<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/10/160x120/54f5f2b543b36_-_family-reading-book-mdn.jpg>
<http://www.womansday.com/relationships/family-friends/g957/find-your-ancestors/>