<http://schema.org/target>
"android-app://com.guardian/http/www.theguardian.com/education/2013/may/20/students-stay-silent-about-mental-health-problems"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.theguardian.com/education/2013/may/20/students-stay-silent-about-mental-health-problems>