Question: When is Prince Frederick William Of Schleswig-Holstein-Sonderburg-Augustenburg's mother's birthday?
Sentence (from "Prince Frederick of Schleswig-Holstein-Sonderburg-Augustenburg"): Prince Frederick Emil August of Schleswig-Holstein- Sonderburg- Augustenburg( Kiel, 23 August 1800 – Bayreuth, Germany, 2 July 1865), usually simply known by just his first name, Frederick," Prince of Noer", was a prince of the House of Schleswig- Holstein- Sonderburg- Augustenburg and a cadet- line descendant of the Danish royal house.
Relevant evidence: No