<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/54ca59834e767_-_stop-rust-07-0113-de.jpg>
<http://www.popularmechanics.com/cars/how-to/a3084/how-to-fight-rust-and-win-14930616/>