[Event "Congratulations Busitema Gradu Arena"] [Site "https://lichess.org/JYn1VUeT"] [Date "2022.06.25"] [White "Twina"] [Black "busitema_king"] [Result "0-1"] [UTCDate "2022.06.25"] [UTCTime "18:59:56"] [WhiteElo "1930"] [BlackElo "2112"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "300+0"] [ECO "D85"] [Opening "Grünfeld Defense: Exchange Variation, Modern Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nf3 d5?! { (0.25 → 0.90) Inaccuracy. Bg7 was best. } (3... Bg7 4. e3 O-O 5. Be2 b6 6. O-O Bb7 7. Qc2 Ne4 8. b3) 4. cxd5 Nxd5 5. Nc3?! { (0.83 → 0.23) Inaccuracy. e4 was best. } (5. e4 Nb6 6. h3 Bg7 7. Nc3 Nc6 8. Bb5 O-O 9. Bxc6 bxc6) 5... Nxc3 6. bxc3 Bg7 7. e4 c5 { D85 Grünfeld Defense: Exchange Variation, Modern Exchange Variation } 8. Be3 Nc6 9. Bb5 Qa5?! { (-0.12 → 0.58) Inaccuracy. cxd4 was best. } (9... cxd4 10. Bxc6+) 10. Bxc6+ bxc6 11. Qd2? { (0.55 → -0.68) Mistake. O-O was best. } (11. O-O O-O 12. Qc1 Rd8 13. Bh6 Bh8 14. Bg5 cxd4 15. cxd4 Bg4 16. Bxe7 Re8 17. Bc5 Rxe4) 11... Ba6 12. e5?! { (-1.05 → -2.00) Inaccuracy. Ne5 was best. } (12. Ne5 cxd4) 12... Rd8 13. h4 h5 14. Rh3?? { (-1.65 → -4.92) Blunder. c4 was best. } (14. c4 Qxd2+ 15. Nxd2 cxd4 16. Bf4 f6 17. exf6 exf6 18. Ke2 d3+ 19. Kd1 Kf7 20. Rb1 Rhe8) 14... O-O?? { (-4.92 → -2.27) Blunder. Qb5 was best. } (14... Qb5) 15. Rg3?? { (-2.27 → -6.60) Blunder. a4 was best. } (15. a4) 15... Kh8?? { (-6.60 → -0.91) Blunder. cxd4 was best. } (15... cxd4 16. cxd4 Qb5 17. Nh2 c5 18. a4 Qb3 19. Rd1 cxd4 20. Bxd4 Qc4 21. Qe3 Rb8 22. Qd3) 16. Bh6?? { (-0.91 → -2.84) Blunder. e6 was best. } (16. e6) 16... cxd4 17. Bxg7+ Kxg7 18. Nxd4 Qxe5+ 19. Re3? { (-3.27 → -5.45) Mistake. Qe3 was best. } (19. Qe3 Rd5 20. Qxe5+ Rxe5+ 21. Re3 Rxe3+ 22. fxe3 Rb8 23. O-O-O Rb6 24. Nf3 Bc8 25. e4 Ra6) 19... Qf6 20. Rf3 Qxh4 21. Rg3?? { (-5.87 → Mate in 1) Checkmate is now unavoidable. Rh3 was best. } (21. Rh3 Qf6 22. Rf3 Qe5+ 23. Qe3 Rd5 24. O-O-O Qxe3+ 25. Rxe3 e6 26. Nb3 Rfd8 27. Rde1 c5) 21... Qh1# { Black wins by checkmate. } 0-1