About: http://webisa.webdatacommons.org/208262160

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 difference is a difference between past and present, not a ``tempo distortion'' in the present.
http://www.w3.org/ns/prov#wasQuotedFrom	demographic-research.org