Triple

T5453182
Position Surface form Disambiguated ID Type / Status
Subject London St Pancras to Sheffield E122415 entity
Predicate fareSystem P395 FINISHED
Object National Rail fares E35053 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: National Rail fares | Statement: [London St Pancras to Sheffield, fareSystem, National Rail fares]

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: National Rail fares
Context triple: [London St Pancras to Sheffield, fareSystem, National Rail fares]
  • A. 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.
  • B. National Rail Enquiries chosen
    National Rail Enquiries is the official information service for Britain’s National Rail network, providing timetables, fares, and real-time journey updates to passengers.
  • C. RailBlazer
    RailBlazer is a steel single-rail roller coaster at California’s Great America known for its tight maneuvers and dynamic, high-thrill layout.
  • D. CityRail Intercity services
    CityRail Intercity services were the long-distance commuter and regional rail services in New South Wales, Australia, that operated prior to their rebranding and reorganization under NSW TrainLink.
  • E. Network Rail
    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.
  • 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_69bd46424248819085282ddf50a565f3 elicitation completed
NER batch_69bd91e170f48190b47419b5e2ff71a4 ner completed
NED1 batch_69bf4140248081908c7f42b91579a837 ned_source_triple completed
Created at: March 20, 2026, 2:08 p.m.