Triple

T9209935
Position Surface form Disambiguated ID Type / Status
Subject Nagasaki Prefecture E221086 entity
Predicate hasCity P316 FINISHED
Object Tsushima E71783 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: Tsushima | Statement: [Nagasaki Prefecture, hasCity, Tsushima]

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: Tsushima
Context triple: [Nagasaki Prefecture, hasCity, Tsushima]
  • A. Tsushima Island chosen
    Tsushima Island is a strategically located Japanese island in the Korea Strait, historically significant as a maritime crossroads between Japan and the Korean Peninsula.
  • B. Tsukishima
    Tsukishima is a man-made island and residential district in Tokyo’s Chūō ward, known for its high-rise apartments and famous monjayaki restaurants.
  • C. Meijima
    Meijima is one of the small islands that make up Japan’s Mukojima Islands group in the Ogasawara (Bonin) archipelago.
  • D. Etajima
    Etajima is a city in Hiroshima Prefecture, Japan, historically known as the site of the Imperial Japanese Naval Academy.
  • E. Sarushima
    Sarushima is a small, uninhabited island in Tokyo Bay known for its beaches, fishing spots, and preserved military fortifications, making it a popular day-trip destination.
  • 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_69ca83e9d0e081908bdb71097201a06c elicitation completed
NER batch_69ccd9b3c8c081909a688ce699928fc0 ner completed
NED1 batch_69d065efcb64819097d4624bd9e423d2 ned_source_triple completed
Created at: March 30, 2026, 7:26 p.m.