 f6 18. Bh4 Be6 19. g4 Nc6 20. Qc3 Rc8 21. Nxf6+ Rxf6 22. Qc5 Rxf3 23. Bxd8 Nxd8 24. Qxb5 Kf7 25. h4 h6 1-0

[Event "Modra op"]
[White "Mendelova, Adela"]
[Black "Osvald, Jakub"]
[Site "Modra"]
[Round "4"]
[Result "1-0"]
[Date "2023.02.21"]
[ECO "E91"]
[WhiteElo "1221"]
[BlackElo "1067"]
[PlyCount "47"]
[EventDate "2023.02.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Nfd7 8. Bg5 Nf6 9. 0-0 h6 10. Be3 Ne8 11. Qc2 f5 12. exf5 Bxf5 13. Bd3 c6 14. Nd2 Nd7 15. Nde4 Nef6 16. dxc6 bxc6 17. Nxd6 Bxd3 18. Qxd3 Nb6 19. c5 g5 20. cxb6 Ne8 21. Qc4+ Kh7 22. Nxe8 Rxe8 23. bxa7 Bf8 24. Qf7+ 1-0

[Event "Modra op"]
[White "Osvald, Jakub"]
[Black "Osvald, David"]
[Site "Modra"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2023.02.21"]
[ECO "D30"]
[WhiteElo "1067"]
[BlackElo "1160"]
[PlyCount "104"]
[EventDate "2023.02.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Nc6 5. c4 Bd6 6. Bg3 0-0 7. c5 Bxg3 8. hxg3 b6 9. Bb5 Bd7 10. Qa4 Qe8 11. Ne5 Nxe5 12. dxe5 c6 13. Be2 Ne4 14. cxb6 axb6 15. Qc2 h6 16. Nc3 Nxc3 17. Qxc3 Qe7 18. a3 Qg5 19. Rd1 Ra4 20. 0-0 Qe7 21. Rd2 f6 22. exf6 Rxf6 23. Rfd1 Qf7 24. Bf3 Ra8 25. e4 Rf8 26. exd5 exd5 27. Qd4 b5 28. Qa7 Bh3 29. Qxf7+ R8xf7 30. Bxd5 cxd5 31. gxh3 g5 32. Rf1 Rf5 33. Rd4 h5 34. Rb4 Rb7 35. Rd1 Kg7 36. Rdd4 Rbf7 37. f4 h4 38. Kg2 gxf4 39. Rxf4 Rxf4 40. gxf4 Rd7 41. Kf3 d4 42. Ke2 d3+ 43. Kd2 Rd5 44. Rb3 Rf5 45. Rb4 Rd5 46. f5 Rxf5 47. Kxd3 Rf3+ 48. Ke4 Rxh3 49. Kf4 Kg6 50. Rxb5 Rg3 51. a4 Rg1 52. a5 h3 1/2-1/2

[Event "Modra op"]
[White "Osvald, Jakub"]
[Black "Shykhnenko, Hryhorii"]
[Site "Modra"]
[Round "2"]
[Result "0-1"]
[Date "2023.02.20"]
[ECO "D02"]
[WhiteElo "1067"]
[BlackElo "1439"]
[PlyCount "64"]
[EventDate "2023.02.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 Bd6 5. Bg3 0-0 6. Bd3 b6 7. Nbd2 Bb7 8. Ne5 Nbd7 9. Ndf3 Ne4 10. Qe2 Bb4+ 11. Kf1 f6 12. Nxd7 Qxd7 13. c3 Bd6 14. Nd2 Nxd2+ 15. Qxd2 Bc6 16. b3 e5 17. Rc1 e4 18. Be2 f5 19. f4 exf3 20. Bxf3 g5 21. c4 f4 22. Bf2 fxe3 23. Qxe3 Bf4 24. Qc3 Bxc1 25. Qxc1 Qf5 26. h3 Rf7 27. Kg1 Raf8 28. Kh2 h5 29. Bxh5 Rh7 30. Bf3 g4 31. Bxg4 Qxg4 32. cxd5 Rxf2 0-1

[Event "Modra op"]
[White "Zentko, Ladislav"]
[Black "Osvald, Jakub"]
[Site "Modra"]
[Round "1"]
[Result "1-0"]
[Date "2023.02.20"]
[ECO "A48"]
[WhiteElo "1677"]
[BlackElo "1067"]
[PlyCount "109"]
[EventDate "2023.02.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. c3 d6 5. e3 0-0 6. Be2 c5 7. 0-0 Nc6 8. Nbd2 Nh5 9. d5 Nb8 10. Bg5 Re8 11. e4 a6 12. a4 b6 13. Rc1 Qd7 14. Nc4 Qc7 15. Qb3 Nd7 16. Rfe1 Rb8 17. Qc2 b5 18. axb5 axb5 19. Ncd2 e6 20. dxe6 fxe6 21. b4 c4 22. Ra1 Bb7 23. Be3 Ra8 24. Nd4 Bxd4 25. Bxd4 e5 26. Be3 Nhf6 27. f3 d5 28. exd5 Nxd5 29. Bg5 Ra4 30. Rxa4 bxa4 31. Bxc4 Ra8 32. Ne4 Qxc4 33. Nd6 Qa6 34. Nxb7 Qxb7 35. Qe4 Qc6 36. Rd1 N7b6 37. Qxe5 Qe8 38. Qd4 a3 39. c4 Qa4 40. cxd5 a2 41. Ra1 Qb3 42. Bh6 Ra7 43. Qe5 Qb1+ 44. Kf2 Qc2+ 45. Kg3 Qc8 46. Qb2 Qc4 47. Be3 Qa6 48. Bxb6 Qxb6 49. Rxa2 Qd6+ 50. Kf2 Qb6+ 51. Kg3 Qd6+ 52. f4 g5 53. Kh3 Qxf4 54. g3 Rxa2 55. Qxa2 1-0

