<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://sev.h-cdn.co/assets/cm/15/09/980x1306/54eed3705d12e_-_sev-coin-jar-s2.jpg>
<http://www.seventeen.com/prom/g264/ten-ways-to-build-your-prom-piggy-bank/>