<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.elephanttube.com/Monsterdick%257CMonstercock%257C%2522Monster+dick%2522%257C%2522Monster+Cock%2522-porn/5646-1/page0/>