[Event "URS-ch26 Semifinal"]
[Site "Rostov on Don"]
[Date "1958.??.??"]
[Round "?"]
[White "Krogius, Nikolai V"]
[Black "Aronson, Lev Abramovich"]
[Result "1-0"]
1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 Nbd7 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. exf5 gxf5 10. O-O-O O-O 11. Nge2 Nhf6 12. Kb1 a6 13. Nc1 Rb8 14. Rg1 f4 15. Ba7 Ra8 16. Bf2 e4 17. Bd4 e3 18. Qe2 c5 19. dxc6 bxc6 20. c5 Kh8 21. g3 Qe8 22. gxf4 Nxc5 23. Qxe3 Bf5+ 24. Ka1 Ne6 25. Bd3 Nxd4 26. Qxd4 Bxd3 27. Qxd3 d5 28. N1e2 c5 29. Ng3 d4 30. Nf5 dxc3 31. Qxc3 Ra7 32. Qxc5 Qb8 33. Nxg7 Rxg7 34. Rxg7 Kxg7 35. a3 Kh8 36. Rd6 Rc8 37. Qe5 Rc1+ 38. Ka2 Qg8+ 39. Re6 1-0