<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.codingforums.com/general-web-building/290331-google-webmaster-tools-robots-txt-fetch-problem.html?s=608092b28c9709e0680b0717278c309a>