Mariska Kramer
Mariska Kramer-Postma ( born April 26 , 1974 in Twijzelerheide ) is a Dutch triathlete , duathlete and long-distance runner . 
<triplet> Mariska Kramer <subj> April 26, 1974 <obj> date of birth <subj> Twijzelerheide <obj> place of birth <subj> triathlete <obj> sport