<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x576/54ff0134d553e-mccain-sweet-potato-fries-0810-s3.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/tips/g501/low-calorie-snack-ideas/>