About: http://webisa.webdatacommons.org/249494418

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	Social class refers to the differences between groups in societies or cultures, and is a basic idea in economics, sociology and other social sciences
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org