[Event "Bulgarian Championship"] [Site "Varna BUL"] [Date "1965.04.??"] [EventDate "?"] [Round "3"] [Result "1/2-1/2"] [White "Ivan Radulov"] [Black "Nikola Spiridonov"] [ECO "C48"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "28"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.Nc3 Nd4 5.Nxd4 exd4 6.e5 dxc3 7.exf6 Qxf6 8.dxc3 Qe5+ 9.Qe2 Qxe2+ 10.Bxe2 d5 11.Bf4 c6 12.O-O-O Be6 13.Rhe1 O-O-O 14.Be5 Rg8 1/2-1/2