[Event "St Petersburg Korchnoi Memorial op"] [Site "St Petersburg"] [Date "2024.08.22"] [Round "9"] [White "Novikau, Mikita"] [Black "Kazmin, Semen"] [Result "1/2-1/2"] [Annotator "Tactical Analysis 7.0"] [ECO "B38"] [WhiteElo "1918"] [BlackElo "2179"] [WhiteFideId "-1"] [WhiteFideId "-1"] [PlyCount "62"] [EventDate "2024.08.17"] [EventType "swiss"] [EventRounds "9"] [EventCountry "RUS"] [SourceTitle "EXT 2025"] [Source "ChessBase"] [SourceDate "2024.10.14"] [SourceVersion "1"] [SourceVersionDate "2024.10.14"] [SourceQuality "1"] {[%evp 16,62,44,43,48,34,32,31,34,40,35,27,35,-6,-9,-14,-15,-16,0,-4,-5,0,0,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 {[%CAl Bg8f6,Bf6h5,Bh5f4,Bf4e2][%mdl 32]} 6. Nc3 d6 7. f3 Bg7 8. Be3 O-O 9. Be2 Nh5 {[%CAl Oh5f4] B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0.} 10. Qd2 Nxd4 11. Bxd4 Bxd4 {White is slightly better.} 12. Qxd4 e5 13. Qf2 Nf4 {[#]} 14. g3 $146 {[%eval -6,24] [%wdl 9,976,15]} (14. Bf1 $14 {[%eval 35,25] [%wdl 54,943,3]}) ({Predecessor:} 14. Rd1 Qg5 15. Bf1 Ne6 16. Rxd6 Nd4 17. f4 Qe7 18. fxe5 Nc6 19. Qf6 Re8 20. Nd5 Qxe5 {1/2 Mou,I (2046)-Liu,P (2052) Los Angeles 1000 GM Spring op 2023 (5)}) 14... Nxe2 $11 {The position is equal.} 15. Qxe2 Be6 16. O-O Qb6+ 17. Kg2 Qb4 18. Nd5 Bxd5 19. cxd5 Rac8 20. Rac1 {Dodges Rc4} a5 21. Rc2 Rc5 22. Rfc1 Rfc8 23. Rxc5 Rxc5 24. Rxc5 Qxc5 {[%mdl 4096] Endgame KQ-KQ} 25. Qf2 {[#] And now Qxc5 would win.} Qc1 26. Qb6 {[%csl LRa5,LRb7,LRd6]} Qd2+ 27. Qf2 Qc1 28. Qb6 {[%csl LRa5,LRb7,LRd6]} Qd2+ 29. Qf2 Qc1 30. Qb6 {[%csl LRa5,LRb7,LRd6]} Qd2+ 31. Qf2 Qc1 {Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless) Mistake: White=1 --- OK: White=10 Black=6 Best: --- Black=1} 1/2-1/2