[Event "Pearl Lobanov Mem 2021"] [Site "Sochi RUS"] [Date "2021.09.28"] [Round "1.1"] [White "Petrov, N"] [Black "Ermolov, V"] [Result "1-0"] [WhiteTitle "GM"] [WhiteElo "2555"] [BlackElo "1868"] [ECO "B31"] [Opening "Sicilian"] [Variation "Nimzovich-Rossolimo attack (with ...g6, without ...d6)"] [EventDate "2021.09.28"] [WhiteFideId "4101286"] [BlackFideId "4150830"] [EventType "swiss"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. h3 Bg7 6. d3 Nf6 7. Nc3 O-O 8. Be3 b6 9. Qd2 Nd7 10. Bh6 b5 11. O-O b4 12. Bxg7 Kxg7 13. Na4 e5 14. Qe3 Qe7 15. Nd2 Ba6 16. Nb3 c4 17. Nbc5 Bb5 18. Nxd7 Qxd7 19. Nc5 Qc8 20. dxc4 Bxc4 21. Rfd1 Rd8 22. b3 Bb5 23. c4 bxc3 24. Qxc3 Re8 25. a4 Be2 26. Rd2 Bh5 27. Rd7 g5 28. g4 Bg6 29. Rad1 a5 30. R1d6 Kg8 31. Qf3 1-0