<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54ffc964875f0-ghk-yoga-class-0110-zg8hsr-sm.jpg>
<http://www.goodhousekeeping.com/health/wellness/advice/a23877/make-the-most-lunch-hour/?src=shelter_footer>