<http://webisa.webdatacommons.org/145608459>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/145608459>	<http://www.w3.org/ns/prov#value>	"kansas and other states under swamp" .
<http://webisa.webdatacommons.org/prov/364579263>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/145608459> .
<http://webisa.webdatacommons.org/145608459>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<loc.gov> .