Disambiguation evidence for ʿAbd Allāh al-Mahdī Billāh via surface form

"al-Mahdī Billāh"

Triples (1)

Triples where some other subject referred to this entity as "al-Mahdī Billāh".

ʿAbd Allāh al-Mahdī Billāh → regnalName →
"al-Mahdī Billāh"
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