<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cambodiaun.org/?option=com_content&view=article&id=278:statement-of-the-spokesman-of-the-ministry-of-foreign-affairs-and-international-cooperation-of-cambodia-0852012&catid=82:201206&Itemid=63>