<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2013/12/03/131203195409_obesity_risk_512x288_thinkstock_nocredit.jpg>
<http://www.bbc.com/russian/science/2013/12/131203_health_obesity_myth.shtml>