WORLDBASE
96 games / 96 parties
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2025.07.16
Najdorf Mem Open A 2025
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| 10808 | O'cuilleanain, Oisin (2086) | Swara Lakshmi S Nair (2187) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nc6 8. Be3 Bd7 9. Qe2 b5 10. O-O-O Na5 11. f3 Be7 12. Kb1 Nxb3 13. cxb3 Qa5 14. g4 b4 15. Na4 O-O 16. h4 Rfc8 17. h5 Bb5 18. Qg2 Nd7 19. g5 Bxa4 20. bxa4 Ne5 21. b3 Rc3 22. Bc1 Nd3 23. Bd2 Rc7 24. Be3 Ne5 25. g6 Rac8 26. gxf7+ Kxf7 27. Qh3 Nd7 28. Qxe6+ Kf8 29. Nf5 Qe5 30. Nxg7 Rc2 31. Qxe5 Nxe5 32. Ne6+ Kf7 33. Nd4 R2c3 34. Bd2 R3c7 35. Bxb4 Rb8 36. Ba3 Nc4 37. Bc1 Nb6 38. Bb2 Bf6 39. Rc1 Rxc1+ 40. Rxc1 Nxa4 41. Rc7+ Kg8 42. Nc6 Bd8 43. Rg7+ 1-0 | ||||
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2025.07.15
Najdorf Mem Open A 2025
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| 10772 | Rzeszowski, Dominik (2001) | O'cuilleanain, Oisin (2086) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. Bc4 Bg7 8. Bb3 b5 9. O-O O-O 10. Re1 Bb7 11. Nd5 Nbd7 12. Bg5 h6 13. Bh4 Rc8 14. c3 e6 15. Nxf6+ Bxf6 16. Bxf6 Qxf6 17. Qd2 Kg7 18. Nf3 Rfd8 19. Rad1 Nc5 20. Bc2 e5 21. Re3 Rc7 22. b4 Ne6 23. g3 Rcd7 24. Bb3 Nc7 25. Qe2 d5 26. Red3 Qe7 27. Qd2 Bc6 28. exd5 Nxd5 29. Qe1 e4 30. Bxd5 Bxd5 31. Re3 Bxa2 32. Rxd7 Qxd7 33. Rxe4 Qxh3 34. Rh4 Qf5 35. Qe3 Rd1+ 36. Kh2 g5 37. Rd4 Rxd4 38. Nxd4 Qf6 39. Kg2 Bd5+ 40. Kh2 Kh7 41. Nxb5 Qg6 0-1 | ||||
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2025.07.14
Najdorf Mem Open A 2025
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| 10711 | O'cuilleanain, Oisin (2086) | Mickiewicz, P (2224) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Na5 7. Be2 e6 8. Be3 a6 9. g4 Qc7 10. g5 Nd7 11. f4 b5 12. O-O b4 13. Na4 Bb7 14. f5 exf5 15. Nxf5 Nc4 16. Bd4 Nce5 17. c3 g6 18. Nh6 Bxh6 19. gxh6 O-O 20. cxb4 Bxe4 21. Nc3 Bb7 22. b5 axb5 23. Bxb5 Qd8 24. Qd2 Qh4 25. Qf4 Qxf4 26. Rxf4 Nc5 27. Be3 Ne6 28. Rb4 f5 29. Ne2 Nf3+ 30. Kf2 Nxh2 31. Kg3 Ng4 32. Bd2 Nf6 33. Bc4 Bd5 34. Bxd5 Nxd5 35. Rb5 Nc5 36. Nf4 Nc7 37. Rb6 Ne4+ 38. Kg2 Nxd2 39. Rc1 Ne8 40. Rd1 0-1 | ||||
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2025.07.13
Najdorf Mem Open A 2025
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| 18055 | Kazmierowski, Tymon (2138) | O'cuilleanain, Oisin (2086) | 0-1 | |
| 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Nd2 O-O 6. Nf3 b6 7. O-O Bb7 8. a3 Be7 9. b4 c5 10. bxc5 bxc5 11. Rb1 Qc8 12. Bb2 Nbd7 13. Ne5 Nxe5 14. dxe5 Nd7 15. Qc2 Bc6 16. cxd5 exd5 17. Rfc1 Rb8 18. f4 Qa6 19. Bf3 Rfd8 20. Qf5 g6 21. Qg4 c4 22. e6 Rxb2 23. Rxb2 Bxa3 24. Rbc2 Bxc1 25. Rxc1 Qb6+ 26. Kg2 Qb2 27. Rb1 Qxd2 28. exd7 Bxd7 29. Qg5 Re8 30. Rb7 Be6 31. Qf6 d4 32. Qe5 Bh3+ 0-1 | ||||
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2025.07.12
Najdorf Mem Open A 2025
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| 18000 | O'cuilleanain, Oisin (2086) | Salgado Allaria, C (2188) | 0-1 | |
| 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c3 Bg5 13. Nc2 Ne7 14. Nce3 Bb7 15. Nxe7 Bxe3 16. Nf5 Bc5 17. b4 Bxe4 18. Ng3 Bxf2+ 19. Kxf2 Qb6+ 20. Ke2 Bg6 21. Kd2 d5 22. Bd3 e4 23. Re1 O-O 24. Bc2 Rac8 25. Qe2 f5 26. Bb3 Kh8 27. Qe3 d4 28. Qxd4 Rfd8 29. Bd5 Rxd5 30. Qxd5 Rd8 31. Qxd8+ Qxd8+ 32. Kc1 Qd3 33. Ne2 h6 34. Kb2 Qd2+ 35. Ka3 Bh5 36. Nd4 Qxc3+ 37. Nb3 a5 0-1 | ||||
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2025.07.11
Najdorf Mem Open A 2025
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| 17935 | Janeczko, Jakub (2282) | O'cuilleanain, Oisin (2086) | 1-0 | |
| 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 e6 6. b3 d5 7. exd5 exd5 8. Qxd5 Qf6 9. Bb2 Ba3 10. O-O-O Qxc3 11. Bxa3 Nf6 12. Qc4 Qa1+ 13. Kd2 Qxa2 14. Re1+ Be6 15. Rxe6+ fxe6 16. Qxe6+ Kd8 17. Qd6+ Kc8 18. Bd3 Nd4 19. Ne2 Rd8 20. Qc5+ Kb8 21. Nxd4 1-0 | ||||
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2025.07.10
Najdorf Mem Open A 2025
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| 17873 | O'cuilleanain, Oisin (2086) | Sengupta, D (2497) | 0-1 | |
| 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 a5 8. O-O a4 9. a3 cxd4 10. cxd4 Nb6 11. Nf3 Bd7 12. Bg5 Qb8 13. Rc1 Na5 14. Nd2 h6 15. Bh4 Nc8 16. Nc3 Nc6 17. Nxa4 Nxe5 18. dxe5 Rxa4 19. Qh5 Be7 20. Bg3 g6 21. Qe2 Na7 22. f4 h5 23. h3 Qd8 24. Bf2 Nc6 25. Be3 Nd4 26. Qf2 Nf5 27. Bb6 Rxf4 28. Bxd8 Rxf2 29. Rxf2 Bxd8 30. Bxf5 gxf5 31. Kh2 Bb6 32. Re2 Ke7 33. Nf3 Ra8 34. Rec2 Ra4 35. Kg3 f6 36. Re1 Re4 37. exf6+ Kxf6 38. Rd2 Bc7+ 39. Kf2 Bb6+ 40. Kg3 h4+ 41. Kh2 Bc7+ 42. Kg1 Bg3 43. Red1 Ba4 44. Rf1 Bf4 45. Rd3 Bb5 46. Rb3 Be3+ 47. Rf2 Bxf2+ 48. Kxf2 Bc6 49. Re3 e5 50. Rxe4 dxe4 51. Nxh4 f4 52. g3 e3+ 53. Ke2 fxg3 54. Kxe3 Kg5 0-1 | ||||
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2025.07.09
Najdorf Mem Open A 2025
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| 17834 | O'cuilleanain, Oisin (2086) | Golecki, Jan (2279) | 1-0 | |
| 1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. d3 Nge7 6. a4 O-O 7. Nc3 Ng6 8. Bc4 Be7 9. Nd5 d6 10. c3 Kh8 11. d4 cxd4 12. cxd4 Bg4 13. dxe5 dxe5 14. h3 Bxf3 15. Qxf3 Bg5 16. g3 Rc8 17. Qg4 Bxc1 18. Raxc1 Nd4 19. h4 f5 20. exf5 Rxf5 21. Ne3 Rf8 22. Bd5 Rxc1 23. Rxc1 Qf6 24. Rf1 Qb6 25. Be4 Ne7 26. Qd7 Ng8 27. Nc4 Qc5 28. Nd6 Ne2+ 29. Kg2 Qd4 30. Bf3 Nf4+ 31. gxf4 Qxf4 32. Qg4 Qd2 33. Rd1 Qxb2 34. Qe6 Nh6 35. Qe7 Rb8 36. Nf5 e4 37. Bxe4 Ng8 38. Rd8 Rxd8 39. Qxd8 Qb4 40. Bd5 Qg4+ 41. Ng3 1-0 | ||||
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2025.07.08
Najdorf Mem Open A 2025
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| 17784 | Golis, Wiktor (2319) | O'cuilleanain, Oisin (2086) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Be7 9. Qf3 Nbd7 10. O-O-O Qc7 11. Bd3 g5 12. fxg5 Ne5 13. Qe2 Nfg4 14. Nf3 hxg5 15. Bxg5 Bxg5+ 16. Nxg5 Qc5 17. Nh3 Ke7 18. Kb1 Bd7 19. Rde1 b5 20. Nd1 Rag8 21. Ref1 a5 22. Qd2 b4 23. Qf4 a4 24. Ng5 b3 25. Nxf7 Nxd3 26. cxd3 Qc2+ 27. Ka1 e5 28. Ne3 exf4 29. Nxc2 Rxh2 30. Nd4 Rxh1 31. Rxh1 Kxf7 32. Rf1 Ne5 33. Rxf4+ Ke7 34. axb3 axb3 35. Nxb3 Rxg2 36. d4 Nd3 37. Rf3 Nb4 38. Kb1 Rg1+ 39. Nc1 Bb5 40. Rc3 Bd3+ 41. Ka1 Bxe4 42. b3 Nd3 0-1 | ||||
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2025.06.02
Thomson Masters Drogheda
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| 68825 | Ivanov, Andrey A. (2103) | O'cuilleanain, Oisin (2087) | 1-0 | |
| 1. Nf3 c5 2. c4 b6 3. Nc3 Bb7 4. d4 cxd4 5. Nxd4 Nf6 6. f3 e6 7. e4 d6 8. Be2 Be7 9. O-O O-O 10. Be3 a6 11. Rc1 Nbd7 12. Nc2 Rc8 13. Qd2 Qc7 14. Bd4 Rfe8 15. Rfd1 Qb8 16. Bf2 Ne5 17. b3 Ng6 18. Na4 Nd7 19. Bg3 Qa7 20. Bf2 Nc5 21. Nc3 Red8 22. b4 Nd7 23. f4 Qb8 24. Bg3 Nf6 25. Qe3 b5 26. f5 Ne5 27. Bxe5 dxe5 28. fxe6 bxc4 29. Rxd8+ Bxd8 30. exf7+ Kxf7 31. Na3 Ba8 32. Bxc4+ Kf8 33. Qh3 Qb6+ 34. Kh1 Bb7 35. Rf1 Qxb4 36. Qe6 Rxc4 37. Nxc4 Qe7 38. Qxe7+ Kxe7 39. Nxe5 Ba5 40. Nd5+ Ke6 41. Nc4 Bd8 42. Nxf6 Bxf6 43. Re1 Bc3 44. Re3 Bd4 45. Re2 Bc6 46. Rd2 Bc5 47. Re2 Bd4 48. g3 Bb5 49. Rc2 Bc6 50. Nd2 Bb5 51. Nb3 Be3 52. Kg2 Bd3 53. Nc5+ Bxc5 54. Rxc5 Bxe4+ 55. Kf2 Bd5 56. a3 Kd6 57. Rc3 Bc6 58. Ke3 Bb5 59. Kd4 Bc6 60. Rc4 Bd7 61. a4 Bc6 62. a5 Bb5 63. Rc2 Bc6 64. Rf2 Bd5 65. Rf8 Kc6 66. Rc8+ Kd7 67. Rh8 1-0 | ||||
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2025.06.02
Thomson Masters Drogheda
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| 68815 | O'cuilleanain, Oisin (2087) | Kholyavko, Kirill (1950) | 1/2-1/2 | |
| 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. c4 Bb4+ 8. Nc3 Ne7 9. cxd5 Bxc3+ 10. bxc3 cxd5 11. O-O O-O 12. c4 e4 13. cxd5 Qxd5 14. Ba3 Qe6 15. Qd6 Re8 16. Qxe6 Bxe6 17. Bxe4 Rad8 18. Bc5 Bc4 19. Bxa7 Nc8 20. Bc6 Re6 21. Rfd1 Red6 22. Rd2 Rd5 23. Rxd5 Rd6 24. Rxd6 1/2-1/2 | ||||
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2025.06.01
Thomson Masters Drogheda
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| 68793 | O'cuilleanain, Oisin (2087) | Gallagher, Brian (1864) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 h6 9. Qd2 O-O 10. g4 Bxg4 11. Bxh6 Bxe2 12. Kxe2 gxh6 13. Qxh6 Nh7 14. Rag1+ Bg5 15. h4 Qf6 16. hxg5 Qxh6 17. Rxh6 Kg7 18. Rxd6 Nc6 19. Nd5 a5 20. g6 fxg6 21. Rdxg6+ Kh8 22. Rh1 a4 23. Nc5 Nd4+ 24. Kd1 b5 25. Rgh6 Ra7 26. Nf6 Rff7 27. c3 Nf3 28. Ne6 a3 29. bxa3 b4 30. Rxh7+ Rxh7 31. Rxh7+ Rxh7 32. Nxh7 Kxh7 33. axb4 Kg6 34. Ke2 Ng1+ 35. Ke3 Kf6 36. Nc5 Nh3 37. a4 Ke7 38. a5 Kd8 39. a6 Kc8 40. a7 Kc7 41. a8=Q Ng5 42. Qb7+ Kd8 43. Qd7# 1-0 | ||||
