<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eb040ea23e7_-_floor-to-ceiling-bookcases-htours0106-de-94821211.jpg>
<http://www.countryliving.com/home-design/decorating-ideas/how-to/g860/farmhouse-style-0809/>