About: http://webisa.webdatacommons.org/431519153

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	I once asked a linguist this same question and her response was to take a survey (she was a researcher).
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com