<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/14/05/640x320/landscape_flappybird.jpg>
<http://www.digitalspy.com/fun/news/a550913/sesame-street-releases-flappy-bird-spinoff-game-flappy-bert-play-now/>