About: http://webisa.webdatacommons.org/83173364

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Quinine is a drug used in his day to treat advanced cases of tuberculosis, the disease that had killed his brother Nikolai in 1889 and would take his life in 1904.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com