Disambiguation evidence for Banu Hashim via surface form

"Abbasid family (as ruling house in the East)"

Triples (1)

Triples where some other subject referred to this entity as "Abbasid family (as ruling house in the East)".

Banu Umayyah → succeededBy →
"Abbasid family (as ruling house in the East)"
↳ resolves to Banu Hashim
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