<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/480x360/54cb13aba3c8a_-_summer-air-shows-03-0613-de.jpg>
<http://www.popularmechanics.com/flight/g1218/the-9-air-shows-you-should-see-this-summer/>