<http://webisa.webdatacommons.org/109614651>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/319121478>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/109614651> .
<http://webisa.webdatacommons.org/109614651>	<http://www.w3.org/ns/prov#value>	"a storm, erosion, or other natural condition) before the overlying rocks were" .
<http://webisa.webdatacommons.org/109614651>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<indiana.edu> .