Triple

T9865507
Position Surface form Disambiguated ID Type / Status
Subject Pen-y-garreg Reservoir E239821 entity
Predicate partOf P40 FINISHED
Object Elan Valley Estate E233874 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: Elan Valley Estate | Statement: [Pen-y-garreg Reservoir, partOf, Elan Valley Estate]

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: Elan Valley Estate
Context triple: [Pen-y-garreg Reservoir, partOf, Elan Valley Estate]
  • A. Elan Valley Estate chosen
    Elan Valley Estate is a scenic reservoir and upland area in mid Wales known for its Victorian dams, wildlife, and outdoor recreation opportunities.
  • B. Mar Lodge Estate
    Mar Lodge Estate is a vast National Trust for Scotland property in the Cairngorms, renowned for its Caledonian pine forests, mountain landscapes, and important wildlife habitats.
  • C. Sunninghill
    Sunninghill is a village and civil parish in the Royal Borough of Windsor and Maidenhead in Berkshire, England, known for its affluent residential character and proximity to Ascot.
  • D. Gartmore Estate
    Gartmore Estate is a historic Scottish country estate known for its rural setting, traditional architecture, and association with the nearby village of Gartmore in Stirling.
  • E. Arnos Vale
    Arnos Vale is a coastal area in Saint Vincent and the Grenadines known for its proximity to Kingstown and its former main international airport.
  • 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_69ca84e7506c819095cbde4ff16512bb elicitation completed
NER batch_69cdb3ba7f288190a15ebec2cc3112c4 ner completed
NED1 batch_69d1e4544d008190a70ec0d490da8ef2 ned_source_triple completed
Created at: March 30, 2026, 8:36 p.m.