About: http://webisa.webdatacommons.org/53987980

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	Corroborated: March 5, 1979, NASA's Voyager 1 probe discovered the rings of Jupiter, that Io is the most volcanically active body in the solar system and that Europa is covered in ice-five months after Meier published this information.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com.au