<http://webisa.webdatacommons.org/176864618>	<http://www.w3.org/ns/prov#value>	"Underlayer of soil, sand and other matter." .
<http://webisa.webdatacommons.org/176864618>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/300047707>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/176864618> .
<http://webisa.webdatacommons.org/176864618>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<fao.org> .