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2025.06.01
Thomson Masters Drogheda
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| 68801 | Artemenko, O (2268) | O'cuilleanain, Oisin (2087) | 1-0 | |
| 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Nc6 6. Bg2 Ne4 7. Bd2 Nxd2 8. Qxd2 cxd4 9. Nxd4 O-O 10. O-O a6 11. Rfd1 Ne5 12. b3 Rb8 13. a3 Be7 14. f4 Nc6 15. b4 Qc7 16. Rac1 Nxd4 17. Qxd4 d6 18. e4 b6 19. e5 dxe5 20. Qxe5 Qxe5 21. fxe5 Bg5 22. Rc2 Bb7 23. Rd7 Be3+ 24. Kf1 Bxg2+ 25. Kxg2 Rfd8 26. Rd6 Kf8 27. Kf3 Bg5 28. Ne4 Be7 29. Rxd8+ Bxd8 30. c5 bxc5 31. Nxc5 Ra8 32. Ke4 Ke8 33. Nb7 Rb8 34. Nd6+ Ke7 35. Rc6 a5 36. b5 a4 37. Kd4 f6 38. Kc5 Kd7 39. b6 fxe5 40. Nc4 e4 41. Kb5 Bf6 42. Rc7+ Kd8 43. Kc6 Bc3 44. Nd6 Ba5 45. Rd7# 1-0 | ||||
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2025.05.31
Thomson Masters Drogheda
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| 68778 | Kanyamarala, Tarun (2400) | O'cuilleanain, Oisin (2087) | 1-0 | |
| 1. c4 c5 2. Nc3 Nf6 3. g3 e6 4. Nf3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 a6 9. Be3 Bc5 10. Qd3 O-O 11. Rfd1 Bxe3 12. Qxe3 Nc6 13. Na4 b5 14. Nc5 Qc7 15. Qf4 e5 16. Nxe5 Qxe5 17. Qxe5 Nxe5 18. Bxb7 Ra7 19. Bxa6 bxc4 20. f4 Neg4 21. Bxc4 Rc8 22. Rdc1 Rxc5 23. Bxf7+ Kxf7 24. Rxc5 Ne4 25. Rc8 Ne3 26. b4 Ra3 27. b5 Nd5 28. Rd1 Nec3 29. Rd2 Nb6 30. Rb8 Nca4 31. e4 Rc3 32. Rd6 Rc1+ 33. Kg2 Nc4 34. Rxd7+ Ke6 35. Rxg7 Rc2+ 36. Kh3 Nd2 37. Ra7 1-0 | ||||
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2025.05.31
Thomson Masters Drogheda
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| 68774 | O'cuilleanain, Oisin (2087) | Palacios Sanchez, Victor (1857) | 1-0 | |
| 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nf6 6. Nc3 Bb4 7. a3 Bxc3+ 8. Qxc3 O-O 9. e5 Nd5 10. Qd2 Qc7 11. c4 Nde7 12. Qd6 Qxd6 13. exd6 Nf5 14. Bf4 f6 15. g4 Nfd4 16. Nxd4 Nxd4 17. O-O-O e5 18. Be3 Ne6 19. Bg2 Rb8 20. Bxa7 Ra8 21. Be3 Ra5 22. Bd5 Re8 23. Rhe1 Kh8 24. f4 1-0 | ||||
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2025.04.21
Dublin Easter Int Open
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| 112602 | O'cuilleanain, Oisin (2074) | Melaugh, Shane (2182) | 0-1 | |
| 1. d4 d5 2. c4 e6 3. Nf3 f5 4. g3 Nf6 5. Bg2 Be7 6. O-O Ne4 7. Nc3 Nc6 8. Bf4 g5 9. Be5 O-O 10. cxd5 exd5 11. Qb3 Nxc3 12. bxc3 Na5 13. Qc2 Be6 14. Rfd1 c6 15. Nd2 Bf6 16. Bxf6 Qxf6 17. Nf3 Nc4 18. Nd2 Nd6 19. Nf3 Nc4 20. Nd2 Nd6 21. Nf3 Rae8 22. Ne5 Re7 23. f4 gxf4 24. gxf4 Kh8 25. Rd3 Rg7 26. Rg3 Rxg3 27. hxg3 Rg8 28. Qd3 Ne4 29. Bxe4 fxe4 30. Qe3 Qh4 31. Kf2 Qh2+ 32. Ke1 Rxg3 33. Qf2 Rg1+ 0-1 | ||||
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2025.04.21
Dublin Easter Int Open
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| 112613 | Shriman, K (1915) | O'cuilleanain, Oisin (2074) | 0-1 | |
| 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. e4 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O h6 9. Nd2 Ng4 10. Bxg4 exd4 11. Bxh6 Bxh6 12. Nb5 Re8 13. Nxd4 Bg7 14. N2b3 Rxe4 15. Bf3 Re8 16. Qc2 a5 17. a4 Ne5 18. Be4 c6 19. Rad1 Qh4 20. g3 Qh5 21. f4 Nxc4 22. Bxg6 fxg6 23. Qxc4+ d5 24. Qd3 Re4 25. Rde1 Bh3 26. Rxe4 Bxf1 27. Kxf1 dxe4 28. Qxe4 Rd8 29. Qe6+ Kh7 30. Kg2 Qd5+ 31. Qxd5 Rxd5 32. Nf3 Bxb2 33. Nbd2 b5 34. axb5 cxb5 35. Ne4 a4 36. g4 a3 37. h4 a2 38. Nfg5+ Kg8 39. h5 gxh5 40. gxh5 a1=Q 41. h6 Rd7 42. h7+ Rxh7 43. Nxh7 Kxh7 44. Ng5+ Kg6 0-1 | ||||
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2025.04.20
Dublin Easter Int Open
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| 112586 | O'cuilleanain, Oisin (2074) | Kesare, Aarav (1768) | 1-0 | |
| 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. O-O Nf6 6. e5 Ng4 7. Bxc6 dxc6 8. Re1 O-O 9. d3 b6 10. Bf4 Nh6 11. h3 Nf5 12. Qd2 Nd4 13. Nxd4 cxd4 14. Ne4 c5 15. Bh6 f5 16. exf6 exf6 17. Bxg7 Kxg7 18. Qf4 Bb7 19. Nd6 Qd7 20. Qg3 Kh8 21. Re2 Rad8 22. Nxb7 Qxb7 23. Rae1 Rd7 24. Re6 Rff7 25. Re8+ Kg7 26. Rb8 Qc7 27. Qxc7 Rxc7 28. Rbe8 Rfd7 29. Kf1 f5 30. a4 Kf7 31. Rh8 Kg7 32. Ree8 Re7 33. Rxe7+ Rxe7 34. Rc8 Kf7 35. a5 Re8 36. Rxe8 Kxe8 37. axb6 axb6 38. Ke2 Ke7 39. h4 Ke6 40. Kf3 b5 41. Kf4 h6 42. g4 Kf6 43. Kg3 Ke5 44. gxf5 Kxf5 45. f4 h5 46. Kf3 c4 47. dxc4 bxc4 48. b4 cxb3 49. cxb3 d3 50. b4 d2 51. Ke2 Kxf4 52. b5 g5 53. b6 gxh4 54. b7 d1=Q+ 55. Kxd1 h3 56. b8=Q+ Kf3 57. Qh2 Kg4 58. Ke2 h4 59. Kf2 1-0 | ||||
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2025.04.20
Dublin Easter Int Open
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| 112594 | Ozarpaci, Mert Can (1797) | O'cuilleanain, Oisin (2074) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 e5 5. Bb5+ Nbd7 6. O-O Be7 7. d4 O-O 8. dxe5 Nxe5 9. Nxe5 dxe5 10. a4 Qc7 11. Bc4 b6 12. f3 Bb7 13. Be3 a6 14. Na3 Bc6 15. Be2 Rfe8 16. c4 Nd7 17. Nb1 Nf8 18. Nc3 Ne6 19. Nd5 Qb7 20. b3 Bg5 21. Bf2 Bxd5 22. exd5 Nd4 23. Bxd4 exd4 24. Bd3 g6 25. f4 Bf6 26. f5 g5 27. Qd1 Re3 28. Re1 Rae8 29. Rxe3 dxe3 30. Ra2 Bd4 31. Re2 Qc7 32. Qf1 Qf4 33. g3 Qxf1+ 34. Kxf1 Kg7 35. g4 h5 36. h3 Rh8 37. gxh5 Rxh5 38. Kg2 Kf6 39. Kg3 Be5+ 40. Kg2 Bf4 41. a5 bxa5 42. Ra2 g4 0-1 | ||||
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2025.04.19
Dublin Easter Int Open
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| 112565 | O'cuilleanain, Oisin (2074) | Voogt, Declan (1831) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Be3 O-O 11. Nbd2 Qd7 12. Bc2 f5 13. exf6 Nxf6 14. a4 b4 15. Nb3 Ne4 16. Nfd4 Nxd4 17. cxd4 c6 18. f3 Nf6 19. Rc1 Ne8 20. Bd3 Bf5 21. Na5 Nd6 22. Nxc6 Bf6 23. Nxb4 Bxd3 24. Qxd3 Nc4 25. Nxd5 Nxe3 26. Nxf6+ Rxf6 27. Qxe3 Qxa4 28. Qc3 Qd7 29. Qc4+ Kf8 30. Rfd1 Re8 31. Qc7 Qe6 32. Qc5+ Kf7 33. Qc4 Qxc4 34. Rxc4 Rfe6 35. Rc7+ Kf8 36. Rc2 Re2 37. Rdd2 Re1+ 38. Kf2 Rh1 39. h3 h5 40. Re2 Rd8 41. Rcd2 Kf7 42. d5 h4 43. d6 Rc1 44. Re7+ Kf6 45. Re4 g5 46. d7 Rc7 47. Red4 Ke6 48. Rd6+ Ke7 49. Rxa6 Rcxd7 50. Rxd7+ Rxd7 51. Rb6 Rd2+ 52. Kf1 Rd5 53. b4 Kd7 54. Ke2 Kc7 55. Rg6 Rb5 56. Kd3 Rxb4 57. Rxg5 Kd6 58. Rg4 Rb2 59. Ke4 Ke6 60. f4 Rf2 61. Ke3 Ra2 62. Kf3 Ra3+ 63. Kf2 Ra2+ 64. Kg1 Kf5 65. Rxh4 Ra4 66. Kh2 Rb4 67. Rh8 Ra4 68. Rf8+ Ke4 69. Kg3 Ra7 70. Re8+ Kf5 71. Re5+ Kf6 72. Kg4 Rg7+ 73. Rg5 Ra7 74. h4 Ra3 75. h5 Ra2 76. g3 Rh2 77. Rg6+ 1-0 | ||||
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2025.04.19
Dublin Easter Int Open
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| 112570 | Holm, Kristian Stuvik (2500) | O'cuilleanain, Oisin (2074) | 1-0 | |
| 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Bf4 Be7 6. Nc3 Ne4 7. Nxe4 Bxe4 8. e3 O-O 9. Bd3 Bxd3 10. Qxd3 d6 11. O-O Nd7 12. e4 c5 13. Rfd1 Qc8 14. b4 cxd4 15. Nxd4 Ne5 16. Bxe5 dxe5 17. Nb3 Rd8 18. Qc3 Qc6 19. f3 Rac8 20. Rxd8+ Rxd8 21. c5 bxc5 22. Nxc5 Qb5 23. Kf2 Rd4 24. Rc1 h6 25. Kg3 Bg5 26. Rc2 Qf1 27. Kh3 Bf4 28. Nd7 h5 29. Qc8+ Kh7 30. Nf8+ Kh6 31. Nxe6 Rxe4 32. Qh8+ Kg6 33. Qxg7+ Kf5 34. Qxf7# 1-0 | ||||
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2025.04.18
Dublin Easter Int Open
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||||
| 112555 | O Hanlon, Joe (1687) | O'cuilleanain, Oisin (2074) | 0-1 | |
| 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d5 5. e3 O-O 6. Be2 c5 7. h3 Nc6 8. O-O b6 9. Ne5 Bb7 10. Bf3 e6 11. Nxc6 Bxc6 12. Be5 Qe7 13. Ne2 Rfd8 14. c3 Ne4 15. Bxg7 Kxg7 16. Qc2 Ng5 17. Ng3 Nxf3+ 18. gxf3 e5 19. Qd2 h5 20. Kh2 Bd7 21. Ne2 Qh4 22. Ng1 Re8 23. dxc5 bxc5 24. Qxd5 Bb5 25. Qxc5 Bxf1 26. Rxf1 Rad8 27. e4 Rd2 28. Qe3 Rxb2 29. Ne2 Rd8 30. Ng3 Qf4 0-1 | ||||
|
2025.01.16
23rd Prague Open 2025
|
||||
| 211006 | O'cuilleanain, Oisin (2106) | Rindhiya, V (1999) | 0-1 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. Nbd2 O-O 8. h3 h6 9. Re1 Ba7 10. Nf1 Na5 11. Bb3 Nxb3 12. axb3 Re8 13. Ng3 d5 14. Qe2 Be6 15. c4 dxe4 16. dxe4 Nd7 17. b4 c5 18. bxc5 Bxc5 19. Bd2 Qb6 20. Nh4 Qxb2 21. Rab1 Qa2 22. Nhf5 Nf6 23. Nxg7 Bxc4 24. Qf3 Qxd2 25. Nxe8 Nxe8 26. Nh5 b5 27. h4 Qd6 28. Red1 Qg6 29. Rd7 Be6 30. Rd3 Bg4 31. Qg3 Qxh5 32. Rd5 Bd4 33. Rd1 Qg6 34. R1xd4 exd4 35. Rxd4 Be6 36. Qe5 Qf6 37. Qc5 Rc8 0-1 | ||||
|
2025.01.14
23rd Prague Open 2025
|
||||
| 210965 | O'cuilleanain, Oisin (2106) | Topencik, Bruno (1985) | 0-1 | |
