<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/13/46/1280x720/gallery_gaming-rocksmith-2014-screenshot-4.jpg>
<http://www.digitalspy.com/gaming/review/a530413/rocksmith-2014-review-xbox-360-a-finely-tuned-teaching-tool/>