[Event "URS-ch31 Semifinal"]
[Site "Sverdlovsk"]
[Date "1963.??.??"]
[Round "?"]
[White "Stein, Leonid"]
[Black "Korelov, Alexander Pavlovich"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Re1 d6 6. c3 O-O 7. d4 Bd7 8. a4 Re8 9. d5
Nb8 10. Bxd7 Qxd7 11. a5 c6 12. c4 cxd5 13. exd5 Na6 14. Nc3 Bd8 15. b3 h6 16. h3 Nh7 17.
Be3 f5 18. Nb5 e4 19. Nfd4 Nc5 20. Nxf5 Nd3 21. Qg4 Nf6 22. Qg6 Ne5 23. Nxh6+ Kh8 24. Qf5
gxh6 25. Qxd7 Nfxd7 26. Nxd6 Rf8 27. Nxb7 Nd3 28. Re2 Bf6 29. Rb1 Bg7 30. Nd6 Nf6 31. Bd4
Kh7 32. Nxe4 Nxe4 33. Rxe4 Rf4 34. Rxf4 Nxf4 35. Be3 Ne2+ 36. Kf1 Nc3 37. Rc1 Rb8 38. d6
Rxb3 39. d7 Rb8 40. c5 1-0