About: http://webisa.webdatacommons.org/14049359

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	Then, each class can validate the arguments to ensure that it can handle it, using return types and/or exceptions to deal with invalid data.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com