<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/28/tech_android_4.1_jellybean_2>
<http://www.digitalspy.com/tech/android/news/a392835/android-jelly-bean-begins-rollout-on-galaxy-nexus/>