Question: Who is Princess Maria Immaculata Of Bourbon-Two Sicilies (1874–1947)'s paternal grandfather?
Sentence (from "Prince Alfonso, Count of Caserta"): Prince "Alfonso", Count of Caserta (28 March 1841 – 26 May 1934) was the third son of Ferdinand II of the Two Sicilies and Archduchess Maria Theresa of Austria.
Relevant evidence: Yes