Triple

T16812256
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 800 E408642 entity
Predicate builtAt P283 FINISHED
Object Hitachi Newton Aycliffe plant
The Hitachi Newton Aycliffe plant is a UK-based train manufacturing facility operated by Hitachi Rail, known for producing modern intercity and commuter rolling stock for the British rail network.
E1235186 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: Hitachi Newton Aycliffe plant | Statement: [British Rail Class 800, builtAt, Hitachi Newton Aycliffe plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hitachi Newton Aycliffe plant
Context triple: [British Rail Class 800, builtAt, Hitachi Newton Aycliffe plant]
  • A. Fujieda Plant
    Fujieda Plant is a Chugai Pharmaceutical facility in Japan that serves as a key site for the company’s pharmaceutical research, development, and related operations.
  • B. Deeside engine plant
    The Deeside engine plant is a Toyota Manufacturing UK facility in Wales that produces engines and related components for Toyota vehicles.
  • C. Elswick Works
    Elswick Works was a major 19th- and 20th-century industrial manufacturing complex in Elswick, Newcastle upon Tyne, best known for producing armaments, ships, and heavy engineering products.
  • D. Middlesbrough steelworks
    Middlesbrough steelworks was a major industrial steel production complex in Middlesbrough, England, historically central to the region’s iron and steel industry and associated with firms such as Dorman Long.
  • E. Staveley Works
    Staveley Works was a major industrial complex in Staveley, Derbyshire, historically known for large-scale iron and steel production and related heavy manufacturing.
  • 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: Hitachi Newton Aycliffe plant
Triple: [British Rail Class 800, builtAt, Hitachi Newton Aycliffe plant]
Generated description
The Hitachi Newton Aycliffe plant is a UK-based train manufacturing facility operated by Hitachi Rail, known for producing modern intercity and commuter rolling stock for the British rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hitachi Newton Aycliffe plant
Target entity description: The Hitachi Newton Aycliffe plant is a UK-based train manufacturing facility operated by Hitachi Rail, known for producing modern intercity and commuter rolling stock for the British rail network.
  • A. Fujieda Plant
    Fujieda Plant is a Chugai Pharmaceutical facility in Japan that serves as a key site for the company’s pharmaceutical research, development, and related operations.
  • B. Deeside engine plant
    The Deeside engine plant is a Toyota Manufacturing UK facility in Wales that produces engines and related components for Toyota vehicles.
  • C. Elswick Works
    Elswick Works was a major 19th- and 20th-century industrial manufacturing complex in Elswick, Newcastle upon Tyne, best known for producing armaments, ships, and heavy engineering products.
  • D. Middlesbrough steelworks
    Middlesbrough steelworks was a major industrial steel production complex in Middlesbrough, England, historically central to the region’s iron and steel industry and associated with firms such as Dorman Long.
  • E. Staveley Works
    Staveley Works was a major industrial complex in Staveley, Derbyshire, historically known for large-scale iron and steel production and related heavy manufacturing.
  • 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_69d88393905081908d00a86b99996ac8 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e3b2df5c888190a462614e1432c357 completed April 18, 2026, 4:35 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00b292a5888190812539b14eb77f34 completed May 10, 2026, 4:30 p.m.
NEDg Description generation batch_6a00b32d2a588190b59bad56f8817bce completed May 10, 2026, 4:32 p.m.
NED2 Entity disambiguation (via description) batch_6a00b3d14b3c819081f435777f47eca3 completed May 10, 2026, 4:35 p.m.
Created at: April 10, 2026, 5:23 a.m.