<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://mac.h-cdn.co/assets/cm/14/50/640x430/5487bcd61643a_-_boys-are-0113-2-xln.jpg>
<http://www.marieclaire.com/politics/news/a7457/chinese-marriage-crisis/>