<http://schema.org/thumbnailURL>
"http://d28hgpri8am2if.cloudfront.net/book_images/onix/cvr9781476729619/fields-of-grace-9781476729619_th.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.simonandschuster.com/books/Fields-of-Grace/Hannah-Luce/9781476729619>