| 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 dxe4 7. Qxe4 Nf6 8. Qd3 Nbd7 9. Be2 Qc7 10. Be3 Bd6 11. Ne4 Nxe4 12. Qxe4 Nf6 13. Qf3 Qa5+ 14. Bd2 Qd5 15. c3 Qxf3 16. Bxf3 a5 17. O-O Ke7 18. Rfe1 Rhd8 19. g3 h6 20. a3 Bc7 21. Re2 Nd5 22. Rc1 Nf6 23. Be1 Bb6 24. Rd1 Rd7 25. Red2 Rad8 26. Kf1 Ke8 27. Bg2 Ke7 28. Ke2 Nh5 29. f4 Nf6 30. Bf2 Ke8 31. Rd3 Ra8 32. b3 Bd8 33. Kd2 Be7 34. Ra1 Kd8 35. c4 Kc7 36. Kc3 b6 37. Bf3 Ne8 38. Kb2 Bf6 39. Rad1 Rad8 40. Ka2 c5 41. d5 exd5 42. cxd5 Nd6 43. Rc1 Nb5 44. g4 Kd6 45. Bg3 Re7 46. g5 hxg5 47. fxg5+ Be5 48. Bf2 Nd4 49. Re1 Nxf3 50. Rxf3 Rde8 51. Rd1 Bd4 52. Bxd4 cxd4 53. Rxd4 Re2+ 54. Kb1 Rg2 55. Rc3 Re1+ 56. Rc1 Rxc1+ 57. Kxc1 Rxg5 58. Rf4 f6 59. h4 Rxd5 60. Kc2 Ke5 61. Rg4 g5 62. hxg5 Kf5 63. Rh4 fxg5 64. Rh6 b5 65. Ra6 b4 66. axb4 axb4 67. Ra8 g4 68. Rg8 Kf4 69. Rf8+ Kg3 70. Rg8 Kh3 71. Rh8+ Kg2 72. Rc8 g3 73. Rc4 Kf3 0-1 | ||||
|
2024.08.11
103rd ch-IRL 2024
|
||||
| 421617 | O'cuilleanain, Oisin (2100) | Fitzsimons, D (2301) | 1/2-1/2 | |
| 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5 8. dxc5 Bxc5 9. O-O O-O 10. Qe2 b6 11. Bg5 Bb7 12. Rad1 Qc7 13. Bxf6 gxf6 14. Be4 Bxe4 15. Qxe4 Rfd8 16. c3 f5 17. Qh4 Bf8 18. Rfe1 Bg7 19. Nd4 Rd5 20. Rd3 Qd8 1/2-1/2 | ||||
|
2024.08.10
103rd ch-IRL 2024
|
||||
| 421596 | O'cuilleanain, Oisin (2100) | Carroll, Peter (2162) | 1-0 | |
| 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 g6 5. e5 Nh5 6. d3 Ng7 7. O-O Ne6 8. Bxc6 dxc6 9. Ne4 Bg7 10. Be3 b6 11. Qd2 Nd4 12. Nxd4 cxd4 13. Bh6 O-O 14. Qf4 Qd5 15. Bxg7 Kxg7 16. Rfe1 Be6 17. Qh4 Rae8 18. Ng3 c5 19. Qg5 h6 20. Qf4 Bc8 21. a4 f5 22. h4 Bb7 23. f3 e6 24. a5 b5 25. Ne2 Rc8 26. Qg3 Qd7 27. Nf4 Qf7 28. Nh5+ Kh7 29. Nf6+ Kg7 30. Kf2 Qc7 31. Qf4 Rh8 32. Rg1 Rcf8 33. g4 Kf7 34. gxf5 gxf5 35. Rg3 Ke7 36. Rg6 Rf7 37. a6 Bc6 38. Re1 Qd8 39. Rxh6 Qf8 40. Rxh8 Qxh8 41. b4 1-0 | ||||
|
2024.08.09
103rd ch-IRL 2024
|
||||
| 421575 | Putar, Lara (1841) | O'cuilleanain, Oisin (2100) | 0-1 | |
| 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Be2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 c5 8. O-O O-O 9. Qc2 Nc6 10. Rad1 Qe7 11. a3 Rac8 12. Ne5 cxd4 13. Nxc6 Rxc6 14. exd4 d5 15. Qb3 dxc4 16. Nxc4 Rfc8 17. Ne5 R6c7 18. Bf3 Nd5 19. Be4 Nf6 20. Bxb7 Rxb7 21. Rc1 Rbc7 22. Qe3 Qd6 23. Rxc7 Qxc7 24. Nd3 h6 25. Rc1 Qb7 26. h3 Nd5 27. Rxc8+ Qxc8 28. Qc1 Qxc1+ 29. Nxc1 Kf8 30. Kf1 Ke7 31. Ke2 Kd6 32. Nd3 f6 33. f4 Ne7 34. Nb4 Nd5 35. Nxd5 Kxd5 36. Kd3 b5 37. b3 h5 38. g4 hxg4 39. hxg4 g6 40. Ke3 a5 41. Kd3 a4 42. bxa4 bxa4 43. Ke3 Kd6 44. Ke4 Kc6 45. Ke3 Kd5 46. Kd3 g5 47. fxg5 fxg5 48. Kc3 Ke4 49. Kb4 Kxd4 50. Kxa4 Kc4 51. Ka5 e5 52. Kb6 e4 53. a4 e3 54. a5 e2 55. a6 e1=Q 56. Kb7 Qe4+ 57. Kb8 Qxg4 58. a7 Qe4 0-1 | ||||
|
2024.08.08
103rd ch-IRL 2024
|
||||
| 421548 | O'cuilleanain, Oisin (2100) | Hushpit, Lukian (2074) | 1/2-1/2 | |
| 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. Bb5 Be7 8. O-O O-O 9. d4 Bg4 10. dxc5 Bxc5 11. Nc3 Rc8 12. Rc1 Be7 13. Be2 Re8 14. Nb5 Ne4 15. Nfd4 Nxd4 16. Nxd4 Rxc1 17. Qxc1 Bxe2 18. Nxe2 Qa5 19. Qa1 Bf6 20. Bxf6 Nxf6 21. Qb2 Rc8 22. Nd4 Qc5 23. h3 Ne4 24. Ne2 Qa5 25. Rc1 Rxc1+ 26. Qxc1 h6 27. a4 Qb4 28. Nd4 g6 29. f3 Nc5 30. h4 h5 31. Qd1 Qc3 32. Kf2 Nd3+ 33. Kf1 Nc1 34. Ne2 Nxe2 35. Kxe2 Qb2+ 36. Kf1 Qe5 37. Qd3 Kg7 38. Kf2 Qb2+ 39. Kg3 Qe5+ 40. Kh3 b6 41. g4 Kf8 42. Qd4 Qxd4 43. exd4 Ke7 44. b4 a6 45. Kg3 Ke6 46. Kg2 Ke7 47. Kf2 Ke6 48. Ke3 Ke7 1/2-1/2 | ||||
|
2024.08.07
103rd ch-IRL 2024
|
||||
| 421520 | Collins, Adam (2189) | O'cuilleanain, Oisin (2100) | 1-0 | |
| 1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 g6 5. h3 Bg7 6. Be2 O-O 7. Nbd2 d6 8. O-O Nbd7 9. c3 Qe8 10. Bh2 e5 11. a4 Qe7 12. a5 Ne4 13. Nxe4 Bxe4 14. Qa4 exd4 15. exd4 Nf6 16. Rfe1 Qd8 17. Nd2 Bb7 18. Bf3 Bxf3 19. Nxf3 Qd7 20. axb6 Qxa4 21. Rxa4 axb6 22. Rea1 Rxa4 23. Rxa4 Rc8 24. Ra7 Ne4 25. Ne1 h5 26. Bf4 g5 27. Be3 g4 28. hxg4 hxg4 29. Nc2 Nf6 30. Bg5 Ne4 31. Bf4 Nf6 32. Ne3 Kh7 33. Kf1 Kg6 34. Ke1 Bh6 35. Bxh6 Kxh6 36. Ke2 Kg5 37. Kd3 d5 38. b3 Kg6 39. c4 c6 40. Rb7 dxc4+ 41. bxc4 b5 42. cxb5 cxb5 43. Rb6 Kg5 44. Rxb5+ Kg6 45. Rb6 Kg5 46. Rb7 Ra8 47. Rxf7 Ra3+ 48. Kc4 Ra2 49. Nd5 Ne4 50. Nc3 Nd6+ 51. Kd5 Ra6 52. Ne4+ Nxe4 53. Kxe4 Kg6 54. Rf4 Kg5 55. g3 1-0 | ||||
|
2024.08.06
103rd ch-IRL 2024
|
||||
| 421499 | O'cuilleanain, Oisin (2100) | Mohammad Mahbub Parouare (1891) | 1-0 | |
| 1. c4 c6 2. Nf3 Nf6 3. g3 d5 4. Bg2 e6 5. d4 Be7 6. O-O O-O 7. Qc2 Nbd7 8. Nbd2 b6 9. e4 dxc4 10. Nxc4 Bb7 11. Rd1 Qc8 12. e5 Nd5 13. Bg5 h6 14. Bxe7 Nxe7 15. Nd6 Qc7 16. Rac1 Rad8 17. b4 Ba8 18. Ne1 Nb8 19. Nd3 a6 20. a4 Rxd6 21. exd6 Qxd6 22. a5 b5 23. Qc5 Qc7 24. Nf4 Nd7 25. Qxe7 1-0 | ||||
|
2024.08.05
103rd ch-IRL 2024
|
||||
| 421473 | Geaney-O'Brien, David | O'cuilleanain, Oisin (2100) | 1/2-1/2 | |
| 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 e6 5. Bb2 Be7 6. O-O O-O 7. d4 c5 8. Nbd2 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qb6 11. e3 Nc6 12. Nxc6 Qxc6+ 13. Kg1 d5 14. Nf3 Ne4 15. Qd3 b4 16. Nd4 Qb6 17. c4 bxc3 18. Bxc3 Nxc3 19. Qxc3 Bf6 20. Rac1 a5 21. Qc5 Qxc5 22. Rxc5 a4 23. Rfc1 axb3 24. axb3 Rab8 25. Rb1 Bxd4 26. exd4 Rb4 27. Rc3 Rfb8 28. Rd3 Kf8 29. Kf1 Rc8 30. Ra1 Rc7 31. Ke1 Rcb7 32. Ra3 Ke7 33. Kd2 Kd7 34. Kc2 Rc7+ 35. Kd2 Rcb7 36. Kc2 Kc7 37. Kd2 Kb8 38. Kc2 Rc7+ 39. Kd2 Kb7 40. Ra2 Kb6 41. Ra8 Kb7 42. Ra2 Rb6 43. Rc2 Ra6 44. Rxc7+ Kxc7 45. Kc3 Ra2 46. Rd2 Ra1 47. f4 Kb6 48. Re2 Rf1 49. Rd2 Kb5 50. Rd3 h5 51. h4 Re1 52. Kd2 Ra1 53. Kc3 Ra7 54. Kb2 Kb4 55. Rf3 Ra3 56. Rd3 Ra6 57. Rf3 Rc6 58. Rd3 f6 59. Re3 Kb5 60. Rc3 Ra6 61. Rc7 g6 62. Kc3 f5 63. Rb7+ Kc6 64. Rg7 Kb5 65. Rxg6 Rc6+ 66. Kb2 Kb4 67. Rg7 Rc8 68. Re7 Rg8 69. Rxe6 Rxg3 70. Rb6+ Ka5 71. Rd6 Kb4 72. Rxd5 Rxb3+ 73. Kc2 Rh3 74. Rxf5 Kc4 75. Rxh5 Kxd4 76. f5 Ke5 77. Kd2 Rf3 78. Ke2 Rxf5 79. Rxf5+ Kxf5 1/2-1/2 | ||||
|
2024.08.04
103rd ch-IRL 2024
|
||||
| 421440 | O'cuilleanain, Oisin (2100) | Baburin, A (2375) | 1/2-1/2 | |
| 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Nf3 Bg7 6. Qd2 Bg4 7. Be2 Nbd7 8. O-O-O O-O 9. Bh6 e5 10. dxe5 dxe5 11. h3 Bxf3 12. Bxf3 Nc5 13. Be3 Qxd2+ 14. Rxd2 Ne6 15. Ne2 h5 16. c3 a5 17. Kc2 Rfe8 18. Nc1 Bf8 19. Nd3 Nd7 20. h4 Nec5 21. Nxc5 Nxc5 22. Bxc5 Bxc5 23. g4 hxg4 24. Bxg4 Rad8 1/2-1/2 | ||||
|
2024.08.03
103rd ch-IRL 2024
|
||||
| 421425 | Reynolds, P (1900) | O'cuilleanain, Oisin (2100) | 0-1 | |
| 1. d4 d6 2. Nf3 g6 3. g3 Nf6 4. Bg2 Bg7 5. c4 O-O 6. O-O c6 7. Nc3 Bf5 8. Nh4 Bd7 9. b4 a5 10. b5 e5 11. d5 c5 12. e4 Ne8 13. Bd2 f5 14. Rc1 f4 15. a4 b6 16. Bf3 Ra7 17. Ng2 g5 18. g4 Nf6 19. h3 h5 20. Be2 Bh6 21. f3 Bc8 22. Ne1 Rh7 23. Kg2 Kf7 24. Nd3 Rfh8 25. Rh1 Bg7 26. Nf2 Rh6 27. Qc2 R8h7 28. Rcg1 Qh8 29. Qd1 hxg4 30. hxg4 Rh2+ 31. Rxh2 Rxh2+ 32. Kf1 Nbd7 33. Rg2 Nf8 34. Kg1 Rh6 35. Kf1 Ng6 36. Ke1 Rh2 37. Kf1 Qh4 38. Be1 Rxg2 39. Kxg2 Qg3+ 40. Kf1 Nh4 41. Bd3 Qg2+ 42. Ke2 Qxf3+ 43. Kd2 Qe3+ 44. Kc2 Nf3 45. Be2 Nd4+ 46. Kb2 Nxe2 47. Qxe2 Qxe2+ 48. Nxe2 Nxg4 49. Nd3 Ne3 50. Kb3 g4 0-1 | ||||
|
2024.05.06
Malahide Millennium Open
|
||||
| 555338 | Collins, Adam (2176) | O'cuilleanain, Oisin (2095) | 1/2-1/2 | |
| 1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 4. Bg2 Nb4 5. Na3 e6 6. O-O Be7 7. c3 Nc6 8. Qa4 Qd7 9. b4 Ne5 10. Qxd7+ Nxd7 11. Nb5 Bd6 12. c4 a6 13. Nxd6+ cxd6 14. cxd5 exd5 15. Bf4 Ke7 16. Rac1 Ngf6 17. Rc7 Rhb8 18. Bg5 Kd8 19. Rfc1 Be6 20. Bxf6+ Nxf6 21. Ng5 Rc8 22. Rxc8+ Rxc8 23. Rc5 Rc7 24. Rxc7 1/2-1/2 | ||||
|
2024.05.06
Malahide Millennium Open
|
||||
| 555347 | O'cuilleanain, Oisin (2095) | Liu, Jason (1980) | 0-1 | |
| 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Bd6 5. b3 c6 6. Bb2 O-O 7. Qc2 Nbd7 8. Rg1 Qe7 9. g4 dxc4 10. Bxc4 0-1 | ||||
|
2024.05.05
Malahide Millennium Open
|
||||
| 555328 | O'cuilleanain, Oisin (2095) | Melaugh, Shane (2098) | 0-1 | |
| 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3 Qc7 7. Ndb5 Qb8 8. Bf4 e5 9. Bg5 a6 10. Bxf6 gxf6 11. Na3 Bb4 12. Nc4 b5 13. Ne3 Ne7 14. Ng4 Qb6 15. Qd2 d5 16. Qe2 h5 17. Nxe5 fxe5 18. exd5 Qd4 19. Rd1 Bxc3+ 20. bxc3 Qxc3+ 21. Rd2 Bg4 0-1 | ||||
|
2024.05.04
Malahide Millennium Open
|
||||
| 555312 | Goss, Alex (1914) | O'cuilleanain, Oisin (2095) | 1/2-1/2 | |
| 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Nbd2 b5 9. Ne5 e6 10. Ndf3 b4 11. Nxc6 bxc6 12. cxb4 Bxb4+ 13. Ke2 c3 14. bxc3 Bxc3 15. Rc1 Rxa2+ 16. Kd1 Ne4 17. Bg3 Bb2 18. Rxc6 Bd7 19. Ra6 Rxa6 20. Bxa6 Ba4+ 21. Ke2 Ke7 22. Nd2 Nc3+ 23. Kf3 Ra8 24. Bd3 Bd1+ 25. Kf4 h6 26. h4 Ba3 27. e4 dxe4 28. Bxe4 g5+ 29. hxg5 hxg5+ 30. Ke3 Nxe4 31. Rxd1 Nxg3 32. fxg3 Bd6 33. Ne4 f5 34. Nxg5 Bxg3 35. Nf3 Ra3+ 36. Rd3 Bf4+ 37. Ke2 Ra2+ 38. Kf1 Kd6 39. Ng1 Bg5 40. Ne2 Bf6 41. Nc3 Rc2 42. g3 Kc7 43. Ne2 Kd7 44. Rf3 Ke7 45. g4 fxg4 46. Rg3 Rc4 47. Rxg4 e5 48. Re4 Kd7 49. Ke1 exd4 50. Kd2 Kd6 51. Kd3 Ra4 52. Kc2 Ra2+ 53. Kd3 Ra3+ 54. Kd2 Kd5 55. Rg4 Kc4 56. Rg6 Ra2+ 57. Kd1 Be5 58. Rc6+ Kd5 59. Rc8 Rb2 60. Rd8+ Ke4 61. Re8 d3 62. Nc1 Rb1 63. Kd2 Rb2+ 64. Kd1 Kd4 65. Rd8+ Ke3 66. Rxd3+ 1/2-1/2 | ||||
