<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/Search/Query?q=Natural%2520Law%2520(Nature%2520of%2520Desire,%2520Book%2520Two)%2520Joey%2520W.%2520Hill>