About: http://webisa.webdatacommons.org/77207396

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	Event Horizon (Wikipedia.org) An event horizon is a boundary in spacetime for a given observer beyond which no information, including light, can reach the observer.
http://www.w3.org/ns/prov#wasQuotedFrom	awesomelibrary.org