Triple

T5546939
Position Surface form Disambiguated ID Type / Status
Subject Haymarket railway station E145430 entity
Predicate hasSignalBox P39821 FINISHED
Object Haymarket signal box (historical)
Haymarket signal box (historical) was a former railway signaling control structure that managed train movements around Edinburgh’s Haymarket station before being superseded by modern signaling systems.
 E532985 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: Haymarket signal box (historical) | Statement: [Haymarket railway station, hasSignalBox, Haymarket signal box (historical)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Haymarket signal box (historical)
Context triple: [Haymarket railway station, hasSignalBox, Haymarket signal box (historical)]
  • A. Haymarket railway station
    Haymarket railway station is a major rail hub in Edinburgh, Scotland, serving as a key interchange for local, regional, and long-distance train services.
  • B. Barlow train shed
    The Barlow train shed is the vast 19th-century wrought-iron and glass arched roof that dramatically spans the platforms of London St Pancras station.
  • C. Northfields depot
    Northfields depot is a London Underground maintenance and stabling facility serving trains on the Piccadilly line in west London.
  • D. Queen's Park depot
    Queen's Park depot is a London Underground maintenance and stabling facility associated with the Bakerloo line near Queen's Park in northwest London.
  • E. NAIT/Blatchford Market Station
    NAIT/Blatchford Market Station is a light rail transit stop in Edmonton, Alberta, serving the Northern Alberta Institute of Technology and the surrounding Blatchford community.
  • 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: Haymarket signal box (historical)
Triple: [Haymarket railway station, hasSignalBox, Haymarket signal box (historical)]
Generated description
Haymarket signal box (historical) was a former railway signaling control structure that managed train movements around Edinburgh’s Haymarket station before being superseded by modern signaling systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Haymarket signal box (historical)
Target entity description: Haymarket signal box (historical) was a former railway signaling control structure that managed train movements around Edinburgh’s Haymarket station before being superseded by modern signaling systems.
  • A. Haymarket railway station
    Haymarket railway station is a major rail hub in Edinburgh, Scotland, serving as a key interchange for local, regional, and long-distance train services.
  • B. Barlow train shed
    The Barlow train shed is the vast 19th-century wrought-iron and glass arched roof that dramatically spans the platforms of London St Pancras station.
  • C. Northfields depot
    Northfields depot is a London Underground maintenance and stabling facility serving trains on the Piccadilly line in west London.
  • D. Queen's Park depot
    Queen's Park depot is a London Underground maintenance and stabling facility associated with the Bakerloo line near Queen's Park in northwest London.
  • E. NAIT/Blatchford Market Station
    NAIT/Blatchford Market Station is a light rail transit stop in Edmonton, Alberta, serving the Northern Alberta Institute of Technology and the surrounding Blatchford community.
  • 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_69c008fb879c81909f5bfa56fadc1d46 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01fdec3588190b0af7d2ca8e8ee9b completed March 22, 2026, 4:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0282ace308190a714685579f2a789 completed March 22, 2026, 5:34 p.m.
NEDg Description generation batch_69c0372e86c08190bf586256cab23d22 completed March 22, 2026, 6:38 p.m.
NED2 Entity disambiguation (via description) batch_69c038e5dccc8190a5e1ec45712c00a3 completed March 22, 2026, 6:45 p.m.
Created at: March 22, 2026, 3:35 p.m.