About: http://webisa.webdatacommons.org/424186816

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	Secondly, there is not a single Polish cryptanalyst has worked because of confidentiality reasons, denied the British almost all foreigners, even Marian Rejewski, the access and especially the employees.
http://www.w3.org/ns/prov#wasQuotedFrom	desertwar.net