About: http://webisa.webdatacommons.org/296634493

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	but here, this class is an Interface, how can i check if this interface is already declared?
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com