<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.comicbookrevolution.com/index.php?option=com_content&view=article&id=736:advance-preview-the-walking-dead-weekly-7&catid=83:image&Itemid=94>