<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.foremansinc.com/index.php?page=shop.ask&product_id=119&subject=Call+for+Pricing%3A+Safflower+Seed&option=com_virtuemart&Itemid=4>