<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/480x552/54eba188c2a52_-_red-grapes-bowl-kitchen-counter-xl.jpg>
<http://www.womansday.com/life/pet-care/g827/foods-dogs-should-not-eat/?src=shelter_footer>