About: http://webisa.webdatacommons.org/170015415

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	Often times the iterator is a simple type-checking, like above, or some sort of expression that needs to be evaluated.
http://www.w3.org/ns/prov#wasQuotedFrom	42at.com