<http://schema.org/thumbnailURL>
"http://d28hgpri8am2if.cloudfront.net/book_images/cvr9781602200098_9781602200098_th.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://books.simonandschuster.com/Penjing-The-Chinese-Art-of-Bonsai/Zhao-Qingquan/9781602200098>