[Event "SaintLouisChessClub Arena"] [Site "https://lichess.org/zTCTkRrV"] [Date "2023.10.20"] [White "Yochanan1"] [Black "KhachiyanM"] [Result "0-1"] [UTCDate "2023.10.20"] [UTCTime "22:46:48"] [WhiteElo "1522"] [BlackElo "2300"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+2"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D79"] [Opening "Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. cxd5 cxd5 { D79 Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation } 8. Nc3 Ne4 9. e3 Nxc3 10. bxc3 Nc6 11. a4 b6 12. Ba3 Ba6 13. Re1 Rc8 14. Qd2 Na5 15. Bb4?? { (-0.44 → -2.87) Blunder. Reb1 was best. } (15. Reb1 Rc7 16. Bb4 Qd7 17. Bxa5 bxa5 18. Bf1 Bxf1 19. Kxf1 Rfc8 20. Rb3 Qf5 21. Ne1 e5) 15... Nb3 16. Qc2 Nxa1 17. Rxa1 Re8 18. Nd2 Bb7 19. Qb3 a5?! { (-3.00 → -2.02) Inaccuracy. Bf8 was best. } (19... Bf8 20. a5) 20. Ba3? { (-2.02 → -3.74) Mistake. Bxa5 was best. } (20. Bxa5 bxa5) 20... Qc7 21. Bb2 e6 22. e4?! { (-4.12 → -5.81) Inaccuracy. Bf1 was best. } (22. Bf1 Ra8 23. h4 Rec8 24. h5 gxh5 25. Qd1 h4 26. Qh5 hxg3 27. Nf3 Ba6 28. Bxa6 Rxa6) 22... dxe4 23. Bxe4 Bxe4 24. Nxe4 Qc6 25. Re1 Red8 26. f4 Rb8 27. Kf2 b5 28. Nc5 bxa4 29. Qxa4 Rxb2+ { White resigns. } 0-1