About: http://webisa.webdatacommons.org/396809293

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	They include, among many others, oxides, such as magnesium, iron, copper, titanium, calcium, molybdenum, and vanadium oxides and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com