<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.osc.org/index.php/components/com_jcalpro/components/com_docman/themes/default/~orlando1/index.php?option=com_jcalpro&Itemid=146&extmode=day&date=2014-04-14>