Triple

T6021459
Position Surface form Disambiguated ID Type / Status
Subject İmralı Island E134073 entity
Predicate category P87 FINISHED
Object Islands of the Sea of Marmara E561987 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Islands of the Sea of Marmara | Statement: [İmralı Island, category, Islands of the Sea of Marmara]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Islands of the Sea of Marmara
Context triple: [İmralı Island, category, Islands of the Sea of Marmara]
  • A. Marmara Island
    Marmara Island is a large, historically significant island in northwestern Turkey known for its marble quarries and location in the Sea of Marmara between the Aegean and Black Seas.
  • B. Sea of Marmara archipelago chosen
    The Sea of Marmara archipelago is a group of islands in the Sea of Marmara in northwestern Turkey, known for their historical settlements, marble quarries, and strategic location between the Aegean and Black Seas.
  • C. İmralı Island
    İmralı Island is a small Turkish island in the Sea of Marmara best known as a high-security prison island, notably housing Abdullah Öcalan.
  • D. Sedef Adası
    Sedef Adası is a small, privately developed island in the Sea of Marmara near Istanbul, known for its tranquil beaches and restricted access compared to the other Princes' Islands.
  • E. Kınalıada
    Kınalıada is one of the Princes' Islands in the Sea of Marmara near Istanbul, known for its quiet residential character, beaches, and lack of motorized traffic.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c008742a5c8190b9cb9c2787a3d8b3 elicitation completed
NER batch_69c04fba86a48190984e95d5adf7c7f1 ner completed
NED1 batch_69c16ea1595c8190926a5ed8d230ab4a ned_source_triple completed
Created at: March 22, 2026, 4:07 p.m.