<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://stlgs.org/?page=shop.product_details&amp;flypage=flypage.tpl&amp;product_id=205&amp;category_id=2&amp;option=com_virtuemart&amp;Itemid=10&option=com_virtuemart&Itemid=10>