<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://websta.me/tag/%e3%82%b9%e3%82%b3%e3%83%86%e3%82%a3%e3%83%83%e3%82%b7%e3%83%a5%e3%83%95%e3%82%a9%e3%83%bc%e3%83%ab%e3%83%89>