[Event "Classical Shield Arena"] [Site "https://lichess.org/6tUjWnBb"] [Date "2021.11.12"] [White "chess_plesiosaur"] [Black "koyasteven"] [Result "0-1"] [UTCDate "2021.11.12"] [UTCTime "20:33:01"] [WhiteElo "1858"] [BlackElo "1847"] [WhiteRatingDiff "-19"] [BlackRatingDiff "+51"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A06"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 { A06 Zukertort Opening } 2. e3 Nf6 3. Nc3 g6 4. b3 Bg7 5. Bb2 O-O 6. Bd3?! { (-0.28 → -0.94) Inaccuracy. Na4 was best. } (6. Na4 b6 7. d4 c5 8. dxc5 bxc5 9. c4 Bd7 10. Nc3 Bc6) 6... a6 7. O-O Re8 8. Ng5?! { (-1.09 → -2.28) Inaccuracy. Be2 was best. } (8. Be2 e5 9. d4 exd4 10. exd4 Nc6 11. h3 Ne4 12. Re1 Bf5 13. Bf1 h5 14. Ne2 g5) 8... h6 9. Nf3 e5 10. Be2 c5?! { (-2.74 → -1.74) Inaccuracy. d4 was best. } (10... d4) 11. Na4 e4 12. Ne5 Qc7? { (-1.96 → -0.32) Mistake. d4 was best. } (12... d4) 13. f4?? { (-0.32 → -3.63) Blunder. d4 was best. } (13. d4) 13... b5 14. Nc3 Bb7?? { (-4.23 → -1.94) Blunder. d4 was best. } (14... d4) 15. Bg4?? { (-1.94 → -5.61) Blunder. Qe1 was best. } (15. Qe1 d4 16. Nd1 Nc6 17. Nxc6 Qxc6 18. f5 g5 19. b4 cxb4 20. Bxd4 Qxc2 21. a4 bxa4) 15... Nh7?? { (-5.61 → -1.60) Blunder. d4 was best. } (15... d4) 16. Ne2?! { (-1.60 → -2.22) Inaccuracy. d4 was best. } (16. d4 cxd4 17. exd4 Nf6 18. Be2 Nc6 19. a4 b4 20. Na2 Qb6 21. c3 bxc3 22. Bxc3 Ne7) 16... f5 17. Bh3 Nc6 18. d4? { (-1.83 → -3.54) Mistake. b4 was best. } (18. b4 Nxb4 19. d4 exd3 20. cxd3 c4 21. d4 Nd3 22. Nxd3 cxd3 23. Nc1 Rxe3 24. Nxd3 Qb6) 18... exd3 19. Nxd3 c4 20. Bxg7?! { (-4.15 → -6.05) Inaccuracy. Ne5 was best. } (20. Ne5 Nxe5 21. Bxe5 Bxe5 22. fxe5 Qxe5 23. Rf3 Ng5 24. Rg3 Rad8 25. Qd4 Qxd4 26. Nxd4 Kf7) 20... cxd3 21. Qxd3 Qxg7 22. Qxd5+ Kh8 23. Qd2 Rad8 24. Qc1 Nf6 25. Rf3 Nb4 26. Rg3 Ne4 27. Rf3 Rd2 28. Ng3 Rxc2 29. Qe1 Nd3 30. Qd1 Qc3 31. Rf1 Nxg3 32. hxg3 Rxe3 33. Kh2 Rd2 34. Qb1?! { (-11.08 → Mate in 8) Checkmate is now unavoidable. b4 was best. } (34. b4 Rxd1) 34... Be4?! { (Mate in 8 → -11.02) Lost forced checkmate sequence. Bxg2 was best. } (34... Bxg2 35. Bxg2 Rxg2+ 36. Kxg2 Qc6+ 37. Kh3 Re2 38. Qb2+ Rxb2 39. Rf2 Nxf2+ 40. Kh2 Ng4+ 41. Kh3) 35. Rc1?! { (-11.02 → Mate in 7) Checkmate is now unavoidable. Qd1 was best. } (35. Qd1 Rxd1) 35... Nxc1?! { (Mate in 7 → -11.85) Lost forced checkmate sequence. Rxg3 was best. } (35... Rxg3 36. Kxg3 Nxc1+ 37. Kh2 Bxg2 38. Qd3 Qxd3 39. Bg4 Be4+ 40. Kg1 Qg3+ 41. Kf1 Qf2#) 36. Qxc1 Rc2 37. Qd1 Rd3 38. Qg1?! { (-12.10 → Mate in 6) Checkmate is now unavoidable. Qxd3 was best. } (38. Qxd3 Bxd3) 38... Rxg3 39. Rd1 Rxh3# { Black wins by checkmate. } 0-1