<http://schema.org/target>
"android-app://com.nbcuni.nbc/nbctve/video/47aeec6f0be08f1e0cdb0f4a23c5d250?referrer=goog_watch"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nbc.com/Knight_Rider/video/i-wanna-rock-and-roll-all-knight/n1875>