<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Business_News/Energy-Industry/2012/12/12/BHP-Billiton-sells-stake-in-Australian-LNG/UPI-39071355336857/?rel=69891360062510>