[Event "Thessaloniki FIDE GP"] [Site "Thessaloniki"] [Date "2013.05.28"] [Round "6"] [White "Ponomariov, Ruslan"] [Black "Ivanchuk, Vassily"] [Result "1-0"] [WhiteElo "2742"] [BlackElo "2755"] [Variant "Standard"] [TimeControl "-"] [ECO "C05"] [Opening "French Defense: Tarrasch Variation, Pawn Center Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 { C05 French Defense: Tarrasch Variation, Pawn Center Variation } c5 6. Ngf3 Nc6 7. Nb3 c4 8. Nbd2 b5 9. Be2 Nb6 10. Nf1 h5 11. Ne3 Bd7 12. O-O Be7 13. b3 g6 14. Bd2 a6 15. Be1 Qc7 16. h3 O-O-O? { (0.35 → 1.63) Mistake. O-O was best. } (16... O-O 17. c3 Qd8 18. Bd2 Rc8 19. Ng5 a5 20. bxc4 Nxc4 21. Nxc4 bxc4 22. Qc2 Bxg5 23. fxg5) 17. a4 Kb7 18. Qb1 Na7?! { (1.57 → 2.67) Inaccuracy. cxb3 was best. } (18... cxb3 19. cxb3 bxa4 20. Bd2 Ka8 21. Bxa6 Qa7 22. Qd3 Nb8 23. Bb5 Bxb5 24. Qxb5 a3 25. b4) 19. a5 { White wins. } 1-0