<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.peta.org/?ReturnUrl=%2Ftv%2Fvideos%2Fcelebrities-vegetarianism%2Fdefault.aspx%3FPageIndex--206428666%3D2%26sort%3Dcommentcount%2Bdesc>