[Event "Weekly Classical Arena"] [Site "https://lichess.org/tbvoLoBh"] [Date "2019.02.22"] [White "DimPov"] [Black "Tukulitosakayhama"] [Result "0-1"] [UTCDate "2019.02.22"] [UTCTime "21:31:02"] [WhiteElo "1243"] [BlackElo "1845"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A00"] [Opening "Ware Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. a4 { A00 Ware Opening } e5 2. a5 Nf6 3. e3 d5 4. c3?! { (-0.56 → -1.25) Inaccuracy. d4 was best. } (4. d4 Nc6 5. Bb5 exd4 6. exd4 a6 7. Bxc6+ bxc6 8. Nf3 Bd6) 4... Nc6 5. b4?! { (-0.83 → -1.62) Inaccuracy. a6 was best. } (5. a6 bxa6 6. d4 Bd6 7. Bxa6 O-O 8. Ne2 Bxa6 9. Rxa6 Nb8) 5... a6 6. b5 axb5 7. Bxb5 Bd6 8. Qa4?! { (-1.97 → -3.02) Inaccuracy. d4 was best. } (8. d4 Bd7 9. a6 bxa6 10. Qa4 Ne7 11. Bxd7+ Qxd7 12. dxe5 Bxe5 13. Nf3 Bd6 14. O-O O-O) 8... Bd7 9. a6?! { (-2.89 → -3.81) Inaccuracy. Qc2 was best. } (9. Qc2) 9... O-O?! { (-3.81 → -3.00) Inaccuracy. Nb4 was best. } (9... Nb4 10. Qb3) 10. Qc2 e4 11. Qb2? { (-3.21 → -5.14) Mistake. Ba3 was best. } (11. Ba3 Nb4 12. cxb4 Bxb5 13. axb7 Ra7 14. Nc3 Bd3 15. Qc1 Ng4 16. b5 Qh4 17. Nh3 Bxa3) 11... Ne5 12. axb7? { (-4.50 → -8.28) Mistake. d4 was best. } (12. d4 exd3) 12... Rb8?? { (-8.28 → -3.33) Blunder. Rxa1 was best. } (12... Rxa1 13. f4 Ra5 14. Be2 Nd3+ 15. Bxd3 exd3 16. c4 Qb8 17. Nf3 dxc4 18. Nc3 Ra7 19. O-O) 13. Qb3?? { (-3.33 → -9.89) Blunder. Be2 was best. } (13. Be2 Bc6 14. f4 Rxb7 15. Qa2 Ned7 16. Ba3 Qb8 17. Qc2 Ra7 18. Nh3 Qb7 19. Ra2 Qa8) 13... Bxb5 14. Qxb5 Nd3+ 15. Kd1 Nxf2+ 16. Kc2 Nxh1 17. Nh3 Bxh2 18. Ba3 Bd6 19. Qc6 Ng3 20. Bb4 Nf5 21. Ra8 Bxb4 22. cxb4 Rxa8 23. bxa8=Q Qxa8 24. Qxc7 Rc8 25. Qxc8+ Qxc8+ 26. Kb3 Qc4+ 27. Ka4?! { (-24.52 → Mate in 6) Checkmate is now unavoidable. Kb2 was best. } (27. Kb2 d4) 27... Nd6?! { (Mate in 6 → -71.09) Lost forced checkmate sequence. Nd7 was best. } (27... Nd7 28. d4 Qc2+ 29. Ka5 Nd6 30. Na3 Qc6 31. b5 Qc3+ 32. Ka4 Nb6#) 28. Nc3?! { (-71.09 → Mate in 7) Checkmate is now unavoidable. Na3 was best. } (28. Na3) 28... Nd7 29. Nf4 Nb6+ 30. Ka3 Nb5+ 31. Kb2 Qxb4+ 32. Kc2 Nxc3 33. dxc3 Qc4 34. g4 Na4 35. Ne2 Qxe2+ 36. Kb3 Qc4+ 37. Ka3 Nxc3 38. Kb2 Nb5 39. g5 Qc3+ 40. Ka2 d4 41. exd4 Nxd4 42. g6 Qb3+ 43. Ka1 Nc2# { Black wins by checkmate. } 0-1