About: http://webisa.webdatacommons.org/30567967

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	Moreover, while they may fall into categories with predictable properties, we are learning in our own back yard that every planet any of them may have is a world, replete with mysteries and surprises.
http://www.w3.org/ns/prov#wasQuotedFrom	centauri-dreams.org