About: http://webisa.webdatacommons.org/323988429

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	Other operations, particularly in central and eastern Kansas, produce large amounts of sand and gravel by dredging the channel or neighboring floodplains of the larger rivers, especially the Kansas and Arkansas.
http://www.w3.org/ns/prov#wasQuotedFrom	ku.edu