[Event "Chigorin Memorial-11"]
[Site "Sochi"]
[Date "1976.??.??"]
[Round "5"]
[White "Estevez Morales, Guillermo"]
[Black "Krogius, Nikolai V"]
[Result "1/2-1/2"]
[WhiteElo "2360"]
[BlackElo "2570"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qc7 Nge7 9. Nc3 Nb4 10. Bd3 d5 11. Bd2 d4 12. Ne2 Nxd3+ 13. cxd3 Nc6 14. O-O O-O 15. f4 Qd8 16. Qxd8 Rxd8 17. f5 Bd7 18. Rfc1 Rdc8 19. Kf2 f6 20. g4 Ne7 21. Rxc8+ Rxc8 22. Rc1 1/2-1/2