About: http://webisa.webdatacommons.org/237487374

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	Galaxy clusters are the largest structures in the universe, comprising hundreds to thousands of galaxies bound together by gravity.
http://www.w3.org/ns/prov#wasQuotedFrom	futurity.org