<http://schema.org/target>
"android-app://com.guardian/http/www.theguardian.com/childrens-books-site/2013/apr/12/review-the-knife-of-never-letting-go-patrick-ness"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.theguardian.com/childrens-books-site/2013/apr/12/review-the-knife-of-never-letting-go-patrick-ness>