[Event "Halle Zonal"] [Site "Halle GDR"] [Date "1967.04.03"] [EventDate "1967.03.19"] [Round "14"] [Result "1/2-1/2"] [White "Lajos Portisch"] [Black "Wolfgang Uhlmann"] [ECO "D13"] [WhiteElo "2520"] [BlackElo "2393"] [PlyCount "35"] 1.Nf3 Nf6 2.c4 c6 3.d4 d5 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 e6 7.e3 Bd6 8.Bg3 O-O 9.Bd3 b6 10.Rc1 Bb7 11.O-O Bxg3 12.hxg3 Qe7 13.Bb5 Rfc8 14.Qa4 a6 15.Bxc6 Bxc6 16.Qb3 Qb7 17.Ne5 Rc7 18.Rc2 1/2-1/2