Disambiguation evidence for The Prison of Yogg-Saron via surface form

"The Prison of Yogg-Saron"

Triples (1)

Triples where some other subject referred to this entity as "The Prison of Yogg-Saron".

Ulduar → contains →
"The Prison of Yogg-Saron"
↳ resolves to The Prison of Yogg-Saron
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