<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://osc.org/index.php/index.php?option=com_content&view=article&id=1192:otronicon-2014-day-25-photos&catid=20:otronicon&Itemid=33>