Question: Who is the paternal grandfather of Gian Giacomo Crispo?
Sentence (from "Gian Giacomo Crispo"): Gian Giacomo Crispo (1446–1453) was the fourteenth Duke of the Archipelago, etc., from 1447 to 1453, son of the thirteenth Duke Giacomo II Crispo and Ginevra Gattilusio.
Relevant evidence: Yes