[Event "Zagreb"] [Site "Zagreb YUG"] [Date "1965.04.16"] [EventDate "?"] [Round "4"] [Result "1/2-1/2"] [White "Borislav Ivkov"] [Black "Wolfgang Uhlmann"] [ECO "E87"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "80"] 1.c4 g6 2.Nc3 Bg7 3.d4 Nf6 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 Nh5 8.Qd2 f5 9.O-O-O Nd7 10.exf5 gxf5 11.Bd3 Ndf6 12.Nge2 Kh8 13.h3 f4 14.Bf2 Bd7 15.Kb1 Qe8 16.Rhe1 Qf7 17.Ne4 Nxe4 18.Bxe4 Bf6 19.c5 Rg8 20.Rg1 Be7 21.c6 bxc6 22.dxc6 Be6 23.Qa5 Nf6 24.Nc3 Rg7 25.Ka1 Qg8 26.Bb1 Qe8 27.Bh4 Qb8 28.g4 fxg3 29.Rxg3 Qb6 30.Rxg7 Kxg7 31.Qa4 Kf7 32.Qc2 Rh8 33.Ne4 Nd5 34.Ng5+ Bxg5 35.Bxg5 Ne3 36.Bxe3 Qxe3 37.Qa4 h5 38.Qh4 a5 39.Rf1 Qf4 40.Qf2 Bxh3 1/2-1/2