Question: Who is Richard Of Lincoln (Illegitimate Son Of Henry I Of England)'s paternal grandfather?
Sentence (from "Richard of Lincoln (illegitimate son of Henry I of England)"): In 1120, Richard became betrothed to Amice, the daughter of the defender of Brémule, Raoul II de Gael, seigneur of Gael and Montfort, son of Ralph de Gael, Earl of East Anglia.
Relevant evidence: No