Triple

T13596493
Position Surface form Disambiguated ID Type / Status
Subject Cockfosters E324834 entity
Predicate hasAmenity P105 FINISHED
Object Cockfosters Underground depot
Cockfosters Underground depot is a London Underground train maintenance and stabling facility serving the Piccadilly line near Cockfosters station.
E1048781 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: Cockfosters Underground depot | Statement: [Cockfosters, hasAmenity, Cockfosters Underground depot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cockfosters Underground depot
Context triple: [Cockfosters, hasAmenity, Cockfosters Underground depot]
  • A. Golders Green depot
    Golders Green depot is a major London Underground maintenance and stabling facility serving trains on the Northern line.
  • B. Ealing Common Depot
    Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
  • C. Cricklewood depot
    Cricklewood depot is a railway maintenance and stabling facility in the Cricklewood area of north-west London, serving trains on the Midland Main Line and surrounding routes.
  • D. Hammersmith depot
    Hammersmith depot is a London Underground maintenance and stabling facility primarily serving the Circle and Hammersmith & City lines.
  • E. Hainault depot
    Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
  • 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: Cockfosters Underground depot
Triple: [Cockfosters, hasAmenity, Cockfosters Underground depot]
Generated description
Cockfosters Underground depot is a London Underground train maintenance and stabling facility serving the Piccadilly line near Cockfosters station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cockfosters Underground depot
Target entity description: Cockfosters Underground depot is a London Underground train maintenance and stabling facility serving the Piccadilly line near Cockfosters station.
  • A. Golders Green depot
    Golders Green depot is a major London Underground maintenance and stabling facility serving trains on the Northern line.
  • B. Ealing Common Depot
    Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
  • C. Cricklewood depot
    Cricklewood depot is a railway maintenance and stabling facility in the Cricklewood area of north-west London, serving trains on the Midland Main Line and surrounding routes.
  • D. Hammersmith depot
    Hammersmith depot is a London Underground maintenance and stabling facility primarily serving the Circle and Hammersmith & City lines.
  • E. Hainault depot
    Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
  • 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_69d80769eaf081909d82f44e484d6113 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb0590558819080ccc5874a650b1e completed April 12, 2026, 2:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f76bc99dac8190bc267fdf405e8d58 completed May 3, 2026, 3:37 p.m.
NEDg Description generation batch_69f77643b0348190962bf23a9857edbe completed May 3, 2026, 4:22 p.m.
NED2 Entity disambiguation (via description) batch_69f778f01700819099c3e9cbc84f29e4 completed May 3, 2026, 4:33 p.m.
Created at: April 9, 2026, 9:49 p.m.