<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.hostinet.com/formacion/joomla/instalacion/curso-joomla-como-instalar-joomla-3-en-nuestro-hosting-web/attachment/curso_joomla_hostinet_instalacion/>