<http://schema.org/image>
<http://rack.1.mshcdn.com/media/ZgkyMDEzLzA5LzA1LzRkL0thdHlQZXJyeVJvLmE0NDhkLmpwZwpwCXRodW1iCTEyMDB4NjI3IwplCWpwZw/f0e50562/69d/Katy-Perry-Roar-Video.jpg.jpg>
<http://mashable.com/2013/09/05/katy-perry-roar-music-video/>