About: http://webisa.webdatacommons.org/275565673

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	Matter is a stuff, particles and fields are stuffs ??? but ???mass??? is not a stuff.
http://www.w3.org/ns/prov#wasQuotedFrom	profmattstrassler.com