Triple

T20330391
Position Surface form Disambiguated ID Type / Status
Subject Shin-Imamiya Station E492460 entity
Predicate connectedTo P37 FINISHED
Object Osaka Metro Midosuji Line — 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: Osaka Metro Midosuji Line | Statement: [Shin-Imamiya Station, connectedTo, Osaka Metro Midosuji Line]

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: Osaka Metro Midosuji Line
Context triple: [Shin-Imamiya Station, connectedTo, Osaka Metro Midosuji Line]
  • A. Osaka Metro Midosuji Line chosen
    The Osaka Metro Midosuji Line is a major north–south subway line in Osaka, Japan, forming the city’s primary transit backbone and connecting key commercial and transport hubs.
  • B. Osaka Metro Tanimachi Line
    The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across the city.
  • C. Osaka Metro Chuo Line
    The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
  • D. Osaka Metro Sakaisuji Line
    The Osaka Metro Sakaisuji Line is a rapid transit line in Osaka, Japan, running north–south through the city and connecting key commercial and residential districts.
  • E. Osaka Metro Sennichimae Line
    The Osaka Metro Sennichimae Line is a rapid transit line in Osaka, Japan, running east–west through central parts of the city and connecting major commercial and residential districts.
  • 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_69e0b4a1a09881908d97270d6971a25a elicitation completed
NER batch_69e677e6f5d08190bedf376bbb999ebc ner completed
Created at: April 16, 2026, 11:22 a.m.