<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.biobiochile.cl/noticias/2016/05/10/movistar-aumenta-su-productividad-con-uso-de-drones-para-monitoreo-de-su-red.shtml>