<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eac6586f2fe_-_quiz-which-foods-have-the-most-sodium-mdn.jpg>
<http://www.womansday.com/health-fitness/nutrition/advice/a1610/quiz-which-foods-have-the-most-sodium-107531/>