<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://prostosad.kz/product/ruletka-zubr-jekspert-premium-dvuhkomponentnyj-korpus-avtostop-polotno-s-nejlonovym-napyleniem-8-m-25-mm.html>