|
2024.05.04
Malahide Millennium Open
|
||||
| 555317 | O'cuilleanain, Oisin (2095) | Ivanov, Andrey A. (1986) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 e5 7. Nb3 Be6 8. g4 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Be3 Qxd1+ 12. Rxd1 Nc6 13. Bg2 Bxb3 14. axb3 Be7 15. Bxc6+ bxc6 16. Ke2 g5 17. Ra1 Kd7 18. Ra5 Ke6 19. Rga1 h5 20. h3 hxg4 21. hxg4 Rh4 22. Rxa6 Rxa6 23. Rxa6 Rxg4 24. Rxc6+ Kd7 25. Ra6 f5 26. Ra5 f4 27. Ba7 e4 28. Re5 e3 29. Kf3 Rg1 30. fxe3 g4+ 31. Kf2 Rc1 32. exf4 Bh4+ 33. Ke3 Rxc2 34. Rd5+ Ke6 35. Rd2 Rc1 36. Ke4 Re1+ 37. Be3 Be7 38. Rg2 Bc5 39. Rg3 Re2 40. Kd3 Rxb2 41. Kc3 Ba3 42. Rxg4 Rh2 43. Rg5 Rh3 44. Re5+ Kf6 45. Kc4 Bd6 46. Re8 Be7 47. Bd4+ Kf7 48. Rh8 Rf3 49. Be5 Ke6 50. b4 Re3 51. Rh6+ Kd7 52. b5 Re4+ 53. Kd5 Rb4 54. b6 Bd8 55. Bd4 Be7 56. Rh7 Rb5+ 57. Kc4 Rb4+ 58. Kc3 Ra4 59. Rxe7+ Kxe7 60. b7 1-0 | ||||
|
2024.03.28
GRENKE Chess Open 2024
|
||||
| 588872 | Heberla, B (2557) | O'cuilleanain, Oisin (2118) | 1-0 | |
| 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Bd3 e5 7. d5 Nbd7 8. O-O h6 9. Bd2 Nh7 10. Qc1 f5 11. exf5 gxf5 12. Bxh6 Bxh6 13. Qxh6 e4 14. Nxe4 fxe4 15. Bxe4 Ndf6 16. Bd3 Qe7 17. Rae1 Qg7 18. Qxg7+ Kxg7 19. Nd4 Bd7 20. Ne6+ Bxe6 21. Rxe6 Rae8 22. Rfe1 Rxe6 23. Rxe6 Ng5 24. Re7+ Rf7 25. Re3 Kf8 26. h4 Ngh7 27. f3 Kg7 28. g3 Nd7 29. Kg2 Nc5 30. Bc2 a5 31. f4 c6 32. dxc6 bxc6 33. Kf3 Nf6 34. g4 d5 35. Re5 Nce4 36. cxd5 cxd5 37. g5 Nh5 38. f5 Nd2+ 39. Kg4 Nc4 40. Re6 Nf6+ 41. gxf6+ Rxf6 42. Kg5 Rxe6 43. fxe6 Nxb2 44. Bg6 1-0 | ||||
|
2024.02.04
Sligo Masters 2024
|
||||
| 638466 | Tetenkina, I (2140) | O'cuilleanain, Oisin (2118) | 1-0 | |
| 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 c6 7. O-O Nbd7 8. c4 Qc7 9. Nc3 Re8 10. Qd2 e5 11. Rac1 Qa5 12. a3 e4 13. Nxe4 Qxd2 14. Nfxd2 Nxe4 15. Bxe4 Bh6 16. e3 Nf6 17. Bg2 Ng4 18. Rfe1 Bf5 19. Nf1 Bg7 20. h3 Nf6 21. Nd2 Rac8 22. d5 cxd5 23. cxd5 Bd3 24. Bd4 Nd7 25. Bxg7 Kxg7 26. Nc4 Bxc4 27. Rxc4 Rxc4 28. bxc4 Rc8 29. Rb1 Nb6 30. Bf1 Kf6 31. Rb4 Ke7 32. Kg2 Rc5 33. Kf3 Kd7 34. Ke4 Kc7 35. Rb5 Nd7 36. Rxc5+ Nxc5+ 37. Kd4 Kb6 38. Bd3 Nb3+ 39. Kc3 Na5 40. Kb4 h6 41. f4 1-0 | ||||
|
2024.02.04
Sligo Masters 2024
|
||||
| 638457 | O'cuilleanain, Oisin (2118) | Hushpit, Lukian (2054) | 1/2-1/2 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O Bb6 7. a4 a5 8. Nbd2 O-O 9. h3 h6 10. Re1 Re8 11. Bb3 Ne7 12. d4 exd4 13. cxd4 c6 14. Nf1 d5 15. e5 Ne4 16. Bc2 Bf5 17. Be3 Ng6 18. N3d2 Ne7 19. Nxe4 Bxe4 20. Bxe4 dxe4 21. Ng3 Qd5 22. Ne2 Nf5 23. Nc3 Qe6 24. Nxe4 Rad8 25. Qg4 Kh8 26. d5 Nxe3 27. dxe6 Nxg4 28. exf7 Rxe5 29. hxg4 Rf8 30. Nd6 Rxe1+ 31. Rxe1 Bc5 32. Nxb7 Bxf2+ 33. Kxf2 Rxf7+ 34. Kg3 Rxb7 35. Re5 Rb3+ 36. Kh2 Rxb2 37. Rxa5 Ra2 38. Kg3 Kh7 39. Kf4 Rxg2 40. Rc5 Ra2 41. Rc4 Rd2 42. Ke4 Kg6 43. Rxc6+ Kg5 44. Rc4 Re2+ 45. Kf3 Ra2 46. Rc5+ Kf6 47. a5 Ke6 48. Kf4 g5+ 49. Kf3 Ra3+ 50. Ke2 Ra4 51. Kd3 Rxg4 52. Kc3 Ra4 53. Kb3 Ra1 54. Kb4 g4 55. Rh5 g3 56. Rxh6+ Kf5 57. Rh5+ Kf4 58. Rh4+ Kf3 59. Rh3 Kf2 60. Kb5 g2 61. Rh2 Kg3 62. Rxg2+ Kxg2 63. a6 Rxa6 64. Kxa6 1/2-1/2 | ||||
|
2024.02.03
Sligo Masters 2024
|
||||
| 638448 | Pein, Jonathan (2273) | O'cuilleanain, Oisin (2118) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 a6 6. g3 Qd6 7. Nf3 b5 8. Bg2 Bb7 9. O-O e6 10. d3 Nc6 11. a4 b4 12. Nb1 Be7 13. Nbd2 Qd7 14. Nc4 Nd5 15. Bg5 O-O 16. Re1 Rad8 17. h4 h6 18. Nfe5 Qc7 19. Bxh6 Nxe5 20. Nxe5 gxh6 21. Qg4+ Kh8 22. Qh5 Nf6 23. Nxf7+ Kg7 24. Nxd8 Bxd8 25. Qe5 Bxg2 26. Qxc7+ Bxc7 27. Rxe6 Bb7 28. Rae1 Rf7 29. c3 bxc3 30. bxc3 Nd5 31. R1e4 Nxc3 32. Rg4+ Kh7 33. Rgg6 Ne2+ 34. Kf1 Nxg3+ 35. Ke1 Nf5 36. Rgf6 Ba5+ 37. Kf1 Rxf6 38. Rxf6 Ng7 39. f4 Bb4 40. Ke2 a5 41. Ke3 Bd5 42. d4 c4 43. f5 c3 44. Kd3 Bb3 45. Rc6 Nxf5 46. d5 Bxa4 0-1 | ||||
|
2024.02.03
Sligo Masters 2024
|
||||
| 638441 | Beatty, Ross (1831) | O'cuilleanain, Oisin (2118) | 0-1 | |
| 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d3 O-O 5. O-O c5 6. e4 d6 7. c3 Nc6 8. Re1 Bg4 9. h3 Bxf3 10. Qxf3 Nd7 11. Be3 Qb6 12. Qe2 Rab8 13. Na3 Qa5 14. Qd2 b5 15. f4 b4 16. Nc4 bxc3 17. bxc3 Qxc3 18. e5 Qxd2 19. Bxd2 Nd4 20. Rab1 dxe5 21. fxe5 Rxb1 22. Rxb1 Nxe5 23. Rb7 e6 24. Rxa7 Nef3+ 25. Kf2 Nxd2 26. Nxd2 Nf5 27. Nb3 Bd4+ 28. Nxd4 Nxd4 29. a4 Rb8 30. Ra8 Rxa8 31. Bxa8 Nb3 32. Ke3 Kf8 33. g4 g5 34. Bf3 Ke7 35. Bd1 Na5 36. Bc2 Nc6 37. Ke4 Kd6 38. Bb1 Nd4 39. Ba2 f5+ 40. Ke3 Nc6 41. Bb3 Ke5 42. Bc4 h6 43. Bb5 f4+ 44. Kf2 Na5 45. Kf3 Kd4 46. Kf2 e5 47. Kf3 c4 48. dxc4 e4+ 49. Kf2 Nxc4 50. Ke2 e3 51. Ba6 Na5 52. Bb5 Kc3 53. Bd7 Kb4 54. Kf3 Nb3 55. Ke2 Nc5 56. Bc6 Nxa4 57. Bf3 Kc3 58. Be4 Nc5 59. Bf5 Nb3 60. Be4 Nd4+ 61. Ke1 f3 62. Bxf3 Nxf3+ 63. Ke2 Kd4 0-1 | ||||
|
2024.02.02
Sligo Masters 2024
|
||||
| 638428 | O'cuilleanain, Oisin (2118) | Beryozkin, Sergey (1852) | 0-1 | |
| 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. f4 Bg4 6. Nf3 Qd7 7. h3 Bxf3 8. Qxf3 e6 9. d3 Be7 10. Be3 Qc7 11. a4 Qb6 12. Rb1 Qa5 13. O-O Rd8 14. f5 exf5 15. Qxf5 O-O 16. b4 Qc7 17. Bxc5 Bxc5+ 18. Qxc5 b6 19. Qg5 h6 20. Qh4 Qd6 21. Ne2 Nd7 22. Rf5 Ne5 23. Qg3 Ng6 24. Qxd6 Rxd6 25. Nc3 Ne7 26. Rf2 Rc8 27. Rbf1 f6 28. Ne2 Ng6 29. Nc3 Rd4 30. Rb1 Ne7 31. Ne2 Rd6 32. d4 Rcd8 33. c3 Re6 34. Ng3 Nc8 35. Re2 g6 36. a5 Rde8 37. axb6 axb6 38. Ra1 Nd6 39. Ra6 Nc4 40. Kf2 h5 41. h4 Kg7 42. Ra7+ Kf8 43. Rea2 Nd6 44. R7a6 Nxe4+ 45. Nxe4 Rxe4 46. Rxb6 Rf4+ 47. Kg1 Re1+ 48. Kh2 Rxh4+ 49. Kg3 Rg4+ 50. Kf2 Re7 51. Rxc6 Rf4+ 52. Kg1 Re1+ 53. Kh2 Kg7 54. Rb2 Kh6 55. g3 Rff1 56. Kg2 Kg5 57. Rf2 Rg1+ 58. Kf3 Kf5 59. Rc5+ Ke6 60. Re2+ Rxe2 61. Kxe2 Rxg3 62. b5 Rg2+ 63. Kd3 h4 64. Rc6+ Kd7 65. Rxf6 g5 66. Rh6 Rg3+ 67. Kc4 h3 68. Rh7+ Kc8 69. d5 Rg4+ 70. Kc5 Rh4 71. Rg7 h2 72. Rg8+ Kd7 73. Rg7+ Ke8 74. b6 h1=Q 75. b7 Qg1+ 76. Kb5 Qf1+ 77. Kb6 Qf2+ 78. Kb5 Qb2+ 0-1 | ||||
|
2024.01.28
Gonzaga Classic Masters
|
||||
| 664507 | Ivanov, Andrey A. (1889) | O'cuilleanain, Oisin (2101) | 0-1 | |
| 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 Nbd7 5. e4 Nc5 6. f3 a5 7. Be3 g6 8. g3 Bg7 9. Bg2 O-O 10. Qd2 Nh5 11. Nge2 f5 12. O-O-O Bd7 13. Bxc5 dxc5 14. Rhf1 Nf6 15. Kb1 Ne8 16. a4 Nd6 17. b3 Ra6 18. Ka2 Nf7 19. h4 Bh6 20. Qd3 f4 21. h5 fxg3 22. Nxg3 Qg5 23. hxg6 hxg6 24. Nce2 Rf6 25. Rg1 Qe3 26. Nf1 Qxd3 27. Rxd3 Kg7 28. Nfg3 Ng5 29. f4 exf4 30. e5 Rb6 31. Ne4 Bf5 32. N2c3 Nf7 33. e6 Ne5 34. Rdd1 f3 35. Bf1 Be3 36. Rh1 Bd4 37. Rxd4 cxd4 38. c5 Rb4 39. e7 Re8 40. d6 dxc3 41. Rh7+ Kxh7 42. Nf6+ Kh6 43. Nxe8 c2 0-1 | ||||
|
2024.01.28
Gonzaga Classic Masters
|
||||
| 664512 | O'cuilleanain, Oisin (2101) | O'Donnell, Conor (2274) | 1/2-1/2 | |
| 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nf6 7. exd5 cxd5 8. Bd3 Nc6 9. Ne2 g6 10. c3 Bg7 11. O-O O-O 12. Ng3 e5 13. dxe5 Nxe5 14. Qd1 Qb6 15. Be2 Ne4 16. Nxe4 dxe4 17. Qb3 Qc6 18. Be3 Kh8 19. Rad1 f5 20. Qd5 Qc7 21. Bc5 Rfd8 22. Bd6 Qb6 23. Qc5 Nd3 24. Qxb6 axb6 25. Bxd3 Rxd6 26. Bc2 Rad8 27. Rxd6 Rxd6 28. Rd1 Rxd1+ 29. Bxd1 b5 30. Kf1 b4 31. cxb4 Bxb2 32. Ke2 1/2-1/2 | ||||
|
2024.01.27
Gonzaga Classic Masters
|
||||
| 664479 | Saric, A (2508) | O'cuilleanain, Oisin (2101) | 1-0 | |
| 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 c6 7. Nc3 Bf5 8. b3 Ne4 9. Bb2 Nxc3 10. Bxc3 Be4 11. e3 d5 12. Qe2 Nd7 13. Rfc1 Re8 14. cxd5 cxd5 15. Bf1 e5 16. Nxe5 Nxe5 17. dxe5 Bxe5 18. Bxe5 Rxe5 19. Qb2 Qf6 20. f4 Re6 21. Qxf6 Rxf6 22. Rc7 Rc6 23. Rxc6 bxc6 24. Rc1 Rc8 25. Rc5 Bf5 26. Kf2 Kf8 27. Ba6 Rc7 28. Bb5 Bd7 29. Bd3 Ke7 30. b4 Kd6 31. a3 h6 32. e4 dxe4 33. Bxe4 Rb7 34. Ra5 Be6 35. Ke3 Bc4 36. Kd4 Bb5 37. a4 Be2 38. b5 Re7 39. Ra6 Rc7 40. Bxc6 Ke7 41. Bd5 Bf1 42. f5 Rd7 43. f6+ Kd8 44. Kc5 Kc8 45. Rd6 1-0 | ||||
|
2024.01.07
Irish Int Open 2024
|
||||
| 686510 | Daly, C (2140) | O'cuilleanain, Oisin (2101) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. g4 h6 9. h4 Nbd7 10. Rg1 Nc5 11. Bf3 g6 12. g5 hxg5 13. hxg5 Nh5 14. Qd2 Qc7 15. O-O-O Bd7 16. Rh1 O-O-O 17. Bxh5 gxh5 18. Rh4 Na4 19. Nde2 f6 20. Rdh1 Nxc3 21. Nxc3 Rdg8 22. Rxh5 Rxh5 23. Rxh5 fxg5 24. Qd4 Bc6 25. Rh6 Bd7 26. Rh7 Re8 27. Rg7 Qc5 28. Rxe7 Rxe7 29. Qf6 Qc4 30. Qxe7 b5 31. Bxg5 Bc6 32. a3 a5 33. Qd8+ Kb7 34. Qxa5 Qf1+ 35. Nd1 Bxe4 36. a4 Bc6 37. Be3 Qc4 38. b3 Qd5 39. axb5 Bxb5 40. Nc3 Qh1+ 41. Kb2 Bc6 42. Qa7+ Kc8 43. Qe7 1-0 | ||||
|
2024.01.07
Irish Int Open 2024
|
||||
| 686504 | O'cuilleanain, Oisin (2101) | Brozynski, Patryk (2059) | 1-0 | |
