About: http://webisa.webdatacommons.org/97671366

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	A special series of experiments conducted by us to clarify this problem enables us to discover the basic laws characterizing these higher forms of perception.
http://www.w3.org/ns/prov#wasQuotedFrom	marxists.org