Jeffrey Smoke
His aunt , the late Sperry Rademaker , finished seventh in the K-2 500 m event at the 1968 Summer Olympics in Mexico City . 
<triplet> Sperry Rademaker <subj> 1968 Summer Olympics <obj> participant in <triplet> K-2 500 m <subj> 1968 <obj> point in time <triplet> 1968 Summer Olympics <subj> 1968 <obj> point in time <subj> Mexico City <obj> location