[Event "GM Andreas Heimann simul"] [Site "https://lichess.org/7vgtVWoT"] [Date "2021.09.12"] [White "andreas_heimann"] [Black "Liaozekun"] [Result "1-0"] [UTCDate "2021.09.12"] [UTCTime "09:37:27"] [WhiteElo "1500"] [BlackElo "1167"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "1200+60"] [ECO "D35"] [Opening "Queen's Gambit Declined: Exchange Variation, Positional Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 { D35 Queen's Gambit Declined: Exchange Variation, Positional Variation } 6. e3 Be6 7. Bd3 Nbd7 8. Nge2 Be7?! { (-0.06 → 0.71) Inaccuracy. h6 was best. } (8... h6 9. Bf4 g5 10. Bg3 Nh5 11. a3 Nxg3 12. Nxg3 Qc7 13. h4 Rg8 14. Qc2 O-O-O 15. O-O-O) 9. O-O O-O 10. Nf4 h6 11. Nxe6 fxe6 12. Bf4 c5 13. Rc1 Rc8 14. Bb1 Qe8 15. h3 Qf7 16. Qd3 g5 17. Bh2 c4?! { (1.57 → 2.34) Inaccuracy. g4 was best. } (17... g4) 18. Qc2 g4 19. hxg4 Nxg4 20. Bg3?! { (2.01 → 1.33) Inaccuracy. Bf4 was best. } (20. Bf4) 20... Ngf6?! { (1.33 → 2.25) Inaccuracy. Qg7 was best. } (20... Qg7 21. Ne2 Rf7 22. Qa4 Bg5 23. Qxa7 h5 24. Qxb7 Rcf8 25. Qc6 Nxe3 26. Qxe6 Nxf1 27. Rxf1) 21. e4 Nh7?? { (2.62 → 6.76) Blunder. dxe4 was best. } (21... dxe4 22. Nxe4) 22. exd5 exd5 23. Nxd5 Ndf6 24. Qg6+ Kh8 25. Nxe7 Qxe7 26. Be5 Qg7 27. Qf5 Rg8 28. g3 Rgf8 29. Rc3 Ng5 30. Kg2 Kg8 31. Rh1 Nfe4 32. Qxc8 Qf7 33. Qxf8+ Qxf8 34. Bxe4 Nxe4 35. Rf3 Qb4 36. Rxh6 Nf6 37. Rfxf6 Qd2?! { (67.12 → Mate in 5) Checkmate is now unavoidable. Qe7 was best. } (37... Qe7 38. Rfg6+) 38. Rf4 Qxf4 39. gxf4 b5 40. d5 b4 41. d6 Kf7 42. f5 a5 43. Rh7+ Kg8 44. Re7 Kf8 45. f6 c3 46. d7 c2 47. d8=Q# { White wins by checkmate. } 1-0