<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eac9a4bb570_-_01-10-foods-that-soothe-headaches-1.jpg>
<http://www.womansday.com/food-recipes/advice/a1662/9-foods-that-can-help-soothe-a-headache-108253/?src=shelter_footer>