About: http://webisa.webdatacommons.org/388299998

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	- New kinds of queries and new data columns had to be introduced to support certain features
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net