<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/74065000/gif/_74065451_malaysian_airliner_search_976_06.04_signal.gif>
<http://www.bbc.com/news/world-asia-26912071>