About: http://webisa.webdatacommons.org/436139934

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	The last we will ever see of such a galaxy is a point in its history (that is not special to the galaxy itself), after which we will never receive more recent information about the galaxy - this is why it is called an event horizon.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com