Triple

T21451517
Position Surface form Disambiguated ID Type / Status
Subject Musashi-Koganei Station E529219 entity
Predicate locatedIn P40 FINISHED
Object Koganei, Tokyo NE NERFINISHED

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: Koganei, Tokyo | Statement: [Musashi-Koganei Station, locatedIn, Koganei, Tokyo]

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: Koganei, Tokyo
Context triple: [Musashi-Koganei Station, locatedIn, Koganei, Tokyo]
  • A. Koganei, Tokyo chosen
    Koganei, Tokyo is a suburban city in western Tokyo Metropolis known for its residential neighborhoods, parks, and the renowned Edo-Tokyo Open Air Architectural Museum in Koganei Park.
  • B. Kōtō, Tokyo
    Kōtō, Tokyo is a special ward in eastern Tokyo known for its extensive waterfront areas, canals, and a mix of residential, commercial, and industrial districts.
  • C. Hachioji, Tokyo
    Hachioji, Tokyo is a major suburban city in western Tokyo known for its residential areas, universities, and proximity to Mount Takao.
  • D. Musashino, Tokyo
    Musashino, Tokyo is a suburban city in western Tokyo Metropolis known for its residential neighborhoods, parks, and several universities and cultural institutions.
  • E. Toshima, Tokyo
    Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0c457579481909db68053ed99750c elicitation completed
NER batch_69e9e9d33e648190864b0ef5acf36659 ner completed
Created at: April 16, 2026, 6:06 p.m.