Toma Simionov
He also won nine medals at the ICF Canoe Sprint World Championships with three golds ( C-2 1000 m: 1981 , 1983; C-2 10000 m: 1982 ) , four silvers ( C-2 1000 m: 1978 , C-2 10000 m: 1978 , 1981 , 1983 ) , and two bronzes ( C-2 500 m: 1978 , C-2 1000 m: 1979 ) . 
<triplet> 1981 <subj> 1981 <obj> point in time <subj> 1981 <obj> point in time <triplet> 1983 <subj> 1983 <obj> point in time <subj> 1983 <obj> point in time <triplet> 1982 <subj> ICF Canoe Sprint World Championships <obj> instance of