<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/160x120/54ff2ee4d84f0-birds-nest-centerpiece-0501-mdn.jpg>
<http://www.goodhousekeeping.com/home/decorating-ideas/tips/g856/flower-produce-arrangements-0501/>