Question: Who is the mother-in-law of Sonja Bernadotte?
Sentence (from "Sonja Bernadotte"): (Sonja Anita Maria Haunz; 7 May 1944 – 21 October 2008) was the widow of Count Lennart Bernadotte, grandson of Sweden's King Gustaf V through his father, Prince Wilhelm, the king's second son.
Relevant evidence: Yes