[Event "Día del Estudiante Arena"] [Site "https://lichess.org/ZkDcsBD7"] [Date "2021.05.14"] [White "Chavaquiroz"] [Black "EdsonORA"] [Result "0-1"] [UTCDate "2021.05.14"] [UTCTime "17:47:02"] [WhiteElo "1529"] [BlackElo "1801"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 { A45 Indian Defense } 2. Bf4 d6 3. e3 Nbd7 4. Bd3 c5 5. c3 g6 6. Nf3 Bg7 7. O-O O-O 8. Nbd2 cxd4 9. exd4 h5? { (0.18 → 1.33) Mistake. Nh5 was best. } (9... Nh5 10. Be3 Ndf6 11. Re1 Nd5 12. Bg5 h6 13. Bh4 g5 14. Bg3 Ndf4 15. Bf1 Bd7 16. a4) 10. Ng5 Nd5 11. Bg3 Bh6 12. h4 f6?? { (1.02 → 6.90) Blunder. N7f6 was best. } (12... N7f6) 13. Ngf3?? { (6.90 → 2.06) Blunder. Bxg6 was best. } (13. Bxg6 fxg5 14. Qxh5 Rf6 15. hxg5 Qf8 16. gxh6 Nf4 17. Bxf4 Rxf4 18. f3 Nf6 19. Qg5 Nh7) 13... e5?? { (2.06 → 4.36) Blunder. Kg7 was best. } (13... Kg7 14. Qc2) 14. dxe5?? { (4.36 → 1.83) Blunder. Qb3 was best. } (14. Qb3 Nb6 15. c4 Nf4 16. Bxf4 Bxf4 17. c5+ Kg7 18. cxb6 Qxb6 19. Qxb6 axb6 20. g3 Bh6) 14... fxe5? { (1.83 → 3.76) Mistake. Nxe5 was best. } (14... Nxe5 15. Nxe5 dxe5 16. Bxg6 Bg4 17. Qb3 Be6 18. Rad1 Nf4 19. Qc2 f5 20. Bxf4 Bxf4 21. g3) 15. Bxg6?! { (3.76 → 2.94) Inaccuracy. Bc4 was best. } (15. Bc4) 15... N7f6?! { (2.94 → 3.75) Inaccuracy. Nf4 was best. } (15... Nf4) 16. Ng5 Bg4 17. f4?? { (3.32 → -7.71) Blunder. Qb3 was best. } (17. Qb3 Kg7) 17... exf4?? { (-7.71 → -3.54) Blunder. Bxd1 was best. } (17... Bxd1) 18. Qc2 Qb6+?? { (-4.42 → 1.90) Blunder. fxg3 was best. } (18... fxg3 19. Qd3 Qb6+ 20. Kh1 Qxb2 21. Nde4 Be2 22. Nxf6+ Nxf6 23. Bf7+ Rxf7 24. Qg6+ Rg7 25. Qxf6) 19. Kh1?? { (1.90 → -4.28) Blunder. Bf2 was best. } (19. Bf2 Ne3 20. Qd3 Qa6 21. c4 Bxg5 22. hxg5 Nd7 23. Bxe3 fxe3 24. Qxe3 Qb6 25. Rxf8+ Rxf8) 19... fxg3 20. Bh7+? { (-4.12 → -7.05) Mistake. Bf7+ was best. } (20. Bf7+ Rxf7) 20... Kh8 21. Qg6 Bxg5 22. Qxg5 Nxh7 23. Qh6 Rf2 24. Ne4 Re2?? { (-11.05 → Mate in 4) Checkmate is now unavoidable. Qd8 was best. } (24... Qd8 25. Ng5 Qe7 26. Rg1 Rf6 27. Qxh7+ Qxh7 28. Nxh7 Kxh7 29. c4 Ne3 30. Rae1 Re8 31. c5) 25. Ng5?? { (Mate in 4 → 4.64) Lost forced checkmate sequence. Rf7 was best. } (25. Rf7 Re1+ 26. Rxe1 Qg1+ 27. Kxg1 Bf5 28. Qg7#) 25... Nf6?? { (4.64 → 19.01) Blunder. Qc7 was best. } (25... Qc7 26. Rf7) 26. Nf7+?? { (19.01 → -4.44) Blunder. Rxf6 was best. } (26. Rxf6 Re7 27. Nxh7 Kg8 28. Rg6+ Kf7 29. Rg7+ Ke8 30. Nf6+ Kd8 31. Qh8+ Kc7 32. Rxe7+ Kc6) 26... Kg8 27. Rxf6? { (-4.29 → -8.38) Mistake. Qg6+ was best. } (27. Qg6+ Kf8) 27... Nxf6 28. Qxf6 Qf2 29. Qg6+?! { (-15.05 → Mate in 8) Checkmate is now unavoidable. Qxf2 was best. } (29. Qxf2 gxf2 30. Kh2 Re1 31. Nh6+ Kh7 32. Nxg4 hxg4 33. Kg3 f1=N+ 34. Kxg4 Rxa1 35. Kf5 Rxa2) 29... Kf8 30. Nxd6 Qxg2# { Black wins by checkmate. } 0-1