<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/320x250/55004d26be552-beets-winter-vegetable-lg-96821324.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/g2116/root-vegetables-47033105/?src=shelter_footer>