WORLDBASE

WORLDBASE Game WCM Sayce vs GM Obregon Rivero

Stockfish
Event 3rd 3-0 Thu 29th Jan 2026
Site chess.com INT
Date 2026.01.29
Round 3
White WCM Sayce, Hannah
Black GM Obregon Rivero, J
Result 0-1
WhiteElo 1889
BlackElo 2463
ECO B68
PlyCount 124
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.f4 Be7 8.Qd2 a6 9.O-O-O Bd7 10.Nxc6 Bxc6 11.Kb1 Nxe4 12.Nxe4 Bxe4 13.Bxe7 Kxe7 14.Qd4 Bg6 15.Qxg7 Rg8 16.Qd4 Qc7 17.Bd3 Bxd3 18.Qxd3 Rxg2 19.Qxh7 Rc8 20.Rc1 Qc5 21.h4 Qd4 22.h5 Rh8 23.Qd3 Qxd3 24.cxd3 Kd7 25.Rc4 d5 26.Rd4 Kd6 27.Rb4 b5 28.Rb3 Rf2 29.Rh4 Rc8 30.Rc3 Rg8 31.a3 Rgg2 32.Rb3 Rf1+ 33.Ka2 Rgg1 34.Rc3 Rh1 35.Rxh1 Rxh1 36.f5 Rxh5 37.fxe6 fxe6 38.Rc8 Rh3 39.Ra8 Rxd3 40.Rxa6+ Ke5 41.Rb6 d4 42.Rxb5+ Ke4 43.a4 Rh3 44.a5 d3 45.Rb6 d2 46.Rxe6+ Kd5 47.Re8 Rd3 48.Rd8+ Kc4 49.Rc8+ Kb5 50.Rb8+ Ka6 51.Ra8+ Kb7 52.Rh8 d1=Q 53.Rh7+ Ka6 54.Rh4 Rd4 55.Rh6+ Kxa5 56.Rh3 Ra4+ 57.Ra3 Rxa3+ 58.bxa3 Qd3 59.Kb2 Ka4 60.Kc1 Qe2 61.Kb1 Kxa3 62.Ka1 Qd1# 0-1
Lichess | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 | PGN
[Event "3rd 3-0 Thu 29th Jan 2026"] [Site "chess.com INT"] [Date "2026.01.29"] [Round "3"] [White "Sayce, Hannah"] [Black "Obregon Rivero, J"] [Result "0-1"] [WhiteTitle "WCM"] [BlackTitle "GM"] [WhiteElo "1889"] [BlackElo "2463"] [ECO "B68"] [Opening "Sicilian"] [Variation "Richter-Rauzer, Rauzer attack, 7...a6 defence, 9...Be7"] [EventDate "2026.01.29"] [WhiteFideId "3250695"] [BlackFideId "3507815"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. f4 Be7 8. Qd2 a6 9. O-O-O Bd7 10. Nxc6 Bxc6 11. Kb1 Nxe4 12. Nxe4 Bxe4 13. Bxe7 Kxe7 14. Qd4 Bg6 15. Qxg7 Rg8 16. Qd4 Qc7 17. Bd3 Bxd3 18. Qxd3 Rxg2 19. Qxh7 Rc8 20. Rc1 Qc5 21. h4 Qd4 22. h5 Rh8 23. Qd3 Qxd3 24. cxd3 Kd7 25. Rc4 d5 26. Rd4 Kd6 27. Rb4 b5 28. Rb3 Rf2 29. Rh4 Rc8 30. Rc3 Rg8 31. a3 Rgg2 32. Rb3 Rf1+ 33. Ka2 Rgg1 34. Rc3 Rh1 35. Rxh1 Rxh1 36. f5 Rxh5 37. fxe6 fxe6 38. Rc8 Rh3 39. Ra8 Rxd3 40. Rxa6+ Ke5 41. Rb6 d4 42. Rxb5+ Ke4 43. a4 Rh3 44. a5 d3 45. Rb6 d2 46. Rxe6+ Kd5 47. Re8 Rd3 48. Rd8+ Kc4 49. Rc8+ Kb5 50. Rb8+ Ka6 51. Ra8+ Kb7 52. Rh8 d1=Q 53. Rh7+ Ka6 54. Rh4 Rd4 55. Rh6+ Kxa5 56. Rh3 Ra4+ 57. Ra3 Rxa3+ 58. bxa3 Qd3 59. Kb2 Ka4 60. Kc1 Qe2 61. Kb1 Kxa3 62. Ka1 Qd1# 0-1
version 8d69ea5cfe89