About: http://webisa.webdatacommons.org/337109004

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	From that moment onward, the term planet had no official meaning, and astronomers tacitly agreed that whatever orbits the Sun is a planet, and whatever orbits a planet is a moon.
http://www.w3.org/ns/prov#wasQuotedFrom	haydenplanetarium.org