About: http://webisa.webdatacommons.org/438244754

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	Engels divided the whole realm of knowledge into three departmentsexact sciences: mathematics, astronomy, mechanics, physics, and chemistry; biological sciences; historical sciences, including logic and dialectics.
http://www.w3.org/ns/prov#wasQuotedFrom	marxists.org