<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/640x979/548f9a6b3dd66_-_cold-brew-coffee-final.jpg>
<http://www.redbookmag.com/food-recipes/recipes/a10903/how-to-make-cold-brew-coffee/>