Triple

T19037912
Position Surface form Disambiguated ID Type / Status
Subject Canons Park Underground station E465924 entity
Predicate openedAs P6141 FINISHED
Object Canons Park (Metropolitan line) 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: Canons Park (Metropolitan line) station | Statement: [Canons Park Underground station, openedAs, Canons Park (Metropolitan line) station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Canons Park (Metropolitan line) station
Context triple: [Canons Park Underground station, openedAs, Canons Park (Metropolitan line) station]
  • A. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • B. Holland Park station
    Holland Park station is a London Underground station on the Central line located in the Notting Hill area of West London.
  • C. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • D. Honor Oak Park station
    Honor Oak Park station is a suburban railway station in southeast London served by London Overground services on the route between central London and outer boroughs.
  • E. Northwick Park station
    Northwick Park station is a London Underground station on the Metropolitan line serving the Northwick Park area in the London Borough of Brent.
  • 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: Canons Park (Metropolitan line) station
Target entity description: Canons Park (Metropolitan line) station is a London Underground station in north-west London served by the Metropolitan line, primarily catering to local residential areas.
  • A. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • B. Holland Park station
    Holland Park station is a London Underground station on the Central line located in the Notting Hill area of West London.
  • C. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • D. Honor Oak Park station
    Honor Oak Park station is a suburban railway station in southeast London served by London Overground services on the route between central London and outer boroughs.
  • E. Northwick Park station
    Northwick Park station is a London Underground station on the Metropolitan line serving the Northwick Park area in the London Borough of Brent.
  • 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_69d8dd0359648190bc2a9202c5cf29d2 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d7fed99c81909495797c604db044 completed April 20, 2026, 7:38 a.m.
Created at: April 10, 2026, 12:02 p.m.