About: http://webisa.webdatacommons.org/183835983

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	Microsoft Office is the best example of this I can think of: 2013, 2010, all the way down to 1995
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com