Triple

T10773498
Position Surface form Disambiguated ID Type / Status
Subject Calumet Unit E254138 entity
Predicate associatedWith P37 FINISHED
Object Calumet & Hecla Mining Company
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.
E884939 NE FINISHED

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: Calumet & Hecla Mining Company | Statement: [Calumet Unit, 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 Unit, associatedWith, Calumet & Hecla Mining Company]
  • A. 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.
  • B. 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.
  • 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. 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.
  • E. American Smelting and Refining Company
    American Smelting and Refining Company (ASARCO) is a major U.S.-based mining, smelting, and refining corporation historically known for its production of copper and other nonferrous metals.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Calumet & Hecla Mining Company
Triple: [Calumet Unit, associatedWith, Calumet & Hecla Mining Company]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Calumet & Hecla Mining Company
Target entity description: 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.
  • A. 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.
  • B. 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.
  • 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. 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.
  • E. American Smelting and Refining Company
    American Smelting and Refining Company (ASARCO) is a major U.S.-based mining, smelting, and refining corporation historically known for its production of copper and other nonferrous metals.
  • F. None of above. chosen

Provenance (5 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_69d6aa5f54f4819082d0bbcb6f8797e6 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d7329b27748190bd0e2569c7972fd1 completed April 9, 2026, 5:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69de238559b48190abc759e744ab0f8e completed April 14, 2026, 11:22 a.m.
NEDg Description generation batch_69de271fb08c8190a44c547083226fd8 completed April 14, 2026, 11:38 a.m.
NED2 Entity disambiguation (via description) batch_69de2cecc24c8190a240366e0600426a completed April 14, 2026, 12:02 p.m.
Created at: April 8, 2026, 9:16 p.m.