About: http://webisa.webdatacommons.org/455589645

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, when two kinds of glass materials, one of which (first glass material) is made of quartz
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com