<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://vilne.org.ua/2016/05/%d1%97%d0%b4%d0%bd%d1%96-%d0%bf%d0%b0%d1%81%d0%be%d1%87%d0%ba%d0%b8-%d1%81%d0%b2%d1%8f%d1%82%d1%8f%d1%82%d1%8c/>