<http://webisa.webdatacommons.org/prov/447157715>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/138956648> .
<http://webisa.webdatacommons.org/138956648>	<http://www.w3.org/ns/prov#value>	"small quantities, including minerals such as iodine, copper, manganese" .
<http://webisa.webdatacommons.org/138956648>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/138956648>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gutenberg.net.au> .