About: http://webisa.webdatacommons.org/433108944

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	Search US public opinion polls conducted since 1935 from survey organizations such as Gallup, Harris Interactive and Pew Research associates.
http://www.w3.org/ns/prov#wasQuotedFrom	up.edu