<http://webisa.webdatacommons.org/prov/12458112>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/199537188> .
<http://webisa.webdatacommons.org/199537188>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/199537188>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .
<http://webisa.webdatacommons.org/199537188>	<http://www.w3.org/ns/prov#value>	"potassium, and cesium, and alkaline earth metals such as magnesium," .