<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://channelworld.cz/produktove-novinky/multimedialni-server-nsa325-v2-od-zyxelu-se-ma-stat-centrem-domaciho-cloudu-10856>