Question: When did Lilli Alanen's mother die?
Sentence (from "Maire Gullichsen"): Maire Eva Johanna Gullichsen (née Ahlström, later known as Gullichsen-Nyströmer, 24 June 1907, Porin maalaiskunta – 9 July 1990, Pori) was a Finnish art collector and patron.
Relevant evidence: Yes