[Event "2nd Rapid WCS Arena"] [Site "https://lichess.org/ExjwfKM8"] [Date "2021.12.27"] [White "Aliirezaa13000"] [Black "okchess1"] [Result "1-0"] [UTCDate "2021.12.27"] [UTCTime "15:40:23"] [WhiteElo "2494"] [BlackElo "2312"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-9"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 b6?! { (0.23 → 0.98) Inaccuracy. e5 was best. } { B00 Owen Defense } (1... e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6) 2. d4 Bb7 3. Bd3 e6 4. Nf3 Nf6 5. Qe2 c5?! { (0.71 → 1.57) Inaccuracy. d5 was best. } (5... d5 6. e5 Nfd7 7. O-O c5 8. c3 Nc6 9. Bf4 Be7 10. h3) 6. d5 Be7 7. c4 O-O?! { (1.64 → 2.35) Inaccuracy. d6 was best. } (7... d6 8. O-O) 8. Nc3?! { (2.35 → 1.59) Inaccuracy. d6 was best. } (8. d6 Bxd6 9. e5 Be7 10. exf6 Bxf6 11. Nc3 d5 12. h4 h6 13. Bb1 Nc6 14. Qd3 Re8) 8... a6?? { (1.59 → 4.37) Blunder. d6 was best. } (8... d6 9. O-O) 9. d6?! { (4.37 → 3.08) Inaccuracy. e5 was best. } (9. e5 Nxd5) 9... Bxd6 10. e5 Bxf3?! { (3.16 → 4.22) Inaccuracy. Bxe5 was best. } (10... Bxe5) 11. gxf3 Bxe5 12. Qxe5 Nc6 13. Qg3 d5?! { (3.52 → 5.22) Inaccuracy. Nb4 was best. } (13... Nb4 14. Bb1) 14. Rg1 g6 15. Bg5 Nb4 16. O-O-O d4 17. Qh4 dxc3 18. Bxf6 Nxd3+ 19. Kb1 c2+ 20. Kxc2 Qd7? { (7.23 → Mate in 5) Checkmate is now unavoidable. Nb4+ was best. } (20... Nb4+ 21. Kb1 Qxf6 22. Qxf6 Nc6 23. h4 Rad8 24. Rxd8 Rxd8 25. h5 Rd6 26. f4 Nd4 27. hxg6) 21. Rxd3?! { (Mate in 5 → 12.92) Lost forced checkmate sequence. Qh6 was best. } (21. Qh6 Ne1+ 22. Rgxe1 Qa4+ 23. Kb1 Qxd1+ 24. Rxd1 Rad8 25. Qg7#) 21... Qa4+?! { (12.92 → Mate in 5) Checkmate is now unavoidable. Qxd3+ was best. } (21... Qxd3+ 22. Kxd3 Rfd8+ 23. Bxd8 h6 24. Bxb6 e5 25. Qxh6 Rc8 26. Qe3 Re8 27. Bc7 Re6 28. b3) 22. Kb1 { Black resigns. } 1-0