<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/category/commercial-illustration?categoryname=foo&categoryid=ujc5NJ6oMEaTckyk1GgMvQ&page=1&s=publicationdateasc&w=false>