[Event "URS-ch40 Final"]
[Site "Baku"]
[Date "1972.12.11"]
[Round "16"]
[White "Zilberstein, Valery I"]
[Black "Balashov, Yuri S"]
[Result "1/2-1/2"]
1. Nf3 Nf6 2. g3 d5 3. Bg2 Nc6 4. d4 Bf5 5. O-O e6 6. c4 Be7 7. Nc3 Ne4 8. cxd5 exd5 9. Qb3 Nxc3 10. Qxc3 O-O 11. Bf4 Qd7 12. Rfd1 Rfd8 13. Rac1 Rac8 14. a3 a6 15. b4 h6 16. Rd2 Be4 17. Bf1 Qe6 18. Ne1 Bd6 19. Bxd6 cxd6 20. Qb2 Ne7 21. Rdd1 h5 22. Rxc8 Rxc8 23. Rc1 h4 24. Qd2 hxg3 25. hxg3 Rc4 26. e3 Qh6 27. f3 Rxc1 28. Qxc1 Bg6 29. Nd3 Nf5 30. Nf4 Nxg3 31. Qc8+ Kh7 32. Qh3 Nh5 33. Nxh5 Qxh5 34. Kf2 f6 35. Kg3 Kh6 36. a4 Bf5 37. Qxh5+ Kxh5 38. a5 Bd7 39. Bd3 g5 40. Bh7 Be6 41. Bc2 Kh6 42. Bb3 1/2-1/2