<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/548f4465c68be_-_rbk-healthful-summer-foods-plums-xln.jpg>
<http://www.redbookmag.com/body/healthy-eating/news/a17235/spring-superfoods-bazaar/>