About: http://webisa.webdatacommons.org/328767500

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	You seem to acknowledge this when you write, ???There is a chance that we are the only ones, but without any more knowledge about the distribution of life, nothing more can be said one way or the other.??? Yes, that is exactly my point.
http://www.w3.org/ns/prov#wasQuotedFrom	discovermagazine.com