[Event "Rated classical game"] [Site "https://lichess.org/RrO92VKs"] [Date "2021.06.03"] [White "Sam_Aku"] [Black "Kasparovitsch"] [Result "0-1"] [UTCDate "2021.06.03"] [UTCTime "11:38:53"] [WhiteElo "1675"] [BlackElo "1632"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+189"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "D78"] [Opening "Neo-Grünfeld Defense: Classical Variation, Original Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. Bg2 O-O 6. O-O c6 { D78 Neo-Grünfeld Defense: Classical Variation, Original Defense } 7. Re1 dxc4 8. Nbd2 b5 9. a4?! { (-0.50 → -1.19) Inaccuracy. a3 was best. } (9. a3 Nd5 10. h4 Bg4 11. Nh2 Be6 12. Ndf3 h6 13. e4 Nb6 14. h5 g5 15. Nxg5 hxg5) 9... a6?! { (-1.19 → -0.60) Inaccuracy. a5 was best. } (9... a5 10. e4 Qb6 11. Nf1 Na6 12. Bd2 Nc7 13. b3 cxb3 14. Qxb3 b4 15. Qc2 Bg4 16. Rac1) 10. Ne5?! { (-0.60 → -1.50) Inaccuracy. e4 was best. } (10. e4 a5) 10... Nd5?! { (-1.50 → -0.65) Inaccuracy. Bb7 was best. } (10... Bb7) 11. b3?? { (-0.65 → -3.37) Blunder. Ne4 was best. } (11. Ne4) 11... cxb3?? { (-3.37 → -0.33) Blunder. Nc3 was best. } (11... Nc3) 12. Nxb3 Bb7?? { (-0.76 → 1.02) Blunder. Nc3 was best. } (12... Nc3 13. Qc2) 13. axb5?! { (1.02 → 0.34) Inaccuracy. Nc5 was best. } (13. Nc5 Bc8 14. Bd2 b4 15. Qb3 a5 16. Nxc6 Nxc6 17. Qxd5 Nxd4 18. Qxa8 Nc2 19. Rac1 Qxd2) 13... cxb5 14. Nd3?? { (0.31 → -1.72) Blunder. Nc5 was best. } (14. Nc5 Qc7) 14... Nd7?? { (-1.72 → 0.37) Blunder. Nc3 was best. } (14... Nc3) 15. Nf4?? { (0.37 → -2.30) Blunder. Na5 was best. } (15. Na5 Qc7) 15... e6?? { (-2.30 → -0.38) Blunder. Nc3 was best. } (15... Nc3) 16. Na5 Qb6 17. e3?? { (-0.23 → -2.14) Blunder. Nxb7 was best. } (17. Nxb7) 17... Nc3 18. Qb3 Bxg2 19. Kxg2 Na4?! { (-2.43 → -1.68) Inaccuracy. Rfc8 was best. } (19... Rfc8 20. Bd2) 20. Bd2 Rfc8 { Black offers draw } 21. Qb1?! { (-1.28 → -2.29) Inaccuracy. Rac1 was best. } (21. Rac1 Nf6 22. Rc2 Rxc2 23. Qxc2 Qd6 24. Rc1 Nb6 25. Qc7 Ne4 26. Qc6 Qxc6 27. Rxc6 Nxd2) 21... Nc3 22. Qb4? { (-1.87 → -3.26) Mistake. Qb2 was best. } (22. Qb2 Nd5 23. Nd3 Rc7 24. Rac1 Rac8 25. Rxc7 Rxc7 26. Rc1 Bf8 27. e4 Rxc1 28. Nxc1 b4) 22... Na4? { (-3.26 → -1.65) Mistake. Ne4 was best. } (22... Ne4 23. Rec1) 23. Nb3?? { (-1.65 → -5.55) Blunder. Rec1 was best. } (23. Rec1 Qa7) 23... Rc2? { (-5.55 → -3.12) Mistake. Bf8 was best. } (23... Bf8) 24. Rab1? { (-3.12 → -5.71) Mistake. Qe7 was best. } (24. Qe7) 24... Bf8 25. Nc5?! { (-5.47 → -7.36) Inaccuracy. Qa5 was best. } (25. Qa5) 25... Naxc5 26. dxc5 Rxc5 27. Qb2 Rac8 28. Red1 Ne5 29. Bb4 Qb7+ 30. Kf1 Qh1+ 31. Ke2 Rc2+ 32. Rd2 Qf3+ 33. Ke1?! { (-11.40 → Mate in 7) Checkmate is now unavoidable. Kf1 was best. } (33. Kf1 Rxb2 34. Rdxb2 Bxb4 35. Kg1 Ba3 36. Ra2 Qe4 37. Rd1 Nf3+ 38. Kh1 b4 39. Ng2 e5) 33... Rxb2?! { (Mate in 7 → -17.78) Lost forced checkmate sequence. Bxb4 was best. } (33... Bxb4 34. Kf1 Bxd2 35. Rd1 Qh1+ 36. Ke2 Ba5+ 37. Rd2 Bxd2 38. Qxe5 Ba5+ 39. Kd3 Rd2#) 34. Rbxb2?! { (-17.78 → Mate in 2) Checkmate is now unavoidable. Rdxb2 was best. } (34. Rdxb2 Bxb4+ 35. Kf1 Bc3 36. Ng2 Bxb2 37. Ne1 Qh1+ 38. Ke2 Bc3 39. Rc1 Qxh2 40. Rc2 Qh5+) 34... Rc1+ 35. Rd1 Rxd1# { Black wins by checkmate. } 0-1