<http://webisa.webdatacommons.org/248936561>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/248936561>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<americanwhitewater.org> .
<http://webisa.webdatacommons.org/prov/11111841>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/248936561> .
<http://webisa.webdatacommons.org/248936561>	<http://www.w3.org/ns/prov#value>	"boulders, including one that is about the size of a large tractor, are now river side." .