[Event "Casual classical game"] [Site "https://lichess.org/4ubslmda"] [Date "2023.10.13"] [White "maia5"] [Black "Professor74"] [Result "0-1"] [UTCDate "2023.10.13"] [UTCTime "20:22:46"] [WhiteElo "1571"] [BlackElo "2312"] [WhiteTitle "BOT"] [Variant "Standard"] [TimeControl "1800+10"] [ECO "D46"] [Opening "Semi-Slav Defense: Chigorin Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c6 5. Nf3 Bd6 6. Bd3 Nbd7 { D46 Semi-Slav Defense: Chigorin Defense } 7. O-O O-O 8. Re1 b6?! { (0.25 → 0.85) Inaccuracy. dxc4 was best. } (8... dxc4) 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bb7 12. d5? { (0.73 → -0.46) Mistake. Qc2 was best. } (12. Qc2 h6 13. Bd2 Qe7 14. Rac1 a5 15. a3 Rfd8 16. h3 Nf6 17. Bd3 Ba6 18. c5 Bxd3) 12... cxd5 13. cxd5 Bxd5 14. Bxd5 exd5 15. Qxd5 Nf6 16. Qg5 Rc8 17. Be3 Rc2 18. Bd4 Be7?? { (0.09 → 3.57) Blunder. h6 was best. } (18... h6 19. Qb5 Rc7 20. Rad1 Re8 21. Be5 Re6 22. Qa4 Rce7 23. Qa3 Ne8 24. Bxd6 Qxd6 25. Qxd6) 19. Rad1? { (3.57 → 2.15) Mistake. Bc3 was best. } (19. Bc3 h6 20. Qf5 Rxc3 21. bxc3 Ba3 22. Rad1 Qc7 23. Qe5 Qc4 24. Qd4 Qc7 25. Qa4 Bc5) 19... Qc7 20. Be5 Qc5?? { (2.27 → 5.25) Blunder. Qc8 was best. } (20... Qc8 21. Nd4 h6 22. Qf4 Rc5 23. Nf5 Re8 24. Nxe7+ Rxe7 25. Bxf6 Rxe1+ 26. Rxe1 gxf6 27. Qxh6) 21. Bd4?? { (5.25 → -0.25) Blunder. Nd4 was best. } (21. Nd4 Rxf2 22. Rc1 h6 23. Qg3 Rf5 24. Rxc5 Bxc5 25. b4 Rg5 26. bxc5 Rxg3 27. hxg3 bxc5) 21... Qxg5 22. Nxg5 Bc5 23. Bxc5 bxc5 24. Rb1?! { (-0.18 → -0.82) Inaccuracy. b3 was best. } (24. b3) 24... h6?! { (-0.82 → -0.19) Inaccuracy. Rb8 was best. } (24... Rb8 25. b3 Rxa2 26. Nf3 Rc2 27. h3 g6 28. Ne5 Rc3 29. Ra1 Rb7 30. Ra6 Kg7 31. Rea1) 25. Nf3?! { (-0.19 → -0.86) Inaccuracy. Ne4 was best. } (25. Ne4 Nxe4 26. Rxe4 Rb8 27. Kf1 Rcxb2 28. Rxb2 Rxb2 29. Ra4 c4 30. Rxc4 Rxa2 31. Rc8+ Kh7) 25... Rd8?! { (-0.86 → 0.18) Inaccuracy. Rb8 was best. } (25... Rb8 26. b3 Rxa2 27. Ne5 Ra3 28. Re3 a5 29. Nc4 Ra2 30. Ree1 Rb4 31. Ne5 Ra3 32. Nc4) 26. h3?! { (0.18 → -0.37) Inaccuracy. Rec1 was best. } (26. Rec1 Rxc1+ 27. Rxc1 Ne4 28. Kf1 Nd2+ 29. Ke2 Nxf3 30. Kxf3 Rd2 31. Rxc5 Rxb2 32. Ra5 g5) 26... Rb8 27. b3 Rxa2 28. Re7?? { (-0.37 → -3.36) Blunder. Ne5 was best. } (28. Ne5 Rb7 29. Rbd1 Kh7 30. Re3 Re7 31. g3 a5 32. Rd8 h5 33. g4 hxg4 34. hxg4 g5) 28... Nd5?? { (-3.36 → -0.77) Blunder. c4 was best. } (28... c4 29. Nd4 Rb4 30. Rc7 cxb3 31. Nxb3 a5 32. Rcc1 a4 33. Na5 Rxb1 34. Rxb1 Ne4 35. f3) 29. Rd7 Nc3?! { (-1.06 → -0.50) Inaccuracy. Nf4 was best. } (29... Nf4 30. Re1) 30. Rc1?? { (-0.50 → -10.09) Blunder. Re1 was best. } (30. Re1) 30... Ne2+ 31. Kh2 Nxc1 32. Ne5 Rf8 33. Nc6 a6 34. Ne7+ Kh7 35. Nf5 Nxb3 36. Rb7 Nd4 37. Nd6 Ne6 38. Nxf7 c4 39. Ne5 c3 40. Nd3 c2 41. Nc1 Ra1 42. Nb3 c1=Q 43. Nxc1 Rxc1 44. Rb6 Ng5 45. Rxa6 Rxf2 46. Kg3?! { (-11.22 → Mate in 6) Checkmate is now unavoidable. h4 was best. } (46. h4 Rcc2 47. hxg5 Rxg2+ 48. Kh3 Rxg5 49. Ra1 Rcc5 50. Ra2 Ra5 51. Rc2 Rgc5 52. Rd2 Rh5+) 46... Rcc2?! { (Mate in 6 → -12.49) Lost forced checkmate sequence. Ne4+ was best. } (46... Ne4+ 47. Kg4 Rc3 48. Rd6 Rg3+ 49. Kh5 Nxd6 50. Kh4 Nf5+ 51. Kh5 g6#) 47. h4 Ne4+ 48. Kh3 Rxg2 49. h5 Rg3+ 50. Kh4 Rh2# { Black wins by checkmate. } 0-1