Question: What is the date of death of Saif Ad-Din Ghazi I's father?
Sentence (from "Imad ad-Din Zengi"): Imad ad-Din Zengi (– 14 September 1146), also romanized as Zangi, Zengui, Zenki, and Zanki, was an Oghuz Turkish atabeg who ruled Mosul, Aleppo, Hama, and Edessa.
Relevant evidence: Yes