<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x576/54ff5a182adc6-04-salad-with-dressing-s1.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/g1158/secretly-salty-foods/>