Triple

T11845658
Position Surface form Disambiguated ID Type / Status
Subject Calumet Historic District E281767 entity
Predicate contains P35 FINISHED
Object Calumet & Hecla Mining Company library
The Calumet & Hecla Mining Company library is a historic company-built library in Calumet, Michigan, that served mining employees and the local community and now stands as part of the region’s preserved industrial heritage.
 E949315 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 library | Statement: [Calumet Historic District, contains, Calumet & Hecla Mining Company library]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Calumet & Hecla Mining Company library
Context triple: [Calumet Historic District, contains, Calumet & Hecla Mining Company library]
  • A. 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.
  • B. Calumet & Hecla Mine
    Calumet & Hecla Mine was one of the most productive and historically significant copper mines in the United States, central to the industrial development of Michigan’s Keweenaw Peninsula in the late 19th and early 20th centuries.
  • C. National Mining Hall of Fame and Museum
    The National Mining Hall of Fame and Museum is a U.S. institution dedicated to preserving and interpreting the history, technology, and people of the mining industry.
  • D. Quincy Smelter
    Quincy Smelter is a historic copper smelting complex in Michigan’s Keweenaw Peninsula, notable as one of the most intact remnants of the region’s 19th- and early 20th-century copper mining industry.
  • E. Museo de Minería
    Museo de Minería is a museum in Pachuca, Mexico, dedicated to the history, technology, and cultural impact of the region’s mining industry.
  • 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 library
Triple: [Calumet Historic District, contains, Calumet & Hecla Mining Company library]
Generated description
The Calumet & Hecla Mining Company library is a historic company-built library in Calumet, Michigan, that served mining employees and the local community and now stands as part of the region’s preserved industrial heritage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Calumet & Hecla Mining Company library
Target entity description: The Calumet & Hecla Mining Company library is a historic company-built library in Calumet, Michigan, that served mining employees and the local community and now stands as part of the region’s preserved industrial heritage.
  • A. 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.
  • B. Calumet & Hecla Mine
    Calumet & Hecla Mine was one of the most productive and historically significant copper mines in the United States, central to the industrial development of Michigan’s Keweenaw Peninsula in the late 19th and early 20th centuries.
  • C. National Mining Hall of Fame and Museum
    The National Mining Hall of Fame and Museum is a U.S. institution dedicated to preserving and interpreting the history, technology, and people of the mining industry.
  • D. Quincy Smelter
    Quincy Smelter is a historic copper smelting complex in Michigan’s Keweenaw Peninsula, notable as one of the most intact remnants of the region’s 19th- and early 20th-century copper mining industry.
  • E. Museo de Minería
    Museo de Minería is a museum in Pachuca, Mexico, dedicated to the history, technology, and cultural impact of the region’s mining industry.
  • 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_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.
NEDg Description generation batch_69f17005c318819090e54bc64d135477 completed April 29, 2026, 2:42 a.m.
NED2 Entity disambiguation (via description) batch_69f17814de1881908973af026af5d1d1 completed April 29, 2026, 3:16 a.m.
Created at: April 8, 2026, 9:43 p.m.