Triple

T21144734
Position Surface form Disambiguated ID Type / Status
Subject Birmingham District E521022 entity
Predicate geologicalFeature P940 FINISHED
Object Warrior coal field — NE NERFINISHED

How this triple was built (3 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: Warrior coal field | Statement: [Birmingham District, geologicalFeature, Warrior coal field]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Warrior coal field
Context triple: [Birmingham District, geologicalFeature, Warrior coal field]
  • A. Blackwater coalfield
    Blackwater coalfield is a major coal-producing region within Queensland, Australia’s Bowen Basin, known for its extensive high-quality coal reserves and large-scale mining operations.
  • B. Pocahontas coalfield
    The Pocahontas coalfield is a historically significant coal-mining region in the Appalachian Mountains, known for its high-quality bituminous coal and its central role in the industrial development of southern West Virginia and southwestern Virginia.
  • C. Lota coalfield
    Lota coalfield is a historic coal-mining region in Lota, Chile, known for its extensive underground mines and key role in the country’s industrial development.
  • D. Coronel coalfield
    Coronel coalfield is a major coal-mining area in the Biobío Region of Chile, historically important for its extensive underground mines and role in the country’s industrial development.
  • E. Logan coalfield
    The Logan coalfield is a major coal-producing region in southern West Virginia known for its extensive bituminous coal reserves and long history of coal mining.
  • 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: Warrior coal field
Target entity description: The Warrior coal field is a major coal-producing region in Alabama, known for its extensive bituminous coal deposits that have historically supported the Birmingham area's steel and industrial development.
  • A. Blackwater coalfield
    Blackwater coalfield is a major coal-producing region within Queensland, Australia’s Bowen Basin, known for its extensive high-quality coal reserves and large-scale mining operations.
  • B. Pocahontas coalfield
    The Pocahontas coalfield is a historically significant coal-mining region in the Appalachian Mountains, known for its high-quality bituminous coal and its central role in the industrial development of southern West Virginia and southwestern Virginia.
  • C. Lota coalfield
    Lota coalfield is a historic coal-mining region in Lota, Chile, known for its extensive underground mines and key role in the country’s industrial development.
  • D. Coronel coalfield
    Coronel coalfield is a major coal-mining area in the Biobío Region of Chile, historically important for its extensive underground mines and role in the country’s industrial development.
  • E. Logan coalfield
    The Logan coalfield is a major coal-producing region in southern West Virginia known for its extensive bituminous coal reserves and long history of coal mining.
  • F. None of above. chosen

Provenance (2 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_69e0b50c6a848190a4e525a77a319b8a completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e723fcdb7c8190ae04d6ad9dff3187 completed April 21, 2026, 7:15 a.m.
Created at: April 16, 2026, 2:57 p.m.