<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eb496304825_-_crafts-valentines-day-puzzle-0214-xln.jpg>
<http://www.countryliving.com/diy-crafts/how-to/g1093/valentine-day-crafts/>