Triple

T4796028
Position Surface form Disambiguated ID Type / Status
Subject Brooks Locomotive Works E106712 entity
Predicate hasProductionFacility P25392 FINISHED
Object Dunkirk locomotive works
Dunkirk locomotive works was a locomotive manufacturing facility in Dunkirk, New York, known for producing steam locomotives in the late 19th and early 20th centuries.
E470486 NE FINISHED

How this triple was built (5 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: Dunkirk locomotive works | Statement: [Brooks Locomotive Works, hasProductionFacility, Dunkirk locomotive works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dunkirk locomotive works
Context triple: [Brooks Locomotive Works, hasProductionFacility, Dunkirk locomotive works]
  • A. 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.
  • B. 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.
  • C. Derby railway works
    Derby railway works is a historic British railway engineering and manufacturing complex in Derby that played a major role in the development and maintenance of locomotives and rolling stock.
  • D. Swindon Works
    Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
  • 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: Dunkirk locomotive works
Triple: [Brooks Locomotive Works, hasProductionFacility, Dunkirk locomotive works]
Generated description
Dunkirk locomotive works was a locomotive manufacturing facility in Dunkirk, New York, known for producing steam locomotives in the late 19th and early 20th centuries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dunkirk locomotive works
Target entity description: Dunkirk locomotive works was a locomotive manufacturing facility in Dunkirk, New York, known for producing steam locomotives in the late 19th and early 20th centuries.
  • A. 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.
  • B. 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.
  • C. Derby railway works
    Derby railway works is a historic British railway engineering and manufacturing complex in Derby that played a major role in the development and maintenance of locomotives and rolling stock.
  • D. Swindon Works
    Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
  • 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
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasProductionFacility
Context triple: [Brooks Locomotive Works, hasProductionFacility, Dunkirk locomotive works]
  • A. hasProduction
    Indicates that an entity is associated with, or responsible for, the creation or manufacture of another entity or product.
  • B. hasMajorProductionSystem
    Indicates that an entity primarily operates, utilizes, or is characterized by a particular major production system.
  • C. hasIndustrialPlant chosen
    Indicates that an entity possesses, operates, or is associated with an industrial plant facility.
  • D. mainManufacturingSite
    Indicates the primary location where an entity’s products are manufactured or produced.
  • E. hasProductionMethod
    Indicates that one entity is produced, created, or manufactured using the method, process, or technique specified by another entity.
  • F. None of above.

Provenance (6 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_69bd43f591c881909e5a532388b0f3f3 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6b40c29c8190adab3503f8ba0145 completed March 20, 2026, 3:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69be43f512e0819086cc33009cd45c9a completed March 21, 2026, 7:08 a.m.
NEDg Description generation batch_69be44cb99ac819089bbb941709a93c4 completed March 21, 2026, 7:12 a.m.
NED2 Entity disambiguation (via description) batch_69be451e8d7c81908d856e7966daa5fe completed March 21, 2026, 7:13 a.m.
PD Predicate disambiguation batch_69bd622f88188190a51d52ccfad3d2dd completed March 20, 2026, 3:05 p.m.
Created at: March 20, 2026, 1:22 p.m.