<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/10/160x120/54f5fafacc010_-_house-cat-mdn.jpg>
<http://www.womansday.com/life/pet-care/g914/facts-about-cats/?click=try>