About: http://webisa.webdatacommons.org/247569165

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	'database' is a key, and its associated value, referenced by d[database], is 'master'.
http://www.w3.org/ns/prov#wasQuotedFrom	diveintopython.net