About: http://webisa.webdatacommons.org/455711297

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	However, for user-defined data types, such as classes and structures, these operations are undefined.
http://www.w3.org/ns/prov#wasQuotedFrom	helpido.com