About: http://webisa.webdatacommons.org/412618143

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	Marx and Engels refrained from developing concrete concepts of the possible forms of freedom in a socialist society; today, such restraint no longer seems justified.
http://www.w3.org/ns/prov#wasQuotedFrom	marxists.org