[Event "URS-ch25 Final"]
[Site "Riga"]
[Date "1958.02.03"]
[Round "13"]
[White "Krogius, Nikolai V"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 Nc6 7. g5 Nd7 8. Be3 Nb6 9. Qd2 Ne5 10. O-O-O a6 11. f4 Nec4 12. Bxc4 Nxc4 13. Qe2 b5 14. f5 g6 15. Rhf1 Bg7 16. h4 Bd7 17. f6 Bf8 18. h5 Qc7 19. hxg6 hxg6 20. Rh1 Rxh1 21. Rxh1 b4 22. Nd1 e5 23. Rh8 O-O-O 24. Nf3 Be6 25. Bg1 Qc6 26. Rh4 1/2-1/2