<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2014/07/27/140727124837_costa_concordia__512x288_bbc.jpg>
<http://www.bbc.com/sinhala/world/2014/07/140727_costa-concordia.shtml>