12th European Go Congress 1968 Berlin, West Germany, 28.07.1968-11.08.1968 Championship Group M M D W E V G D K D Pt 1 Jurgen Mattern Ger X 1 0 1 1 1 1 1 1 1 8 2 Zoran Mutabzija Yug 0 X 1 1 1 1 1 0 1 1 7 3 J Dueball Ger 1 0 X 0 1 1 1 1 1 1 7 4 Manfred Wimmer Aut 0 0 1 X 0 1 0 1 1 1 5 5 Eduart Ekart Yug 0 0 0 1 X 0 1 1 1 1 5 6 Henk de Vries Nld 0 0 0 0 1 X 1 1 1 1 5 7 Tony Goddard Gbr 0 0 0 1 0 0 X 1 1 1 4 8 Jon Diamond Gbr 0 1 0 0 0 0 0 X 1 1 3 9 Michael Katscher Ger 0 0 0 0 0 0 0 0 X 1 1 10 Grebe Ger 0 0 0 0 0 0 0 0 0 X 0