<http://schema.org/target>
"https://mobile.audible.com/search.htm?keywords={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<https://mobile.audible.com/pd/Radio-TV/Opie-Anthony-Colin-Quinn-and-Dave-Atell-May-21-2008-Audiobook/B002VEIW6W>