[Event "K-12 No Chess Tomorrow"] [Site "https://lichess.org/8EHYXz20"] [Date "2023.05.13"] [White "MasonDong3800"] [Black "bijiy"] [Result "0-1"] [UTCDate "2023.05.13"] [UTCTime "17:50:48"] [WhiteElo "2043"] [BlackElo "2648"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+0"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "600+5"] [ECO "B27"] [Opening "Sicilian Defense: Hyperaccelerated Fianchetto"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 g6?! { (0.00 → 0.64) Inaccuracy. d6 was best. } (2... d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 e5 6. O-O Be7 7. Bc2) 3. d4 { B27 Sicilian Defense: Hyperaccelerated Fianchetto } cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. Bc4?! { (0.85 → 0.16) Inaccuracy. e5 was best. } (7. e5 Nh5 8. Bc4 Qa5 9. f4 Bh6 10. Qf3 Rb8 11. Bd2 Rb4) 7... Qc7 8. O-O Bg7 9. Be3 O-O 10. Qd2 d6?! { (-0.65 → 0.19) Inaccuracy. d5 was best. } (10... d5 11. exd5 cxd5 12. Bxd5 Rd8 13. Bf4 Qa5 14. Bxa8 Rxd2 15. Bxd2 Qd8 16. Bf3 Qxd2 17. Rad1) 11. Bh6?! { (0.19 → -0.62) Inaccuracy. h3 was best. } (11. h3 Bb7) 11... Bxh6 12. Qxh6 Rb8 13. Bb3?! { (0.00 → -0.79) Inaccuracy. h3 was best. } (13. h3 d5 14. exd5 cxd5 15. Nxd5 Nxd5 16. Bxd5 Rxb2 17. Bb3 Be6 18. Bxe6 fxe6 19. Qe3 Qb6) 13... Be6? { (-0.79 → 0.58) Mistake. c5 was best. } (13... c5) 14. Bxe6 fxe6 15. Rab1?! { (0.38 → -0.31) Inaccuracy. e5 was best. } (15. e5) 15... d5 16. f3 Rb4 17. a3? { (0.00 → -1.54) Mistake. b3 was best. } (17. b3 Qe5 18. Qd2 dxe4 19. Nxe4 Rd4 20. Qe3 Nxe4 21. fxe4 Rf6 22. Rbe1 c5 23. h3 Kg7) 17... Qb6+ 18. Kh1 Rxb2 19. Rbe1?? { (-1.81 → -4.02) Blunder. Rbc1 was best. } (19. Rbc1 Qd4) 19... Rxc2 20. e5? { (-3.36 → -6.46) Mistake. Ne2 was best. } (20. Ne2 e5) 20... Nh5 21. Ne2 Qb2 22. Rb1 Qxe5 23. Ng1 Rf4 24. Rfe1?! { (-5.97 → -8.69) Inaccuracy. Nh3 was best. } (24. Nh3 Rh4) 24... Rh4 25. Nh3 Ng3+ 26. hxg3 Qxe1+ 27. Rxe1 Rxh6 28. Rxe6 Kf7 29. Re3 Rxh3+ 30. gxh3 c5 31. Kg1 d4 32. Rd3 e5 33. Kf1 Ke6 34. h4 Kd5 35. Ke1 c4 36. Rd1 Rc3 37. Kf2 Rxa3 38. Rb1 Rb3 39. Ra1 d3 40. Rxa7 Rb2+ 41. Ke1 Kd4 42. Kd1?! { (-13.54 → Mate in 2) Checkmate is now unavoidable. Kf1 was best. } (42. Kf1 c3) 42... c3?! { (Mate in 2 → -74.05) Lost forced checkmate sequence. Rb1+ was best. } (42... Rb1+ 43. Kd2 c3#) 43. Ra4+?! { (-74.05 → Mate in 6) Checkmate is now unavoidable. Rd7+ was best. } (43. Rd7+ Ke3) 43... Ke3 44. Kc1 d2+ 45. Kd1 c2# { Black wins by checkmate. } 0-1