Triple
T13058968
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coulsdon and Purley Urban District |
E327651
|
entity |
| Predicate | predecessor |
P97
|
FINISHED |
| Object |
Purley Urban District
Purley Urban District was a former local government district in Surrey, England, that administered the suburban area of Purley before later administrative reorganisations.
|
E327651
|
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: Purley Urban District | Statement: [Coulsdon and Purley Urban District, predecessor, Purley Urban District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Purley Urban District Context triple: [Coulsdon and Purley Urban District, predecessor, Purley Urban District]
-
A.
Coulsdon and Purley Urban District
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.
-
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.
Purley
Purley is a suburban town in South London known for its residential character and location within 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.
Bushey Urban District
Bushey Urban District was a former local government district in Hertfordshire, England, that administered the town of Bushey and its surrounding area before being absorbed into the borough of Hertsmere.
- 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: Purley Urban District Triple: [Coulsdon and Purley Urban District, predecessor, Purley Urban District]
Generated description
Purley Urban District was a former local government district in Surrey, England, that administered the suburban area of Purley before later administrative reorganisations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Purley Urban District Target entity description: Purley Urban District was a former local government district in Surrey, England, that administered the suburban area of Purley before later administrative reorganisations.
-
A.
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.
-
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.
Purley
Purley is a suburban town in South London known for its residential character and location within 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.
Bushey Urban District
Bushey Urban District was a former local government district in Hertfordshire, England, that administered the town of Bushey and its surrounding area before being absorbed into the borough of Hertsmere.
- F. None of above.
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_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. |
| NEDg | Description generation | batch_69f6cd0e88e08190a07468336bb624f0 |
completed | May 3, 2026, 4:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6ce23ca208190960409130c4c52a9 |
completed | May 3, 2026, 4:25 a.m. |
Created at: April 9, 2026, 8:58 p.m.