Triple

T22635714
Position Surface form Disambiguated ID Type / Status
Subject Black Star Canyon E558674 entity
Predicate namedAfter P63 FINISHED
Object Black Star Coal Mining Company
Black Star Coal Mining Company was a historical coal mining operation whose activities in the late 19th and early 20th centuries gave Black Star Canyon in California its name and early industrial significance.
E1547315 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: Black Star Coal Mining Company | Statement: [Black Star Canyon, namedAfter, Black Star Coal Mining Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Black Star Coal Mining Company
Context triple: [Black Star Canyon, namedAfter, Black Star Coal Mining Company]
  • A. Carter Coal Company
    Carter Coal Company was a U.S. coal mining company best known as the corporate party in the landmark 1936 Supreme Court case Carter v. Carter Coal Co., which limited federal power over labor relations.
  • B. Pittston Coal Company
    Pittston Coal Company was a major American coal mining corporation known for its role in a high-profile late-1980s labor dispute with the United Mine Workers of America.
  • C. 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.
  • D. Edgewater Coal Company
    Edgewater Coal Company was a coal mining company that operated in Alabama and was influential enough locally to lend its name to the community of Edgewater.
  • E. Collinsville Coal Mine
    Collinsville Coal Mine is a long-running coal mining operation in Queensland, Australia, known as one of the oldest coal mines in the Bowen Basin region.
  • 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: Black Star Coal Mining Company
Triple: [Black Star Canyon, namedAfter, Black Star Coal Mining Company]
Generated description
Black Star Coal Mining Company was a historical coal mining operation whose activities in the late 19th and early 20th centuries gave Black Star Canyon in California its name and early industrial significance.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Black Star Coal Mining Company
Target entity description: Black Star Coal Mining Company was a historical coal mining operation whose activities in the late 19th and early 20th centuries gave Black Star Canyon in California its name and early industrial significance.
  • A. Carter Coal Company
    Carter Coal Company was a U.S. coal mining company best known as the corporate party in the landmark 1936 Supreme Court case Carter v. Carter Coal Co., which limited federal power over labor relations.
  • B. Pittston Coal Company
    Pittston Coal Company was a major American coal mining corporation known for its role in a high-profile late-1980s labor dispute with the United Mine Workers of America.
  • C. 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.
  • D. Edgewater Coal Company
    Edgewater Coal Company was a coal mining company that operated in Alabama and was influential enough locally to lend its name to the community of Edgewater.
  • E. Collinsville Coal Mine
    Collinsville Coal Mine is a long-running coal mining operation in Queensland, Australia, known as one of the oldest coal mines in the Bowen Basin region.
  • 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_69e245467d9881908d6985bd0db7a1f1 completed April 17, 2026, 2:35 p.m.
NER Named-entity recognition batch_69f1700d492081909bab8d9dbb1faef2 completed April 29, 2026, 2:42 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b585b10688190bcc215e55add9ed1 completed May 18, 2026, 6:20 p.m.
NEDg Description generation batch_6a0b6f5b85548190bd54f5a13dd27c5d completed May 18, 2026, 7:58 p.m.
NED2 Entity disambiguation (via description) batch_6a0b706cba28819091d40e7832e61f97 completed May 18, 2026, 8:02 p.m.
Created at: April 17, 2026, 3:03 p.m.