Triple
T18103772
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coulsdon South railway station |
E433294
|
entity |
| Predicate | originallyOpenedAs |
P6141
|
FINISHED |
| Object | Coulsdon and Cane Hill |
—
|
NE NERFINISHED |
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 and Cane Hill | Statement: [Coulsdon South railway station, originallyOpenedAs, Coulsdon and Cane Hill]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coulsdon and Cane Hill Context triple: [Coulsdon South railway station, originallyOpenedAs, Coulsdon and Cane Hill]
-
A.
Coulsdon
chosen
Coulsdon is a suburban town in the London Borough of Croydon, England, known for its residential character and proximity to the North Downs.
-
B.
Coulsdon Common
Coulsdon Common is a large public open space and nature reserve in the Coulsdon area of south London, known for its woodlands, grasslands, and walking trails.
-
C.
Coombe Hill
Coombe Hill is a prominent chalk hill in Buckinghamshire, England, known for its panoramic views over the surrounding countryside and its Boer War memorial.
-
D.
Pollards Hill
Pollards Hill is a residential district in south London situated on the border of the London Boroughs of Merton and Croydon.
-
E.
Rushey Green
Rushey Green is a district and major thoroughfare in the London Borough of Lewisham, forming part of the wider Lewisham East area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8b90916008190a1f110bd7ced5473 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4ddb8dd308190a9c98ac2b1d8b872 |
completed | April 19, 2026, 1:50 p.m. |
Created at: April 10, 2026, 10:28 a.m.