[Event "Torneo Ajedrez USM 2023 - III"] [Site "https://lichess.org/Qb8peCKe"] [Date "2023.08.31"] [White "Manchurientos"] [Black "Tincho_Supreme"] [Result "1-0"] [UTCDate "2023.08.31"] [UTCTime "00:30:33"] [WhiteElo "1667"] [BlackElo "1921"] [WhiteRatingDiff "+52"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "240+2"] [ECO "E51"] [Opening "Nimzo-Indian Defense: Normal Variation, Ragozin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 d5 { E51 Nimzo-Indian Defense: Normal Variation, Ragozin Variation } 6. c5?! { (0.13 → -0.70) Inaccuracy. a3 was best. } (6. a3 Be7 7. Be2 dxc4 8. O-O c5 9. Bxc4 cxd4 10. exd4 a6) 6... a6?! { (-0.70 → 0.28) Inaccuracy. b6 was best. } (6... b6 7. cxb6 Bxc3+ 8. bxc3 axb6 9. a4 Ba6 10. Bxa6 Rxa6 11. Qe2) 7. Bd3 Nc6 8. O-O Bxc3 9. bxc3 b5?! { (0.29 → 0.85) Inaccuracy. Qe7 was best. } (9... Qe7 10. c4) 10. Re1?! { (0.85 → 0.24) Inaccuracy. a4 was best. } (10. a4 Bd7 11. Ba3 Qe7 12. axb5 axb5 13. Bxb5 Rfb8 14. Be2 Qe8 15. Qc2 Ne7 16. Rfb1 Bb5) 10... Na5?! { (0.24 → 1.14) Inaccuracy. e5 was best. } (10... e5 11. dxe5 Ne4 12. Qc2 Bg4 13. Bxe4 dxe4 14. Qxe4 Bxf3 15. gxf3 Qg5+ 16. Kf1 Qxe5 17. Qxe5) 11. e4? { (1.14 → -0.17) Mistake. a4 was best. } (11. a4 Bb7 12. axb5 axb5 13. Bxb5 Nc4 14. Rb1 Ba6 15. Bc6 Rb8 16. Rb4 Na5 17. Ra4 Nxc6) 11... dxe4 12. Bxe4 Nxe4 13. Rxe4 Bb7 14. Rg4 Re8?? { (-0.55 → 1.75) Blunder. f6 was best. } (14... f6) 15. Ne5 Nc4?? { (1.80 → Mate in 5) Checkmate is now unavoidable. Qe7 was best. } (15... Qe7) 16. Rxg7+ Kxg7 17. Qg4+ Kf8 18. Bh6+ Ke7 19. Qg5+ f6 20. Qg7# { White wins by checkmate. } 1-0