Question: Who is the paternal grandmother of Prince Luís Of Orléans-Braganza (1878–1920)?
Sentence (from "Gaston, Count of Eu"): Prince Gaston of Orleans, Count of Eu (28 April 1842 – 28 August 1922), the first son of Louis, Duke of Nemours, and Princess Victoria of Saxe-Coburg and Gotha, was a French prince and military commander who fought in the Spanish-Moroccan War and the Paraguayan War.
Relevant evidence: Yes