<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54feaeb13e953-0711-bug-with-cereal-xl.jpg>
<http://www.goodhousekeeping.com/home/cleaning/tips/a18838/keep-bugs-out-of-your-home/>