<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.peta.org/?ReturnUrl=%2Fmediacenter%2Fnews-releases%2FSmall-Dog-Receives--Big-Hero--Award-From-PETA-After-Saving-Girl-s-Life.aspx>