<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/category/death-grief-bereavement?categoryname=foo&categoryid=cRyk_WWwn0OzplziJc9MGQ&page=1&s=averagerating&w=false>