Triple

T6296914
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 375 E141151 entity
Predicate usedOn P2367 FINISHED
Object Hastings Line E217481 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: Hastings Line | Statement: [British Rail Class 375, usedOn, Hastings Line]

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: Hastings Line
Context triple: [British Rail Class 375, usedOn, Hastings Line]
  • A. Hastings Line chosen
    The Hastings Line is a major railway route in Southeast England that connects London with the coastal town of Hastings, serving numerous commuter and regional destinations along the way.
  • B. Fen Line
    The Fen Line is a railway route in eastern England that runs north from Cambridge towards King’s Lynn, serving towns and communities across Cambridgeshire and Norfolk.
  • C. Kingston Line
    The Kingston Line is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail route serving communities south of Boston between the city and Kingston.
  • D. North Coast Line
    The North Coast Line is a major railway corridor in New South Wales, Australia, running along the state’s north coast and connecting Sydney with Brisbane and numerous regional centres.
  • E. Midland Line
    The Midland Line is a scenic New Zealand railway route across the South Island, best known today for carrying the TranzAlpine passenger service between Christchurch and Greymouth through the Southern Alps.
  • 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_69c008cdf2ac8190bb640c94478fb4ed elicitation completed
NER batch_69c0643ac2b48190b2db036ce709e7ea ner completed
NED1 batch_69c5198e2c1c81909d39adffbdadcbdf ned_source_triple completed
Created at: March 22, 2026, 4:27 p.m.