[Event "F2 Regional de Ajedrez R. Ríos"] [Site "https://lichess.org/71XMQt3O"] [Date "2021.10.29"] [White "S11_MateoBarrientos"] [Black "S11_DanielMartinez"] [Result "0-1"] [UTCDate "2021.10.29"] [UTCTime "21:10:17"] [WhiteElo "1439"] [BlackElo "1379"] [WhiteRatingDiff "-63"] [BlackRatingDiff "+57"] [Variant "Standard"] [TimeControl "600+5"] [ECO "C24"] [Opening "Bishop's Opening: Berlin Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Bc4 Nf6 { C24 Bishop's Opening: Berlin Defense } 3. Qf3 Nc6 4. Nh3?? { (0.00 → -4.13) Blunder. Ne2 was best. } (4. Ne2 d6 5. Nbc3 Bg4 6. Qe3 Nb4 7. Bb3 Be6 8. Ba4+ Bd7) 4... Nd4 5. Qg3 Nh5?? { (-5.87 → 5.69) Blunder. Nxc2+ was best. } (5... Nxc2+ 6. Kd1 Nxa1 7. Qxe5+ Be7 8. b3 O-O 9. Bb2 d5 10. exd5) 6. Qxe5+ Qe7 7. Qxd4 d6 8. Bb5+ c6 9. Bc4 b5 10. Bxb5 cxb5 11. Qb4? { (4.66 → 2.72) Mistake. Qd5 was best. } (11. Qd5 Rb8) 11... Bd7 12. d3 g6?! { (2.51 → 3.64) Inaccuracy. d5 was best. } (12... d5 13. Qxe7+) 13. Bg5? { (3.64 → 1.81) Mistake. a4 was best. } (13. a4) 13... f6?! { (1.81 → 2.83) Inaccuracy. Qe5 was best. } (13... Qe5) 14. Qc3?? { (2.83 → -0.52) Blunder. Be3 was best. } (14. Be3 a5) 14... Bg7? { (-0.52 → 0.98) Mistake. Rc8 was best. } (14... Rc8 15. Qd4 Bg7 16. Bc1 f5 17. Qxa7 f4 18. Nd2 g5 19. c3 g4 20. Ng1 O-O 21. f3) 15. O-O?? { (0.98 → -7.17) Blunder. Bd2 was best. } (15. Bd2 O-O 16. Qa3 f5 17. Nc3 fxe4 18. Nxe4 a5 19. Qxd6 Qxd6 20. Nxd6 Bxb2 21. Rb1 Ba3) 15... fxg5 16. Re1 Bxc3 17. Nxc3 Bxh3 18. gxh3 O-O 19. e5 dxe5 20. d4 Qd7 21. dxe5 Qxh3 22. Re3 Rf3 23. Rae1?! { (-14.81 → Mate in 2) Checkmate is now unavoidable. Nd5 was best. } (23. Nd5 Qg4+) 23... Nf4 24. Nd5 Rxe3 25. Nxe3 Re8 26. e6 Rxe6 27. c4 bxc4 28. b3 cxb3 29. axb3 Rxe3 30. fxe3 Qg2# { Black wins by checkmate. } 0-1