<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54cab86547c86_-_space_weapons_slideshow_495x170_011911.jpg>
<http://www.popularmechanics.com/space/moon-mars/a6545/china-moon-military-war-in-space/>