<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/768x516/54ff9933e888c-1013-nutrition-news-xln1.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/g1675/surprising-health-facts/>