Question: When was Nizar Al-Mustafa's father born?
Sentence (from "Al-Mustansir Billah"): Abū Tamīm Ma‘ad al-Mustanṣir bi-llāh (July 5, 1029 – January 10, 1094) was the eighth caliph of the Fatimid Caliphate from 1036 until 1094.
Relevant evidence: Yes