[Event "October Revolution 50years"]
[Site "Leningrad"]
[Date "1967.??.??"]
[Round "?"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Tringov, Georgi Petrov"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 d6 7. Nf3 Na6 8. O-O Nc7 9. a4 Rb8
10. Re1 b6 11. e4 a6 12. Bf1 e5 13. Nh4 Nfe8 14. Rb1 Bf6 15. Ng2 Bh3 16. Be3 Bg5 17. f4
Bf6 18. Qd2 Bg7 19. b4 f5 20. fxe5 Bxe5 21. Nf4 Bxf1 22. Rxf1 Ng7 23. Nd3 Bd4 24. e5 dxe5
25. bxc5 bxc5 26. Nxc5 Bxe3+ 27. Qxe3 Qe7 28. Nd3 e4 29. c5 Rxb1 30. Rxb1 Qd8 31. Nb4 a5
32. Nc6 Qd7 33. Ne5 Qe7 34. Qd4 Qf6 35. Rb6 Qg5 36. Nd7 Rd8 37. Nf6+ Kh8 38. Ne2 Nce6 39.
Qc3 1-0