[Event "Theme Brawl 34: Nimzo-Indian"] [Site "https://lichess.org/4bhuJxsF"] [Date "2022.03.21"] [White "adande1"] [Black "dave3"] [Result "0-1"] [UTCDate "2022.03.21"] [UTCTime "19:17:44"] [WhiteElo "1995"] [BlackElo "2067"] [Variant "From Position"] [TimeControl "600+5"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 2 4"] [SetUp "1"] [Annotator "lichess.org"] 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. Nf3 b6 8. h4?! { (0.06 → -0.62) Inaccuracy. Bg5 was best. } (8. Bg5 dxc4 9. Qxc4 Ba6 10. Qa4 h6 11. Bh4 c5 12. dxc5 bxc5) 8... c5 9. Bg5 Nc6 10. e3 Bb7 11. Bd3?? { (0.37 → -1.35) Blunder. dxc5 was best. } (11. dxc5 bxc5) 11... Rc8? { (-1.35 → -0.09) Mistake. cxd4 was best. } (11... cxd4 12. exd4) 12. Qc2?! { (-0.09 → -1.15) Inaccuracy. dxc5 was best. } (12. dxc5 dxc4 13. Be2 Na5 14. Rd1 Qe7 15. cxb6 axb6 16. Qe5 h6 17. Bxf6 Qxf6 18. Qxf6 gxf6) 12... h6 13. O-O-O? { (-0.74 → -2.38) Mistake. cxd5 was best. } (13. cxd5 Na5) 13... cxd4 14. exd4 dxc4? { (-3.35 → -1.83) Mistake. Na5 was best. } (14... Na5 15. Qe2) 15. Bxc4?? { (-1.83 → -7.32) Blunder. Bh7+ was best. } (15. Bh7+ Kh8 16. d5 exd5 17. Bf5 Rc7 18. Qd2 c3 19. Qf4 cxb2+ 20. Kxb2 Re8 21. Bxh6 Re2+) 15... b5 16. Qb3?! { (-5.87 → -9.33) Inaccuracy. d5 was best. } (16. d5 Nb4) 16... Na5 17. Qxb5 Nxc4 18. Kb1 Nd6 19. Qd3 Be4 20. Be3 Bxd3+ 21. Rxd3 Nd5 22. Bd2 Ne4 23. Be3 Nxe3 24. fxe3 Nf2 25. Rdd1 Nxh1 26. Rxh1 Qc7 27. Ne5 Qc2+ 28. Ka1 Qxg2 29. Re1 Rc2 30. Nd3 Rb8 31. Rb1 Qe4?! { (Mate in 5 → -48.92) Lost forced checkmate sequence. Rb3 was best. } (31... Rb3 32. Ka2 Qd5 33. Nb4 Rbxb2+ 34. Ka1 Ra2+ 35. Nxa2 Rxa2#) 32. Nb4?! { (-48.92 → Mate in 7) Checkmate is now unavoidable. Rd1 was best. } (32. Rd1 Qxe3) 32... Rh2 33. h5 Rxh5?! { (Mate in 5 → -17.09) Lost forced checkmate sequence. Rxb4 was best. } (33... Rxb4 34. Rc1 Rbxb2 35. Rc8+ Kh7 36. Rc2 Qxc2 37. a4 Qxa4#) 34. d5?! { (-17.09 → Mate in 7) Checkmate is now unavoidable. Ka2 was best. } (34. Ka2 a5) 34... exd5?! { (Mate in 7 → -19.92) Lost forced checkmate sequence. a5 was best. } (34... a5 35. Nc6 Rh1 36. Rxh1 Qxh1+ 37. Ka2 Qxd5+ 38. Kb1 Qd1+ 39. Ka2 Qb3+ 40. Ka1 Qxb2#) 35. Rd1 Rxb4 36. axb4 Qxb4 37. e4 Qa4+ 38. Kb1 Qxd1+ 39. Ka2 dxe4 40. b4 Qa4+ 41. Kb2 Qxb4+ 42. Kc2 Rc5+ 43. Kd1 Qb2 44. Ke1 Rc1# { Black wins by checkmate. } 0-1