Triple

T6350309
Position Surface form Disambiguated ID Type / Status
Subject British Rail Engineering Limited E142851 entity
Predicate operatedFacility P105 FINISHED
Object Wolverton Works
Wolverton Works is one of the oldest railway engineering and maintenance facilities in the United Kingdom, historically significant for building and overhauling rolling stock for the national rail network.
E594274 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: Wolverton Works | Statement: [British Rail Engineering Limited, operatedFacility, Wolverton Works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wolverton Works
Context triple: [British Rail Engineering Limited, operatedFacility, Wolverton Works]
  • A. 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.
  • B. Horwich Works
    Horwich Works was a major railway locomotive construction and maintenance facility in Horwich, England, historically associated with the Lancashire and Yorkshire Railway.
  • C. Swindon Works
    Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
  • D. Doncaster Works
    Doncaster Works is a historic British railway engineering and locomotive-building facility in Doncaster, England, long associated with the construction and maintenance of notable steam locomotives.
  • E. Stratford Works
    Stratford Works was a major railway engineering and maintenance facility in Stratford, London, historically significant for building and servicing locomotives and rolling stock.
  • 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: Wolverton Works
Triple: [British Rail Engineering Limited, operatedFacility, Wolverton Works]
Generated description
Wolverton Works is one of the oldest railway engineering and maintenance facilities in the United Kingdom, historically significant for building and overhauling rolling stock for the national rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wolverton Works
Target entity description: Wolverton Works is one of the oldest railway engineering and maintenance facilities in the United Kingdom, historically significant for building and overhauling rolling stock for the national rail network.
  • A. 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.
  • B. Horwich Works
    Horwich Works was a major railway locomotive construction and maintenance facility in Horwich, England, historically associated with the Lancashire and Yorkshire Railway.
  • C. Swindon Works
    Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
  • D. Doncaster Works
    Doncaster Works is a historic British railway engineering and locomotive-building facility in Doncaster, England, long associated with the construction and maintenance of notable steam locomotives.
  • E. Stratford Works
    Stratford Works was a major railway engineering and maintenance facility in Stratford, London, historically significant for building and servicing locomotives and rolling stock.
  • 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_69c64ba8838c8190873ebe0ae9c0237d completed March 27, 2026, 9:19 a.m.
NEDg Description generation batch_69c64e4413f481908561a86bc9a9b0b2 completed March 27, 2026, 9:30 a.m.
NED2 Entity disambiguation (via description) batch_69c64ec0d40881908fda2e994f0f6ed5 completed March 27, 2026, 9:32 a.m.
Created at: March 22, 2026, 4:31 p.m.