<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/54c486d200d5d_-_kitchen-4-1957-xlg-72160813.jpg>
<http://www.housebeautiful.com/room-decorating/kitchens/g393/kitchens-1950s-0609/>