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

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Nf5 8. Bd3 h5 9. Qh3
cxd4 10. g4 Ne7 11. cxd4 Qc7 12. Ne2 Nbc6 13. O-O Bd7 14. gxh5 O-O-O 15. Bf4 Rdg8 16. Kh1
g5 17. Bg3 Rh6 18. f4 g4 19. Qg2 Nf5 20. Qf2 Rxh5 21. Rfc1 Na5 22. c4 dxc4 23. d5 exd5 24.
Qxa7 Nc6 25. Qa8+ Qb8 26. Qxb8+ Kxb8 27. Bxf5 Bxf5 28. Kg1 Rgh8 29. Rd1 Bd3 30. Ra2 d4 31.
Rad2 Rd8 32. Rxd3 cxd3 33. Rxd3 Kc8 34. Bf2 Rh3 35. Bg3 Kd7 36. Nc3 Ke6 37. Ne4 Kf5 38.
Nd6+ Rxd6 39. exd6 Rh6 40. Rb3 Rxd6 41. Rxb7 d3 42. Rb1 d2 43. Rd1 Ke4 44. Kf2 Kd3 45. f5
Rd4 46. h3 Kc2 0-1