<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/ebook/The-Happiness-Project-Or-Why-Spent?bookId=92970197-a2d1-4894-9640-4eea94c6fc62>