[Event "URS-ch30 Final"]
[Site "Yerevan"]
[Date "1962.12.14"]
[Round "16"]
[White "Stein, Leonid"]
[Black "Zaitsev, Alexander N"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Na5 8. Be2 d6 9. O-O Bd7 10. f4 O-O 11. Nb3 Bc6 12. Bd4 a6 13. e5 Ne8 14. Qd3 b5 15. Nxa5 Qxa5 16. Bf3 Bxf3 17. Qxf3 dxe5 18. fxe5 Nc7 19. Qe3 b4 20. Ne2 Ne6 21. c3 bxc3 22. Bxc3 Qc5 23. Qxc5 Nxc5 24. Rfd1 Rab8 25. b3 Ne4 26. Bb2 Rfc8 27. Rac1 Bh6 28. Rxc8+ Rxc8 29. Kf1 Rc2 30. Rd8+ Kg7 31. Bd4 e6 32. Ng3 Nxg3+ 33. hxg3 Bg5 34. Ra8 Rxa2 35. Bc5 h5 36. b4 Ra4 37. Ke2 Bc1 38. Be7 g5 39. Kd3 Ra2 40. b5 Rd2+ 41. Kc3 Rd7 42. Bf8+ Kg6 43. bxa6 Be3 44. Bd6 f6 45. Rf8 fxe5 46. Bxe5 Rd5 47. Bb8 Ra5 48. Kd3 Ra3+ 49. Ke4 Bc5 50. Rg8+ Kh6 51. Ke5 1/2-1/2