About: http://webisa.webdatacommons.org/433923561

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	His direct descendants are not well-known, except the fact that his grandson Wilhelm Eugen married Russian Grand Duchess Vera Konstantinovna.
http://www.w3.org/ns/prov#wasQuotedFrom	alexanderpalace.org