[Event "Practica Pre-Mundial"] [Site "https://lichess.org/ZB8MmL9X"] [Date "2021.03.20"] [White "RolandoPerez_UNMSM"] [Black "Snowboard15"] [Result "1-0"] [UTCDate "2021.03.20"] [UTCTime "02:06:00"] [WhiteElo "1975"] [BlackElo "1713"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-24"] [Variant "Standard"] [TimeControl "600+0"] [ECO "D30"] [Opening "Queen's Gambit Declined"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 { D30 Queen's Gambit Declined } 3. Nf3 f5?! { (0.00 → 1.01) Inaccuracy. Nf6 was best. } (3... Nf6 4. cxd5 exd5 5. Nc3 c6 6. Bf4 Bf5 7. e3 Nbd7 8. Bd3) 4. Nc3 Nf6 5. Bf4 c6 6. e3 Be7 7. Ne5 O-O 8. Be2 Nbd7 9. O-O Qe8 10. Rb1 Ne4 11. f3 Nef6 12. b4 Nh5 13. b5 Nxe5?? { (0.20 → 2.25) Blunder. Nxf4 was best. } (13... Nxf4 14. exf4 c5 15. cxd5 cxd4 16. Na4 exd5 17. Qxd4 Bf6 18. Qxd5+ Kh8 19. Bc4 Nxe5 20. fxe5) 14. Bxe5 Bd7 15. a4 f4 16. e4 Qf7?! { (2.90 → 3.69) Inaccuracy. Nf6 was best. } (16... Nf6) 17. Qb3?! { (3.69 → 2.45) Inaccuracy. bxc6 was best. } (17. bxc6) 17... Nf6 18. Bxf4 Nh5 19. Be5 Rad8? { (2.53 → 4.17) Mistake. Nf4 was best. } (19... Nf4 20. bxc6 bxc6 21. Qd1 a5 22. c5 Ng6 23. Bc7 Ra7 24. Bg3 Nf4 25. Bd3 e5 26. Ne2) 20. cxd5 exd5 21. exd5 cxd5 22. Nxd5 Be6 23. Nxe7+ Qxe7 24. Bc4 Bxc4 25. Qxc4+ Kh8 26. Rfe1 Qd7 27. Rbd1 Nf4 28. Re4 Nd5 29. Qd3 Nf6 30. Rh4 h6 31. Qg6 Qf7 32. Qd3 Nd5?? { (4.50 → Mate in 2) Checkmate is now unavoidable. Rfe8 was best. } (32... Rfe8 33. Re1) 33. Rxh6+ Kg8 34. Qh7# { White wins by checkmate. } 1-0