<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://automated-testing.info/t/kak-zaranit-test-cherez-selenium-grid-na-neskolkih-brauzerah-odnovremenno-posovetujte-samij-prostoj-variant/8044/>