[Event "URS-ch31 Final"]
[Site "Leningrad"]
[Date "1963.11.??"]
[Round "6"]
[White "Klovans, Janis"]
[Black "Nei, Iivo"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bb7 14. d5 Bc8 15. b4 Nc4 16. Nxc4 Qxc4 17. a4 Bd7 18. Bb3 Qc7 19. a5 Rfc8 20. Bd2 g6 21. Nh2 Qd8 22. Qf3 Rc7 23. Nf1 Nh5 24. Ng3 Ng7 25. Qe3 Rb8 26. Rac1 Rbc8 27. Rxc7 Qxc7 28. Bd1 Qb7 29. Qh6 Qc7 30. Be2 Qb7 31. h4 f5 32. h5 f4 33. hxg6 hxg6 34. Nf1 Kf7 35. g3 Qb8 36. Qh1 g5 37. Qg2 Rh8 38. Nh2 Ne8 39. Bg4 Bxg4 40. Nxg4 Nf6 1/2-1/2