About: http://webisa.webdatacommons.org/87020926

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	I believe slides should mostly contain pictures, photographs, diagrams, charts, figures, tables, graphs, names, formulas, terms, comics, and, yes, the occasional outline or bulleted list.
http://www.w3.org/ns/prov#wasQuotedFrom	zuschlogin.com