Question: What is the date of death of Maria Teresa Fontela Goulart's husband?
Sentence (from "João Goulart"): João Belchior Marques Goulart (or in the standard Fluminense dialect; 1 March 1918 – 6 December 1976) was a Brazilian politician who served as the 24th President of Brazil until a military coup d'état deposed him on 1 April 1964.
Relevant evidence: Yes