Triple

T8881518
Position Surface form Disambiguated ID Type / Status
Subject LNER Class P2 E211420 entity
Predicate firstLocomotiveNumber P34028 FINISHED
Object 2001 LITERAL FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's LITERAL 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: 2001 | Statement: [LNER Class P2, firstLocomotiveNumber, 2001]

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.

PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: firstLocomotiveNumber
Context triple: [LNER Class P2, firstLocomotiveNumber, 2001]
  • A. locomotiveNumber chosen
    Indicates the identifying number assigned to a locomotive in the relationship.
  • B. openingLocomotive
    Indicates that an entity serves as the leading locomotive at the front of a train consist.
  • C. hasLocomotive
    Indicates that one entity possesses or is equipped with a locomotive as part of its composition or operation.
  • D. firstChassisNumber
    Indicates that the associated value is the earliest or initial chassis identification number assigned to a vehicle or mechanical unit.
  • E. typeOfLocomotivesProduced
    Indicates the specific kinds or categories of locomotives that are manufactured or produced by an entity.
  • F. None of above.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca838f9e20819096ab1f236a70381a elicitation completed
NER batch_69cc6168e3d881908c58cf11cf5f9a0e ner completed
PD batch_69cc5c2956788190a311c647b4da17a6 pd completed
Created at: March 30, 2026, 6:53 p.m.