About: http://webisa.webdatacommons.org/385499475

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	These black-hole-powered beacons were once among the brightest objects in the universe and how they got so large and powerful so soon after the big bang is a mystery.
http://www.w3.org/ns/prov#wasQuotedFrom	newscientist.com