Brendan Foster
Sir Brendan Foster ( born 12 January 1948 ) is a British former long-distance runner , athletics commentator and road race organiser , who founded the Great North Run , one of the sport's most high profile half-marathon races . 
<triplet> Brendan Foster <subj> 12 January 1948 <obj> date of birth <triplet> long-distance runner <subj> half-marathon <obj> has part <triplet> Great North Run <subj> half-marathon <obj> instance of <triplet> half-marathon <subj> long-distance runner <obj> subclass of