<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebPage>
<http://www.upi.com/Health_News/2014/03/25/Virtual-reality-therapy-may-help-veterans-with-PTSD/6171395779851/?spt=sec&or=hn?spt=rln&or=1>