<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/980x1456/548feef345fab_-_rbk-supergrain-salad-chicken-barley-s2.jpg>
<http://www.redbookmag.com/body/healthy-eating/advice/g1630/super-grains/>