About: http://webisa.webdatacommons.org/206855095

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	Putting people or things into some kinds of groups or categories (as you termed) is just a way of speaking, to make it a little easier to follow and understand at some degree.
http://www.w3.org/ns/prov#wasQuotedFrom	zenguide.com