<http://schema.org/url>
<http://www.joystiq.com/2013/02/28/sacred-citadel-will-feature-four-classes-to-level-up-and-a-gear/>
<http://www.engadget.com/2013/02/28/sacred-citadel-will-feature-four-classes-to-level-up-and-a-gear/>