Triple

T12724948
Position Surface form Disambiguated ID Type / Status
Subject Cockfosters depot E304079 entity
Predicate partOf P40 FINISHED
Object London Underground depots network E952297 NE FINISHED

How this triple was built (2 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: London Underground depots network | Statement: [Cockfosters depot, partOf, London Underground depots network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Underground depots network
Context triple: [Cockfosters depot, partOf, London Underground depots network]
  • A. London Underground depots chosen
    London Underground depots are maintenance and stabling facilities where trains of the London Underground network are stored, serviced, and prepared for operation.
  • B. Transport for London rail facilities
    Transport for London rail facilities are the network of depots, stations, tracks, and related infrastructure used to operate and maintain London’s public rail services, including the Underground and other TfL-operated lines.
  • C. London Underground
    The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
  • D. Heathrow rail and Underground stations
    Heathrow rail and Underground stations comprise the network of train and Tube stations serving London Heathrow Airport, providing direct rail and metro links between the airport terminals and central London.
  • E. Golders Green depot
    Golders Green depot is a major London Underground maintenance and stabling facility serving trains on the Northern line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d7bdf084148190ab9d513dc0735af4 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96415ebe48190ae935bc3a9b00f65 completed April 10, 2026, 8:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69f67c85c6b88190bbdd94a43915a7a4 completed May 2, 2026, 10:36 p.m.
Created at: April 9, 2026, 5:25 p.m.