Triple

T22508279
Position Surface form Disambiguated ID Type / Status
Subject Nogizaka Station E556443 entity
Predicate category P87 FINISHED
Object Tokyo Metro Chiyoda Line stations — NE NERFINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Tokyo Metro Chiyoda Line stations | Statement: [Nogizaka Station, category, Tokyo Metro Chiyoda Line stations]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tokyo Metro Chiyoda Line stations
Context triple: [Nogizaka Station, category, Tokyo Metro Chiyoda Line stations]
  • A. Yamanote Line stations
    Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
  • B. Tokyo Metro Chiyoda Line at Otemachi
    Tokyo Metro Chiyoda Line at Otemachi is a subway line platform and service point within Otemachi Station in central Tokyo, providing urban rail transit and transfers to multiple other Tokyo Metro lines.
  • C. Tokyo Metro Chiyoda Line at Omotesando
    The Tokyo Metro Chiyoda Line at Omotesando is a major subway line stop in central Tokyo that serves the fashionable Omotesando district and connects with other key metro routes.
  • D. Osaka Metro Sennichimae Line stations
    Osaka Metro Sennichimae Line stations are the railway stops served by the Sennichimae Line, an Osaka subway line running east–west through the city.
  • E. Tokyo Metro Hanzomon Line at Nagatacho
    Tokyo Metro Hanzomon Line at Nagatacho is an underground subway line stop in central Tokyo that serves the Hanzomon Line and provides convenient transfers to multiple other Tokyo Metro lines.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tokyo Metro Chiyoda Line stations
Target entity description: Tokyo Metro Chiyoda Line stations are the subway stations served by the Chiyoda Line, a major Tokyo Metro route running through central Tokyo and into surrounding areas.
  • A. Yamanote Line stations
    Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
  • B. Tokyo Metro Chiyoda Line at Otemachi
    Tokyo Metro Chiyoda Line at Otemachi is a subway line platform and service point within Otemachi Station in central Tokyo, providing urban rail transit and transfers to multiple other Tokyo Metro lines.
  • C. Tokyo Metro Chiyoda Line at Omotesando
    The Tokyo Metro Chiyoda Line at Omotesando is a major subway line stop in central Tokyo that serves the fashionable Omotesando district and connects with other key metro routes.
  • D. Osaka Metro Sennichimae Line stations
    Osaka Metro Sennichimae Line stations are the railway stops served by the Sennichimae Line, an Osaka subway line running east–west through the city.
  • E. Tokyo Metro Hanzomon Line at Nagatacho
    Tokyo Metro Hanzomon Line at Nagatacho is an underground subway line stop in central Tokyo that serves the Hanzomon Line and provides convenient transfers to multiple other Tokyo Metro lines.
  • F. None of above. chosen

Provenance (2 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69e11e555edc81909ca803587dafd747 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f15d5dec7c8190bf71ef76a2dfe9a4 completed April 29, 2026, 1:22 a.m.
Created at: April 16, 2026, 8:50 p.m.