[Event "URS-ch18 Semifinal"]
[Site "Gorky"]
[Date "1950.10.??"]
[Round "15"]
[White "Guldin, Lev Isaevich"]
[Black "Aronin, Lev Solomonovich"]
[Result "0-1"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Bf4 Bd7 10. Bg3 b5 11. f3 Ne5 12. f4 Nc6 13. Qe3 b4 14. Nce2 Qa5 15. Kb1 Be7 16. c4 bxc3 17. Nxc3 O-O 18. Bd3 Rfb8 19. Nde2 d5 20. e5 d4 21. Nxd4 Bc5 22. Nxc6 Rxb2+ 23. Ka1 Bxc6 24. Qe1 Rxa2+ 25. Nxa2 Bd4+ 0-1