[Event "2020 Spring Marathon"] [Site "https://lichess.org/IGVhefHQ"] [Date "2020.04.18"] [White "afritch"] [Black "ufqler"] [Result "0-1"] [UTCDate "2020.04.18"] [UTCTime "19:57:01"] [WhiteElo "1065"] [BlackElo "1281"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+13"] [Variant "Standard"] [TimeControl "120+1"] [ECO "D04"] [Opening "Queen's Pawn Game: Colle System, Anti-Colle"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 d5 3. e3 Bf5 { D04 Queen's Pawn Game: Colle System, Anti-Colle } 4. Bd3 Bg6 5. Bxg6 hxg6 6. Nc3 e6 7. Bd2?! { (0.00 → -0.59) Inaccuracy. Qe2 was best. } (7. Qe2 c5 8. Qb5+ Nbd7 9. Qxb7 Rb8 10. Qxa7 c4 11. Qa4 Rb4) 7... c6?! { (-0.59 → -0.04) Inaccuracy. c5 was best. } (7... c5 8. Qe2 Nc6 9. O-O-O a6 10. Kb1 Qc7 11. a3 O-O-O 12. dxc5) 8. Qe2 Bb4 9. O-O-O b5 10. a3 Bxc3 11. Bxc3 a5 12. Kb1 Na6 13. h4?! { (-0.37 → -1.41) Inaccuracy. Bd2 was best. } (13. Bd2 b4) 13... b4 14. Bd2 bxa3 15. bxa3 Qb6+? { (-1.54 → -0.33) Mistake. O-O was best. } (15... O-O) 16. Kc1?? { (-0.33 → -7.90) Blunder. Ka1 was best. } (16. Ka1 Nb4) 16... Ne4?? { (-7.90 → -3.47) Blunder. Rb8 was best. } (16... Rb8 17. Bxa5) 17. Rh3?? { (-3.47 → Mate in 7) Checkmate is now unavoidable. Qd3 was best. } (17. Qd3 Nxf2 18. Qb3 Qxb3 19. cxb3 Nb8 20. Rhf1 Nxd1 21. Kxd1 Nd7 22. Ke2 f6 23. Rc1 Ra6) 17... c5? { (Mate in 7 → -8.05) Lost forced checkmate sequence. Rb8 was best. } (17... Rb8 18. Qb5 Qxb5 19. Bb4 Nxb4 20. Rd3 Nxd3+ 21. Kd1 Nf4 22. exf4 Qf1+ 23. Ne1 Rb1#) 18. Rdh1 cxd4? { (-14.68 → -5.04) Mistake. Rb8 was best. } (18... Rb8) 19. exd4? { (-5.04 → -15.00) Mistake. a4 was best. } (19. a4 Nac5) 19... Rb8 20. Bf4?! { (-14.07 → Mate in 1) Checkmate is now unavoidable. Kd1 was best. } (20. Kd1 Qb1+) 20... Qb1# { Black wins by checkmate. } 0-1