[Event "Olimpíadas San Andrés Arena"] [Site "https://lichess.org/1scrLuCJ"] [Date "2020.11.07"] [White "Tin11"] [Black "UCEMA_Duarte"] [Result "0-1"] [UTCDate "2020.11.07"] [UTCTime "18:45:59"] [WhiteElo "1853"] [BlackElo "2052"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+29"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Nimzowitsch Defense: Scandinavian Variation, Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 { B00 Nimzowitsch Defense: Scandinavian Variation, Exchange Variation } 4. Nf3 Bg4 5. Be2 O-O-O 6. Be3 e5 7. c4 Qa5+ 8. Bd2 Bb4?! { (-0.06 → 0.50) Inaccuracy. Qa6 was best. } (8... Qa6 9. d5) 9. d5 Bxf3 10. Bxf3 Nd4 11. Bxb4?? { (0.40 → -1.64) Blunder. Bc3 was best. } (11. Bc3 Bxc3+ 12. bxc3 f5 13. O-O Nxf3+ 14. Qxf3 Ne7 15. Qe3 Ng6 16. Nd2 Qa3 17. Nf3 Qa6) 11... Qxb4+ 12. Nc3?! { (-1.66 → -2.78) Inaccuracy. Nd2 was best. } (12. Nd2 Nf6) 12... Qxb2? { (-2.78 → -1.26) Mistake. Qxc4 was best. } (12... Qxc4 13. Be2 Qb4 14. O-O Ne7 15. Rc1 Nxd5 16. Nxd5 Rxd5 17. Bc4 Rd7 18. Qe1 Qd6 19. Qc3) 13. Ne4?? { (-1.26 → -7.80) Blunder. Rc1 was best. } (13. Rc1) 13... Nc2+ 14. Kf1 Qxa1 15. Qxa1 Nxa1 16. Ke2 Nc2 17. Ng5 Nh6 18. Rb1 Nd4+ 19. Ke3 Nxf3 20. Nxf3 f6 21. Kd3 Nf5 22. g4 Nd4 23. Nh4 Rhe8 24. f4 g6 25. a4 c5 26. a5 e4+ 27. Ke3 Nc2+ 28. Kf2 e3+ 29. Ke2 Nd4+ 30. Ke1 e2 31. Rb2 Re3 32. Ng2 Rh3 33. a6 b6 34. f5 Re8 35. fxg6?! { (-16.24 → Mate in 5) Checkmate is now unavoidable. Rb1 was best. } (35. Rb1 Rxh2) 35... hxg6?! { (Mate in 5 → -64.32) Lost forced checkmate sequence. Rxh2 was best. } (35... Rxh2 36. g5 Rxg2 37. Rxe2 Rexe2+ 38. Kf1 Nf3 39. gxf6 Rgf2#) 36. Nf4?! { (-64.32 → Mate in 4) Checkmate is now unavoidable. Rb1 was best. } (36. Rb1 Rxh2 37. Kf2 e1=B+ 38. Rxe1 Rxe1 39. Kxe1 Rxg2 40. Kd1 Rxg4 41. Kd2 Nf3+ 42. Kc3 Ne5) 36... Nf3+ 37. Kf2 e1=Q+ 38. Kg2 Rxh2+ 39. Kxf3 Qe3# { Black wins by checkmate. } 0-1