About: http://webisa.webdatacommons.org/409024478

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	The 1940s piece of information even has a year by year breakout of historical value and significance for each year within the 1940s decade e.g. 1941, 1942, 1943 etc.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com