Triple
T18116570
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alperton |
E433619
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Alperton Underground station |
—
|
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: Alperton Underground station | Statement: [Alperton, servedBy, Alperton Underground station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alperton Underground station Context triple: [Alperton, servedBy, Alperton Underground station]
-
A.
Alperton Underground station
chosen
Alperton Underground station is a London Underground station in the borough of Brent, served by the Piccadilly line and providing transport links between west London and central London.
-
B.
Balham Underground station
Balham Underground station is a London Underground station in south London served by the Northern line, providing access to the Balham area and connections with National Rail services.
-
C.
Upton Park Underground station
Upton Park Underground station is a London Underground station in East London that historically served crowds attending West Ham United football matches at the nearby Boleyn Ground.
-
D.
Northolt Underground station
Northolt Underground station is a London Underground station in the west of the city, serving the Central line and the suburban area of Northolt in the London Borough of Ealing.
-
E.
Colliers Wood tube station
Colliers Wood tube station is a London Underground station on the Northern line in south-west London, notable for its modernist architectural style by Charles Holden.
- 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_69e4ddd67a2481909d27a4a49b095f8c |
completed | April 19, 2026, 1:51 p.m. |
Created at: April 10, 2026, 10:28 a.m.