About: http://webisa.webdatacommons.org/30262165

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	Empedocles was a Greek philosopher who is best known for his belief that all matter was composed of four elements: fire, air, water, and earth.
http://www.w3.org/ns/prov#wasQuotedFrom	st-and.ac.uk