Triple

T2496790
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 397 E52168 entity
Predicate buildLocation P14455 FINISHED
Object CAF Beasain plant
The CAF Beasain plant is a major Spanish railway manufacturing facility operated by Construcciones y Auxiliar de Ferrocarriles (CAF), known for producing modern passenger trains for international markets.
E273828 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: CAF Beasain plant | Statement: [British Rail Class 397, buildLocation, CAF Beasain plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: CAF Beasain plant
Context triple: [British Rail Class 397, buildLocation, CAF Beasain plant]
  • A. K-27 plant
    The K-27 plant was a major uranium enrichment facility at the Oak Ridge site that used gaseous diffusion technology as part of the U.S. nuclear weapons and energy programs.
  • B. Fagus Factory
    Fagus Factory is an early 20th-century German industrial building designed by Walter Gropius that is celebrated as a pioneering work of modernist architecture.
  • C. Burnaston plant
    The Burnaston plant is Toyota’s major car manufacturing facility in the UK, known for producing models such as the Corolla for European markets.
  • D. Jones Pumping Plant
    Jones Pumping Plant is a major water pumping facility in California’s Central Valley that lifts and conveys water from the Sacramento-San Joaquin Delta into the Central Valley Project’s distribution system.
  • E. SIVA chemical factory
    SIVA chemical factory was an Italian industrial plant where writer and chemist Primo Levi worked as a chemist after surviving World War II.
  • 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: CAF Beasain plant
Triple: [British Rail Class 397, buildLocation, CAF Beasain plant]
Generated description
The CAF Beasain plant is a major Spanish railway manufacturing facility operated by Construcciones y Auxiliar de Ferrocarriles (CAF), known for producing modern passenger trains for international markets.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: CAF Beasain plant
Target entity description: The CAF Beasain plant is a major Spanish railway manufacturing facility operated by Construcciones y Auxiliar de Ferrocarriles (CAF), known for producing modern passenger trains for international markets.
  • A. K-27 plant
    The K-27 plant was a major uranium enrichment facility at the Oak Ridge site that used gaseous diffusion technology as part of the U.S. nuclear weapons and energy programs.
  • B. Fagus Factory
    Fagus Factory is an early 20th-century German industrial building designed by Walter Gropius that is celebrated as a pioneering work of modernist architecture.
  • C. Burnaston plant
    The Burnaston plant is Toyota’s major car manufacturing facility in the UK, known for producing models such as the Corolla for European markets.
  • D. Jones Pumping Plant
    Jones Pumping Plant is a major water pumping facility in California’s Central Valley that lifts and conveys water from the Sacramento-San Joaquin Delta into the Central Valley Project’s distribution system.
  • E. SIVA chemical factory
    SIVA chemical factory was an Italian industrial plant where writer and chemist Primo Levi worked as a chemist after surviving World War II.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: buildLocation
Context triple: [British Rail Class 397, buildLocation, CAF Beasain plant]
  • A. builderLocation chosen
    Indicates the place or area where the builder carries out their building activity or is based.
  • B. launchLocation
    Indicates the place or site from which something is launched or set into motion.
  • C. repositoryLocation
    Indicates the place or storage context where a repository is hosted, stored, or maintained.
  • D. builtNear
    Indicates that one entity was constructed at a location geographically close to another entity.
  • E. placeBuilt
    Indicates that a structure or facility was constructed at a specific location.
  • 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_69ab4955111c8190835bf619adec21ff completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd1abd3688190b5874249e1e333bc completed March 7, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69af1f98a1a48190bc9eeb25868a2f9b completed March 9, 2026, 7:29 p.m.
NEDg Description generation batch_69af236665488190ab178fe27bb078b6 completed March 9, 2026, 7:45 p.m.
NED2 Entity disambiguation (via description) batch_69af23eac91881908c232fa5ea0ed587 completed March 9, 2026, 7:47 p.m.
PD Predicate disambiguation batch_69abd0b980b481908d4932bcea4a6167 completed March 7, 2026, 7:16 a.m.
Created at: March 6, 2026, 9:46 p.m.