About: http://webisa.webdatacommons.org/60205803

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	There is a model, called the Standard Model, which says that all matter is a model, called the Standard Model, which says that all matter is composed of quarks and leptons.
http://www.w3.org/ns/prov#wasQuotedFrom	fnal.gov