<http://schema.org/availableLanguage>
"English"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.audible.com/pd/Self-Development/Opening-Up-Audiobook/B005P1FP7W?ref_=det_sim_auth_3&_escaped_fragment_=%2FfollowNotice%2Fclose>