Question: What is the date of death of Gaston De Gerlache's father?
Sentence (from "Gaston de Gerlache"): Gaston de Gerlache was the son of Adrien de Gerlache and followed in the tracks of his father by leading the second Belgian expedition to Antarctica in 1957–1958, 60 years after his father led the 1897–1899 Belgian Antarctic Expedition with the ship Belgica.
Relevant evidence: Yes