Disambiguation evidence for Buka Island via surface form

"ブーゲンビル島上空"

Triples (1)

Triples where some other subject referred to this entity as "ブーゲンビル島上空".

山本五十六 → 死亡地 →
"ブーゲンビル島上空"
↳ resolves to Buka Island
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