<http://schema.org/target>
"android-app://com.guardian/https/www.theguardian.com/science/blog/2010/aug/20/christmas-lectures-royal-institution"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.theguardian.com/science/blog/2010/aug/20/christmas-lectures-royal-institution>