About: http://webisa.webdatacommons.org/245098402

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	Category names are always two characters : the first is an uppercase letter giving the major class (letter, number, punctuation and the like) and the second is a lowercase letter giving a subclass within that class.
http://www.w3.org/ns/prov#wasQuotedFrom	everything2.com