[Event "2019 Winter Marathon"] [Site "https://lichess.org/zNJZ1ofV"] [Date "2019.12.28"] [White "TomekMW"] [Black "Prasadu"] [Result "0-1"] [UTCDate "2019.12.28"] [UTCTime "13:32:37"] [WhiteElo "2210"] [BlackElo "1506"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+13"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D20"] [Opening "Queen's Gambit Accepted: Old Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 3. e3 { D20 Queen's Gambit Accepted: Old Variation } Be6 4. Qf3? { (0.74 → -0.49) Mistake. Nc3 was best. } (4. Nc3 Nf6 5. Nf3 c5 6. Ng5 Bg4 7. f3 Bd7 8. Bxc4 e6) 4... Nc6 5. Nc3 Nf6 6. Nh3?! { (-0.59 → -1.58) Inaccuracy. Qd1 was best. } (6. Qd1 Bd5 7. Nf3 e6 8. Be2 Bb4 9. O-O a6 10. Ne5 Nxe5) 6... Bd5?? { (-1.58 → 0.67) Blunder. Bg4 was best. } (6... Bg4 7. Qf4) 7. Qg3?? { (0.67 → -1.93) Blunder. Nxd5 was best. } (7. Nxd5 Qxd5 8. Qxd5 Nxd5 9. Bxc4 e6 10. Bd2 Be7 11. Bb5 O-O 12. Rc1 Rab8 13. f3 e5) 7... e6 8. Nf4?! { (-1.36 → -2.17) Inaccuracy. Be2 was best. } (8. Be2 Bd6 9. f4 O-O 10. Nf2 Bb4 11. O-O Ne7 12. Nxd5 exd5 13. Qf3 c5 14. a3 Qa5) 8... Bd6 9. Qxg7? { (-1.99 → -3.51) Mistake. Ncxd5 was best. } (9. Ncxd5 exd5) 9... Rf8?? { (-3.51 → -0.54) Blunder. Rg8 was best. } (9... Rg8 10. Qh6) 10. Nfxd5 exd5 11. e4?? { (-0.42 → -3.33) Blunder. Qg5 was best. } (11. Qg5) 11... Rg8 12. Qh6 Nxe4? { (-2.84 → -1.36) Mistake. Nxd4 was best. } (12... Nxd4 13. exd5) 13. Nxe4 dxe4 14. Qxh7?? { (-2.11 → -8.53) Blunder. Bd2 was best. } (14. Bd2 Bb4) 14... Rf8?? { (-8.53 → 1.81) Blunder. Bb4+ was best. } (14... Bb4+ 15. Bd2 Bxd2+ 16. Kxd2 Qxd4+ 17. Ke1 Rh8 18. Rd1 Qe5 19. Rd5 Rxh7 20. Rxe5+ Nxe5 21. Kd2) 15. Bxc4?? { (1.81 → -1.94) Blunder. Qxe4+ was best. } (15. Qxe4+) 15... Nxd4?? { (-1.94 → 1.84) Blunder. Bb4+ was best. } (15... Bb4+ 16. Kf1 Qxd4 17. Be2 O-O-O 18. Qf5+ Kb8 19. g3 Rd5 20. Qf4 Bd6 21. Qe3 Qe5 22. Qc3) 16. O-O? { (1.84 → 0.23) Mistake. Qxe4+ was best. } (16. Qxe4+ Qe7) 16... Qe7 17. Qh6?? { (0.41 → -3.59) Blunder. Be3 was best. } (17. Be3 Be5) 17... b5?? { (-3.59 → -0.22) Blunder. O-O-O was best. } (17... O-O-O 18. Bf4) 18. Bd5?? { (-0.22 → -4.15) Blunder. Rd1 was best. } (18. Rd1 bxc4) 18... O-O-O 19. Qe3?? { (-3.96 → -27.11) Blunder. Re1 was best. } (19. Re1) 19... Bxh2+ 20. Kxh2?! { (-23.31 → Mate in 15) Checkmate is now unavoidable. Kh1 was best. } (20. Kh1 Rh8) 20... Qe5+? { (Mate in 15 → -8.41) Lost forced checkmate sequence. Rh8+ was best. } (20... Rh8+ 21. Kg1 Nf3+ 22. Qxf3 exf3 23. Bxf3 Qh4 24. Bg4+ Qxg4 25. Bg5 Qxg5 26. Rad1 Rxd1 27. Rxd1) 21. Kg1 Qxd5 22. Rd1 Nf3+ 23. gxf3? { (-8.50 → Mate in 7) Checkmate is now unavoidable. Qxf3 was best. } (23. Qxf3 Qxd1+ 24. Qxd1 Rxd1+ 25. Kh2 Rh8+ 26. Kg3 Rhh1 27. a4 Rxc1 28. Ra3 b4 29. Rb3 a5) 23... Qxd1+ 24. Kg2 Rg8+ 25. Kh3 Qh1# { Black wins by checkmate. } 0-1