<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/ebook/the-complete-wizard-of-oz-collection-all-15-books-including-the-wonderful-wizard-of-oz-ozma-of-oz-the-emerald-city-of-oz-and-more-mobi-classics>