About: http://webisa.webdatacommons.org/96217963

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	a potentially evaluated dynamic_cast expression dynamic_cast<T>(v), where T is a reference type, that requires a run-time check ([expr.dynamic.cast]), or
http://www.w3.org/ns/prov#wasQuotedFrom	open-std.org