[Event "Daily UltraBullet Arena"] [Site "https://lichess.org/qGhYd4cU"] [Date "2021.02.13"] [White "Pera1999R"] [Black "IsaiasPiscoya"] [Result "1-0"] [UTCDate "2021.02.13"] [UTCTime "21:16:05"] [WhiteElo "1591"] [BlackElo "1209"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A01"] [Opening "Nimzo-Larsen Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. b3 { A01 Nimzo-Larsen Attack } e6 2. Bb2 Bc5?? { (0.09 → 6.59) Blunder. Nf6 was best. } (2... Nf6 3. e3 d5 4. d4 Be7 5. Bd3 O-O 6. Nf3 c5 7. O-O) 3. Nc3?? { (6.59 → 0.12) Blunder. Bxg7 was best. } (3. Bxg7 Bd4) 3... Qf6? { (0.12 → 1.50) Mistake. Nf6 was best. } (3... Nf6 4. e3 d5 5. d4 Be7 6. Bd3 c5 7. dxc5 Nc6 8. Nf3) 4. e3 Bb6 5. Nge2 Qe7 6. d4?! { (1.81 → 0.85) Inaccuracy. Nd5 was best. } (6. Nd5 Qf8 7. Nxb6 axb6 8. Ng3 Nf6 9. a4 d5 10. c4 c6 11. Bxf6 gxf6 12. cxd5 exd5) 6... d6 7. Ne4 c5?? { (0.55 → 5.58) Blunder. Nc6 was best. } (7... Nc6 8. c4) 8. c4?? { (5.58 → 1.00) Blunder. dxc5 was best. } (8. dxc5 Ba5+) 8... cxd4?! { (1.00 → 1.81) Inaccuracy. Ba5+ was best. } (8... Ba5+ 9. Bc3) 9. exd4? { (1.81 → 0.15) Mistake. Bxd4 was best. } (9. Bxd4 Nf6) 9... e5?? { (0.15 → 4.65) Blunder. Nf6 was best. } (9... Nf6 10. Nxf6+) 10. N2g3?? { (4.65 → 0.18) Blunder. dxe5 was best. } (10. dxe5 Nc6) 10... exd4 11. Bxd4?? { (-0.01 → -4.78) Blunder. Qe2 was best. } (11. Qe2 Ba5+ 12. Kd1 Kf8 13. Bxd4 Nc6 14. Bc3 Bxc3 15. Nxc3 Be6 16. Nd5 Bxd5 17. cxd5 Ne5) 11... Bxd4?? { (-4.78 → -0.27) Blunder. Ba5+ was best. } (11... Ba5+) 12. Be2?? { (-0.27 → -5.53) Blunder. Qxd4 was best. } (12. Qxd4) 12... Qe5?! { (-5.53 → -4.09) Inaccuracy. Nc6 was best. } (12... Nc6 13. O-O) 13. Rc1?! { (-4.09 → -5.17) Inaccuracy. O-O was best. } (13. O-O Kf8 14. Rc1 h5 15. Bf3 Nc6 16. Re1 h4 17. Ne2 Rh6 18. Nxd4 Qxd4 19. Ng5 Qf4) 13... Bxf2+?? { (-5.17 → 2.64) Blunder. h5 was best. } (13... h5) 14. Kxf2 Qf6+?? { (2.59 → 9.63) Blunder. Nf6 was best. } (14... Nf6) 15. Ke1?? { (9.63 → 4.08) Blunder. Nxf6+ was best. } (15. Nxf6+ Nxf6 16. Qxd6 Be6 17. Bf3 Nbd7 18. Bxb7 Rb8 19. Bc6 Rb6 20. c5 Rxc6 21. Qxc6 O-O) 15... Qg6? { (4.08 → 8.24) Mistake. Qd8 was best. } (15... Qd8) 16. Rf1?! { (8.24 → 5.15) Inaccuracy. Nxd6+ was best. } (16. Nxd6+) 16... Qh6? { (5.15 → 11.62) Mistake. Nh6 was best. } (16... Nh6 17. Nxd6+) 17. Nxd6+ Ke7?! { (10.14 → Mate in 9) Checkmate is now unavoidable. Qxd6 was best. } (17... Qxd6 18. Qxd6) 18. Bg4?? { (Mate in 9 → 6.65) Lost forced checkmate sequence. Rxf7+ was best. } (18. Rxf7+ Kd8 19. Rf8+ Ke7 20. Re8+ Kd7 21. Bg4+ Kc7 22. Rxc8+ Kb6 23. c5+ Ka5 24. b4+ Kxb4) 18... Kd8?? { (6.65 → Mate in 5) Checkmate is now unavoidable. Qxd6 was best. } (18... Qxd6 19. Rxf7+) 19. Nxc8+ Ke8 20. Qd7+?? { (Mate in 9 → -7.81) Lost forced checkmate sequence. Nd6+ was best. } (20. Nd6+ Qxd6 21. Qxd6 Ne7 22. Kd2 Nbc6 23. Bd7+ Kf8 24. Rxf7+ Kg8 25. Be6 Ne5 26. Rxe7+ Nf7) 20... Kf8?? { (-7.81 → Mate in 1) Checkmate is now unavoidable. Nxd7 was best. } (20... Nxd7) 21. Qd8# { White wins by checkmate. } 1-0