<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x1742/5489f836ccd26_-_rbk-gluten-free-sandwiches-apple-s2.jpg>
<http://www.redbookmag.com/food-recipes/advice/g662/gluten-free-sandwich/>