Triple

T16470258
Position Surface form Disambiguated ID Type / Status
Subject Northern Ireland railways E400040 entity
Predicate hasDepot P2413 FINISHED
Object York Road depot
York Road depot is a major railway maintenance and stabling facility in Belfast that services the rolling stock of Northern Ireland Railways.
 E1215470 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: York Road depot | Statement: [Northern Ireland railways, hasDepot, York Road depot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: York Road depot
Context triple: [Northern Ireland railways, hasDepot, York Road depot]
  • A. Hyde Road depot
    Hyde Road depot is a major bus operating and maintenance facility in Manchester used by Stagecoach Manchester for housing and servicing its fleet.
  • B. London Road depot
    London Road depot is a maintenance and stabling facility for London Underground trains serving the Bakerloo line near Waterloo in central London.
  • C. Stonebridge Park depot
    Stonebridge Park depot is a London Underground maintenance and stabling facility serving trains on the Bakerloo line.
  • D. Wilford Lane depot
    Wilford Lane depot is a maintenance and operations facility serving the Nottingham Express Transit tram network in Nottingham, England.
  • E. Queens Road depot
    Queens Road depot is a major tram maintenance and operations facility serving the Manchester Metrolink light rail network.
  • 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: York Road depot
Triple: [Northern Ireland railways, hasDepot, York Road depot]
Generated description
York Road depot is a major railway maintenance and stabling facility in Belfast that services the rolling stock of Northern Ireland Railways.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: York Road depot
Target entity description: York Road depot is a major railway maintenance and stabling facility in Belfast that services the rolling stock of Northern Ireland Railways.
  • A. Hyde Road depot
    Hyde Road depot is a major bus operating and maintenance facility in Manchester used by Stagecoach Manchester for housing and servicing its fleet.
  • B. London Road depot
    London Road depot is a maintenance and stabling facility for London Underground trains serving the Bakerloo line near Waterloo in central London.
  • C. Stonebridge Park depot
    Stonebridge Park depot is a London Underground maintenance and stabling facility serving trains on the Bakerloo line.
  • D. Wilford Lane depot
    Wilford Lane depot is a maintenance and operations facility serving the Nottingham Express Transit tram network in Nottingham, England.
  • E. Queens Road depot
    Queens Road depot is a major tram maintenance and operations facility serving the Manchester Metrolink light rail network.
  • 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_69d87f2dac988190b74d6e185fa88ba4 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e32dcfed6c8190b8dbe4b65b0ab817 completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a004f5af4308190bd023624de35027f completed May 10, 2026, 9:26 a.m.
NEDg Description generation batch_6a0050c5d4548190a674c1c19f08a9fd completed May 10, 2026, 9:32 a.m.
NED2 Entity disambiguation (via description) batch_6a0051a7ae208190b33d42cc8d4bb21f completed May 10, 2026, 9:36 a.m.
Created at: April 10, 2026, 5:11 a.m.