About: http://webisa.webdatacommons.org/40499299

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	So, I think that one generation transitions into another generation over a period of a decade or more as regional, class and other difference are examined.
http://www.w3.org/ns/prov#wasQuotedFrom	lifecourse.com