<http://schema.org/thumbnailURL>
"http://d28hgpri8am2if.cloudfront.net/book_images/onix/cvr9781481420068/wild-jack-9781481420068_th.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://books.simonandschuster.com/Wild-Jack/John-Christopher/9781481420068>