[Event "Chigorin Memorial"] [Site "Sochi URS"] [Date "1965.09.??"] [EventDate "1965.??.??"] [Round "13"] [Result "1/2-1/2"] [White "Nikolai Krogius"] [Black "Vladimir Antoshin"] [ECO "C99"] [WhiteElo "2485"] [BlackElo "?"] [PlyCount "54"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5 15. Be3 a4 16. Nbd2 Be6 17. a3 Na5 18. Rc1 Rac8 19. d5 Bd7 20. Bd3 Qb8 21. Rxc8 Rxc8 22. Qb1 b4 23. Rc1 bxa3 24. Rxc8+ Bxc8 25. bxa3 Qxb1+ 26. Bxb1 Bd8 27. Bc2 Bd7 1/2-1/2