<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/39/gaming_halo_4_spartan_ops_screen_3.jpg>
<http://www.digitalspy.com/gaming/halo/review/a434772/halo-4-review-xbox-360-master-chiefs-return-is-a-captivating-ride/>