<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/16/10/1457722453-12804633-359831697542271-4042904192056388681-n.jpg>
<http://www.redbookmag.com/life/news/a44510/jaxon-strong-foundation/>