<http://schema.org/target>
"android-app://com.guardian/http/www.theguardian.com/uk/gallery/2012/jan/22/london-model-engineering-exhibition"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.theguardian.com/uk/gallery/2012/jan/22/london-model-engineering-exhibition?picture=384848644>