[Event "decimo entrenamiento de ajedrz Arena"] [Site "https://lichess.org/odKSv7JW"] [Date "2021.05.19"] [White "piero_6_MA"] [Black "oliveirasamuel"] [Result "0-1"] [UTCDate "2021.05.19"] [UTCTime "17:33:02"] [WhiteElo "1726"] [BlackElo "956"] [WhiteRatingDiff "-17"] [BlackRatingDiff "+77"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. e3 { A00 Van't Kruijs Opening } e6 2. Bc4 Nc6 3. Qh5?! { (-0.03 → -1.03) Inaccuracy. Nf3 was best. } (3. Nf3 d5 4. Bb5 a6 5. Bxc6+ bxc6 6. O-O c5 7. b3 Nf6) 3... g6 4. Qg4 f5 5. Qf4 e5 6. Qf3 e4 7. Qh3? { (-1.64 → -3.24) Mistake. Qe2 was best. } (7. Qe2 d5) 7... d5 8. Bxd5?? { (-3.06 → -6.78) Blunder. Be2 was best. } (8. Be2 d4 9. f4 Bg7 10. Na3 Nf6 11. Qh4 Qe7 12. Bb5 Bd7 13. Ne2 d3 14. cxd3 Nb4) 8... f4?? { (-6.78 → 1.31) Blunder. Qxd5 was best. } (8... Qxd5 9. Nc3) 9. Qh4?? { (1.31 → -11.26) Blunder. Be6 was best. } (9. Be6) 9... Qxh4 10. Bxg8 fxe3 11. dxe3 Nb4 12. Bxh7 Nxc2+ 13. Kd2?! { (-14.90 → Mate in 2) Checkmate is now unavoidable. Kd1 was best. } (13. Kd1 Nxa1 14. Bxg6+ Kd8 15. Ne2 Qg4 16. b3 Bg7 17. Bf7 Qd7+ 18. Bd2 Qxf7 19. Nf4 Nxb3) 13... Nxa1?! { (Mate in 2 → -15.44) Lost forced checkmate sequence. Qd8+ was best. } (13... Qd8+ 14. Kxc2 Qd3#) 14. f3?! { (-15.44 → Mate in 10) Checkmate is now unavoidable. Bxg6+ was best. } (14. Bxg6+ Ke7) 14... Bb4+ 15. Nc3 Qd8+?! { (Mate in 9 → -17.68) Lost forced checkmate sequence. Qf2+ was best. } (15... Qf2+ 16. Ne2 Rxh7 17. Kd1 Rd7+ 18. Nd4 Qxg2 19. h3 Qxh1+ 20. Kd2 Qg2+ 21. Kd1 Qf1+ 22. Kd2) 16. Ke1 Bxc3+ 17. Ke2 Qd3+ 18. Kf2 Rxh7 19. fxe4?! { (-23.13 → Mate in 5) Checkmate is now unavoidable. bxc3 was best. } (19. bxc3 Qd1) 19... Rf7+ 20. Kg3 Be5+ 21. Kh4 Qd8# { Black wins by checkmate. } 0-1