<http://webisa.webdatacommons.org/368523482>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.de> .
<http://webisa.webdatacommons.org/368523482>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/368523482>	<http://www.w3.org/ns/prov#value>	"It is known that cerium is an element which is easily oxidized from valence (III) to valence (IV) in lanthanoids." .
<http://webisa.webdatacommons.org/prov/445756808>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/368523482> .