<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ubu.ru/moskva/tovary_dlya_detey_i_igrushki/prodazha_detskikh_kolyasok_mekhovoy_konvert_v_podarok_dlya_moskvy_i_podmoskovya_142936>