Question: What is the date of death of Constance Of Portugal's mother?
Sentence (from "Elizabeth of Portugal"): Elizabeth of Aragon, more commonly known as Saint Elizabeth of Portugal, T.O.S.F. (1271 – 4 July 1336; "Elisabet" in Catalan, "Isabel" in Aragonese, Portuguese and Spanish), was queen consort of Portugal, a tertiary of the Franciscan Order and is venerated as a saint of the Catholic Church.
Relevant evidence: Yes