<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Entertainment_News/Music/2013/04/14/Justin-Bieber-hired-to-promote-SpendSmart-debit-cards/UPI-66091365975328/?rel=27531366392656>