Disambiguation evidence for Octoechos via surface form

"Octoechos (for some hymns)"

Triples (1)

Triples where some other subject referred to this entity as "Octoechos (for some hymns)".

Eve of the Nativity of Christ (when it falls on a weekday) → hasLiturgicalBook →
"Octoechos (for some hymns)"
↳ resolves to Octoechos
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