[Event "URS-ch18 Semifinal"]
[Site "Gorky"]
[Date "1950.09.??"]
[Round "?"]
[White "Petrosian, Tigran V"]
[Black "Levenfish, Grigory"]
[Result "1-0"]

1. c4 Nf6 2. Nf3 c6 3. d4 d5 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2
Ne4 10. Bd3 Bxc3 11. bxc3 Nxc3 12. Qc2 Bxd3 13. Qxd3 Nd5 14. Rb1 b6 15. Ba3 Re8 16. Rfc1
Nf6 17. Ne5 Qd5 18. Qc3 Ne4 19. Qb2 Nd6 20. f3 Nf5 21. Qc3 f6 22. Nd3 e5 23. dxe5 c5 24.
Bb2 fxe5 25. Nxe5 Nd7 26. Nc4 Nf6 27. e4 Nxe4 28. fxe4 Rxe4 29. Rf1 Nd4 30. Rf2 Rae8 31.
Rbf1 Re2 32. h3 h5 33. Na3 R8e4 34. Nb5 Qa2 35. Nxd4 Rxf2 36. Rxf2 Rxd4 37. Qf3 Rd7 38.
Qf8+ Kh7 39. Qf5+ 1-0