<http://webisa.webdatacommons.org/148063480>	<http://www.w3.org/ns/prov#value>	"Abundant reserves of coal, petroleum, natural gas, uranium, iron, bauxite, and other ores are either being exploited or awaiting development; much wealth also remains to be surveyed." .
<http://webisa.webdatacommons.org/prov/508999094>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/148063480> .
<http://webisa.webdatacommons.org/148063480>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/509281338>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/148063480> .
<http://webisa.webdatacommons.org/148063480>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<britannica.com> .