<http://webisa.webdatacommons.org/150950735>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/28449722>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/150950735> .
<http://webisa.webdatacommons.org/150950735>	<http://www.w3.org/ns/prov#value>	"to retain every mineral except phosphate." .
<http://webisa.webdatacommons.org/150950735>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<foskor.co.za> .