<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.gazetadopovo.com.br/opiniao/editoriais/lula-e-o-chamado-ao-confronto-3moh70w9ot5g909rubp2hxqtx>