Rolf-Dieter Amend
Amend also won three medals at the ICF Canoe Slalom World Championships with two golds ( C-2 team: 1971 , 1975 ) and a silver ( C-2: 1971 ) . 
<triplet> 1971 <subj> ICF Canoe Slalom World Championships <obj> sports season of league or competition <subj> 1971 <obj> point in time <subj> 1971 <obj> point in time <triplet> 1975 <subj> ICF Canoe Slalom World Championships <obj> sports season of league or competition