About: http://webisa.webdatacommons.org/99981329

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	Karl Marx was a German philosopher and revolutionary who helped develop the principles of modern communism and socialism.
http://www.w3.org/ns/prov#wasQuotedFrom	nytcrossword.com