<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.peta.org/?ReturnUrl=%2Fb%2Fthepetafiles%2Farchive%2F2012%2F02%2F16%2F3-companies-booted-off-cruelty-free-list.aspx%3FPageIndex%3D12>