<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al-teef.info/?option=com_content&view=article&id=6372:2012-06-30-01-43-45&catid=2:2011-08-14-15-17-06>