About: http://webisa.webdatacommons.org/230439470

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	The important difference is that reference types will be passed by reference, i.e. we will only pass a copy of the position of the object, and not a copy of the object itself.
http://www.w3.org/ns/prov#wasQuotedFrom	tech.pro