Question: Who is the paternal grandmother of Prince Luís Of Orléans-Braganza (1878–1920)?
Sentence (from "Prince Luís of Orléans-Braganza (1878–1920)"): In 1908, the year he married, his older brother Pedro renounced his claim to succeed his mother in her claim to the imperial throne, leaving "Dom" Luís as her heir.
Relevant evidence: No