Question: When is Dorothea Christina Of Aichelberg's husband's birthday?
Sentence (from "Prince Christian Charles of Schleswig-Holstein-Sonderburg-Plön-Norburg"): Duke Christian Charles of Schleswig-Holstein-Sonderburg-Plön-Norburg (20 August 1674 – 23 May 1706 in Sonderburg) was an officer in the Brandenburg-Prussian army.
Relevant evidence: Yes