[Event "Stay Home - خلك في البيت Arena"] [Site "https://lichess.org/zk5VadXy"] [Date "2020.04.10"] [White "MathematicalThinker2"] [Black "gchinachess"] [Result "0-1"] [UTCDate "2020.04.10"] [UTCTime "13:52:42"] [WhiteElo "1810"] [BlackElo "2010"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B12"] [Opening "Caro-Kann Defense: Advance Variation, Short Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 { B12 Caro-Kann Defense: Advance Variation, Short Variation } e6 5. Be2 Qb6 6. O-O Nd7 7. c3 Ne7 8. Nh4 Bg6 9. Nxg6 Nxg6 10. b4?! { (1.14 → 0.52) Inaccuracy. a4 was best. } (10. a4 c5) 10... a5 11. bxa5 Rxa5 12. a4?! { (0.53 → -0.15) Inaccuracy. g3 was best. } (12. g3 Ne7) 12... Be7?! { (-0.15 → 0.47) Inaccuracy. Qa7 was best. } (12... Qa7 13. c4) 13. Ba3?! { (0.47 → -0.46) Inaccuracy. Be3 was best. } (13. Be3 Qa7) 13... O-O 14. Bd3 Bxa3 15. Nxa3 Rfa8 16. Nb1 Qb2 17. Ra3 Qb6 18. Rb3 Qc7 19. Ra3 Qb6 20. Nd2 Qa7 21. Bc2 Nb6?! { (-1.05 → -0.14) Inaccuracy. b5 was best. } (21... b5) 22. Nb3? { (-0.14 → -1.53) Mistake. Qg4 was best. } (22. Qg4 Nc4 23. Nxc4 dxc4 24. Qe4 Rd5 25. h4 c5 26. h5 Nf8 27. Rb1 cxd4 28. cxd4 Rxd4) 22... Rxa4 23. Rxa4 Nxa4 24. Qc1? { (-1.16 → -2.52) Mistake. Qf3 was best. } (24. Qf3 Nb2) 24... Nxc3 25. Bxg6?? { (-2.44 → -15.86) Blunder. Qd2 was best. } (25. Qd2 Nb5 26. f4 b6 27. Ra1 Qb8 28. Rf1 Qd8 29. f5 exf5 30. Bxf5 Nf8 31. Bd3 Qd7) 25... Ne2+ 26. Kh1 Nxc1 27. Bxh7+ Kxh7 28. Rxc1 Qa2 29. Nc5?! { (-64.23 → Mate in 23) Checkmate is now unavoidable. Rf1 was best. } (29. Rf1 Qxb3 30. Kg1 Qc3 31. g3 Ra2 32. Rd1 Qb2 33. Rf1 Qxd4 34. Kg2 Qe4+ 35. Kg1 Qf3) 29... Qxf2 30. Rg1?! { (-21.42 → Mate in 13) Checkmate is now unavoidable. h3 was best. } (30. h3 Ra2) 30... Ra2?! { (Mate in 13 → -18.84) Lost forced checkmate sequence. Qxd4 was best. } (30... Qxd4 31. Nb3 Qe3 32. Nc1 Ra3 33. h3 Rc3 34. Rf1 Rc2 35. Kh2 Qe4 36. Rg1 Qf4+ 37. Kh1) 31. Nxb7?! { (-18.84 → Mate in 21) Checkmate is now unavoidable. Nd3 was best. } (31. Nd3 Qxd4) 31... Qxd4 32. Nd6 Ra1 33. Rxa1 Qxa1# { Black wins by checkmate. } 0-1