Triple

T17613356
Position Surface form Disambiguated ID Type / Status
Subject MD E429018 entity
Predicate associatedWith P37 FINISHED
Object Sydney Trains network (historically/operationally related region) — 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: Sydney Trains network (historically/operationally related region) | Statement: [MD, associatedWith, Sydney Trains network (historically/operationally related region)]

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: Sydney Trains network (historically/operationally related region)
Context triple: [MD, associatedWith, Sydney Trains network (historically/operationally related region)]
  • A. Sydney suburban rail network chosen
    The Sydney suburban rail network is an extensive commuter rail system serving the Greater Sydney metropolitan area, connecting central Sydney with its suburbs through multiple electrified lines.
  • B. New South Wales rail network
    The New South Wales rail network is an extensive system of passenger and freight railway lines that connects major cities, regional centres, and rural areas across the Australian state of New South Wales.
  • C. Sydney Trains
    Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
  • D. Sydney Trains suburban network at Central
    The Sydney Trains suburban network at Central is the extensive urban rail system centered on Sydney’s Central Station, serving as the primary hub for commuter services across the metropolitan area.
  • E. Sydney Trains Cumberland corridor
    The Sydney Trains Cumberland corridor is a suburban rail corridor in Sydney’s western suburbs that carries services such as the T5 Cumberland Line, linking key residential and employment centers without requiring travel via the central city.
  • 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_69d889e1c6148190ba76241e74688f8b elicitation completed
NER batch_69e46d2eaa348190a8226eef8c0d6e31 ner completed
Created at: April 10, 2026, 5:51 a.m.