[Event "Match/Nation YUG-URS"]
[Site "Ohrid"]
[Date "1972.??.??"]
[Round "1(1)"]
[White "Petrosian, Tigran V"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]
1. c4 e5 2. g3 g6 3. d4 d6 4. Nc3 Nc6 5. Nf3 exd4 6. Nxd4 Bg7 7. Nxc6 bxc6 8. Bg2 Ne7 9. O-O O-O 10. Bg5 Rb8 11. Qc1 c5 12. b3 Bb7 13. Bxb7 Rxb7 14. Bh6 Bxh6 15. Qxh6 Nf5 16. Qf4 Nd4 17. Rad1 Rb8 18. Rd2 f5 19. h4 Qf6 20. Nd5 Qg7 21. e3 Nc6 22. Qf3 Ne5 23. Qe2 Rbe8 24. Kg2 h6 25. Rh1 Rf7 26. Rdd1 Ng4 27. Qd3 Qe5 28. Rhe1 Qe4+ 29. f3 Qxd3 30. Rxd3 Nf6 1/2-1/2