<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/980x1172/54ebc84130311_-_mixed-nuts-s2.jpg>
<http://www.womansday.com/health-fitness/nutrition/advice/g1371/foods-that-give-you-energy/>