<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.peta.org/?ReturnUrl=%2Ftv%2Fvideos%2Fpeta2-vegetarianism%2Fdefault.aspx%3FPageIndex--1678833411%3D5%26PageIndex--967245130%3D4>