About: http://webisa.webdatacommons.org/90385949

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	I really liked the article, but I am not sure that there is a big distinction between sets and steps based on this approach.
http://www.w3.org/ns/prov#wasQuotedFrom	sqlteam.com