About: http://webisa.webdatacommons.org/24047990

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	Of course, this answer is not about best practices, but how to explain them, but in the short space available those examples mostly do not follow the advice given, IMHO. But the advice is sound.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com