Triple

T20919741
Position Surface form Disambiguated ID Type / Status
Subject Omuta E515173 entity
Predicate majorCompanyHistoricallyPresent P61859 FINISHED
Object Mitsui Mining Company NE NERFINISHED

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: Mitsui Mining Company | Statement: [Omuta, majorCompanyHistoricallyPresent, Mitsui Mining Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mitsui Mining Company
Context triple: [Omuta, majorCompanyHistoricallyPresent, Mitsui Mining Company]
  • A. Kamoto Copper Company
    Kamoto Copper Company is a major mining operation in the Democratic Republic of Congo focused on the extraction and production of copper and cobalt.
  • B. Aso mining conglomerate
    The Aso mining conglomerate is a Japanese industrial group historically involved in coal mining and related enterprises, notably associated with the prominent Aso family.
  • C. Komatsu Limited
    Komatsu Limited is a major Japanese multinational corporation that manufactures construction, mining, and military equipment.
  • D. Keikyu Corporation
    Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
  • E. Sumitomo Corporation
    Sumitomo Corporation is a major Japanese multinational trading and investment company and one of the core members of the Sumitomo Group conglomerate.
  • 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: Mitsui Mining Company
Target entity description: Mitsui Mining Company is a major Japanese mining and coal enterprise historically central to Japan’s industrial development and the Mitsui corporate group.
  • A. Kamoto Copper Company
    Kamoto Copper Company is a major mining operation in the Democratic Republic of Congo focused on the extraction and production of copper and cobalt.
  • B. Aso mining conglomerate
    The Aso mining conglomerate is a Japanese industrial group historically involved in coal mining and related enterprises, notably associated with the prominent Aso family.
  • C. Komatsu Limited
    Komatsu Limited is a major Japanese multinational corporation that manufactures construction, mining, and military equipment.
  • D. Keikyu Corporation
    Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
  • E. Sumitomo Corporation
    Sumitomo Corporation is a major Japanese multinational trading and investment company and one of the core members of the Sumitomo Group conglomerate.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: majorCompanyHistoricallyPresent
Context triple: [Omuta, majorCompanyHistoricallyPresent, Mitsui Mining Company]
  • A. majorCompanyFormerlyHeadquartered
    Indicates that a company was previously headquartered in a particular location but is no longer based there.
  • B. headquartersFoundedCompanyIn
    Indicates that a headquarters entity established or founded a particular company.
  • C. notableCompanyHistory chosen
    Indicates that there exists a significant or historically important relationship or event involving the company and the subject entity.
  • D. majorCompanyHeadquartered
    Indicates that a company is a primary or significant corporate entity whose main headquarters is located in a specified place.
  • E. hasCompanyFoundedThere
    Indicates that a company was founded at or in the specified location.
  • F. None of above.

Provenance (3 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_69e0b4f9d5ec8190bb2bd27350ed341c completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6ec66593c819091ecf0c553e0aead completed April 21, 2026, 3:17 a.m.
PD Predicate disambiguation batch_69e5c9ac91108190a6700fcdf2f11890 completed April 20, 2026, 6:37 a.m.
Created at: April 16, 2026, 12:48 p.m.