<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f64256aba28_-_eataly-scuola-nyc-de.jpg>
<http://www.delish.com/kitchen-tools/g132/cooking-schools-classes/>