Question: When is Princess Marie Of Schwarzburg-Rudolstadt's husband's birthday?
Sentence (from "Princess Anna Sophie of Schwarzburg-Rudolstadt"): She was the daughter of Louis Frederick I, Prince of Schwarzburg- Rudolstadt( 15 October 1667 – 24 June 1718) and Anna Sophie of Saxe- Gotha- Altenburg( 1670 – 1728).
Relevant evidence: No