Question: Who is Al-Adil I's paternal grandfather?
Sentence (from "Najm ad-Din Ayyub"): (Arabic: الملك ألأفضل نجم الدين أيوب بن شاﺬي بن مروان) (died August 9, 1173) was a Kurdish soldier and politician from Dvin, and the father of Saladin.
Relevant evidence: No