About: http://webisa.webdatacommons.org/132810488

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	So a goal is a function that takes a substitution and returns a list that may contain 0, 1 or many substitutions.
http://www.w3.org/ns/prov#wasQuotedFrom	clojure.net