| 1. c4 e5 2. g3 f5 3. Bg2 Nf6 4. Nc3 d6 5. d3 g6 6. Nf3 Bg7 7. O-O O-O 8. Rb1 a5 9. a3 h6 10. b4 axb4 11. axb4 Be6 12. Bb2 Nc6 13. b5 Ne7 14. Ra1 Qd7 15. Qb3 g5 16. e3 Kh8 17. Ra3 f4 18. exf4 gxf4 19. Rfa1 Rxa3 20. Rxa3 fxg3 21. hxg3 Bh3 22. Bh1 Qf5 23. Qc2 Ng6 24. Nh2 Nf4 25. Ne4 Ne6 26. Nxf6 Qxf6 27. Bxb7 Nd4 28. Bxd4 exd4 29. Ra8 Rxa8 30. Bxa8 Qf8 31. Be4 Bf6 32. Qe2 Bg5 33. Qh5 Be6 34. Nf3 Bf6 35. Qg6 Qg7 36. Qe8+ Qg8 37. Qh5 Qg7 38. Bd5 Bxd5 39. Qxd5 Qg4 40. Kg2 h5 41. Nh2 Qg6 42. Qe4 Qxe4+ 43. dxe4 Kg7 44. Kf3 Kg6 45. Ke2 h4 46. gxh4 Bxh4 47. Nf3 d3+ 48. Ke3 d2 49. Nxh4+ Kh5 50. Kxd2 1-0 | ||||
|
2024.01.06
Irish Int Open 2024
|
||||
| 686487 | Nemeth, Zalan (2237) | O'cuilleanain, Oisin (2101) | 1/2-1/2 | |
| 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. g3 d6 6. Bg2 Nc6 7. O-O Bf5 8. d5 Na5 9. Nd4 Bd7 10. b3 c5 11. dxc6 bxc6 12. Bb2 Rb8 13. Rb1 Qc8 14. Re1 Bh3 15. Bh1 c5 16. Nf3 Nc6 17. Nd5 Nxd5 18. Bxg7 Ne3 19. Qc1 Kxg7 20. Qxe3 Bf5 21. Rb2 Kg8 22. Qh6 f6 23. Nh4 Ne5 24. Qd2 Be6 25. Bd5 Kg7 26. Ng2 Bd7 27. Nf4 g5 28. Nd3 1/2-1/2 | ||||
|
2024.01.06
Irish Int Open 2024
|
||||
| 686495 | O'cuilleanain, Oisin (2101) | Hushpit, Lukian (2021) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Bg4 10. Be3 h6 11. Nd5 Nxd5 12. Bxd5 Qd7 13. Bxc6 Qxc6 14. Nxe5 dxe5 15. Qxg4 Rad8 16. Qe2 Rd6 17. f4 exf4 18. Bxf4 Re6 19. c3 f5 20. e5 g5 21. Bg3 f4 22. Bf2 g4 23. Rae1 Rf5 24. d4 g3 25. Bxg3 Rfxe5 26. Qg4+ 1-0 | ||||
|
2024.01.05
Irish Int Open 2024
|
||||
| 686482 | Kavanagh, James (1797) | O'cuilleanain, Oisin (2101) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. Re1 Nf6 6. Bxc6 Bxc6 7. e5 dxe5 8. Nxe5 Qd5 9. Nxc6 Qxc6 10. Nc3 e6 11. d3 Be7 12. Bf4 O-O 13. Re3 Rfd8 14. Qe2 b5 15. Rg3 Rd7 16. Bh6 g6 17. Bg5 Rad8 18. Qe5 Nd5 19. Ne4 Qc7 20. Qxc7 Rxc7 21. Bxe7 Nxe7 22. Re1 Kg7 23. Ng5 Nf5 24. Rg4 h6 25. Ne4 Nd4 26. Rg3 Nxc2 27. Rc1 Nd4 28. Kf1 Rdc8 29. Nd6 Rd8 30. Ne4 Nf5 31. Rf3 c4 32. dxc4 Rd4 33. Ng3 Nxg3+ 34. hxg3 Rcxc4 35. Rfc3 Kf6 36. Ke2 Ke5 37. b3 Re4+ 38. Kf3 g5 39. g4 Rf4+ 40. Ke3 Rce4+ 41. Kd3 Rxf2 42. Rc5+ Kf4 43. g3+ Kf3 44. Rc7 Re3+ 45. Kd4 e5+ 46. Kc5 Kxg4 47. Rxa7 e4 48. Kxb5 Rxg3 0-1 | ||||
|
2024.01.05
Irish Int Open 2024
|
||||
| 686476 | O'cuilleanain, Oisin (2101) | Sheehan, Conor (1674) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 Be6 8. g4 Be7 9. Ng3 d5 10. g5 Nxe4 11. Ncxe4 dxe4 12. Qxd8+ Bxd8 13. Nxe4 Bb6 14. Bg2 Nc6 15. Be3 Bxe3 16. fxe3 O-O-O 17. c3 Na5 18. Nc5 Bd5 19. e4 Bc6 20. Bf1 Bb5 21. b4 Bxf1 22. Rxf1 Nc4 23. Rxf7 Rd2 24. Rd1 Rhd8 25. Rxd2 Rxd2 26. Rxg7 Rxa2 27. Rxh7 Ne3 28. g6 Ng2+ 29. Kd1 Ne3+ 30. Kc1 1-0 | ||||
|
2023.08.13
102nd ch-IRL 2023
|
||||
| 854602 | O'cuilleanain, Oisin (2097) | Murchadha, Oissine (1875) | 1-0 | |
| 1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. Nc3 d6 7. d3 Nc6 8. Rb1 a5 9. a3 h6 10. b4 axb4 11. axb4 e5 12. b5 Ne7 13. Bb2 g5 14. Nd2 c6 15. Qb3 Be6 16. Ra1 Qc7 17. Rfc1 Ng6 18. Rxa8 Rxa8 19. Nd5 Bxd5 20. cxd5 c5 21. Nc4 Rd8 22. Ra1 Qf7 23. Ra7 f4 24. Qa2 Rd7 25. Ra8+ Bf8 26. Nb6 Rc7 27. Bc3 h5 28. Ba5 h4 29. g4 h3 30. Bf3 Qh7 31. Nc4 Rd7 32. Bd8 Rxd8 33. Rxd8 Qh4 34. Nxd6 Nxg4 35. Ne4 Nxh2 36. d6+ Kh7 37. Rd7+ Bg7 38. Qf7 Nxf3+ 39. exf3 h2+ 40. Kh1 Qh6 41. Nf6+ Kh8 42. Qg8# 1-0 | ||||
|
2023.08.12
102nd ch-IRL 2023
|
||||
| 854588 | Collins, Adam (2093) | O'cuilleanain, Oisin (2097) | 1/2-1/2 | |
| 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. a4 a5 7. Nc3 d5 8. Re1 Bf5 9. Ne5 Nbd7 10. Bf4 c6 11. Nxd7 Qxd7 12. Be5 Rfd8 13. Nb1 h5 14. h4 Ng4 15. Bxg7 Kxg7 16. Nd2 Qd6 17. c3 Qf6 18. Nf3 Rd7 19. Qd2 Be4 20. Qg5 Re8 21. Qxf6+ Kxf6 22. Bh3 Rc7 23. Bxg4 hxg4 24. Ne5 Bf5 25. f3 gxf3 26. exf3 Kg7 27. g4 Bc8 28. Kf2 b6 29. Re3 Ba6 30. f4 c5 31. Rd1 cxd4 1/2-1/2 | ||||
|
2023.08.11
102nd ch-IRL 2023
|
||||
| 854574 | O'cuilleanain, Oisin (2097) | Nemeth, Zalan (2240) | 1-0 | |
| 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 d6 5. d3 Be7 6. Nd2 Nf6 7. Nf1 Bg4 8. f3 Be6 9. Ne3 a6 10. a4 O-O 11. O-O Nd4 12. Ncd5 Rb8 13. Bd2 b5 14. axb5 axb5 15. Nxf6+ Bxf6 16. Bd5 Bg5 17. Bxe6 Bxe3+ 18. Bxe3 Nxe6 19. c3 d5 20. Qc2 d4 21. cxd4 exd4 22. Bd2 Qb6 23. b3 Rfc8 24. Qa2 Qc6 25. f4 c4 26. bxc4 Nc5 27. Qc2 bxc4 28. Qxc4 Qd7 29. Qd5 Qxd5 30. exd5 Nxd3 31. Ba5 Rb2 32. Rab1 Ra2 33. Bc7 Kf8 34. d6 Ke8 35. Rbd1 Nc5 36. Rfe1+ Kd7 37. Re7+ Kc6 38. Rxd4 Ne6 39. Rd1 Nxc7 40. dxc7 Ra7 41. Rxf7 Rcxc7 42. Rc1+ Kd6 43. Rfxc7 Rxc7 44. Rxc7 Kxc7 45. Kf2 Kd6 46. Ke3 Kd5 47. g4 g6 48. Kd3 Ke6 49. Ke4 Kf6 50. Kd5 h5 51. h3 hxg4 52. hxg4 Kf7 53. Ke5 Ke7 54. g5 1-0 | ||||
|
2023.08.10
102nd ch-IRL 2023
|
||||
| 854557 | Carroll, Peter (2100) | O'cuilleanain, Oisin (2097) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 a5 7. O-O O-O 8. h3 a4 9. Bg5 a3 10. b3 h6 11. Be3 Bb4 12. Bd2 Be6 13. Re1 Re8 14. Nb5 Ra5 15. c4 Ra8 16. d4 Bxd2 17. Qxd2 exd4 18. Nfxd4 Bd7 19. Nc2 Qc8 20. Kh2 Re5 21. f4 Rh5 22. f5 Ne5 23. Ne3 Bc6 24. Nc3 Qd8 25. Qe2 Rg5 26. h4 Nfg4+ 27. Nxg4 Rxg4 28. Bh3 h5 29. Bxg4 hxg4 30. Rf1 Qf6 31. Qe3 Re8 32. Rae1 Nf3+ 33. Rxf3 gxf3 34. Qxf3 g6 35. Rf1 gxf5 36. Nd5 Bxd5 37. cxd5 Re5 38. exf5 Kf8 39. Kg2 Qe7 40. f6 Re2+ 41. Rf2 Rxf2+ 42. Qxf2 Qe4+ 43. Qf3 Qc2+ 44. Kh3 Qb1 45. h5 b5 46. Kg4 Qb2 47. Qf5 Qe2+ 48. Kh3 1-0 | ||||
|
2023.08.09
102nd ch-IRL 2023
|
||||
| 854544 | O'cuilleanain, Oisin (2097) | Daly, C (2181) | 1-0 | |
| 1. c4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 e5 5. Nc3 Nc6 6. O-O f5 7. d3 h6 8. Rb1 Nf6 9. b4 O-O 10. b5 Ne7 11. a4 Be6 12. Ba3 Rc8 13. a5 b6 14. Ne1 g5 15. Nc2 Qe8 16. Nb4 f4 17. Ncd5 Nf5 18. Nxf6+ Bxf6 19. Nc6 Ra8 20. Nb4 Rc8 21. Nd5 Bg7 22. axb6 axb6 23. Bb2 Kh8 24. Ra1 h5 25. Ra7 Bxd5 26. Bxd5 g4 27. Qd2 h4 28. gxf4 exf4 29. Bb7 Rb8 30. Be4 Qe7 31. Qxf4 Bxb2 32. Bxf5 Qg7 33. Kh1 Rbe8 34. e4 Be5 35. Qxg4 Qxg4 36. Bxg4 Re7 37. Bf5 Rg8 38. h3 Bd4 39. Bg4 Rf8 40. f4 Be5 41. f5 Kg7 42. Rf2 Kf6 43. Kg2 Bg3 44. Rd2 Bf4 45. Rd1 Be3 46. Kf3 Bd4 47. Rd2 Ke5 48. Rda2 Bc3 49. Ra8 Rff7 50. Bh5 Rf6 51. R8a3 Kd4 52. Rc2 Bb4 53. Rb3 Bc5 54. Rg2 Rh7 55. Bg6 Rh8 56. e5 Rxg6 57. fxg6 Kxe5 58. g7 Rg8 59. Rg4 Kf6 60. d4 1-0 | ||||
|
2023.08.08
102nd ch-IRL 2023
|
||||
| 854534 | Sheahan, Ben (1967) | O'cuilleanain, Oisin (2097) | 0-1 | |
| 1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Bf6 10. Qd3 d5 11. Bf4 c5 12. Be5 Bxe5 13. dxe5 Nd7 14. Rfd1 d4 15. Ng5 Qxg5 16. Bxb7 Rab8 17. f4 Nxe5 18. Qe4 Qe7 19. Qxe5 Rxb7 20. Rd2 Rd7 21. Rad1 Rfd8 22. Qe4 Qf6 23. Rd3 g6 24. Kg2 Qe7 25. b3 a6 26. R1d2 Rd6 27. Rc2 Qc7 28. Kg1 Kg7 29. a3 Qc6 30. Qxc6 Rxc6 31. Kf2 Re8 32. e3 dxe3+ 33. Kxe3 e5 34. fxe5 Rxe5+ 35. Kf2 Rf6+ 36. Kg2 Re1 37. h4 h5 38. Rf2 Rxf2+ 39. Kxf2 Rb1 40. a4 Kf8 41. Re3 Rb2+ 42. Kf3 f6 43. Rd3 Ke7 44. Re3+ Kd6 45. Rd3+ Ke5 46. Rd5+ Ke6 47. Rd3 g5 48. hxg5 fxg5 49. Ke4 Rg2 50. Kf3 Rb2 51. Ke4 Rf2 52. Rd5 Re2+ 53. Kf3 Re5 54. Rd8 g4+ 55. Kf2 Rf5+ 56. Kg2 Rf3 57. Rb8 Rxb3 58. a5 Rb2+ 59. Kf1 Ke5 60. axb6 Kd4 61. b7 Kxc4 62. Ke1 a5 63. Kd1 a4 64. Ra8 Rxb7 65. Rxa4+ Kd3 66. Ra3+ Ke4 67. Ra5 Kf3 68. Rxc5 Kxg3 69. Rxh5 Re7 0-1 | ||||
|
2023.08.07
102nd ch-IRL 2023
|
||||
| 854515 | O'cuilleanain, Oisin (2097) | Ivanov, Andrey A. (1900) | 1/2-1/2 | |
| 1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 O-O 9. Qd2 Nc6 10. Rc1 cxd4 11. cxd4 Bg4 12. d5 Bxf3 13. gxf3 Ne5 14. Be2 Rc8 15. f4 Nd7 16. O-O Rxc1 17. Rxc1 b6 18. Qc2 f5 19. e5 g5 20. Qc7 gxf4 21. Bxf4 Nc5 22. Qxd8 Rxd8 23. Re1 a6 24. Rd1 Ne4 25. Rc1 Nc5 26. Bg3 Kf8 27. Bf3 Nd3 28. Rc6 f4 29. Be4 fxg3 30. Bxd3 gxf2+ 31. Kxf2 Bxe5 32. Bxa6 Rxd5 33. Bc4 Rd2+ 34. Ke3 Rxh2 35. Rxb6 Rh4 36. Rc6 Bd6 37. a4 Rh3+ 38. Ke4 Ra3 1/2-1/2 | ||||
|
2023.08.06
102nd ch-IRL 2023
|
||||
| 854494 | Baburin, A (2379) | O'cuilleanain, Oisin (2097) | 1-0 | |
| 1. d4 Nf6 2. Nf3 e6 3. Bg5 b6 4. e4 h6 5. Bxf6 Qxf6 6. Nc3 Bb4 7. Bd3 Bb7 8. O-O Bxc3 9. bxc3 O-O 10. Ne5 d6 11. Ng4 Qe7 12. f4 Nd7 13. e5 f5 14. exf6 Nxf6 15. Qe2 Rae8 16. Bg6 Rd8 17. Rae1 Bc8 18. f5 Nxg4 19. Qxg4 exf5 20. Rxe7 fxg4 21. Rxc7 Rxf1+ 22. Kxf1 a6 23. Kf2 Be6 24. a3 Rf8+ 25. Kg3 Bf5 26. Bxf5 Rxf5 27. Rc6 Ra5 28. Kxg4 Rxa3 29. Kf5 Kh7 30. d5 b5 31. Ke6 Ra2 32. Kxd6 Rxc2 33. Kc7 Rf2 34. d6 Rf7+ 35. d7 a5 36. Kc8 Rf8+ 37. d8=Q Rxd8+ 38. Kxd8 b4 39. cxb4 axb4 40. Rb6 1-0 | ||||
|
2023.08.05
102nd ch-IRL 2023
