About: http://webisa.webdatacommons.org/143019738

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	An incunabulum is a book, single sheet, or image that was printed -- not handwritten -- before the year 1501 in Europe.
http://www.w3.org/ns/prov#wasQuotedFrom	issuu.com