About: http://webisa.webdatacommons.org/273315520

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 method of claim 1 wherein RE is a rare earth selected from the group consisting essentially of Yttrium, lanthanum, cerium, ytterbium, and neodymium.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com