[Event "October Revolution 50years"]
[Site "Leningrad"]
[Date "1967.??.??"]
[Round "?"]
[White "Udovcic, Mijo"]
[Black "Kholmov, Ratmir D"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5 11. Be2 Re8 12. O-O Bb8 13. Rc1 Bg4 14. Na4 Qd6 15. g3 Ba7 16. Nc5 Re7 17. Nd4 Bxe2 18. Qxe2 Nxd4 19. Bxd4 Ne8 20. Qg4 Qg6 21. Qh4 f6 22. Qf4 Rd8 23. Qf3 Qf7 24. Rfd1 Nd6 25. Nb3 Bxd4 26. Nxd4 Ne4 27. Rc2 g6 28. Rdc1 Nd6 29. Rd1 f5 30. h4 Re4 31. a4 Nc4 32. b5 Rde8 33. bxa6 bxa6 34. Rd3 Ne5 35. Qd1 Nxd3 36. Qxd3 Qf6 37. Rc5 f4 38. gxf4 Qxh4 39. Rxd5 Rxf4 40. Qd2 Rg4+ 41. Kf1 Qh1+ 0-1