About: http://webisa.webdatacommons.org/140607648

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	> > and tuple. For pull, we could do a test to see if keys is a string
http://www.w3.org/ns/prov#wasQuotedFrom	scipy.org