<http://webisa.webdatacommons.org/prov/505814756>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/346196785> .
<http://webisa.webdatacommons.org/346196785>	<http://www.w3.org/ns/prov#value>	"Great cities such as San Francisco and Sacramento developed to service the activities of gold extraction and trade." .
<http://webisa.webdatacommons.org/346196785>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/346196785>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ucdavis.edu> .
<http://webisa.webdatacommons.org/prov/147947194>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/346196785> .