<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/PeopleAudience>
<http://books.simonandschuster.com/ZooBorns-Cats!/Andrew-Bleiman/ZooBorns/9781451651904?intcmp=l_fl&cp_type=l_fl_books_detail_first%20contact_marc%20kaufman_hardcover_9781439109007&prefd=l_fl_9781451651904>