<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/15/40/980x490/landscape-1443565281-dalian-shipbuilding-industry-company.jpg>
<http://www.popularmechanics.com/military/navy-ships/news/a17596/chinas-got-a-mystery-ship/>