<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.peta.org/?ReturnUrl=%2Fliving%2Fbeauty-and-personal-care%2F13-eye-opening-photos-of-animals-in-labs.aspx%3FPageIndex%3D22>