[Event "Trigésimo aniversario UCSC"] [Site "https://lichess.org/aJeFHXCx"] [Date "2021.05.29"] [White "Jose_B1"] [Black "Manu1070"] [Result "0-1"] [UTCDate "2021.05.29"] [UTCTime "15:40:25"] [WhiteElo "1763"] [BlackElo "1500"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+568"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B02"] [Opening "Alekhine Defense: Sämisch Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nf6 2. e5 Nd5 3. Nc3 { B02 Alekhine Defense: Sämisch Attack } c6 4. Nxd5 cxd5 5. Nf3 d6 6. exd6 Qxd6 7. d4 Nc6 8. g3 Bg4 9. Be2 e6 10. O-O Be7 11. Bf4? { (0.26 → -0.91) Mistake. c3 was best. } (11. c3 Qd7 12. Ne1 Bh3 13. Ng2 f6 14. Re1 e5 15. Bb5 e4 16. f3 exf3 17. Qxf3 O-O-O) 11... Qd7?! { (-0.91 → 0.10) Inaccuracy. Qb4 was best. } (11... Qb4 12. Be3 Qxb2 13. Rb1 Qxa2 14. Rxb7 O-O 15. Ne5 Bxe2 16. Qxe2 Nxe5 17. dxe5 Rfe8 18. Bd4) 12. Ne5 Nxe5 13. dxe5 Bxe2 14. Qxe2 Rc8 15. b3?! { (-0.20 → -0.77) Inaccuracy. Rad1 was best. } (15. Rad1 b5 16. Qg4 g6 17. c3 Rc4 18. Rd4 h5 19. Qf3 Rxd4 20. cxd4 O-O 21. Qe2 Rc8) 15... Qc6?! { (-0.77 → -0.11) Inaccuracy. O-O was best. } (15... O-O 16. a4) 16. Rac1? { (-0.11 → -1.32) Mistake. Qg4 was best. } (16. Qg4) 16... b5?! { (-1.32 → -0.27) Inaccuracy. Ba3 was best. } (16... Ba3 17. Rb1 Qxc2 18. Qb5+ Qc6 19. Qa5 Qa6 20. b4 Rc2 21. Qxa6 bxa6 22. Bc1 Bxc1 23. Rfxc1) 17. Be3 a6 18. Qg4 g6 19. Bh6 Ba3 20. Rce1?! { (0.07 → -0.65) Inaccuracy. Rb1 was best. } (20. Rb1 Rg8) 20... Qxc2 21. Re2?! { (-0.75 → -1.37) Inaccuracy. Qf3 was best. } (21. Qf3 Qf5 22. Qe3 Bc5 23. Qe2 g5 24. a4 Qg6 25. Rc1 Qxh6 26. b4 bxa4 27. Rxc5 Ra8) 21... Qf5 22. Qxf5? { (-1.18 → -2.74) Mistake. Qd4 was best. } (22. Qd4) 22... gxf5 23. Rb1 Bf8?! { (-3.11 → -1.81) Inaccuracy. Kd7 was best. } (23... Kd7 24. Rd1 Rc3 25. Kf1 Rhc8 26. Rd4 Be7 27. Bd2 Rc2 28. Be3 h5 29. Rxc2 Rxc2 30. Rd2) 24. Bg5?! { (-1.81 → -2.93) Inaccuracy. Rc1 was best. } (24. Rc1) 24... Bg7 25. f4?! { (-2.90 → -3.73) Inaccuracy. Bf4 was best. } (25. Bf4 Kd7) 25... Kd7 26. a4 b4 27. a5?! { (-4.38 → -5.85) Inaccuracy. Kf2 was best. } (27. Kf2 Rc3) 27... Rc5 28. Ra1 Rhc8 29. h3 Bf8 30. g4 Rc3 31. Rb1 Rxh3 32. gxf5 exf5 33. Kg2 Rhc3 34. Rd2 Ke6 35. Rdb2 Rc2+ 36. Kf3?? { (-6.85 → Mate in 1) Checkmate is now unavoidable. Rxc2 was best. } (36. Rxc2 Rxc2+) 36... R8c3# { Black wins by checkmate. } 0-1