Question: Who is the maternal grandfather of Infanta Maria Anna Of Portugal (1843–1884)?
Sentence (from "Infanta Maria Anna of Portugal (1843–1884)"): Infanta Maria Ana of Portugal (or of Braganza; ; full name: "Maria Ana Fernanda Leopoldina Micaela Rafaela Gabriela Carlota Antónia Júlia
Relevant evidence: No