Triple

T21323905
Position Surface form Disambiguated ID Type / Status
Subject Aichi Loop Line E525695 entity
Predicate locatedInMetropolitanArea P294 FINISHED
Object Chūkyō metropolitan area — NE NERFINISHED

How this triple was built (2 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: Chūkyō metropolitan area | Statement: [Aichi Loop Line, locatedInMetropolitanArea, Chūkyō metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chūkyō metropolitan area
Context triple: [Aichi Loop Line, locatedInMetropolitanArea, Chūkyō metropolitan area]
  • A. Chūkyō metropolitan area chosen
    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.
  • B. Tokyo metropolitan area
    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.
  • 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. Saitama metropolitan area
    The Saitama metropolitan area is a major urban and commuter region north of Tokyo, centered on Saitama City and integrated into the Greater Tokyo metropolitan zone.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69e0b51ad810819098c12392c8e55f6c completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e77ed652c881909b0db482bc090993 completed April 21, 2026, 1:42 p.m.
Created at: April 16, 2026, 4:40 p.m.