[Event "Daily UltraBullet Arena"] [Site "https://lichess.org/UE78MuEB"] [Date "2019.05.09"] [White "Zhigalko_Sergei"] [Black "mathace"] [Result "0-1"] [UTCDate "2019.05.09"] [UTCTime "21:53:07"] [WhiteElo "2648"] [BlackElo "2153"] [WhiteRatingDiff "-43"] [BlackRatingDiff "+24"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "15+0"] [ECO "C40"] [Opening "Latvian Gambit: Mason Countergambit"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 f5? { (0.19 → 1.65) Mistake. Nc6 was best. } (2... Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d5 7. Nbd2) 3. d4? { (1.65 → 0.49) Mistake. Nxe5 was best. } { C40 Latvian Gambit: Mason Countergambit } (3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Nc3 Qf7 7. Be2 Nf6) 3... fxe4 4. Nxe5 d5? { (0.87 → 2.38) Mistake. Nf6 was best. } (4... Nf6 5. Be2 Be7 6. c4 O-O 7. Nc3 d6 8. Ng4 Nxg4 9. Bxg4) 5. Qh5+ g6 6. Nxg6 hxg6 7. Qh7?? { (2.30 → -14.28) Blunder. Qxh8 was best. } (7. Qxh8 Kf7 8. h4 Bg7 9. Bg5 Bxh8 10. Bxd8 Nc6 11. Bg5 Nxd4) 7... Nf6?? { (-14.28 → 4.43) Blunder. Rxh7 was best. } (7... Rxh7 8. Be3 a6 9. Nc3 Nc6 10. O-O-O Be6 11. Be2 Qh4 12. h3 Nh6 13. Kb1 Nf5 14. g3) 8. Qxh8 Qe7 9. Bg5 Kf7 10. Bxf6 Qxf6 11. Qxf6+ Kxf6 12. h4 Be6 13. h5 gxh5 14. Rxh5 Bg7 15. Rh1 Kf7 16. c3 Nd7 17. Nd2 c6 18. Be2 Nf6 19. Nf1 Re8 20. Ne3 Bd7 21. Bh5+ Ke7?! { (4.83 → 7.55) Inaccuracy. Nxh5 was best. } (21... Nxh5 22. Rxh5 Kg6 23. Rh2 Rf8 24. a4 a5 25. Ra3 Bh6 26. Rb3 b5 27. Rxh6+ Kxh6 28. axb5) 22. Bxe8 Kd8 23. Nxd5 Bxe8 24. Nxf6 Bxf6 25. Rh6 Be7 26. Rh3 Bf8 27. Re3 Be7 28. Ke2 Bg6 29. f3 Bg5 30. fxe4 Bxe3 31. Kxe3 Be8 32. e5 Bd7 33. Kf4 Be6 34. g4 Bd7 35. g5 Be8 36. Re1 Bf7 37. Re3 Bg6 38. Rg3 Bf7 39. Rh3 Bg6 40. Rh5?? { (13.57 → 1.58) Blunder. e6 was best. } (40. e6 Kc7 41. Ke5 b5 42. Rh6 Bd3 43. g6 Bb1 44. d5 cxd5 45. g7 d4 46. g8=Q Bxa2) 40... Ke7?? { (1.58 → 10.92) Blunder. Bxh5 was best. } (40... Bxh5 41. Kf5) 41. Rh6 Kf7 42. Rxg6 Kxg6 43. e6 c5?! { (11.84 → Mate in 8) Checkmate is now unavoidable. a5 was best. } (43... a5 44. Ke5 a4 45. a3 Kxg5 46. e7 Kg6 47. e8=R Kf7 48. Re6 Kg7 49. d5) 44. Ke5?! { (Mate in 8 → 16.11) Lost forced checkmate sequence. d5 was best. } (44. d5 Kg7 45. Kf5 b5 46. e7 Kf7 47. d6 b4 48. g6+ Kg7 49. e8=Q bxc3 50. Qf7+ Kh8) 44... cxd4 { Black wins on time. } 0-1