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| 854488 | O'cuilleanain, Oisin (2097) | Fox, An (1896) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a3 Be6 8. Nbd2 Bxc4 9. Nxc4 h6 10. b4 b5 11. Ncd2 Re8 12. c4 bxc4 13. Nxc4 a6 14. Bb2 Bf8 15. Qc2 Qd7 16. Ne3 Rac8 17. Qc4 Nb8 18. a4 c6 19. Qb3 Qe6 20. Qxe6 Rxe6 21. Rec1 Ree8 22. Nc4 Nfd7 23. Ba3 d5 24. Ne3 d4 25. Nc4 Re6 26. Nfd2 g6 27. Nb3 f5 28. f3 h5 29. Kf1 Bh6 30. Rcb1 fxe4 31. fxe4 Rf8+ 32. Ke2 Ref6 33. Rf1 Rxf1 34. Rxf1 Rxf1 35. Kxf1 Kf7 36. Ke2 Ke6 37. Nca5 Bg5 38. Kd1 Be7 39. h3 Nb6 40. Nc5+ Bxc5 41. bxc5 Nxa4 42. Bb4 Nd7 43. Nb7 Ke7 44. Kc2 h4 45. Kb3 Nc3 46. Bxc3 dxc3 47. Kxc3 Nf6 48. Na5 Kd7 49. Nc4 Ke6 50. Kb4 Nh5 51. Ka5 Nf4 52. Kb6 Nxd3 53. Kxc6 Nf2 54. Kb6 Nxe4 55. c6 Nc3 56. Kxa6 Nd5 57. Kb7 e4 58. Ne3 Ne7 59. c7 Ke5 60. Nc4+ Kd4 61. Na5 Kd3 62. Nc6 e3 63. Nxe7 e2 64. c8=Q e1=Q 65. Qd7+ Kc2 66. Qc6+ Kb2 67. Nd5 Qd2 68. Nb6 Qg5 69. Ka6 Qg3 70. Na4+ Kb3 71. Nc5+ Kb2 72. Qb5+ Kc2 73. Qe2+ Kb1 74. Qd3+ Qxd3+ 75. Nxd3 Kc2 76. Ne5 g5 77. Nf3 Kd3 78. Nxg5 Ke3 79. Nf3 Kf2 80. Nxh4 Kg3 81. Nf5+ Kxg2 82. h4 Kf3 83. h5 1-0 | ||||
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2023.07.21
34th Czech Open A 2023
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| 878075 | Pantzar, Milton (2442) | O'cuilleanain, Oisin (2130) | 1-0 | |
| 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. cxd5 exd5 5. Nc3 c6 6. Qc2 Be7 7. Bg5 O-O 8. e3 Re8 9. Bd3 h6 10. Bf4 a5 11. h3 b5 12. Ne5 Ba6 13. O-O Qb6 14. Rac1 Rc8 15. Bf5 Rd8 16. Bxh6 b4 17. Be6 fxe6 18. Bxg7 Ne8 19. Bh6 Bf6 20. Qg6+ Bg7 21. Qxe6+ Kh7 22. Qg6+ Kg8 23. Nxd5 Qb7 24. Qe6+ Kh7 25. Ne7 1-0 | ||||
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2023.07.19
Slovakia Chess Open 2023
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| 879268 | O'cuilleanain, Oisin (2130) | Kolb, Tobias (2325) | 0-1 | |
| 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bxf6 Qxf6 8. Qb3 c5 9. dxc5 Bxc3+ 10. Qxc3 Qxc3+ 11. bxc3 O-O 12. Nf3 Be6 13. Nd4 Rc8 14. Kd2 Nd7 15. c6 bxc6 16. Be2 c5 17. Nxe6 fxe6 18. Bb5 Nf6 19. f3 Rab8 20. Rab1 Rb6 21. Bd3 Rcb8 22. a4 Rb2+ 23. Bc2 a5 24. Rxb2 Rxb2 25. Rb1 Rxb1 26. Bxb1 Kf7 27. c4 Ke7 28. cxd5 exd5 29. Kc3 Kd6 30. e4 Nd7 31. h4 Nb6 32. Bc2 Ke5 33. exd5 Nxd5+ 34. Kc4 Ne3+ 35. Kxc5 Nxc2 36. Kb5 Kd6 37. Kxa5 Kc7 38. g4 Ne1 39. f4 Ng2 40. Kb5 Nxh4 41. Kc5 Ng2 42. g5 Nxf4 43. gxh6 gxh6 44. Kd4 h5 45. Ke4 Ng6 46. Kf5 h4 0-1 | ||||
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2023.07.18
Slovakia Chess Open 2023
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| 879235 | Reuker, Jari (2428) | O'cuilleanain, Oisin (2130) | 1/2-1/2 | |
| 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Nc3 b6 7. cxd5 exd5 8. g3 Ba6 9. Bxa6 Nxa6 10. d4 c6 11. Rc1 Rc8 12. Ne2 Re8 13. O-O Bd6 14. Qd3 Nb4 15. Qb1 a5 16. a3 Na6 17. Qd3 Nb8 18. Rc2 Qe7 19. a4 Ne4 20. Rfc1 Qb7 21. Nf4 Na6 22. Re2 Nb4 23. Qd1 Qd7 24. Nd3 Qf5 25. Nh4 Qh3 26. Nxb4 Bxb4 27. Ng2 Bd6 28. Nf4 Bxf4 29. exf4 Re6 30. Qf1 Qf5 31. f3 Nf6 32. Re5 Rxe5 33. fxe5 Nd7 34. Kg2 Nf8 35. Qe2 Ne6 36. Qe3 h5 37. h4 Kh7 38. Rd1 c5 39. dxc5 Rxc5 40. Rd2 g5 41. Bd4 Rc1 42. Bxb6 gxh4 43. Qd3 Qxd3 44. Rxd3 Rc2+ 45. Kh3 Ng5+ 46. Kxh4 Kg6 47. g4 Rh2+ 48. Kg3 Rh3+ 49. Kf4 Ne6+ 50. Ke3 hxg4 51. Bxa5 Rxf3+ 52. Kd2 Rxd3+ 53. Kxd3 Kf5 54. Be1 Kxe5 55. Bg3+ Nf4+ 56. Kd2 Ke4 57. a5 d4 58. Bxf4 Kxf4 59. a6 g3 60. Ke2 d3+ 61. Kxd3 g2 62. a7 g1=Q 63. a8=Q Qb1+ 64. Kc3 Qc1+ 65. Kd3 Qe3+ 66. Kc4 f5 67. b4 Qc1+ 68. Kb5 Ke3 69. Qe8+ Kf2 70. Qe5 f4 71. Qc5+ Qxc5+ 72. bxc5 1/2-1/2 | ||||
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2023.07.17
Slovakia Chess Open 2023
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| 879202 | Kucharska, Honorata (2246) | O'cuilleanain, Oisin (2130) | 0-1 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 d6 7. c3 g6 8. O-O Bg7 9. Re1 O-O 10. Nbd2 h6 11. Nf1 d5 12. Qe2 Re8 13. a4 Bb7 14. Ng3 Na5 15. Bc2 c5 16. b4 dxe4 17. dxe4 cxb4 18. cxb4 Nc6 19. Bb2 Nxb4 20. Red1 Qb6 21. Bb3 Nc6 22. Rab1 b4 23. Qc4 Re7 24. Rd6 Rd8 25. Rxd8+ Qxd8 26. Rd1 Qe8 27. Qc5 Rd7 28. Rxd7 Nxd7 29. Qd6 Kh7 30. h4 Bf8 31. Qc7 Qc8 32. Qxc8 Bxc8 33. Bxf7 Nc5 34. Nxe5 Nxe5 35. Bxe5 Nxa4 36. h5 g5 37. Nf5 Nc5 38. f3 a5 39. Bd4 a4 40. Ne3 Be6 41. Bg6+ Kg8 42. Nd5 Bxd5 43. exd5 a3 44. Bf5 a2 45. d6 Bg7 0-1 | ||||
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2023.07.16
Slovakia Chess Open 2023
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| 890097 | O'cuilleanain, Oisin (2130) | Warchol, Kamil (2010) | 1-0 | |
| 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 d5 5. cxd5 Nxd5 6. g3 Be7 7. Bg2 Be6 8. O-O O-O 9. Bd2 h6 10. Rc1 Qd7 11. a3 Rad8 12. b4 a6 13. Na4 f5 14. Nc5 Bxc5 15. Rxc5 e4 16. Ne1 Nf6 17. Bc3 exd3 18. Nxd3 Ne4 19. Qa1 Nxc3 20. Qxc3 Nd4 21. Nf4 g5 22. e3 Nb5 23. Rxb5 axb5 24. Ng6 Qg7 25. Qxg7+ Kxg7 26. Nxf8 Kxf8 27. Bxb7 Rd3 28. Rc1 Rxa3 29. Rxc7 Rb3 30. Rh7 Rxb4 31. Rxh6 Kf7 32. Rh7+ Kf6 33. Rc7 Rb1+ 34. Kg2 b4 35. Rc5 Rd1 36. Rb5 b3 37. Rb6 Ke7 38. h4 gxh4 39. gxh4 Bf7 40. Bf3 Rd6 41. Rb4 Ra6 42. Kg3 Kd6 43. h5 Ke5 44. Rb7 Bg8 45. Bd1 f4+ 46. exf4+ Kd4 47. Bxb3 Ra3 48. h6 Bxb3 49. Kh4 Bc2 50. h7 Ra8 51. f5 Ke5 52. Kg5 Rh8 53. f4+ Ke4 54. f6 Kd5 55. f5 Ke5 56. Re7+ Kd6 57. Kg6 Ra8 58. Kg7 1-0 | ||||
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2023.07.15
Slovakia Chess Open 2023
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| 890051 | Pasti, Aron (2336) | O'cuilleanain, Oisin (2130) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be2 Be7 8. O-O O-O 9. a5 Qc7 10. Qd3 Nbd7 11. Qg3 Re8 12. Be3 Nc5 13. f3 g6 14. Nb3 Nxb3 15. cxb3 Bd7 16. Bb6 Qb8 17. f4 Bc6 18. f5 d5 19. e5 Nd7 20. fxe6 fxe6 21. Bd4 Bf8 22. Bg4 Bg7 23. Rae1 Qc7 24. b4 Re7 25. h4 Rf8 26. Rxf8+ Nxf8 27. Bc5 Re8 28. Bd6 Qd8 29. Ne2 b6 30. Nd4 Bd7 31. Ra1 bxa5 32. bxa5 Qc8 33. b4 Qb7 34. Qf2 Rc8 35. Rf1 h5 36. Be2 Ba4 37. Ra1 Bc2 38. b5 Be4 39. bxa6 Qb2 40. Rf1 Rc1 41. Bxf8 Bxe5 42. Bc5 Rxf1+ 43. Qxf1 Bxd4+ 44. Bxd4 Qxd4+ 45. Qf2 Qa1+ 46. Kh2 Qxa5 47. Qf4 Qa2 48. Bf1 Qa1 49. Qb8+ Kf7 50. a7 d4 51. Qf4+ Ke7 52. Qxe4 Qxa7 53. Qxg6 Qc5 54. Qg5+ Qxg5 55. hxg5 Kf7 56. Bd3 1-0 | ||||
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2023.07.14
Slovakia Chess Open 2023
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| 890020 | O'cuilleanain, Oisin (2130) | Maryasin, B (2266) | 1-0 | |
| 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 Bd7 11. Nb3 Bb6 12. Nfd4 O-O 13. Ba3 Rfc8 14. Nb5 Ne5 15. Nd6 Rxc3 16. Bb2 Bxf2+ 17. Kxf2 Neg4+ 18. Kg1 Rc2 19. Rd2 Rxd2 20. Nxd2 Nd5 21. N2c4 Bc6 22. Na5 Rd8 23. Ndc4 Nge3 24. Nxe3 Nxe3 25. Nxc6 bxc6 26. Bxc6 Rd2 27. Bc3 Rc2 28. Rb1 f6 29. Rb8+ Kf7 30. Be8+ 1-0 | ||||
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2023.07.13
Slovakia Chess Open 2023
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| 889986 | Shirinyan, Daniel (2055) | O'cuilleanain, Oisin (2130) | 1/2-1/2 | |
| 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. h3 Re8 11. Qf3 c6 12. Bf4 Be6 13. a3 Bd6 14. Bxd6 Qxd6 15. Qg3 Qxg3 16. fxg3 Reb8 17. b3 c5 18. Na4 Nd7 19. Rfe1 a5 20. Kf2 Ra7 21. g4 h6 22. Rad1 Rc7 23. Bf5 Nf8 24. Nc3 d4 25. Ne2 a4 26. b4 Bxf5 27. gxf5 cxb4 28. Nxd4 bxa3 29. Re3 a2 30. Ra1 Rc4 31. c3 Rb2+ 32. Re2 a3 33. Rxa2 Rxa2 34. Rxa2 Rxc3 35. Nb5 Rc5 36. Nxa3 Rxf5+ 37. Kg1 Ra5 38. Ra1 Kh7 39. Nc2 Rxa1+ 40. Nxa1 Kg6 41. Kf2 Kf5 42. Ke3 Ne6 43. Nc2 h5 44. g3 Ng5 45. g4+ hxg4 46. Nd4+ Kg6 47. hxg4 Ne6 48. Nf3 Kf6 49. Kf2 Ng5 50. Nh2 Ke5 51. Ke3 Kf6 52. Kf4 Ne6+ 53. Kg3 Ke5 54. Nf3+ Ke4 55. Nd2+ Kd3 56. Nf3 f6 57. Nh4 Ke4 58. Nf5 Ke5 59. Ne3 Nc5 60. Nf5 Ne6 61. Ne3 Ke4 62. Nf5 Kd3 63. Nd6 Ke2 64. Nf5 g5 65. Nd6 Nc5 66. Nf5 Ne4+ 67. Kg2 Nd2 68. Ne7 Nf1 69. Ng8 Ne3+ 70. Kg3 Nd5 71. Nh6 Ne7 72. Nf7 Ke3 73. Nd6 Ke2 74. Ne4 Nd5 75. Nd6 Nc3 76. Nf5 Ne4+ 77. Kg2 Nd2 78. Ne7 Nf1 79. Ng8 Ne3+ 80. Kg3 Nd5 81. Nh6 Nc3 82. Nf5 Kf1 83. Kf3 Kg1 84. Nh6 Nd5 85. Ke4 Ne7 86. Nf5 Ng8 87. Ke3 Kh2 88. Kf2 1/2-1/2 | ||||
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2023.07.12
Slovakia Chess Open 2023
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| 889954 | O'cuilleanain, Oisin (2130) | Arvind Ramnath Iyer (1923) | 1/2-1/2 | |
| 1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c5 7. d3 Nc6 8. a3 a6 9. Rb1 Rb8 10. Nd2 Ne8 11. e3 Bd7 12. Qc2 b5 13. cxb5 axb5 14. b4 cxb4 15. axb4 Qc8 16. Nd5 e6 17. Qxc6 Bxc6 18. Ne7+ Kh8 19. Nxc8 Bxg2 20. Kxg2 Rxc8 21. Bb2 Bxb2 22. Rxb2 Nf6 23. Ra1 Ra8 24. Rba2 Rxa2 25. Rxa2 Nd5 26. d4 Nxb4 27. Rb2 Nc6 28. Rxb5 Rb8 29. Rxb8+ Nxb8 30. Kf3 d5 31. Nb3 Nc6 32. Ke2 Kg7 33. Kd2 Kf6 34. Kc3 Ke7 35. g4 f6 36. Nd2 Kd6 37. Nf3 g5 38. Nd2 e5 39. Nf3 e4 40. Nd2 Ne7 41. Kb4 f5 42. h3 fxg4 43. hxg4 Ng8 44. f3 Nf6 45. fxe4 dxe4 46. Kc4 Ke6 47. Kc5 Nxg4 48. Nc4 Nf6 1/2-1/2 | ||||
