<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/160x213/54eb8129d38fe_-_log-cabin-mdn.jpg>
<http://www.womansday.com/home/decorating/g152/for-the-birds-the-best-birdhouses-for-spring-72025/>