About: http://webisa.webdatacommons.org/38346779

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	The production of corn, wheat, oats and other cereals became so great as to demand an outlet to the East and to the markets of the world.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com