Question: What is the date of death of Infante Philip, Duke Of Calabria's father?
Sentence (from "Infante Philip, Duke of Calabria"): Philip of Naples and Sicily, "Duke of Calabria", Infante of Spain (13 June 1747 – 19 September 1777) was the eldest son and heir of Charles III of Spain, but was excluded from the succession to the thrones of Spain and Naples due to his imbecility.
Relevant evidence: Yes