László Fidel
Fidel also won a total of six medals at the ICF Canoe Sprint World Championships with five golds ( K-2 500 m: 1987 , K-4 1000 m: 1986 , 1987 , 1990 , 1991 ) and a silver ( K-4 500 m: 1991 ) . 
<triplet> 1991 <subj> ICF Canoe Sprint World Championships <obj> instance of