About: http://webisa.webdatacommons.org/20624812

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	Dark matter is a cold nonluminous gravitating source which clumps around galaxies and clusters of galaxies.
http://www.w3.org/ns/prov#wasQuotedFrom	discovermagazine.com