About: http://webisa.webdatacommons.org/49033234

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	Astronomers believe that supermassive, central black holes generate the radio, X-ray, and gamma-ray energy radiated by active galaxies such as Centaurus A, as well as quasars like SDSS J1030+0524.
http://www.w3.org/ns/prov#wasQuotedFrom	solstation.com