About: http://webisa.webdatacommons.org/209008462

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The first additional element according to the present invention is an element selected from the group consisting of rare earth elements other than cerium and alkaline earth elements.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es