Triple

T13058967
Position Surface form Disambiguated ID Type / Status
Subject Coulsdon and Purley Urban District E327651 entity
Predicate predecessor P97 FINISHED
Object Coulsdon Urban District E327651 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: Coulsdon Urban District | Statement: [Coulsdon and Purley Urban District, predecessor, Coulsdon Urban District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Coulsdon Urban District
Context triple: [Coulsdon and Purley Urban District, predecessor, Coulsdon Urban District]
  • A. Coulsdon
    Coulsdon is a suburban town in the London Borough of Croydon, England, known for its residential character and proximity to the North Downs.
  • B. Carshalton Urban District
    Carshalton Urban District was a former local government district in Surrey, England, that administered the suburban area of Carshalton before its incorporation into Greater London.
  • C. Coulsdon and Purley Urban District chosen
    Coulsdon and Purley Urban District was a former local government district in Surrey, England, that encompassed suburban areas later incorporated into the London Borough of Croydon.
  • D. Merton and Morden Urban District
    Merton and Morden Urban District was a former local government district in Surrey, England, that administered the suburban areas of Merton and Morden before their incorporation into Greater London.
  • E. Lees Urban District
    Lees Urban District was a former local government district in Lancashire, England, that administered the village of Lees and surrounding areas before being absorbed into the Metropolitan Borough of Oldham.
  • 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_69d8076e64308190904fb5c93517c901 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d980be37208190962e91f1e19df159 completed April 10, 2026, 10:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6cbe0bf3081909ff498ac66cb2aa6 completed May 3, 2026, 4:15 a.m.
Created at: April 9, 2026, 8:58 p.m.