Triple

T20057762
Position Surface form Disambiguated ID Type / Status
Subject A40 Western Avenue E499384 entity
Predicate nearbyRailStations P31869 FINISHED
Object Perivale Underground station — NE NERFINISHED

How this triple was built (3 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: Perivale Underground station | Statement: [A40 Western Avenue, nearbyRailStations, Perivale Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Perivale Underground station
Context triple: [A40 Western Avenue, nearbyRailStations, Perivale Underground station]
  • A. Willesden Green Underground station
    Willesden Green Underground station is a London Underground station on the Jubilee line serving the Willesden Green area in northwest London.
  • B. Maida Vale Underground station
    Maida Vale Underground station is a London Underground station on the Bakerloo line, noted for its early 20th-century architecture and location in the Maida Vale district of northwest London.
  • C. Regent's Park Underground station
    Regent's Park Underground station is a London Underground station on the Bakerloo line, located near Regent's Park and serving attractions such as London Zoo.
  • D. Colindale Underground station
    Colindale Underground station is a London Underground station on the Northern line serving the Colindale area in the London Borough of Barnet.
  • E. Balham Underground station
    Balham Underground station is a London Underground station in south London served by the Northern line, providing access to the Balham area and connections with National Rail services.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Perivale Underground station
Target entity description: Perivale Underground station is a London Underground station in the London Borough of Ealing on the Central line, serving the Perivale area in west London.
  • A. Willesden Green Underground station
    Willesden Green Underground station is a London Underground station on the Jubilee line serving the Willesden Green area in northwest London.
  • B. Maida Vale Underground station
    Maida Vale Underground station is a London Underground station on the Bakerloo line, noted for its early 20th-century architecture and location in the Maida Vale district of northwest London.
  • C. Regent's Park Underground station
    Regent's Park Underground station is a London Underground station on the Bakerloo line, located near Regent's Park and serving attractions such as London Zoo.
  • D. Colindale Underground station
    Colindale Underground station is a London Underground station on the Northern line serving the Colindale area in the London Borough of Barnet.
  • E. Balham Underground station
    Balham Underground station is a London Underground station in south London served by the Northern line, providing access to the Balham area and connections with National Rail services.
  • F. None of above. chosen

Provenance (2 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_69da6276bcf48190aabbf279192a5fb4 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6637325908190aefc0e27e2ed5750 completed April 20, 2026, 5:33 p.m.
Created at: April 11, 2026, 3:38 p.m.