Triple

T11845670
Position Surface form Disambiguated ID Type / Status
Subject Calumet Historic District E281767 entity
Predicate associatedWith P37 FINISHED
Object Calumet & Hecla Mining Company E884939 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: Calumet & Hecla Mining Company | Statement: [Calumet Historic District, associatedWith, Calumet & Hecla Mining Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Calumet & Hecla Mining Company
Context triple: [Calumet Historic District, associatedWith, Calumet & Hecla Mining Company]
  • A. Calumet & Hecla Mining Company chosen
    Calumet & Hecla Mining Company was a major American copper mining company based in Michigan’s Keweenaw Peninsula that dominated U.S. copper production in the late 19th and early 20th centuries.
  • B. Modock Consolidated Mining Company
    Modock Consolidated Mining Company was a historic mining firm active in the Death Valley region, known for its role in regional mineral extraction and associated industrial facilities.
  • C. Nevada Consolidated Copper Company
    Nevada Consolidated Copper Company was a major early 20th-century American mining firm known for its large-scale copper operations in eastern Nevada.
  • D. 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.
  • E. Kennecott Copper Corporation
    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.
  • 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_69d6ab287ba48190a5178779fd19b9b7 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8a65b5ff08190bb58361f6a6acdca completed April 10, 2026, 7:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69f167a876048190aeeeccebae9e46ad completed April 29, 2026, 2:06 a.m.
Created at: April 8, 2026, 9:43 p.m.