[Event "Ivanchuk Arena"] [Site "https://lichess.org/VcA1LAPd"] [Date "2020.10.22"] [White "Santiago_Velasco"] [Black "Tenorio23"] [Result "0-1"] [UTCDate "2020.10.22"] [UTCTime "21:15:30"] [WhiteElo "1500"] [BlackElo "1500"] [WhiteRatingDiff "-242"] [BlackRatingDiff "+241"] [Variant "Crazyhouse"] [TimeControl "180+2"] [ECO "A48"] [Opening "East Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. d4 g6?! { (0.74 → 1.65) Inaccuracy. d5 was best. } { A48 East Indian Defense } (2... d5 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bxd3 6. cxd3 Bd6 7. Ne5) 3. b4?? { (1.65 → -1.23) Blunder. Bf4 was best. } (3. Bf4 d5 4. Nc3 Bg7 5. e3 O-O 6. Ne5 Nbd7 7. Be2 Nb6 8. O-O Be6 9. h3 c6) 3... Bg7 4. Bb2 d6 5. e3 Nbd7 6. Bd3 b6?? { (-0.50 → 1.16) Blunder. Nb6 was best. } (6... Nb6 7. c4) 7. e4?! { (1.16 → 0.23) Inaccuracy. O-O was best. } (7. O-O O-O) 7... c5? { (0.23 → 1.65) Mistake. O-O was best. } (7... O-O 8. Nbd2) 8. O-O? { (1.65 → 0.41) Mistake. bxc5 was best. } (8. bxc5) 8... cxd4? { (0.41 → 1.80) Mistake. O-O was best. } (8... O-O 9. dxc5) 9. Nxd4 P@c5?? { (1.44 → 6.78) Blunder. O-O was best. } (9... O-O 10. P@g5) 10. bxc5?? { (6.78 → 3.25) Blunder. Nc6 was best. } (10. Nc6) 10... bxc5?! { (3.25 → 4.40) Inaccuracy. Nxc5 was best. } (10... Nxc5) 11. Nb5?! { (4.40 → 3.07) Inaccuracy. Nc6 was best. } (11. Nc6) 11... O-O 12. P@f4?? { (1.92 → -0.91) Blunder. P@g5 was best. } (12. P@g5) 12... P@d5?? { (-0.91 → 2.99) Blunder. a6 was best. } (12... a6) 13. e5?? { (2.99 → -2.90) Blunder. exd5 was best. } (13. exd5 a6) 13... dxe5 14. P@c6?? { (-3.02 → -7.48) Blunder. fxe5 was best. } (14. fxe5) 14... Nb6?? { (-7.48 → -0.67) Blunder. exf4 was best. } (14... exf4) 15. fxe5 P@e2?? { (0.51 → 7.90) Blunder. Ng4 was best. } (15... Ng4) 16. Bxe2 a6 17. N5a3? { (15.16 → 5.30) Mistake. P@c7 was best. } (17. P@c7) 17... Nh5?! { (5.30 → 8.22) Inaccuracy. Ne4 was best. } (17... Ne4 18. P@b7) 18. P@g4?? { (8.22 → 1.04) Blunder. Bxh5 was best. } (18. Bxh5 gxh5) 18... Nf4 19. P@e4?? { (0.86 → -13.33) Blunder. P@b7 was best. } (19. P@b7 Be6) 19... dxe4 20. Qxd8 Rxd8 21. Bd1 P@e2 22. Bxe2 Nxe2+ 23. Kh1 e3 24. f3 Q@h6 25. Nc3?! { (-13.52 → Mate in 8) Checkmate is now unavoidable. P@h3 was best. } (25. P@h3 B@f4) 25... Ng3+ 26. Kg1 Nxf1 27. Rxf1 B@d4?! { (Mate in 9 → -26.97) Lost forced checkmate sequence. Bxe5 was best. } (27... Bxe5 28. Q@g7+ Kxg7 29. N@h5+ Qxh5 30. P@f6+ exf6 31. gxh5 P@f2+ 32. Kh1 R@g1+ 33. Rxg1 fxg1=Q+ 34. Kxg1) 28. P@a5?! { (-26.97 → Mate in 6) Checkmate is now unavoidable. Q@e2 was best. } (28. Q@e2) 28... e2+ 29. Rf2 e1=Q+ 30. N@f1 Qxf1+ 31. Kxf1 Qxh2 32. Ke2 Qxe5+ 33. P@e4 Bxf2 34. Kxf2 R@d2+ 35. B@e2 Qd4+ 36. Q@e3 N@h1+ 37. Kg1 Qxe3+ 38. Kxh1 R@h4+ 39. N@h3 Q@g1# { Black wins by checkmate. } 0-1