About: http://webisa.webdatacommons.org/455495088

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	Yup, one of the reasons we need them today is that the 19th century subsidies made the Great Plains into a vast granary.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com