Question: What is the date of death of Maria Caroline Gibert De Lametz's husband?
Sentence (from "Maria Caroline Gibert de Lametz"): Marie Caroline Gibert de Lametz, (18 July 1793 – 25 November 1879), was a French stage actress and a Princess Consort and regent de facto of Monaco by marriage to Florestan I, Prince of Monaco.
Relevant evidence: Yes