<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.stmarkboston.org/?option=com_gcalendar&view=event&eventID=n08lc212onfs20inovnojthp40_20130202T010000Z&gcid=6&Itemid=239&ml=1>