[Event "Amsterdam IBM"] [Site "Amsterdam NED"] [Date "1969.07.19"] [EventDate "1969.07.15"] [Round "5"] [Result "1/2-1/2"] [White "Vladimir Mikhailovich Liberzon"] [Black "Mato Damjanovic"] [ECO "B36"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "36"] 1.c4 c5 2.Nf3 Nf6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Nc6 6.e4 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.O-O O-O 10.Qe3 Bd7 11.Bd2 Bc6 12.Rac1 a6 13.a3 a5 14.b3 Nd7 15.b4 axb4 16.axb4 b6 17.Ra1 e6 18.f3 Re8 1/2-1/2