Triple
T20429498
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Purley |
E501091
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Purley Oaks railway 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: Purley Oaks railway station | Statement: [Purley, hasRailwayStation, Purley Oaks railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Purley Oaks railway station Context triple: [Purley, hasRailwayStation, Purley Oaks railway station]
-
A.
Purley railway station
Purley railway station is a suburban railway station in the London Borough of Croydon that serves as a key junction and commuter hub on the Southern network in South London.
-
B.
Herne Hill railway station
Herne Hill railway station is a suburban rail station in south London that provides commuter services connecting the local area to central London and other parts of the city.
-
C.
Weybridge railway station
Weybridge railway station is a suburban rail station in Surrey, England, serving the town of Weybridge with regular commuter and regional services.
-
D.
Palmers Green railway station
Palmers Green railway station is a suburban rail station in north London serving the Palmers Green area with services on the Hertford Loop Line into central London.
-
E.
Brookmans Park railway station
Brookmans Park railway station is a suburban rail stop in Hertfordshire, England, serving the village of Brookmans Park on the commuter route into central London.
- 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: Purley Oaks railway station Target entity description: Purley Oaks railway station is a suburban railway station in the London Borough of Croydon serving the Purley area with commuter services into central London and surrounding destinations.
-
A.
Purley railway station
Purley railway station is a suburban railway station in the London Borough of Croydon that serves as a key junction and commuter hub on the Southern network in South London.
-
B.
Herne Hill railway station
Herne Hill railway station is a suburban rail station in south London that provides commuter services connecting the local area to central London and other parts of the city.
-
C.
Weybridge railway station
Weybridge railway station is a suburban rail station in Surrey, England, serving the town of Weybridge with regular commuter and regional services.
-
D.
Palmers Green railway station
Palmers Green railway station is a suburban rail station in north London serving the Palmers Green area with services on the Hertford Loop Line into central London.
-
E.
Brookmans Park railway station
Brookmans Park railway station is a suburban rail stop in Hertfordshire, England, serving the village of Brookmans Park on the commuter route into central London.
- 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_69e0b4aa68fc8190b1a14c55575ef04a |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e67bac39288190b294b291301ac843 |
completed | April 20, 2026, 7:17 p.m. |
Created at: April 16, 2026, 11:31 a.m.