Triple

T1183193
Position Surface form Disambiguated ID Type / Status
Subject Tokyo Metro Hanzomon Line E25185 entity
Predicate interchangeWith P3495 FINISHED
Object Toei Mita Line at Otemachi
The Toei Mita Line at Otemachi is a major Tokyo subway line stop that serves as a key transfer point within the city’s extensive urban rail network.
 E169957 NE FINISHED

How this triple was built (4 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: Toei Mita Line at Otemachi | Statement: [Tokyo Metro Hanzomon Line, interchangeWith, Toei Mita Line at Otemachi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toei Mita Line at Otemachi
Context triple: [Tokyo Metro Hanzomon Line, interchangeWith, Toei Mita Line at Otemachi]
  • A. Toei Asakusa Line at Nihonbashi
    The Toei Asakusa Line at Nihonbashi is a station on Tokyo’s Toei Asakusa subway line located in the Nihonbashi district, providing convenient transfers to other central Tokyo lines and access to a major commercial and business area.
  • B. Toei Shinjuku Line at Kudanshita
    The Toei Shinjuku Line at Kudanshita is a station on Tokyo’s Toei Shinjuku subway line that serves as a key transfer point in central Tokyo.
  • C. Tokyo Metro Tozai Line at Otemachi
    Tokyo Metro Tozai Line at Otemachi is a major Tokyo subway line stop located in the Otemachi business district, serving as a key transfer point within the city’s extensive metro network.
  • D. 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.
  • E. Tokyo Metro Tozai Line at Nihonbashi
    Tokyo Metro Tozai Line at Nihonbashi is a key underground railway line stop in central Tokyo that serves the Nihonbashi business district and connects with multiple other subway lines for convenient citywide access.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Toei Mita Line at Otemachi
Triple: [Tokyo Metro Hanzomon Line, interchangeWith, Toei Mita Line at Otemachi]
Generated description
The Toei Mita Line at Otemachi is a major Tokyo subway line stop that serves as a key transfer point within the city’s extensive urban rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Toei Mita Line at Otemachi
Target entity description: The Toei Mita Line at Otemachi is a major Tokyo subway line stop that serves as a key transfer point within the city’s extensive urban rail network.
  • A. Toei Asakusa Line at Nihonbashi
    The Toei Asakusa Line at Nihonbashi is a station on Tokyo’s Toei Asakusa subway line located in the Nihonbashi district, providing convenient transfers to other central Tokyo lines and access to a major commercial and business area.
  • B. Toei Shinjuku Line at Kudanshita
    The Toei Shinjuku Line at Kudanshita is a station on Tokyo’s Toei Shinjuku subway line that serves as a key transfer point in central Tokyo.
  • C. Tokyo Metro Tozai Line at Otemachi
    Tokyo Metro Tozai Line at Otemachi is a major Tokyo subway line stop located in the Otemachi business district, serving as a key transfer point within the city’s extensive metro network.
  • D. 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.
  • E. Tokyo Metro Tozai Line at Nihonbashi
    Tokyo Metro Tozai Line at Nihonbashi is a key underground railway line stop in central Tokyo that serves the Nihonbashi business district and connects with multiple other subway lines for convenient citywide access.
  • F. None of above. chosen

Provenance (5 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_69a494267b4c819088c97a59182bf56a completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bd35fb888190adf1e5d0615fa725 completed March 1, 2026, 10:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad1c90c95081908af02d73f7d762ee completed March 8, 2026, 6:52 a.m.
NEDg Description generation batch_69ad1ccce8548190bd65a3a380e6d2b7 completed March 8, 2026, 6:53 a.m.
NED2 Entity disambiguation (via description) batch_69ad1d4782708190bd472726d42a5cd5 completed March 8, 2026, 6:55 a.m.
Created at: March 1, 2026, 7:45 p.m.