<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2013/06/29/Prop-8-proponents-go-back-to-court-to-try-to-stop-same-sex-marriages/UPI-31911372531171/?st_rec=80001372698288>