<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Sports_News/2012/04/22/Curtis-hangs-on-for-1st-win-since-06/UPI-48521335135644/?st_rec=59871365120933>