[Event "BUL-ch"] [Site "Sofia BUL"] [Date "1959.02.23"] [EventDate "?"] [Round "12"] [Result "1-0"] [White "Zdravko Kadrev"] [Black "Petko Kostov"] [ECO "B00"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "45"] 1. e4 Nc6 2. Nc3 Nf6 3. d4 d5 4. e5 Ne4 5. Nce2 e6 6. f3 Qh4+ 7. g3 Nxg3 8. Nxg3 Nxd4 9. f4 Bc5 10. Nf3 Nxf3+ 11. Qxf3 Bd7 12. Be3 d4 13. Bf2 Bc6 14. Bb5 Bxb5 15. Qxb7 a6 16. Qxa8+ Kd7 17. Qf3 Bc6 18. Ne4 Qe7 19. O-O-O f5 20. exf6 gxf6 21. Bxd4 Bxd4 22. Rxd4+ Kc8 23. Qc3 1-0