Question: Where did Nils Svantesson Sture's mother die?
Sentence (from "Martha Leijonhufvud"): She was the sister of Queen Margaret Leijonhufvud and sister-in-law of King Gustav I of Sweden: she was also the maternal aunt of Queen Catherine Stenbock and the daughter-in-law of the regent Christina Gyllenstierna.
Relevant evidence: No