Triple

T6963146
Position Surface form Disambiguated ID Type / Status
Subject Melbourne tram network E161421 entity
Predicate hasDepot P2413 FINISHED
Object Preston Workshops
Preston Workshops is a major tram maintenance and repair facility serving Melbourne’s extensive tram network.
E630527 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: Preston Workshops | Statement: [Melbourne tram network, hasDepot, Preston Workshops]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Preston Workshops
Context triple: [Melbourne tram network, hasDepot, Preston Workshops]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Cowlairs Works
    Cowlairs Works was a major railway locomotive and carriage construction and maintenance facility in Glasgow, Scotland, historically significant in the development and servicing of British railway stock.
  • 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: Preston Workshops
Triple: [Melbourne tram network, hasDepot, Preston Workshops]
Generated description
Preston Workshops is a major tram maintenance and repair facility serving Melbourne’s extensive tram network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Preston Workshops
Target entity description: Preston Workshops is a major tram maintenance and repair facility serving Melbourne’s extensive tram network.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Cowlairs Works
    Cowlairs Works was a major railway locomotive and carriage construction and maintenance facility in Glasgow, Scotland, historically significant in the development and servicing of British railway stock.
  • 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

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_69c68853cff881908439d488924a8283 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6daf197b0819085bd0433c8a7f716 completed March 27, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7589c587c8190b97523b5ac2ab958 completed March 28, 2026, 4:27 a.m.
NEDg Description generation batch_69c759553fe081909881c8d2ae680dfe completed March 28, 2026, 4:30 a.m.
NED2 Entity disambiguation (via description) batch_69c759c79de48190bd3e079c07a9158a completed March 28, 2026, 4:32 a.m.
Created at: March 27, 2026, 2:30 p.m.