About: http://webisa.webdatacommons.org/101601204

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	For example, metal, such as nickel (Ni), copper (Cu), silver (Ag), and platinum (Pt), may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com