<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://eichikawa.com/2013/01/miami-comparan-favorablemente-a-oswaldo-paya-como-lider-cristiano-sobre-frank-pais-y-jose-antonio-echeverria.html>