Triple

T20176188
Position Surface form Disambiguated ID Type / Status
Subject Upper Derwent Valley E492106 entity
Predicate hasReservoir P1025 FINISHED
Object Ladybower Reservoir NE NERFINISHED

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: Ladybower Reservoir
Context triple: [Upper Derwent Valley, hasReservoir, Ladybower Reservoir]
  • A. Ladybower Reservoir chosen
    Ladybower Reservoir is a large Y-shaped drinking-water reservoir in the Upper Derwent Valley of Derbyshire, England, known for its distinctive plughole spillways and surrounding Peak District scenery.
  • B. Tryweryn Reservoir
    Tryweryn Reservoir is an artificial lake in North Wales created in the 1960s to supply water to Liverpool, whose flooding of the village of Capel Celyn made it a lasting symbol of Welsh nationalist protest.
  • C. Woodhead Reservoir
    Woodhead Reservoir is a major man-made lake in the Longdendale Valley in northern England, built to supply water and help regulate flows along the River Etherow.
  • D. Abbeystead Reservoir
    Abbeystead Reservoir is a man-made lake in Lancashire, England, known for its scenic setting within the Forest of Bowland and its role in regional water supply.
  • E. Derwent Reservoir
    Derwent Reservoir is a large man-made lake in Derbyshire, England, best known for its scenic surroundings in the Peak District and its historical association with the World War II "Dambusters" training flights.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69da6266c6888190bc1a3ecf24814d34 elicitation completed
NER batch_69e668eb50a48190af7de53680ca2f5d ner completed
Created at: April 11, 2026, 11:36 p.m.