<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://movinshoesmadison.com/?view=article&catid=4%3Amovin-shoes&id=396%3Aweekly-training-runs&format=pdf&option=com_content&Itemid=310>