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2023.07.11
Slovakia Chess Open 2023
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| 889897 | Jablonicky, Martin (2400) | O'cuilleanain, Oisin (2130) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. O-O e5 6. c3 Nf6 7. d4 cxd4 8. cxd4 exd4 9. Nxd4 Bd7 10. Nc3 Be7 11. Bf4 O-O 12. Re1 c5 13. Ndb5 Bxb5 14. Nxb5 Qb6 15. Nxd6 Rfd8 16. e5 Ne8 17. Qd5 Bxd6 18. exd6 Qxb2 19. Rab1 Qf6 20. Bg5 Qg6 21. Bxd8 Rxd8 22. d7 Nf6 23. Rb8 1-0 | ||||
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2023.07.09
6th Bohumin Open 2023
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| 900491 | Chylewski, Patryk (2290) | O'cuilleanain, Oisin (2130) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 e5 6. Bc2 d5 7. exd5 Qxd5 8. d3 Be7 9. O-O O-O 10. Qe2 h6 11. Nbd2 Bf5 12. Nc4 e4 13. dxe4 Bxe4 14. Bxe4 Qxe4 15. Re1 Qxe2 16. Rxe2 Rfe8 17. Bf4 Nd5 18. Bg3 b5 19. Nce5 Nxe5 20. Rxe5 Nb6 21. Rae1 Kf8 22. Rxe7 Rxe7 23. Bd6 Re8 24. Bxc5 Na4 25. Bd6 Nxb2 26. Nd4 Nc4 27. Bc5 Nb6 28. Nxb5 Nc8 29. Nd4 Kg8 30. Bxe7 Rxe7 31. Rxe7 Nxe7 32. c4 Kf8 33. Kf1 Ng6 34. Ke2 Nf4+ 35. Kf3 Nd3 36. Ke3 Ne5 37. c5 Ke7 38. Ke4 f6 39. f4 Nc4 40. Nc6+ Kd7 41. Nxa7 Na3 42. Kf5 g5 43. fxg5 fxg5 44. Kg6 Nc2 45. Kxh6 Ne1 46. Kxg5 Nxg2 47. h4 Nxh4 48. Kxh4 Kc7 49. Nb5+ Kc6 50. Nc3 Kxc5 51. a4 1-0 | ||||
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2023.07.08
6th Bohumin Open 2023
|
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| 900462 | O'cuilleanain, Oisin (2130) | Drazic, S (2374) | 0-1 | |
| 1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. c3 Qc7 5. Be2 d6 6. O-O Nd7 7. Re1 b6 8. Bf1 Bb7 9. h3 a6 10. Bf4 e5 11. Bd2 Ngf6 12. d5 O-O 13. c4 Kh8 14. a4 a5 15. Na3 Qd8 16. Nb5 Qe7 17. Qc2 Ng8 18. Ra3 Nb8 19. Qc1 Bc8 20. g3 Na6 21. Re2 Bd7 22. Bg2 Rae8 23. Qd1 Bc8 24. Kh2 Nb4 25. Ng1 Qd8 26. f4 f5 27. Nf3 h6 28. fxe5 dxe5 29. exf5 gxf5 30. Rae3 e4 31. Nh4 Kh7 32. Bxb4 axb4 33. Qc2 Be5 34. Nxf5 Nf6 35. Rf2 Nh5 36. Bxe4 Qg5 37. h4 Qg4 38. Qe2 Qxe2 39. Rexe2 Bxf5 40. Bxf5+ Rxf5 41. Rxf5 Bxg3+ 42. Kh3 Rxe2 43. Rxh5 Kg6 44. Kxg3 Kxh5 45. Nc7 Kg6 46. d6 Kf7 47. Kf4 b3 48. Kf5 Rxb2 49. Nd5 Ke8 50. Nxb6 Rd2 0-1 | ||||
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2023.07.07
6th Bohumin Open 2023
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| 900438 | Mroziak, M (2338) | O'cuilleanain, Oisin (2130) | 0-1 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. O-O Nc5 9. f4 Be7 10. Qf3 O-O 11. f5 e5 12. Nde2 b5 13. Bg5 Nxb3 14. axb3 Bb7 15. Bxf6 Bxf6 16. Rfd1 Qc7 17. b4 Rfd8 18. Ng3 a5 19. bxa5 Rxa5 20. Rxa5 Qxa5 21. Nh5 b4 22. Nxf6+ gxf6 23. Nd5 Bxd5 24. exd5 Qc5+ 25. Qf2 Rc8 26. Rd2 Kg7 27. Qxc5 Rxc5 28. Kf2 Kh6 29. g4 Kg5 30. Kg3 h5 31. gxh5 Kxh5 32. h4 Rc4 33. Rh2 Rd4 34. Rh1 Rxd5 35. Ra1 Rd4 36. Ra6 Rg4+ 37. Kf3 Rf4+ 38. Kg3 Rxf5 39. Rxd6 e4 40. Rd4 Re5 41. Kf2 f5 42. Rxb4 f4 43. Ra4 e3+ 44. Ke2 Kg4 0-1 | ||||
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2023.07.06
6th Bohumin Open 2023
|
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| 900417 | O'cuilleanain, Oisin (2130) | Sharon, Rafael (1934) | 1-0 | |
| 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 b5 6. Qc2 Bb7 7. g3 e6 8. Bg2 Nbd7 9. O-O Be7 10. Nc3 O-O 11. Bg5 Rc8 12. Ne5 h6 13. Nxd7 Nxd7 14. Bxe7 Qxe7 15. Rfd1 f5 16. Qd2 Nb6 17. e3 Rfd8 18. Qe1 b4 19. Ne2 c5 20. Bxb7 Qxb7 21. dxc5 Nc4 22. Rxd8+ Rxd8 23. Nd4 Ne5 24. c6 Nxc6 25. Nxc6 Qxc6 26. Qxb4 Qc2 27. Qb3 Qe4 28. Rd1 Rc8 29. Qd3 Qf3 30. Qd7 Kh7 31. Rf1 Rc2 32. Qxe6 Rxb2 33. Qa6 Qd5 34. Qxa7 Rxa2 35. Qb8 Ra4 36. Qb2 Ra2 37. Qc3 Qe4 38. Qc5 Qf3 39. Qf8 Ra4 40. Qd8 Rb4 41. Qd2 Ra4 42. Rc1 Ra3 43. Qb2 Rd3 44. Ra1 Rd7 45. Qb5 Rd2 46. Qf1 Rb2 47. Qg2 Qe2 48. h3 Rd2 49. g4 Rd1+ 50. Rxd1 Qxd1+ 51. Kh2 fxg4 52. hxg4 Qe1 53. Qe4+ Kh8 54. Kg2 Qd1 55. Qf3 Qd6 56. Qf5 Qc6+ 57. e4 Qb7 58. Qd5 Qc8 59. Qf5 Qb7 60. Qf8+ Kh7 61. Qf3 Qc7 62. Qf5+ Kh8 63. e5 Qc6+ 64. Qf3 Qc8 65. Qe4 Qe6 66. Kg3 Qb3+ 67. Qf3 Qb8 68. Qf4 Qb3+ 69. Kg2 Qd5+ 70. Kh2 Kg8 71. Qf5 Qc5 72. Qe6+ Kf8 73. Kg2 Qb4 74. Qf5+ Ke7 75. Qg6 Qb7+ 76. Kh2 Kf8 77. Qd6+ Kg8 78. e6 Qf3 79. Qg3 Qe2 80. Qb8+ Kh7 81. Qb1+ Kh8 82. Qf5 Qd2 83. Kg2 Qd6 84. Qe4 Qe7 85. Qd5 Kg8 86. Kh3 Kf8 87. Qa8+ Qe8 88. Qxe8+ Kxe8 89. f4 Ke7 90. f5 Kf6 91. Kh4 Ke7 92. g5 g6 93. gxh6 1-0 | ||||
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2023.07.05
6th Bohumin Open 2023
|
||||
| 900391 | Kubik, Rafal (1962) | O'cuilleanain, Oisin (2130) | 1/2-1/2 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O Bb6 7. Re1 h6 8. a4 a5 9. Nbd2 Ne7 10. Nf1 Ng6 11. Ng3 O-O 12. h3 Re8 13. Bb3 Be6 14. d4 Bxb3 15. Qxb3 d5 16. Nxe5 Nxe5 17. dxe5 Nxe4 18. Nxe4 Rxe5 19. Be3 Rxe4 20. Bxb6 cxb6 21. Rxe4 dxe4 22. Re1 Qf6 23. Qd5 Rd8 24. Qxe4 Rd2 25. Re2 Rxe2 26. Qxe2 Qc6 27. Qg4 b5 28. axb5 Qxb5 29. Qc8+ Kh7 30. Qc7 f6 31. Qd8 a4 32. Qd4 f5 33. c4 Qb3 34. c5 Qc2 35. f3 Qb3 36. Kh2 Qe6 37. Qxa4 Qe5+ 38. Kh1 Qxc5 39. Qf4 b5 40. b4 Qd5 41. g4 Kg6 42. h4 fxg4 43. Qxg4+ Kh7 44. Kg2 Qe5 45. h5 Qe2+ 46. Kg3 Qe1+ 47. Kg2 Qe2+ 48. Kg3 Qc2 49. Qd4 Qb1 50. Qc5 Qe1+ 51. Kg4 Qe2 52. Qf5+ Kg8 53. Qc8+ Kf7 54. Qd7+ Kf6 55. Qd8+ Kf7 56. Qd7+ Kg8 57. Qc8+ 1/2-1/2 | ||||
|
2023.07.04
6th Bohumin Open 2023
|
||||
| 900358 | O'cuilleanain, Oisin (2130) | Sramek, Vojtech (2255) | 0-1 | |
| 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 d5 5. cxd5 exd5 6. d4 Nc6 7. Bg2 cxd4 8. Nxd4 Bc5 9. Nb3 Bb6 10. O-O d4 11. Na4 O-O 12. Bg5 Re8 13. Re1 h6 14. Bxf6 Qxf6 15. Nxb6 axb6 16. Bxc6 bxc6 17. Qxd4 Qd8 18. Qxd8 Rxd8 19. a3 Be6 20. Nc1 Rd2 21. Nd3 Bb3 22. Rac1 c5 23. Rc3 c4 24. Nc1 Rxb2 25. Nxb3 cxb3 26. Rd1 Rxa3 27. Rd6 Rc2 28. Rf3 Ra1+ 29. Kg2 b2 0-1 | ||||
|
2023.07.03
6th Bohumin Open 2023
|
||||
| 900341 | Malinowski, D (2001) | O'cuilleanain, Oisin (2130) | 0-1 | |
| 1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. d3 Nf6 7. Nge2 O-O 8. O-O Bg4 9. f3 Bd7 10. Be3 a6 11. Qd2 Rb8 12. a4 Ne8 13. Bh6 Bxh6 14. Qxh6 Nc7 15. Qd2 b5 16. axb5 axb5 17. b3 b4 18. Nd5 Ne6 19. Qb2 Ned4 20. Ndf4 Nxe2+ 21. Nxe2 Ra8 22. Rxa8 Qxa8 23. Ra1 Qb7 24. Qa2 Qc7 25. h3 Bc8 26. Kh2 Bb7 27. Qb2 e5 28. h4 Rb8 29. Bh3 Qd8 30. Ra2 Ra8 31. Qa1 Kf8 32. Rxa8 Qxa8 33. Qxa8+ Bxa8 34. Kg2 Ke7 35. Kf2 Na5 36. Nc1 Bc6 37. Ke2 Be8 38. Kd2 f6 39. Kc2 g5 40. hxg5 fxg5 41. g4 Nc6 42. Ne2 Nd4+ 43. Nxd4 exd4 44. Bf1 Kf6 45. Kd2 Ke5 46. Be2 Kf4 47. Ke1 Ke3 48. Kf1 Kd2 49. Kf2 Ba4 50. f4 gxf4 51. g5 Bxb3 52. Bg4 Bxc4 53. dxc4 b3 54. Bf5 b2 55. e5 d3 56. exd6 b1=Q 57. d7 Qe1+ 58. Kf3 Qe2+ 59. Kxf4 Qe3+ 60. Kg4 Qe7 61. Kh5 Ke3 0-1 | ||||
|
2023.07.02
6th Bohumin Open 2023
|
||||
| 906645 | O'cuilleanain, Oisin (2130) | Krajewska, K (1997) | 1-0 | |
| 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Neg5 Be7 7. Bd3 Nf6 8. Qe2 Bxf3 9. Qxf3 c6 10. c3 Nbd7 11. O-O Qc7 12. Re1 O-O 13. Qh3 h6 14. Ne4 Nxe4 15. Bxe4 f5 16. Bc2 Rf6 17. Bb3 Qd6 18. Rxe6 Rxe6 19. Qxf5 Nc5 20. Qxc5 Qd5 21. Bxd5 cxd5 22. Qxd5 1-0 | ||||
|
2023.07.01
6th Bohumin Open 2023
|
||||
| 906622 | Kozelsky, Marek (1903) | O'cuilleanain, Oisin (2130) | 1-0 | |
| 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 h6 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 O-O 8. Be2 a6 9. c5 Qe7 10. Ne5 Nfd7 11. Nxd7 Bxd7 12. f4 Nc6 13. O-O b6 14. Na4 Nb8 15. cxb6 Bxa4 16. Qxa4 cxb6 17. Rac1 Qd6 18. Bb5 Ra7 19. Rc2 Nd7 20. Bxd7 Qxd7 21. Qxd7 Rxd7 22. Rfc1 Rfd8 23. Rc6 Rd6 24. Rc7 R8d7 25. Rc8+ Kh7 26. Ra8 b5 27. b4 Kg6 28. Kf2 Rb7 29. Rc5 Kf6 30. Kf3 Ke7 31. g4 Kd7 32. Rg8 g6 33. Rh8 Ke7 34. Rxh6 a5 35. bxa5 Ra6 36. f5 Kf6 37. fxg6 fxg6 38. Kf4 Rxa5 39. g5+ Kg7 40. Ke5 Rxa2 41. Rc8 b4 42. Rch8 1-0 | ||||
|
2023.04.06
VII Semana Santa Alicante
|
||||
| 989419 | O'cuilleanain, Oisin (2122) | Kosakowski, Jakub (2479) | 0-1 | |
| 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nf6 7. exd5 cxd5 8. Bd3 Nc6 9. Ne2 Be7 10. c3 O-O 11. O-O Rc8 12. Re1 Na5 13. Ng3 Nc4 14. a4 Ne8 15. Qg4 Rc6 16. Nh5 Kh8 17. Re2 g6 18. Ng3 Ng7 19. Bh6 Rg8 20. Qf3 Nf5 21. Nxf5 gxf5 22. Bf4 Nd6 23. Be5+ Bf6 24. Qf4 Bxe5 25. Qxe5+ Rg7 26. Re3 Kg8 27. Rae1 Rg6 28. Rg3 Qb6 29. Re2 Qb3 30. Bc2 Qc4 31. b3 Qa6 32. Ree3 Qa5 33. h4 Kf8 34. h5 Rxg3 35. Rxg3 Ke7 36. Qe3 Qc7 37. h6 Ne4 38. Bxe4 f4 39. Qd2 fxg3 40. Qg5+ Kd7 41. Bd3 Rxc3 42. Bb5+ Kc8 43. Qg8+ Qd8 44. Qxf7 gxf2+ 45. Qxf2 Qd6 46. Qf7 a6 47. Qg8+ Kc7 48. Qxh7+ Kb6 49. Bf1 Qf4 50. Qg7 Rc1 0-1 | ||||
|
2023.02.19
John Bolger Cup Masters
