[Event "URS-ch26 Semifinal"]
[Site "Rostov on Don"]
[Date "1958.??.??"]
[Round "?"]
[White "Krogius, Nikolai V"]
[Black "Spassky, Boris Vasilievich"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O Be7 8. a3 Nc6 9. Bb3 Bd7 10. Kh1 Qc7 11. f4 Nxd4 12. Qxd4 O-O 13. f5 Ng4 14. Bf4 Rad8 15. Rad1 Bc8 16. Qd3 Ne5 17. Qh3 Nc4 18. Bxc4 Qxc4 19. Qg3 Kh8 20. Bg5 Bxg5 21. Qxg5 f6 22. Qg3 Rfe8 23. fxe6 Rxe6 24. Rf3 b5 25. Rfd3 Bb7 26. h3 Qc7 27. R1d2 Re5 28. Rd4 Qe7 29. Nd5 1/2-1/2