<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/book/Vanished-Kingdoms-The-Rise-Fall/4gdEj12uRUSKkI0_NmOyiA?MixID=4gdEj12uRUSKkI0_NmOyiA&PageNumber=1>