<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x552/54ff4069b3b59-dog-with-patient-uktxzh-s2.jpg>
<http://www.goodhousekeeping.com/life/inspirational-stories/g1030/boston-marathon-victims/?src=shelter_footer>