About: http://webisa.webdatacommons.org/39983909

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	Note: Some of the slides or other material will be difficult to interpret without the explanation of the author (particularly the photographs or cartoons).
http://www.w3.org/ns/prov#wasQuotedFrom	cnpcc.ca