<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/category/pediatric-emergencies?categoryname=Pediatric_Emergencies&categoryid=KrOtt0JgmUSVaKTlf3Zxfg&page=1>