About: http://webisa.webdatacommons.org/335269045

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	Demographic variables such as age, sex, race, marital status, veteran status, household relationship, educational background, and national origin or descent are included.
http://www.w3.org/ns/prov#wasQuotedFrom	umich.edu