Question: When did Giuliano De' Medici's father die?
Sentence (from "Giovanni di Bicci de' Medici"): For example, he was the grandfather of Piero di Cosimo de' Medici; the great- grandfather of Lorenzo de' Medici( the Magnificent); and the great- great- great- grandfather of Cosimo I de' Medici, Grand Duke of Tuscany.
Relevant evidence: No