<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.digitalspy.com/tv/black-mirror/news/a457935/black-mirror-series-two-be-right-back-review-creepy-and-moving/>