[Event "Digital Classroom Arena"] [Site "https://lichess.org/SPkh2b9g"] [Date "2023.10.06"] [White "KhachiyanM"] [Black "Yochanan1"] [Result "1-0"] [UTCDate "2023.10.06"] [UTCTime "22:31:17"] [WhiteElo "2393"] [BlackElo "1468"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-1"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B23"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 { B23 Sicilian Defense: Closed } d6 3. f4 e5?! { (0.00 → 1.06) Inaccuracy. g6 was best. } (3... g6 4. Bb5+ Bd7 5. Nf3 Bg7 6. O-O Bxb5 7. Nxb5 Nc6 8. d3) 4. Nf3 exf4 5. Bc4? { (1.76 → 0.42) Mistake. d4 was best. } (5. d4 cxd4 6. Qxd4 Nc6 7. Bb5 Nf6 8. Bxf4 Be7 9. O-O-O O-O) 5... Bg4?! { (0.42 → 1.12) Inaccuracy. Nc6 was best. } (5... Nc6 6. d3 Be7 7. Bxf4 Nf6 8. O-O Be6 9. Nd5 O-O 10. Qe2) 6. d3 Nf6 7. O-O?! { (0.78 → 0.00) Inaccuracy. h3 was best. } (7. h3 Be6 8. Bxf4 Be7 9. Qe2 O-O 10. O-O-O Nc6 11. Rhe1 a6) 7... a6? { (0.00 → 1.13) Mistake. g5 was best. } (7... g5 8. h3 Bxf3 9. Qxf3 Nc6 10. g3 Qd7 11. gxf4 Nd4 12. Qf2) 8. Bxf4 Nc6 9. Qe1 Bxf3 10. Rxf3 Nd4 11. Rf2 Be7 12. Nd5 Ng4 13. c3 Nxf2 14. cxd4 Ng4? { (1.22 → 3.00) Mistake. Bh4 was best. } (14... Bh4 15. Qf1 b5 16. Bb3 Ng4 17. Qf3 Bf2+ 18. Kh1 h5 19. dxc5 Bxc5 20. Rf1 Ra7 21. Qg3) 15. dxc5 O-O? { (2.46 → 4.26) Mistake. dxc5 was best. } (15... dxc5 16. Qg3) 16. Nxe7+?! { (4.26 → 2.96) Inaccuracy. Qg3 was best. } (16. Qg3 Bf6 17. Qxg4 Bxb2 18. Rf1 dxc5 19. Bg5 Bd4+ 20. Kh1 Qd6 21. Be7 Qh6 22. Bxf8 Rxf8) 16... Qxe7 17. Bxd6? { (3.11 → 1.30) Mistake. Qg3 was best. } (17. Qg3 d5 18. Bd6 Qf6 19. e5 Qe6 20. Bb3 a5 21. a4 f6 22. d4 fxe5 23. h3 Nf6) 17... Qd7?? { (1.30 → 4.32) Blunder. Qf6 was best. } (17... Qf6) 18. Qg3 Rfe8 19. Rf1 Nh6 20. Bd5 Kh8 21. d4 f6 22. Qh4 Nf7 23. Bg3 Ng5 24. Bd6 Qa4?! { (3.05 → 4.03) Inaccuracy. Nf7 was best. } (24... Nf7 25. e5 Nxd6 26. exd6 Re2 27. h3 Rf8 28. Kh2 f5 29. b4 h6 30. a3 Qb5 31. Bf3) 25. e5 fxe5 26. Bxb7 Ra7 27. c6 Qxd4+ 28. Qxd4 exd4 29. Bc5 Rxb7 30. cxb7 Ne6 31. Bd6 { Black resigns. } 1-0