<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/980x980/548efe7914406_-_rbk-happiness-harnessers-flower-s2.jpg>
<http://www.redbookmag.com/body/mental-health/advice/g1877/ways-to-feel-happy/>