<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.peta.org/?ReturnUrl=%2Ffeatures%2Fdefault.aspx%3FPageIndex--834514285%3D2%26PageIndex-945794708%3D4%26PageIndex--923797795%3D2>