<http://schema.org/target>
"http://www.audible.com/search?advsearchKeywords={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.audible.com/pd/Erotica-Sexuality/The-Pledge-Mistress-and-the-Pony-Bitch-Audiobook/B00U7XLRUW>