<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.codingforums.com/dom-and-json-scripting/274546-how-get-array-value-input-box.html?s=807afc25e41bcef964b6c1f5dc5f7b11>