[Event "Yugoslav First League"] [Site "Medulin YUG"] [Date "1983.09.09"] [EventDate "1983.09.06"] [Round "4"] [Result "1/2-1/2"] [White "Petar Katanic"] [Black "Dean Zecevic"] [ECO "A15"] [WhiteElo "?"] [BlackElo "?"] [Source "Perpetual Check"] [PlyCount "42"] 1.Nf3 Nf6 2.c4 c6 3.d4 d5 4.Qc2 g6 5.Bf4 Bg7 6.e3 O-O 7.Nc3 Na6 8.cxd5 Nb4 9.Qd2 Nbxd5 10.Nxd5 cxd5 11.Bd3 Ne4 12.Qb4 g5 13.Bxe4 gxf4 14.Bd3 fxe3 15.fxe3 f5 16.O-O e6 17.Rac1 Bh6 18.Qd2 Bd7 19.Ne5 Be8 20.Be2 Kh8 21.Nd3 1/2-1/2