Frederik Van Lierde
Frederik Van Lierde ( born 25 May 1979 ) is a Belgian professional triathlete and 2013 Ironman triathlon world champion . 
<triplet> Frederik Van Lierde <subj> 25 May 1979 <obj> date of birth <subj> triathlete <obj> sport <subj> Ironman triathlon <obj> significant event <triplet> Ironman triathlon <subj> triathlete <obj> sport