<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/320x320/55003eb13e590-biceps-curl-two-fb.jpg>
<http://www.goodhousekeeping.com/health/fitness/g1859/firm-arms-workout-aug03/>