Triple

T18362959
Position Surface form Disambiguated ID Type / Status
Subject Charlbury railway station E439966 entity
Predicate owner P347 FINISHED
Object Network Rail — 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: Network Rail | Statement: [Charlbury railway station, owner, Network Rail]

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: Network Rail
Context triple: [Charlbury railway station, owner, Network Rail]
  • A. Network Rail chosen
    Network Rail is the owner and infrastructure manager of most of the railway network in Great Britain, responsible for tracks, signals, major stations, and related assets.
  • B. National Rail
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • C. Country Rail Infrastructure Authority
    The Country Rail Infrastructure Authority was a New South Wales government agency responsible for managing and maintaining regional rail infrastructure prior to its functions being absorbed into Transport for NSW.
  • D. Northern Rail
    Northern Rail is a British train operating company providing regional and commuter rail services across Northern England.
  • E. British Rail
    British Rail was the state-owned company that operated most of the railway services in Great Britain from the late 1940s until the privatization of the rail network in the 1990s.
  • 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_69d8b918221c8190a9f7b563d64ac677 elicitation completed
NER batch_69e516dd973c8190857c588ab9ad9daf ner completed
Created at: April 10, 2026, 10:37 a.m.