Triple

T15445679
Position Surface form Disambiguated ID Type / Status
Subject Cinderford E370015 entity
Predicate locatedWithin P40 FINISHED
Object Forest of Dean coalfield E1101109 NE FINISHED

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: Forest of Dean coalfield | Statement: [Cinderford, locatedWithin, Forest of Dean coalfield]

Disambiguation candidates (1 decision)

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: Forest of Dean coalfield
Context triple: [Cinderford, locatedWithin, Forest of Dean coalfield]
  • A. Forest of Dean coalfield chosen
    The Forest of Dean coalfield is a historic coal-mining region in western Gloucestershire, England, known for its long tradition of mining and distinctive industrial heritage.
  • B. Kingswood coalfield
    Kingswood coalfield was a historically important coal-mining area near Bristol in South Gloucestershire, England, that played a key role in the region’s early industrial development.
  • C. East Shropshire coalfield
    The East Shropshire coalfield is a historic coal-mining region in Shropshire, England, that played a significant role in the early Industrial Revolution.
  • D. Derbyshire coalfield
    The Derbyshire coalfield is a historically significant coal-mining region in central England, known for its extensive coal seams and role in fueling local industry during the Industrial Revolution.
  • E. Warwickshire coalfield
    The Warwickshire coalfield is a historically significant coal-mining region in central England that played an important role in the development of Britain’s industrial economy.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d85a19180081909925012fbf4e62a3 elicitation completed
NER batch_69e03ef666e08190a02a01a676306ab9 ner completed
NED1 batch_69ff21adb6b88190b573068bda223892 ned_source_triple completed
Created at: April 10, 2026, 3:21 a.m.