Triple

T6199487
Position Surface form Disambiguated ID Type / Status
Subject E235 series EMU E138591 entity
Predicate usedOnArea P908 FINISHED
Object Tokyo metropolitan area E231887 NE FINISHED

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 metropolitan area | Statement: [E235 series EMU, usedOnArea, Tokyo metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tokyo metropolitan area
Context triple: [E235 series EMU, usedOnArea, Tokyo metropolitan area]
  • A. Tokyo metropolitan area chosen
    The Tokyo metropolitan area is the world’s largest urban agglomeration, centered on Japan’s capital Tokyo and encompassing numerous surrounding cities and prefectures in a vast, densely populated economic and cultural hub.
  • B. Chūkyō metropolitan area
    The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
  • C. Yokohama metropolitan area
    The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
  • D. Kyoto metropolitan area
    The Kyoto metropolitan area is a major urban and cultural region in Japan centered on the historic city of Kyoto and its surrounding municipalities.
  • E. Nagano metropolitan area
    The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: usedOnArea
Context triple: [E235 series EMU, usedOnArea, Tokyo metropolitan area]
  • A. usedOn
    Indicates that one entity is applied to, operated on, or otherwise utilized in relation to another entity.
  • B. usedInRegion chosen
    Indicates that something is utilized or applied within a specific geographic or administrative region.
  • C. usedOnFront
    Indicates that something is applied, displayed, or positioned on the front side or front-facing part of another object or entity.
  • D. usedOnMode
    Indicates that something is applied, operated, or functions specifically in a given mode or operational setting.
  • E. usedAgainst
    Indicates that one entity is employed, applied, or deployed in opposition to, or for the purpose of affecting, another entity.
  • F. None of above.

Provenance (4 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_69c008acbea48190991c6b834bb45d65 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c06253534c8190aafe70a6cf5a67ec completed March 22, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69c67c36eac4819095b6a2b9e8a277f0 completed March 27, 2026, 12:46 p.m.
PD Predicate disambiguation batch_69c055fbce1081908805fd12e242ab96 completed March 22, 2026, 8:50 p.m.
Created at: March 22, 2026, 4:20 p.m.