[Event "DMV Spring Camp FM Josh Posthuma simul"] [Site "https://lichess.org/MnbQutLz"] [Date "2021.03.31"] [White "jposthuma"] [Black "AlbertL2020"] [Result "1-0"] [UTCDate "2021.03.31"] [UTCTime "17:28:34"] [WhiteElo "2555"] [BlackElo "1776"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "600+0"] [ECO "D02"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Nf3 Nc6 { D02 Queen's Pawn Game: Chigorin Variation } 3. Bf4 Bf5 4. e3 e6 5. c4?! { (0.39 → -0.55) Inaccuracy. a3 was best. } (5. a3 Bd6 6. Bg3 Nce7 7. c4 Nf6 8. Be2 c6 9. Qb3 O-O) 5... Bb4+? { (-0.55 → 0.55) Mistake. Nb4 was best. } (5... Nb4 6. Na3 c6 7. Be2 dxc4 8. Bxc4 Nd5 9. Bxd5 Bb4+ 10. Nd2) 6. Nc3 Bxc3+ 7. bxc3 dxc4?! { (0.41 → 1.32) Inaccuracy. Nf6 was best. } (7... Nf6 8. Rc1 O-O 9. Be2 Na5 10. cxd5 exd5 11. O-O Ne4 12. Nd2) 8. Bxc4 Nf6 9. O-O O-O 10. h3?! { (1.11 → 0.33) Inaccuracy. Rc1 was best. } (10. Rc1 h6) 10... h6?! { (0.33 → 1.12) Inaccuracy. Nd5 was best. } (10... Nd5) 11. Qe2 Qd7?! { (0.57 → 1.19) Inaccuracy. Na5 was best. } (11... Na5 12. Bd3) 12. Bb5 a6 13. Ne5? { (0.95 → -0.34) Mistake. Bxc6 was best. } (13. Bxc6) 13... Qd6?? { (-0.34 → 3.71) Blunder. Nxd4 was best. } (13... Nxd4 14. Nxd7 Nxe2+ 15. Bxe2 Nxd7 16. Bxc7 Rfc8 17. Bd6 Nc5 18. c4 Bd3 19. Bxd3 Nxd3 20. Rfb1) 14. Nxc6?? { (3.71 → 1.50) Blunder. Bxc6 was best. } (14. Bxc6 bxc6 15. Ng6 Bxg6 16. Bxd6 cxd6 17. c4 Rfb8 18. f3 Rb7 19. Qd2 Rab8 20. Qc3 Rb2) 14... Qd5?? { (1.50 → 10.67) Blunder. Qd7 was best. } (14... Qd7 15. Ba4 Be4 16. Rfc1 Bxc6 17. Bb3 Rac8 18. a4 b5 19. a5 Bb7 20. c4 c5 21. cxb5) 15. Ne7+ Kh8 16. Nxd5 Nxd5 17. Bd3 Bxd3 18. Qxd3 Nxf4 19. exf4 Rad8 20. f5 exf5 21. Qxf5 f6 22. Rfe1 Rd5 23. Qxd5 c6 24. Qd6 Rg8 25. Qd7 b5 26. Re8 Rxe8 27. Qxe8+ Kh7 28. Qxc6?! { (Mate in 4 → 71.19) Lost forced checkmate sequence. Re1 was best. } (28. Re1 c5 29. Re7 cxd4 30. Qf7 dxc3 31. Qxg7#) 28... a5?! { (71.19 → Mate in 5) Checkmate is now unavoidable. b4 was best. } (28... b4 29. Qe4+) 29. Qxb5 a4 30. d5 a3 31. d6 g5 32. d7 f5 33. Qxf5+ Kg7 34. d8=Q h5 35. Qdf8# { White wins by checkmate. } 1-0