<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/category/c-c-1?categoryname=C__C_&categoryid=5KM1CQHzAEmyW-ZEXGaooQ&page=1>