Triple

T21311665
Position Surface form Disambiguated ID Type / Status
Subject Tawaramachi Station E525352 entity
Predicate countryCapitalRegion P35164 FINISHED
Object Greater Tokyo 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: Greater Tokyo Area | Statement: [Tawaramachi Station, countryCapitalRegion, Greater Tokyo Area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Greater Tokyo Area
Context triple: [Tawaramachi Station, countryCapitalRegion, Greater Tokyo 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. 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.
  • E. Sendai metropolitan area
    The Sendai metropolitan area is a major urban and economic center in Japan’s Tōhoku region, anchored by the city of Sendai and its surrounding municipalities.
  • 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_69e0b518b8948190ad69cf9a8784d397 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e75dca66ac8190a5f0a372a9bc25a7 completed April 21, 2026, 11:21 a.m.
Created at: April 16, 2026, 4:17 p.m.