<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://forum.videohelp.com/threads/198091-MPEG-2-Encoders-2005-TEST!-CCExTMPGENCx-PROCODERxMCxQUENC?p=1106957&viewfull=1>