Triple

T19015456
Position Surface form Disambiguated ID Type / Status
Subject Swindon Works E465335 entity
Predicate railwayCompanySuccessor P55892 FINISHED
Object British Railways Western Region NE NERFINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: British Railways Western Region | Statement: [Swindon Works, railwayCompanySuccessor, British Railways Western Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Railways Western Region
Context triple: [Swindon Works, railwayCompanySuccessor, British Railways Western Region]
  • A. British Railways Western Region chosen
    British Railways Western Region was the post-nationalisation division of British Rail responsible for former Great Western Railway routes across western and southwestern England and South Wales.
  • B. Southern Region of British Railways
    The Southern Region of British Railways was one of the post-nationalisation operating regions in the south of England, known for its dense commuter network and extensive electrified lines serving London and the surrounding areas.
  • C. British Rail Eastern Region
    British Rail Eastern Region was a major operating division of British Railways responsible for rail services across eastern England, inheriting much of the former London and North Eastern Railway network.
  • D. British Railways London Midland Region
    British Railways London Midland Region was the post-nationalisation division of British Railways responsible for former London, Midland and Scottish Railway routes, including the operation of locomotives such as the LMS Black Five.
  • E. Great Western Railway
    Great Western Railway is a major British train operating company providing intercity and regional rail services across western and southern England and South Wales.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railwayCompanySuccessor
Context triple: [Swindon Works, railwayCompanySuccessor, British Railways Western Region]
  • A. laterRailwayCompany chosen
    Indicates that one railway company is the successor or later incarnation of another railway company.
  • B. railwayCompany
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • C. formerRailOperator
    Indicates that an entity previously operated a rail service or railway system but no longer does so.
  • D. railwayCompanyType
    Indicates the specific category or classification of a railway company in terms of its role, ownership, or operational type.
  • E. railwayCompanyOnRoute
    Indicates that a particular railway company operates or provides service on a specified route.
  • F. None of above.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8dd025c188190a1d81f5b4ec7e2c6 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d6d9f2a081908c0e923809da88e2 completed April 20, 2026, 7:33 a.m.
PD Predicate disambiguation batch_69e4a2fd80c081908237317a3a883e1c completed April 19, 2026, 9:40 a.m.
Created at: April 10, 2026, 12:02 p.m.