<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.osc.org/index.php/templates/images/stories/FrontImages/index.php?option=com_contact&view=contact&id=15%3Aadmissionsguest-services&catid=83%3Aoffices&Itemid=67>