<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x400/54cb3d96cbe9f_-_flag-folding-02-0714-de.jpg>
<http://www.popularmechanics.com/home/how-to/a10813/the-right-way-to-fold-the-american-flag-16947356/>