Question: What is the date of death of Elisabeth Of Cleves, Countess Of Schwarzburg-Blankenburg's mother?
Sentence (from "Sizzo, Prince of Schwarzburg"): Günther Sizzo, Prince of Schwarzburg( 3 June 1860 – 24 March 1926) was the head of the House of Schwarzburg and pretender to the principalities of Schwarzburg- Rudolstadt and Schwarzburg- Sondershausen.
Relevant evidence: No