<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ecartec.com/index.php?id=7&L=4%2FMATERIALICA_2011_Ausstellerinformation.pdf&tx_ttnews[tt_news]=423&cHash=fd911e4a80f28f84a51e90b25bcc7f12>