<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://vilne.org.ua/2015/12/%d0%bd%d0%b5-%d0%b3%d0%be%d0%b4%d1%83%d0%b9%d1%82%d0%b5-%d0%bf%d1%80%d0%be%d0%b9%d0%b4%d0%b8%d1%81%d0%b2%d1%96%d1%82%d1%96%d0%b2/>