<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2012/12/17/Boehner-Obama-meet-on-fiscal-cliff/UPI-85571355733000/?spt=hts&or=2>