<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.pewterreport.com/?option=com_k2&view=item&id=9490%3Agoldson-on-49ers-just-another-team-we-have-to-play&Itemid=42>