About: http://webisa.webdatacommons.org/448996337

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	Radio (13%) and friends/relatives (12%) ranked ahead of written sources such as newspapers, books, and magazines, which together accounted for 9% of responses.
http://www.w3.org/ns/prov#wasQuotedFrom	nsf.gov