<https://www.marketingprofs.com/charts/2010/3882/facebook-users-like-brands-for-discounts-social-badging>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.marketingprofs.com/charts/2010/3882/facebook-users-like-brands-for-discounts-social-badging>