<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2014/02/19/Border-Patrol-Man-shot-killed-after-throwing-rocks-at-agent/UPI-83131392817959/?spt=nil&d=n>