Triple

T19149345
Position Surface form Disambiguated ID Type / Status
Subject West Somerset Railway E468761 entity
Predicate hasDepot P2413 FINISHED
Object Minehead locomotive depot
Minehead locomotive depot is a heritage railway facility in Minehead, Somerset, serving as the main engine shed and maintenance base for the West Somerset Railway’s steam and diesel locomotives.
E1361305 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: Minehead locomotive depot | Statement: [West Somerset Railway, hasDepot, Minehead locomotive depot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Minehead locomotive depot
Context triple: [West Somerset Railway, hasDepot, Minehead locomotive depot]
  • A. Stockport depot
    Stockport depot is a major bus operating and maintenance facility in Stockport used by Stagecoach Manchester for its local and regional services.
  • B. Bow railway works
    Bow railway works was a major 19th- and early 20th-century railway engineering and maintenance facility in Bow, East London, serving as an important hub for locomotive and rolling stock construction and repair.
  • C. 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.
  • D. Swindon Works
    Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
  • E. 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.
  • 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: Minehead locomotive depot
Triple: [West Somerset Railway, hasDepot, Minehead locomotive depot]
Generated description
Minehead locomotive depot is a heritage railway facility in Minehead, Somerset, serving as the main engine shed and maintenance base for the West Somerset Railway’s steam and diesel locomotives.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Minehead locomotive depot
Target entity description: Minehead locomotive depot is a heritage railway facility in Minehead, Somerset, serving as the main engine shed and maintenance base for the West Somerset Railway’s steam and diesel locomotives.
  • A. Stockport depot
    Stockport depot is a major bus operating and maintenance facility in Stockport used by Stagecoach Manchester for its local and regional services.
  • B. Bow railway works
    Bow railway works was a major 19th- and early 20th-century railway engineering and maintenance facility in Bow, East London, serving as an important hub for locomotive and rolling stock construction and repair.
  • C. 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.
  • D. Swindon Works
    Swindon Works was a major railway engineering and locomotive manufacturing facility of the Great Western Railway in Swindon, England.
  • E. 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.
  • 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_69d8dd084ff48190ac0f8c46ee722629 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5e97c42348190875a2f5b5bc0b99e completed April 20, 2026, 8:53 a.m.
NED1 Entity disambiguation (via context triple) batch_6a06f25291f08190a7a337d0a51f380c completed May 15, 2026, 10:15 a.m.
NEDg Description generation batch_6a06f3864b848190bcc76953e1a261f3 completed May 15, 2026, 10:20 a.m.
NED2 Entity disambiguation (via description) batch_6a06f4199a588190943d3d45536a228c completed May 15, 2026, 10:23 a.m.
Created at: April 10, 2026, 12:06 p.m.