<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fe70ebbeb5c-ghk-spring-bulbs-xl.jpg>
<http://www.goodhousekeeping.com/home/gardening/advice/a16109/guide-to-planting-bulbs/>