Jiří Vokněr
Jiří Vokněr ( May 12 , 1931 – May 29 , 2018 ) is a Czechoslovak sprint canoer who competed in the mid to late 1950s . 
<triplet> Jiří Vokněr <subj> May 12, 1931 <obj> date of birth <subj> May 29, 2018 <obj> date of death