<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.tmonews.com/2011/05/t-mobile-releases-press-releases-formally-announcing-new-rate-plans/screen-shot-2011-05-23-at-9-53-52-am/>