Triple

T6350312
Position Surface form Disambiguated ID Type / Status
Subject British Rail Engineering Limited E142851 entity
Predicate operatedFacility P105 FINISHED
Object Inverurie Works
Inverurie Works was a railway engineering and maintenance facility in Inverurie, Scotland, historically used for the repair and overhaul of locomotives and rolling stock.
 E587332 NE FINISHED

How this triple was built (4 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: Inverurie Works | Statement: [British Rail Engineering Limited, operatedFacility, Inverurie Works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Inverurie Works
Context triple: [British Rail Engineering Limited, operatedFacility, Inverurie Works]
  • A. Cowlairs Works
    Cowlairs Works was a major railway locomotive and carriage construction and maintenance facility in Glasgow, Scotland, historically significant in the development and servicing of British railway stock.
  • B. Inverness Works
    Inverness Works was a principal railway engineering and maintenance facility associated with the London, Midland and Scottish Railway in Inverness, Scotland.
  • C. Deeside engine plant
    The Deeside engine plant is a Toyota Manufacturing UK facility in Wales that produces engines and related components for Toyota vehicles.
  • D. Crewe Works
    Crewe Works is a historic railway engineering and manufacturing facility in Crewe, England, renowned for building and maintaining locomotives and rolling stock since the 19th century.
  • E. Horwich Works
    Horwich Works was a major railway locomotive construction and maintenance facility in Horwich, England, historically associated with the Lancashire and Yorkshire Railway.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Inverurie Works
Triple: [British Rail Engineering Limited, operatedFacility, Inverurie Works]
Generated description
Inverurie Works was a railway engineering and maintenance facility in Inverurie, Scotland, historically used for the repair and overhaul of locomotives and rolling stock.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Inverurie Works
Target entity description: Inverurie Works was a railway engineering and maintenance facility in Inverurie, Scotland, historically used for the repair and overhaul of locomotives and rolling stock.
  • A. Cowlairs Works
    Cowlairs Works was a major railway locomotive and carriage construction and maintenance facility in Glasgow, Scotland, historically significant in the development and servicing of British railway stock.
  • B. Inverness Works
    Inverness Works was a principal railway engineering and maintenance facility associated with the London, Midland and Scottish Railway in Inverness, Scotland.
  • C. Deeside engine plant
    The Deeside engine plant is a Toyota Manufacturing UK facility in Wales that produces engines and related components for Toyota vehicles.
  • D. Crewe Works
    Crewe Works is a historic railway engineering and manufacturing facility in Crewe, England, renowned for building and maintaining locomotives and rolling stock since the 19th century.
  • E. Horwich Works
    Horwich Works was a major railway locomotive construction and maintenance facility in Horwich, England, historically associated with the Lancashire and Yorkshire Railway.
  • F. None of above. chosen

Provenance (5 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_69c008d6dcbc8190aa1c2f1fd8916b42 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c067bcec2c8190bb383605847b0f0b completed March 22, 2026, 10:05 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6044fcd288190abdc5746e2904928 completed March 27, 2026, 4:15 a.m.
NEDg Description generation batch_69c6083573c48190ba629b72cbaf4ef3 completed March 27, 2026, 4:31 a.m.
NED2 Entity disambiguation (via description) batch_69c6092e12d481909b41fd35d6ae1d57 completed March 27, 2026, 4:35 a.m.
Created at: March 22, 2026, 4:31 p.m.