[Event "URS-ch17 Final"]
[Site "Moscow"]
[Date "1949.10.20"]
[Round "4"]
[White "Petrosian, Tigran V"]
[Black "Geller, Efim P"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. d5 Nbd7 8. O-O Nc5 9. Nd2 a5 10. Qc2 Bh6 11. Nb3 Bxc1 12. Nxc5 Bh6 13. Nd3 Nd7 14. a3 f5 15. b4 Nf6 16. Nb2 fxe4 17. c5 axb4 18. axb4 Rxa1 19. Rxa1 Bf5 20. Qb3 e3 21. f3 e4 22. Nc4 exf3 23. Bxf3 Ng4 24. g3 Qf6 25. Bg2 Bd3 26. h3 Qf2+ 27. Kh1 Qxg3 0-1