<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x320/54caa7686ad31_-_sun_08_0610-lg-73098811.jpg>
<http://www.popularmechanics.com/space/g309/nasa-solar-dynamics-observatory-gallery/>