About: http://webisa.webdatacommons.org/280672237

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	The favored model is that dark matter is mostly composed of exotic particles formed when the universe was a fraction of a second old.
http://www.w3.org/ns/prov#wasQuotedFrom	harvard.edu