<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://kajanegra.com/?option=com_k2&view=item&id=1319%253Adel-halago-a-la-groser%25C3%25ADa-acoso-sexual-en-las-calles&Itemid=16>