About: http://webisa.webdatacommons.org/102470440

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	Almost all galaxies, including our own, are thought to contain a supermassive black hole in their centers.
http://www.w3.org/ns/prov#wasQuotedFrom	harvard.edu