Triple

T17464065
Position Surface form Disambiguated ID Type / Status
Subject Middlesboro, Kentucky E425230 entity
Predicate locatedIn P40 FINISHED
Object Middlesboro Basin NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Middlesboro Basin | Statement: [Middlesboro, Kentucky, locatedIn, Middlesboro Basin]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Middlesboro Basin
Context triple: [Middlesboro, Kentucky, locatedIn, Middlesboro Basin]
  • A. Harlan coalfield
    Harlan coalfield is a major coal-producing region in southeastern Kentucky historically known for its extensive mining operations and labor struggles.
  • B. McDowell County coalfields
    McDowell County coalfields is a historic coal-mining region in southern West Virginia known for its once-booming coal industry and coal camp communities.
  • C. Boone County coalfields
    Boone County coalfields are a major coal-mining region in southern West Virginia known for extensive underground and surface mining operations.
  • D. Mill Creek Valley
    Mill Creek Valley is a historically industrial corridor in southwestern Ohio that has long served as a major route for railroads, highways, and other transportation infrastructure through the Cincinnati region.
  • E. Tug Fork Valley
    Tug Fork Valley is a river valley along the Tug Fork River in the Appalachian region, known for its rugged terrain and coal-mining communities on the border of West Virginia and Kentucky.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Middlesboro Basin
Target entity description: The Middlesboro Basin is a geological depression in southeastern Kentucky formed by an ancient meteor impact, now housing the city of Middlesboro.
  • A. Harlan coalfield
    Harlan coalfield is a major coal-producing region in southeastern Kentucky historically known for its extensive mining operations and labor struggles.
  • B. McDowell County coalfields
    McDowell County coalfields is a historic coal-mining region in southern West Virginia known for its once-booming coal industry and coal camp communities.
  • C. Boone County coalfields
    Boone County coalfields are a major coal-mining region in southern West Virginia known for extensive underground and surface mining operations.
  • D. Mill Creek Valley
    Mill Creek Valley is a historically industrial corridor in southwestern Ohio that has long served as a major route for railroads, highways, and other transportation infrastructure through the Cincinnati region.
  • E. Tug Fork Valley
    Tug Fork Valley is a river valley along the Tug Fork River in the Appalachian region, known for its rugged terrain and coal-mining communities on the border of West Virginia and Kentucky.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d889dbc2e88190b18ea6115e819258 elicitation completed
NER batch_69e451a5bba08190b61a21fa7538ed69 ner completed
Created at: April 10, 2026, 5:47 a.m.