About: http://webisa.webdatacommons.org/212943740

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	Emily Lakdawalla answers a listener's missive about massive planets, and Bruce Betts howls at comets and offers a new trivia contest on what is Up!
http://www.w3.org/ns/prov#wasQuotedFrom	planetary.org