<https://www.marketingprofs.com/charts/2011/4819/ad-market-recovering-despite-shocks-in-japan-middle-east>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.marketingprofs.com/charts/2011/4819/ad-market-recovering-despite-shocks-in-japan-middle-east>