<https://qz.com/india/286559/19th-century-mumbai-plague-may-offer-clues-in-dealing-with-ebola/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://qz.com/india/286559/19th-century-mumbai-plague-may-offer-clues-in-dealing-with-ebola/>