About: http://webisa.webdatacommons.org/419373256

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	+ // Null values need to be checked additionally as they tell whether to create or drop a default value.
http://www.w3.org/ns/prov#wasQuotedFrom	github.com