Question: Where was the place of death of Princess Marie Alexandra Of Schleswig-Holstein's mother?
Sentence (from "Joachim Frederick, Duke of Schleswig-Holstein-Sonderburg-Plön"): Joachim Frederick of Schleswig-Holstein- Sonderburg- Plön( 9 May 1668, Magdeburg – 25 January 1722, Plön), also known as Joachim Frederick of Schleswig- Holstein- Plön, was the third Duke of Schleswig- Holstein- Plön, a dukedom created by the division of the Duchy of Schleswig- Holstein- Sonderburg.
Relevant evidence: No