<http://webisa.webdatacommons.org/prov/12458112>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/326563610> .
<http://webisa.webdatacommons.org/326563610>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sumobrain.com> .
<http://webisa.webdatacommons.org/326563610>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/326563610>	<http://www.w3.org/ns/prov#value>	"The base metal is preferably an alkaline earth metal such as magnesium, calcium or barium in the form of an oxide or hydroxide." .