About: http://webisa.webdatacommons.org/422627284

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	They are research-level and cover a broad range of subjects, especially history and literature.
http://www.w3.org/ns/prov#wasQuotedFrom	bl.uk