|
||||
| 1009036 | O'cuilleanain, Oisin (2050) | Arnaudov, G (2450) | 0-1 | |
| 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 Nh6 6. Nf3 f6 7. Bd3 Bg4 8. O-O O-O 9. h3 Bxf3 10. Rxf3 e6 11. Be3 fxe5 12. fxe5 c5 13. Rxf8+ Bxf8 14. Qd2 Nf7 15. Rf1 cxd4 16. Qf2 Qe7 17. Bxd4 Nc6 18. Kh1 Nxd4 19. Qxd4 Bg7 20. Nxd5 exd5 21. Qxd5 Rf8 22. e6 Ne5 23. Rxf8+ Kxf8 24. Bb5 Bf6 25. Ba4 Qb4 26. Bb3 Qe1+ 27. Kh2 Ng4+ 28. hxg4 Be5+ 29. g3 Qxg3+ 30. Kh1 Qh2# 0-1 | ||||
|
2023.02.19
John Bolger Cup Masters
|
||||
| 1009044 | Venkatesan, Kavin (2184) | O'cuilleanain, Oisin (2050) | 0-1 | |
| 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Nbd7 7. g3 c6 8. Bg2 Bd6 9. O-O Ke7 10. b3 a5 11. Bb2 Nc5 12. Ba3 Ncd7 13. Bb2 Nc5 14. Ba3 Ncd7 15. Bxd6+ Kxd6 16. Rfd1+ Ke7 17. a3 Ne8 18. b4 axb4 19. axb4 Rxa1 20. Rxa1 Nc7 21. b5 cxb5 22. cxb5 Rd8 23. Nd2 Nc5 24. Nc4 f6 25. Nb6 Be6 26. Nba4 Nxa4 27. Rxa4 Nxb5 0-1 | ||||
|
2023.02.18
John Bolger Cup Masters
|
||||
| 1009035 | O'cuilleanain, Oisin (2050) | Daly, C (2235) | 1-0 | |
| 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Nf6 9. e5 Nd7 10. Re1 Be7 11. Qg4 g6 12. Nd1 h5 13. Qg3 Nc5 14. Bf1 a5 15. c4 Ba6 16. Qf3 Kf8 17. Nc3 Kg7 18. Be3 Qb8 19. cxd5 cxd5 20. Bxc5 Bxc5 21. Bxa6 Rxa6 22. Qf6+ Kg8 23. Nxd5 Ra7 24. Nc3 Be7 25. Qf3 Qxb2 26. Rab1 Qd2 27. Nb5 Rd7 28. Rbd1 Qb4 29. Qc6 Rxd1 30. Rxd1 Kg7 31. Nd6 Rd8 32. g3 Kf8 33. h4 a4 34. Kg2 a3 35. Rd3 Qb8 36. Rb3 Qa8 37. Rb7 Qa5 38. Nc8 Bb4 39. Rb5 Qa4 40. Nb6 Qd1 41. Rxb4 Qe1 42. Qe4 Rd1 43. Qxe1 Rxe1 44. Rb3 Ke7 45. Nc4 Rc1 46. Ne3 Rc5 47. Rxa3 Rxe5 48. Ra7+ Kf6 49. a4 Rc5 50. a5 e5 51. a6 Ra5 52. Nc4 Ra4 53. Nd6 1-0 | ||||
|
2023.01.13
21st Prague Open 2023
|
||||
| 1066323 | Ochedzan, Tymon (2236) | O'cuilleanain, Oisin (2064) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. Re1 O-O 9. d4 cxd4 10. cxd4 b5 11. a4 bxa4 12. Qxa4 e6 13. Nc3 Nb6 14. Qa6 Qd7 15. Bf4 Rfc8 16. Nb5 Ne8 17. Rec1 Nc7 18. Nxc7 Rxc7 19. Qxb6 axb6 20. Rxa8+ Bf8 21. Rxc7 1-0 | ||||
|
2023.01.12
21st Prague Open 2023
|
||||
| 1066313 | O'cuilleanain, Oisin (2064) | Krasovskiy, Kirill (2188) | 1-0 | |
| 1. d4 e6 2. Nf3 Nf6 3. c4 d5 4. g3 c6 5. Bg2 Nbd7 6. O-O Be7 7. Qc2 O-O 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Ne5 Qc8 12. Nxd7 Qxd7 13. Rd1 Nxe4 14. Bxe4 g6 15. h4 Bf6 16. Be3 Qe7 17. h5 Rfd8 18. Rd2 Rd7 19. a3 Rad8 20. Rad1 c5 21. dxc5 Rxd2 22. Rxd2 Rxd2 23. Bxd2 bxc5 24. b4 Bxe4 25. Qxe4 gxh5 26. b5 Bd4 27. Bh6 f5 28. Qa8+ Kf7 29. a4 h4 30. Kg2 hxg3 31. fxg3 Bc3 32. Qf3 Qf6 33. Bf4 Qd4 34. Qh5+ Ke7 35. Qxh7+ Ke8 36. Qg8+ Kd7 37. Qf7+ Kd8 38. Bg5+ Kc8 39. Qxe6+ Qd7 40. Qxd7+ Kxd7 41. Kf3 Ba5 42. Bf4 Kc8 43. Be5 Bd2 44. Bd6 Bb4 45. Kf4 Kb7 46. Kxf5 Kb6 47. g4 Ka5 48. g5 Bd2 49. g6 Bh6 50. Bxc5 Kxa4 51. Bxa7 1-0 | ||||
|
2022.08.30
Northumbria Masters 2022
|
||||
| 1193740 | O'cuilleanain, Oisin (2024) | Kumar, Sanjit S (1711) | 1/2-1/2 | |
| 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Qe7 7. Qxe7+ Bxe7 8. Bf4 c6 9. O-O O-O 10. Re1 Re8 11. Nc3 b6 12. Ne5 Nh5 13. Bd2 Bb7 14. h3 Nf6 15. Ne2 Nbd7 16. Ng3 g6 17. c4 Nxe5 18. dxe5 Nd7 19. cxd5 cxd5 20. Bb5 Red8 21. Rac1 Nc5 22. b4 Ne6 23. Bc6 Bxc6 24. Rxc6 Rac8 25. Rec1 Rxc6 26. Rxc6 Rd7 27. Kf1 Kg7 28. Ne2 d4 29. Nc1 d3 30. a3 Bg5 31. Nb3 Nd4 32. Rd6 Rxd6 33. exd6 Bxd2 34. Nxd4 Kf6 35. Nc6 Ke6 36. d7 Kxd7 37. Ne5+ Ke6 38. Nxd3 a5 39. Ke2 Bc3 40. bxa5 Bxa5 41. Nb2 b5 42. Kd3 Bb6 43. Nd1 Bc5 44. Nc3 Bxa3 45. Nxb5 Bc5 46. f4 Kf5 47. g3 h5 48. Ke2 h4 49. Kf3 hxg3 50. Kxg3 g5 51. fxg5 Kxg5 52. Nc3 f5 53. h4+ Kh5 1/2-1/2 | ||||
|
2022.08.30
Northumbria Masters 2022
|
||||
| 1193769 | Larkin, Benjamin (1872) | O'cuilleanain, Oisin (2024) | 1/2-1/2 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. Bxc6 dxc6 1/2-1/2 | ||||
|
2022.08.29
Northumbria Masters 2022
|
||||
| 1198965 | O'cuilleanain, Oisin (2024) | Cordova-Lopez, Diego Anton (1726) | 1-0 | |
| 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a5 11. O-O a4 12. f3 Be6 13. Nd5 Bxd5 14. exd5 Nd7 15. Bd4 Qa5 16. Rad1 Bxd4+ 17. Qxd4 Qc5 18. Rfe1 Rfc8 19. Bf1 Kf8 20. Kh1 Qxd4 21. Rxd4 Rc7 22. Rh4 Nf6 23. Kg1 Kg7 24. Rd4 Re8 25. Kf2 Nd7 26. Rde4 Nc5 27. R4e3 Kf8 28. g3 Ra8 29. Ra3 Ra6 30. Ree3 f6 31. Ke1 Rc8 32. Bh3 Rb8 33. Kd1 b6 34. Re1 Ra5 35. Rae3 Rb7 36. Bf1 Kf7 37. Kc2 Rba7 38. Kc3 Kf8 39. h4 Rc7 40. Kd2 Kf7 41. Be2 Ra8 42. h5 Rh8 43. Ra3 Rcc8 44. Bd1 Ra8 45. Rae3 Ra7 46. Bc2 Rb8 47. b4 axb3 48. axb3 Rbb7 49. b4 Na6 50. Rb3 b5 51. cxb5 Rxb5 52. hxg6+ hxg6 53. Ra1 Rxd5+ 54. Bd3 Ra8 55. b5 Nc7 56. Rxa8 Nxa8 57. b6 Nxb6 58. Rxb6 g5 59. Rb5 Rd4 60. Ke3 Ra4 61. Rb8 Ke6 62. Rc8 Rb4 63. Rc7 Kf7 64. Bc4+ Ke8 65. Be6 Rb8 66. Rc8+ Rxc8 67. Bxc8 Kf7 68. Kd4 e6 69. g4 Ke7 70. Kc4 Kf7 71. Kb5 f5 72. gxf5 exf5 73. Bxf5 Kf6 74. Bg4 Ke5 75. Kc4 d5+ 76. Kd3 Kd6 77. Kd4 Kc6 78. Be6 Kd6 79. Bxd5 g4 80. fxg4 1-0 | ||||
|
2022.08.29
Northumbria Masters 2022
|
||||
| 1198988 | Jones, Steven A (2210) | O'cuilleanain, Oisin (2024) | 1-0 | |
| 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Bd2 Qd7 11. Nc3 Na5 12. Ba2 b4 13. Nd5 Nxd5 14. exd5 c5 15. c3 b3 16. Bxb3 Nxb3 17. Qxb3 Rab8 18. Qc4 Rfc8 19. Rab1 f5 20. Nxe5 dxe5 21. d6+ Kh8 22. dxe7 e4 23. Bf4 Ra8 24. Qf7 Bd5 25. e8=Q+ Qxe8 26. Qxd5 1-0 | ||||
|
2022.08.28
Northumbria Masters 2022
|
||||
| 1198887 | O'cuilleanain, Oisin (2024) | Brown, Th (2140) | 0-1 | |
| 1. e4 c5 2. Nf3 g6 3. c3 d5 4. e5 Bg4 5. Bb5+ Nd7 6. h3 Bxf3 7. Qxf3 a6 8. Bxd7+ Qxd7 9. d4 e6 10. O-O cxd4 11. cxd4 Ne7 12. Bg5 Nf5 13. Qd3 Be7 14. Be3 O-O 15. f4 Qb5 16. Qxb5 axb5 17. Bf2 h5 18. Nc3 b4 19. Nb5 Ra5 20. a4 bxa3 21. Nxa3 Rc8 22. Be1 Ra4 23. Bf2 Nxd4 24. Bxd4 Rxd4 25. Nb5 Rb4 26. Nd6 Bxd6 27. exd6 Rd8 28. f5 gxf5 29. Rf3 Kg7 30. Rg3+ Kf6 31. b3 Rxd6 32. Ra8 d4 33. Kf1 d3 34. Ke1 d2+ 35. Kd1 Re4 0-1 | ||||
|
2022.08.28
Northumbria Masters 2022
|
||||
| 1198930 | Sheikh, Anum (1789) | O'cuilleanain, Oisin (2024) | 1-0 | |
| 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Qc7 8. a4 b6 9. f4 Be7 10. O-O Bb7 11. Bf3 Nbd7 12. Qe1 O-O 13. g4 Nc5 14. Bd2 d5 15. e5 Nfe4 16. Be3 Qd7 17. Bxe4 Nxe4 18. Nxe4 dxe4 19. f5 Kh8 20. Rd1 Rad8 21. Nxe6 Qxd1 22. Qxd1 Rxd1 23. Rxd1 fxe6 24. Rd7 Bd5 25. Rxe7 exf5 26. gxf5 Rxf5 27. Re8+ Bg8 28. e6 Re5 29. e7 h6 30. Bxb6 Kh7 31. Bd4 Re6 32. Bc5 e3 33. Kf1 Bf7 34. Rf8 Bh5 35. b4 e2+ 36. Ke1 Re5 37. c4 Re4 38. Rf5 Bg4 39. Rd5 Bf3 40. Rd3 Bh5 41. Re3 Rxe3 42. Bxe3 Kg8 43. b5 Kf7 44. Bc5 Bg4 45. Bd6 Bf5 46. c5 Bd3 47. c6 axb5 48. c7 Bf5 49. axb5 g5 50. Kxe2 h5 51. Ke3 Bd7 52. Kd4 h4 53. b6 Bc8 54. Kc5 Bb7 55. h3 Ke8 56. Kd4 Kd7 57. Ke5 g4 58. hxg4 h3 59. Kf6 1-0 | ||||
|
2022.08.27
Northumbria Masters 2022
|
||||
| 1198843 | O'cuilleanain, Oisin (2024) | Patel, Zain (1679) | 1-0 | |
| 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Nd7 7. O-O Ngf6 8. d4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qd3 Be7 12. c4 O-O 13. b3 Qd7 14. Bb2 Rad8 15. Rfd1 Qc7 16. Qc2 h6 17. Bf3 Rd7 18. Qe2 Rfd8 19. Rac1 Qa5 20. a3 Qg5 21. b4 a5 22. Bc3 axb4 23. axb4 Ra8 24. Ra1 Rc8 25. Ra7 b5 26. Bd2 Qf5 27. Bg4 Qg6 28. Rxd7 Nxd7 29. cxb5 Nf6 30. Bxe6 Re8 31. bxc6 fxe6 32. Qxe6+ Qf7 33. Qxf7+ Kxf7 34. b5 Nd5 35. Ba5 Ra8 36. c7 Bd6 37. b6 Re8 38. Rc1 Nxb6 39. Bxb6 Rc8 40. Rc6 Ke7 41. Bc5 Bxc5 42. Rxc5 1-0 | ||||
|
2022.08.27
Northumbria Masters 2022
|
||||
| 1198867 | Dasgupta, Avyukt (1674) | O'cuilleanain, Oisin (2024) | 0-1 | |
| 1. b4 d5 2. Bb2 Bg4 3. Nf3 Bxf3 4. exf3 e6 5. c4 Nf6 6. c5 c6 7. d4 Be7 8. Nc3 O-O 9. Bd3 a5 10. a3 Na6 11. Qb3 Nd7 12. f4 Qc7 13. g3 Bf6 14. Ne2 Rfb8 15. b5 cxb5 16. Bxb5 a4 17. Qc2 Ndxc5 18. Bxa6 Nxa6 19. Qxa4 b5 20. Qb3 Qc4 21. Qe3 b4 22. axb4 Nxb4 23. O-O Nc2 24. Rxa8 Rxa8 25. Qd2 Nb4 26. Rc1 Qb5 27. Bc3 Nc6 28. Qc2 g6 29. Ra1 Rxa1+ 30. Bxa1 Nb4 31. Qd2 Qc4 32. Bc3 Na2 33. Bb2 Be7 34. Kg2 Bb4 35. Qd1 h5 36. h4 Kh7 37. Kg1 Ba5 38. Kg2 Nb4 39. Qd2 Nc6 40. Qd1 Bb6 41. Qd2 Na5 42. Qe3 Qc2 43. Bc3 Nc4 44. Qf3 Nd6 45. Qe3 Nf5 46. Qe5 Bd8 47. Kh2 Qd3 48. Be1 Qd1 49. Bb4 Qf1 0-1 | ||||
|
2022.08.26
Northumbria Masters 2022
|
||||
| 1198790 | Cherniaev, A1 (2395) | O'cuilleanain, Oisin (2024) | 1-0 | |
| 1. e4 c5 2. Nc3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Qxd4 Nc6 7. Qd3 e6 8. Bg5 h6 9. Bh4 Nge7 10. O-O-O Ng6 11. Bg3 Nge5 12. Qe2 Be7 13. f4 Ng6 14. Qh5 O-O 15. Nge2 Qc7 16. Kb1 Rac8 17. h4 Bf6 18. Qf3 Na5 19. h5 Ne7 20. Bh4 Bxc3 21. Nxc3 Nc4 22. b3 Na5 23. Bxe7 Qxe7 24. Nb5 d5 25. exd5 Qb4 26. Nd4 exd5 27. Rh3 Nc4 28. c3 Na3+ 29. Kb2 Qa5 30. Nf5 Rfe8 31. Qg4 Nc4+ 32. Ka1 1-0 | ||||