<http://webisa.webdatacommons.org/prov/492295737>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/297547257> .
<http://webisa.webdatacommons.org/297547257>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/297547257>	<http://www.w3.org/ns/prov#value>	"The Grand Canyon of the Liard, a 30 km stretch of river with dangerous rapids, is an area of tremendous visual quality." .
<http://webisa.webdatacommons.org/297547257>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gov.bc.ca> .