About: http://webisa.webdatacommons.org/112361737

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	To determine if something is a std.typecons.Tuple, you cannot use an is()
http://www.w3.org/ns/prov#wasQuotedFrom	digitalmars.com