<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eadc61d7e80_-_03-winter-proof-your-house-1.jpg>
<http://www.womansday.com/home/crafts-projects/how-to/a1957/wds-guide-to-winter-proofing-your-house-110494/>