<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.codingforums.com/html-and-css/272887-tumblr-header-image-chrome-firefox.html?s=e41430dfb6b8f0966add87dcaa9482f5>