[Event "F1 Regional de Ajedrez R. Ríos"] [Site "https://lichess.org/eFpLgGPV"] [Date "2021.10.23"] [White "S11_FelipeColther"] [Black "S11_MateoBarrientos"] [Result "0-1"] [UTCDate "2021.10.23"] [UTCTime "20:30:00"] [WhiteElo "1100"] [BlackElo "1100"] [WhiteRatingDiff "-190"] [BlackRatingDiff "+194"] [Variant "Standard"] [TimeControl "600+5"] [ECO "C42"] [Opening "Russian Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 { C42 Russian Game } 3. Be2 Nxe4 4. a4? { (0.00 → -1.45) Mistake. d3 was best. } (4. d3 Nf6 5. Nxe5 d5 6. d4 Bd6 7. c4 dxc4 8. O-O Be6) 4... Bb4?? { (-1.45 → 0.26) Blunder. d6 was best. } (4... d6 5. O-O Be7 6. d4 exd4 7. Nxd4 O-O 8. Re1 d5 9. Bf4 Bc5 10. Be3 Nc6 11. Nc3) 5. Ra2?? { (0.26 → -1.72) Blunder. Nxe5 was best. } (5. Nxe5 d5 6. Nc3 O-O 7. Nxe4 dxe4 8. O-O Bf5 9. d4 exd3 10. Bxd3 Bxd3 11. Nxd3 Nc6) 5... d5 6. Nxe5 Qe7?! { (-1.52 → -0.60) Inaccuracy. Qg5 was best. } (6... Qg5 7. Nd3) 7. Nf3 Be6 8. O-O d4?! { (-0.36 → 0.40) Inaccuracy. O-O was best. } (8... O-O) 9. Nxd4?? { (0.40 → -5.04) Blunder. Ra1 was best. } (9. Ra1 Nc6 10. Bb5 O-O-O 11. Bxc6 bxc6 12. d3 Nc5 13. Bd2 a5 14. Re1 Rhe8 15. Bxb4 axb4) 9... Bxa2 10. Re1? { (-4.70 → -7.99) Mistake. Bb5+ was best. } (10. Bb5+ c6) 10... Bxb1? { (-7.99 → -4.11) Mistake. O-O was best. } (10... O-O 11. Bf3 Nxf2 12. Kxf2 Qh4+ 13. Kg1 Qxd4+ 14. Kh1 Nc6 15. c3 Qh4 16. Re4 Qf2 17. Re2) 11. Bf3 Qg5?? { (-4.56 → 1.40) Blunder. O-O was best. } (11... O-O) 12. Bxe4?? { (1.40 → -1.06) Blunder. Rxe4+ was best. } (12. Rxe4+) 12... O-O 13. Rf1?? { (-1.10 → -4.68) Blunder. Bxb7 was best. } (13. Bxb7 Na6) 13... Re8?? { (-4.68 → -0.32) Blunder. Nc6 was best. } (13... Nc6) 14. Bxb7 Bc5? { (-0.15 → 1.12) Mistake. c5 was best. } (14... c5 15. Nf3) 15. c3?? { (1.12 → -4.87) Blunder. d3 was best. } (15. d3 Qh4 16. Nb3 Bd6 17. g3 Qxa4 18. Bxa8 Na6 19. Bd2 Bxc2 20. Qxc2 Rxa8 21. Ra1 Nb4) 15... Re5?? { (-4.87 → 8.53) Blunder. Nd7 was best. } (15... Nd7 16. Nb5 Qg6 17. d4 Bb6 18. Bxa8 Rxa8 19. Bf4 Be4 20. Bg3 h5 21. f3 Bc2 22. Qd2) 16. Bxa8? { (8.53 → 4.70) Mistake. Nf3 was best. } (16. Nf3 Qf5 17. Nxe5 Nd7 18. Bxa8 Bc2 19. Qf3 Nxe5 20. Qxf5 Bxf5 21. d4 Bxd4 22. cxd4 Nd3) 16... Qf4? { (4.70 → 8.22) Mistake. Qg6 was best. } (16... Qg6) 17. Nb5?? { (8.22 → 0.95) Blunder. d3 was best. } (17. d3) 17... Rh5?? { (0.95 → 10.35) Blunder. Bd3 was best. } (17... Bd3) 18. h3 Rh6 19. Re1?? { (10.94 → -7.59) Blunder. d4 was best. } (19. d4 Qh4) 19... g5?? { (-7.59 → 11.37) Blunder. Bxf2+ was best. } (19... Bxf2+) 20. Kf1?? { (11.37 → Mate in 1) Checkmate is now unavoidable. d4 was best. } (20. d4 Qf5 21. dxc5 Qd7 22. Nd4 Re6 23. Nxe6 fxe6 24. Qxd7 Nxd7 25. Bxg5 Bc2 26. b4 Kf7) 20... Rg6?? { (Mate in 1 → 9.86) Lost forced checkmate sequence. Qxf2# was best. } (20... Qxf2#) 21. Ke2?? { (9.86 → Mate in 1) Checkmate is now unavoidable. d4 was best. } (21. d4 Qf5) 21... Qc4+?? { (Mate in 1 → 5.53) Lost forced checkmate sequence. Qxf2# was best. } (21... Qxf2#) 22. Kf3?? { (5.53 → Mate in 2) Checkmate is now unavoidable. d3 was best. } (22. d3) 22... Qf4+ 23. Ke2 Re6+ 24. Kf1 Rf6?? { (Mate in 1 → -1.57) Lost forced checkmate sequence. Qxf2# was best. } (24... Qxf2#) 25. Re8+? { (-1.57 → -3.16) Mistake. Bf3 was best. } (25. Bf3 Bd3+) 25... Kg7 26. Rxb8?? { (-3.01 → Mate in 1) Checkmate is now unavoidable. Bf3 was best. } (26. Bf3) 26... Qxf2# { Black wins by checkmate. } 0-1