Question: How many years is the reign of this King of England, who was remebered by his relationship with Catherine Grandison, Countess of Salisbury?
Sentence (from "Catherine Grandison, Countess of Salisbury"): Her mother was one of two daughters of John de Tregoz, Baron Tregoz (whose arms were blazoned "Gules two bars gemels in chief a lion passant guardant or"), maternal granddaughter of Fulk IV, Baron FitzWarin).
Relevant evidence: No