About: http://webisa.webdatacommons.org/172995629

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	It has to be a (partial) function because ??? . (f ?? f) = f . cat is a function.
http://www.w3.org/ns/prov#wasQuotedFrom	sinica.edu.tw