<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.okfit.ru/faq/278/olimp-kre-alkalyn-2500-mega-caps-120caps-%D0%B8-%D0%BA%D0%BE%D1%84%D0%B5%D0%B8%D0%BD>