<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eb725ab349f_-_halloweencrafts-ravenentry-mdn.jpg>
<http://www.countryliving.com/diy-crafts/how-to/a4715/31-days-of-halloween-bat-filled-front-door/>