About: http://webisa.webdatacommons.org/278213385

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	Of course, all sort of varieties exist, as for almost all overprinted stamps???I think I have already seen such pictorial overprints on recent stamps from Austria.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com