[Event "27 Torneo Categoría B Arena"] [Site "https://lichess.org/S4GCYXBs"] [Date "2021.03.20"] [White "GonmaqB21"] [Black "OldKnightBlack"] [Result "0-1"] [UTCDate "2021.03.20"] [UTCTime "01:47:36"] [WhiteElo "1688"] [BlackElo "1441"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+162"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C55"] [Opening "Italian Game: Two Knights Defense, Modern Bishop's Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 { C55 Italian Game: Two Knights Defense, Modern Bishop's Opening } d5 5. exd5 Nxd5 6. a3?! { (0.75 → -0.19) Inaccuracy. O-O was best. } (6. O-O Nb6 7. Bb5 Bd6 8. Bxc6+ bxc6 9. Nxe5 Bxe5 10. Re1 f6) 6... Bc5?! { (-0.19 → 0.63) Inaccuracy. Bg4 was best. } (6... Bg4 7. h3 Bh5 8. Bd2 Bc5 9. g4 Bg6 10. Qe2 O-O 11. Nc3) 7. c3?! { (0.63 → -0.33) Inaccuracy. O-O was best. } (7. O-O O-O 8. Re1 h6 9. Nbd2 Bb6 10. Nxe5 Nxe5 11. Rxe5 c6) 7... O-O 8. O-O Bf5 9. b4?! { (-0.31 → -0.86) Inaccuracy. d4 was best. } (9. d4 Nb6) 9... Bb6?! { (-0.86 → -0.01) Inaccuracy. Be7 was best. } (9... Be7) 10. Bb2?? { (-0.01 → -2.25) Blunder. Re1 was best. } (10. Re1 a6) 10... Nf4 11. g3? { (-2.64 → -4.77) Mistake. d4 was best. } (11. d4) 11... Nxd3 12. Ra2?! { (-4.69 → -6.94) Inaccuracy. Bxd3 was best. } (12. Bxd3 Bxd3) 12... e4? { (-6.94 → -4.01) Mistake. Nxf2 was best. } (12... Nxf2 13. Qxd8 Raxd8 14. Rxf2 Bxb1 15. Ra1 Bd3 16. Bb3 Be4 17. Nd4 exd4 18. c4 a6 19. Re1) 13. Nh4? { (-4.01 → -6.80) Mistake. Bxd3 was best. } (13. Bxd3 exd3 14. Nbd2 a5 15. b5 Nb8 16. c4 Nd7 17. Nh4 Be6 18. Ng2 Nc5 19. Nf4 Qd7) 13... Bh3 14. Qe2 Nce5 15. Bb3 Qf6 16. Qxe4 Nxf2 17. Qxb7?! { (-19.13 → Mate in 3) Checkmate is now unavoidable. Qd4 was best. } (17. Qd4 Bxd4) 17... Ne4+ 18. Qxb6 Qxf1# { Black wins by checkmate. } 0-1