[Event "URS-ch25 Semifinal"]
[Site "Sverdlovsk"]
[Date "1957.12.10"]
[Round "19"]
[White "Muhutdinov, Marat"]
[Black "Averbakh, Yuri L"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Bxf6 gxf6 8. Bc4 Qa5 9. O-O Qc5 10. Nxc6 bxc6 11. Qd3 h5 12. Kh1 h4 13. Rae1 h3 14. g3 e6 15. a3 a5 16. f4 Be7 17. f5 e5 18. a4 Rb8 19. b3 Bc8 20. g4 Bb7 21. Qe3 Qxe3 22. Rxe3 Rd8 23. Rd1 Rh4 24. Rg3 Bf8 25. Bf1 d5 26. Bxh3 Bh6 27. Bg2 d4 28. Ne2 Ba6 29. Bf1 Bxe2 30. Bxe2 Bf4 31. Rg2 Ke7 32. Rf1 Rdh8 33. Rff2 Be3 34. Rf3 Bf4 35. Rff2 Rh3 36. Bc4 c5 37. Re2 R8h4 38. Ref2 Be3 39. Rf1 Kf8 40. Bd3 Kg7 41. Bc4 Rh7 42. Bd3 1/2-1/2