<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_content&view=article&id=938:ninth-annual-spooktacular-science-extravaganza-photos&catid=81:member-news&Itemid=164>