About: http://webisa.webdatacommons.org/402453084

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	In the past millenium, for instance, we can discern a kind of watershed somewhere in the middle of the 15th and 16th centuries.
http://www.w3.org/ns/prov#wasQuotedFrom	ibiblio.org