[Event "Torneo de otoño INICIADOS"] [Site "https://lichess.org/roxLP7sb"] [Date "2021.10.03"] [White "AndreaSofia"] [Black "yans_1909"] [Result "0-1"] [UTCDate "2021.10.03"] [UTCTime "16:05:00"] [WhiteElo "1107"] [BlackElo "1438"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "900+0"] [ECO "A16"] [Opening "English Opening: Anglo-Grünfeld Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 Nf6 2. Nc3 d5 { A16 English Opening: Anglo-Grünfeld Defense } 3. b4?? { (0.21 → -1.68) Blunder. cxd5 was best. } (3. cxd5 Nxd5 4. Nf3 c5 5. d4 Nxc3 6. bxc3 g6 7. e3 Bg7) 3... e6?! { (-1.68 → -0.78) Inaccuracy. d4 was best. } (3... d4 4. Na4) 4. cxd5 exd5 5. g3?! { (-1.27 → -2.34) Inaccuracy. a3 was best. } (5. a3 d4) 5... Bxb4 6. Bg2 a5 7. e3 c6 8. Nge2 Bg4?! { (-2.65 → -1.64) Inaccuracy. O-O was best. } (8... O-O 9. Bb2) 9. O-O Bxc3 10. dxc3 Ne4?? { (-0.86 → 5.80) Blunder. O-O was best. } (10... O-O 11. h3) 11. Ba3?? { (5.80 → -3.94) Blunder. f3 was best. } (11. f3 Bxf3) 11... Qf6?? { (-3.94 → 2.90) Blunder. Nxc3 was best. } (11... Nxc3 12. Qe1) 12. Qc2?? { (2.90 → 0.15) Blunder. f3 was best. } (12. f3) 12... b5?? { (0.15 → 7.46) Blunder. Bxe2 was best. } (12... Bxe2 13. Qxe2 Nxc3 14. Qd2 b5 15. Bb2 b4 16. a3 Ra6 17. Rac1 Nd7 18. Bxc3 bxc3 19. Rxc3) 13. Rac1?? { (7.46 → 0.00) Blunder. f3 was best. } (13. f3) 13... b4?? { (0.00 → 3.39) Blunder. Bxe2 was best. } (13... Bxe2 14. Qxe2 Nxc3 15. Rxc3 Qxc3 16. Bb2 Qc4 17. Qh5 O-O 18. Bxg7 Kxg7 19. Qg5+ Kh8 20. Qf6+) 14. cxb4 axb4 15. Bxb4 c5?? { (3.54 → 7.84) Blunder. Bxe2 was best. } (15... Bxe2 16. Qxe2 Na6 17. Ba3 Nc7 18. Qd3 Qe6 19. Rc2 Kd7 20. Rfc1 Ra6 21. Bb2 f6 22. a4) 16. Bc3?! { (7.84 → 5.19) Inaccuracy. Bxe4 was best. } (16. Bxe4 Bxe2 17. Qxc5 Nd7 18. Qxd5 Rb8 19. Bd6 Bxf1 20. Bxb8 O-O 21. Qxd7 Qd8 22. Qxd8 Rxd8) 16... d4? { (5.19 → 11.92) Mistake. Nxc3 was best. } (16... Nxc3 17. Nxc3 Qg6 18. Qb2 Qa6 19. Nxd5 O-O 20. Ne7+ Kh8 21. Bxa8 Qxa8 22. e4 Nd7 23. f3) 17. exd4 c4 18. Bxe4 Ra3 19. Bg2 O-O 20. d5 Rxc3 21. Nxc3 Rd8 22. Na4 Bf5 23. Qxc4 g5 24. Rfe1 g4 25. Nb2 Qxb2 26. Qc3 Qxa2 27. Qc2?? { (11.34 → -5.79) Blunder. Qf6 was best. } (27. Qf6 Nd7) 27... Bxc2 28. Rxc2?! { (-5.57 → -8.29) Inaccuracy. Re2 was best. } (28. Re2 Rc8 29. Be4 Kg7 30. Rcxc2 Qa1+ 31. Kg2 Rxc2 32. Bxc2 h5 33. Re8 Nd7 34. d6 Nf6) 28... Qxc2 29. Re7 Qc1+ 30. Bf1 Kf8 31. Re5 Nd7 32. Rh5?! { (-14.67 → Mate in 6) Checkmate is now unavoidable. d6 was best. } (32. d6 Nxe5) 32... Nf6?! { (Mate in 6 → -13.54) Lost forced checkmate sequence. Ra8 was best. } (32... Ra8 33. Rxh7 Ra1 34. Rh8+ Kg7 35. Rg8+ Kxg8 36. h4 Qxf1+ 37. Kh2 Qxf2#) 33. Re5?! { (-13.54 → Mate in 7) Checkmate is now unavoidable. Kg2 was best. } (33. Kg2 Nxh5) 33... Rxd5?! { (Mate in 7 → -63.15) Lost forced checkmate sequence. Rb8 was best. } (33... Rb8 34. f3 Rb1 35. Kf2 Qxf1+ 36. Ke3 Qxf3+ 37. Kd4 Rb4+ 38. Kc5 Qc3+ 39. Kd6 Rb6#) 34. Rxd5 Nxd5 35. Kg2 Nf4+? { (Mate in 18 → -9.57) Lost forced checkmate sequence. h5 was best. } (35... h5 36. Ba6 Qb2 37. Kg1 Nc3 38. Kf1 Qa1+ 39. Kg2 Qe1 40. Bb7 Nd1 41. h4 Qxf2+ 42. Kh1) 36. Kg1? { (-9.57 → Mate in 3) Checkmate is now unavoidable. gxf4 was best. } (36. gxf4 Qxf4) 36... Qc3?? { (Mate in 3 → -6.52) Lost forced checkmate sequence. Ne2+ was best. } (36... Ne2+ 37. Kg2 Qc6+ 38. f3 Qxf3#) 37. Bg2?? { (-6.52 → Mate in 4) Checkmate is now unavoidable. gxf4 was best. } (37. gxf4 Qc1) 37... Nd3 38. Be4 Qe1+ 39. Kg2 Qxe4+ 40. Kf1 Qe1+ 41. Kg2 Qxf2+ 42. Kh1 Qf1# { Black wins by checkmate. } 0-1