<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/15/46/980x490/landscape-1447428924-balloon-lead.jpg>
<http://www.womansday.com/life/a52723/family-shocked-when-balloon-sent-up-for-late-son-found-4000-miles-away/>