Rolf Diethelm
Rolf Diethelm ( born May 15 , 1940 ) is a retired Swiss professional ice hockey player who represented the Swiss national team at the 1964 Winter Olympics . 
<triplet> Rolf Diethelm <subj> May 15, 1940 <obj> date of birth <subj> ice hockey <obj> sport <triplet> Swiss national team <subj> ice hockey <obj> sport <triplet> 1964 Winter Olympics <subj> ice hockey <obj> sport <subj> 1964 <obj> point in time