Question: Who is the paternal grandfather of Maria Of Portugal (Nun)?
Sentence (from "Lu Grimaldi"): Maria Luisa Tisi( 20 June, 1954 in São Paulo) better known as Lu Grimaldi, is a Brazilian actress, known for her work on" Apocalipse"( 2017)," Rock Story"( 2017), for her portrayal of Maria I of Portugal in" Liberdade, Liberdade"( 2016) and" Ambitious Women"( 2015).
Relevant evidence: No