[Event "Chigorin Memorial-04"]
[Site "Sochi"]
[Date "1964.??.??"]
[Round "14"]
[White "Krogius, Nikolai V"]
[Black "Matulovic, Milan"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. d4 d5 3. c4 dxc4 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. Nc3 Nc6 8. Be2 Bd6 9. O-O O-O 10. b3 a6 11. Bb2 Qe7 12. Ne5 Bxe2 13. Nxc6 Bxd1 14. Nxe7+ Bxe7 15. Rfxd1 Rfd8 16. Rac1 c5 17. Ba3 b6 18. dxc5 Rxd1+ 19. Rxd1 Rc8 20. Na4 bxc5 21. Nb6 Rc6 22. Na4 Rc8 23. Nb6 Rc6 24. Na4 Rc8 25. Nb6 1/2-1/2