[Event "48th Heywood Swiss"] [Site "https://lichess.org/XzoM8wLw"] [Date "2021.05.05"] [White "upoe610"] [Black "sidalmond"] [Result "1-0"] [UTCDate "2021.05.05"] [UTCTime "19:26:30"] [WhiteElo "2109"] [BlackElo "1963"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-3"] [Variant "Standard"] [TimeControl "900+5"] [ECO "E12"] [Opening "Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 { E12 Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation } 5. a3 Bxc3+ 6. bxc3 Ba6 7. e3 d5?! { (-0.32 → 0.28) Inaccuracy. Nc6 was best. } (7... Nc6 8. Nd2 O-O 9. Be2 d6 10. O-O Re8 11. Re1 e5 12. Nb3) 8. cxd5?! { (0.28 → -0.32) Inaccuracy. Be2 was best. } (8. Be2 O-O 9. cxd5 Bxe2 10. Qxe2 exd5 11. c4 Nc6 12. O-O Na5) 8... Bxf1 9. Kxf1 exd5 10. Ne5?! { (-0.33 → -0.98) Inaccuracy. c4 was best. } (10. c4 O-O 11. Qc2 Ne4 12. Ke2 Re8 13. Rd1 Nd7 14. Bd2 Ndf6 15. Kf1 Rc8 16. cxd5 Qxd5) 10... O-O 11. g3?! { (-0.88 → -1.57) Inaccuracy. f3 was best. } (11. f3 c5) 11... Nbd7?! { (-1.57 → -0.55) Inaccuracy. Qd6 was best. } (11... Qd6) 12. Nxd7? { (-0.55 → -2.05) Mistake. c4 was best. } (12. c4 c5 13. Kg2 dxc4 14. Nxc4 b5 15. Nd6 Qc7 16. dxc5 Nxc5 17. e4 Nfxe4 18. Nxe4 Nxe4) 12... Qxd7 13. Kg2 Rfe8 14. a4 Ne4 15. f3 Nd6 16. Qd3 Nc4?! { (-1.92 → -1.21) Inaccuracy. Re6 was best. } (16... Re6 17. Re1) 17. e4 c6 18. Re1 h5?! { (-1.17 → -0.28) Inaccuracy. dxe4 was best. } (18... dxe4 19. fxe4 b5 20. Rb1 h6 21. Bf4 a6 22. h4 Nb6 23. a5 Nc4 24. Ra1 Re7 25. Re2) 19. e5 f5?! { (-0.55 → 0.26) Inaccuracy. a5 was best. } (19... a5 20. f4 f5 21. h3 g6 22. Ba3 Kf7 23. Kh2 Qe6 24. h4 Rab8 25. Kh3 Rb7 26. Bd6) 20. Bg5 c5 21. h4?! { (0.95 → 0.20) Inaccuracy. h3 was best. } (21. h3) 21... g6?? { (0.20 → 2.90) Blunder. Rac8 was best. } (21... Rac8 22. Re2 Qe6 23. Kh2 Na5 24. Bd2 Nc4 25. Rg2 cxd4 26. cxd4 Nxd2 27. Rxd2 Rc4 28. f4) 22. Bf6?! { (2.90 → 1.66) Inaccuracy. g4 was best. } (22. g4) 22... Nb2?! { (1.66 → 2.90) Inaccuracy. cxd4 was best. } (22... cxd4 23. cxd4) 23. Qd2 Nc4 24. Qg5?! { (3.10 → 2.30) Inaccuracy. Qh6 was best. } (24. Qh6 Qh7 25. Qg5 cxd4 26. cxd4 Re6 27. Rf1 Qf7 28. Rae1 Rae8 29. Kh2 Kh7 30. Rg1 a6) 24... Qh7?? { (2.30 → 4.84) Blunder. Kh7 was best. } (24... Kh7 25. Ra2 Qe6 26. g4 fxg4 27. fxg4 Qxg4+ 28. Qxg4 hxg4 29. Kg3 Re6 30. Kxg4 Rf8 31. Rf2) 25. Rab1? { (4.84 → 2.79) Mistake. dxc5 was best. } (25. dxc5 Nb2) 25... cxd4 26. cxd4 Rac8?! { (4.18 → 5.88) Inaccuracy. a6 was best. } (26... a6 27. e6) 27. Rb5 Na3 28. Rxd5 Rc2+ 29. Kh3 Nc4 30. e6 Nd2 31. Qf4 Qc7 32. Qh6 Qh7 33. Qxh7+ Kxh7 34. Rd7+ Kg8 35. Rg7+ Kf8 36. e7+ Rxe7 37. Rgxe7 Nxf3 38. Rh1 Nxd4 39. Rxa7 Ne6 40. Re1 Nc5? { (8.59 → Mate in 3) Checkmate is now unavoidable. Rc7 was best. } (40... Rc7 41. Rxc7 Nxc7 42. Bd8 Na6 43. Bxb6 Kf7 44. Bd8 f4 45. gxf4 Nc5 46. Re7+ Kg8 47. a5) 41. Be7+ Kg8 42. Bxc5 { Black resigns. } 1-0