Question: What is the date of death of Princess Marie Of Baden (1834–1899)'s mother?
Sentence (from "Princess Sophie of Sweden"): (Sofia Vilhelmina Katarina Maria Lovisa Charlotta Anna; 21 May 1801 – 6 July 1865) was, by marriage, Grand Duchess of Baden as the wife of sovereign Grand Duke of Baden, Leopold.
Relevant evidence: Yes