Triple

T7510715
Position Surface form Disambiguated ID Type / Status
Subject Kennecott Mines National Historic Landmark E177510 entity
Predicate developedBy P73 FINISHED
Object Kennecott Copper Corporation E432416 NE FINISHED

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: Kennecott Copper Corporation | Statement: [Kennecott Mines National Historic Landmark, developedBy, Kennecott Copper Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kennecott Copper Corporation
Context triple: [Kennecott Mines National Historic Landmark, developedBy, Kennecott Copper Corporation]
  • A. Kennecott Copper Corporation chosen
    Kennecott Copper Corporation was a major American mining company best known for its large-scale copper operations in the United States and abroad during the 20th century.
  • B. Braden Copper Company
    Braden Copper Company was an American mining company that played a major role in developing and operating large-scale copper mining operations in Chile in the early 20th century.
  • C. Bechtel Mining & Metals
    Bechtel Mining & Metals is a business unit of Bechtel Corporation that provides engineering, procurement, construction, and project management services for mining and metals projects worldwide.
  • D. Revere Copper Company
    Revere Copper Company is an American industrial firm historically known as one of the earliest and most influential copper rolling and manufacturing companies in the United States.
  • E. Kennecott mining district
    The Kennecott mining district is a historic copper-mining area in Alaska’s Wrangell–St. Elias region, known for its remarkably preserved early 20th-century industrial facilities and company town.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69c69f276b108190af2cc790b6554544 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f5d1e1a4819090bf4cbacdbdc7d0 completed March 27, 2026, 9:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69c84ef549588190ab950abb3678128f completed March 28, 2026, 9:58 p.m.
Created at: March 27, 2026, 3:45 p.m.