<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.unes.edu.ve/?option=com_content&id=5603:practicas-profesionales-en-aragua-y-carabobo-&catid=72:noticias-unesaragua-y-carabobo&Itemid=247>