<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://euractiv.sk/kratke-spravy/zahranicie-a-bezpecnost/eu-zvazuje-uvalenie-sankcii-na-libyjcanov-mariacich-mierove-usilie-2/>