<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eafdaee4d41_-_autumn-hues-flowers-vase-htours1106-de-50080688.jpg>
<http://www.countryliving.com/entertaining/g835/arrange-flowers-0809/>