Triple

T23435571
Position Surface form Disambiguated ID Type / Status
Subject A303 E563449 entity
Predicate hasProposedProject P14971 FINISHED
Object Stonehenge tunnel scheme 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: Stonehenge tunnel scheme | Statement: [A303, hasProposedProject, Stonehenge tunnel scheme]

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: Stonehenge tunnel scheme
Context triple: [A303, hasProposedProject, Stonehenge tunnel scheme]
  • A. Stonehenge tunnel chosen
    The Stonehenge tunnel is a proposed road tunnel scheme intended to reroute traffic near the Stonehenge World Heritage Site, aiming to reduce congestion and visual impact on the prehistoric landscape.
  • B. Wadhurst Tunnel
    Wadhurst Tunnel is a railway tunnel in East Sussex, England, carrying the Tonbridge–Hastings line beneath the countryside near the village of Wadhurst.
  • C. Blisworth Tunnel
    Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
  • D. Hindhead Tunnel
    Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
  • E. Pwll Du tunnel
    Pwll Du tunnel is a historic industrial-era tunnel in South Wales that played a key role in transporting iron and coal within the Blaenavon mining and ironworking complex.
  • 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_69e24553980c8190bb66a2ae0bdab125 elicitation completed
NER batch_69f1a5dbdf248190a09e971f2718d01f ner completed
Created at: April 17, 2026, 5:50 p.m.