<http://webisa.webdatacommons.org/438569184>	<http://www.w3.org/ns/prov#value>	"By the mid-1800s, pioneers were crossing the plains and the Rockies to follow dreams of gold, land, or other business opportunities." .
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<http://webisa.webdatacommons.org/438569184>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<loc.gov> .
<http://webisa.webdatacommons.org/prov/419048124>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/438569184> .