<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/160x160/54cab7e975f8a_-_moma-mdn.jpg>
<http://www.popularmechanics.com/technology/apps/reviews/g450/best-iphone-ipad-android-apps/>