<http://schema.org/topics>
"Apple,LGBT,gay pride parade,Uncategorized,U.S.,World,Video,Videos,Work &amp;amp; Play"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2014/07/08/apple-posts-behind-the-scenes-footage-of-san-francisco-pride-march/>