Question: Who is Beatrice Of Savoy, Marchioness Of Saluzzo's paternal grandmother?
Sentence (from "Amadeus IV, Count of Savoy"): His brothers Pietro and Aimone spurred a revolt in Aosta Valley against Amadeus, but he was able to crush it with the help of Manfred III of Saluzzo and Boniface II of Montferrat, who were his sons-in-law.
Relevant evidence: No