<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/List/YApreorder/5pfTPwW2T0mjtU7srHfHqA?listname=YApreorder&listid=5pfTPwW2T0mjtU7srHfHqA&page=1>