[Event "Ajedrez Guerrero Arena"] [Site "https://lichess.org/QQ2XbC8A"] [Date "2019.04.06"] [White "Ingeniero20"] [Black "JCalderonM"] [Result "1-0"] [UTCDate "2019.04.06"] [UTCTime "03:29:19"] [WhiteElo "2073"] [BlackElo "1500"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-23"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D10"] [Opening "Slav Defense: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. cxd5 { D10 Slav Defense: Exchange Variation } cxd5 4. Nc3 Qa5 5. Bf4 Na6?! { (0.77 → 1.92) Inaccuracy. Nc6 was best. } (5... Nc6 6. e3 Bf5 7. a3 e6 8. Qb3 Qb6 9. Qxb6 axb6 10. Rc1) 6. Nf3 f6?! { (1.86 → 3.15) Inaccuracy. Nf6 was best. } (6... Nf6 7. e3 Bd7 8. Ne5 e6 9. a3 Rc8 10. Bd3 Nb8 11. O-O Qb6 12. Rb1 Nc6 13. Qf3) 7. a3 Qb6?! { (2.85 → 4.34) Inaccuracy. e6 was best. } (7... e6 8. e4 Ne7 9. Bb5+ Kf7 10. e5 Ng6 11. Bd2 Be7 12. Rc1 Qd8 13. Bd3 f5 14. Nb5) 8. Nxd5 Qa5+ 9. Nc3 Be6 10. e4 O-O-O?! { (5.62 → 10.20) Inaccuracy. Bd7 was best. } (10... Bd7 11. b4) 11. b4 Qb6 12. Rc1 Bg4 13. Nd5+ Qc6 14. Nb6+ axb6 15. Rxc6+ bxc6 16. Bxa6+ Kd7 17. d5 c5?! { (10.76 → Mate in 2) Checkmate is now unavoidable. Ke8 was best. } (17... Ke8 18. Bc7) 18. d6?! { (Mate in 2 → 10.31) Lost forced checkmate sequence. Qa4+ was best. } (18. Qa4+ b5 19. Qxb5#) 18... Kc6?! { (10.31 → Mate in 2) Checkmate is now unavoidable. Ke8 was best. } (18... Ke8 19. Qd5) 19. Qd5+ Kd7 20. Bb5+ Kc8 21. Qa8# { White wins by checkmate. } 1-0