Triple
T22939904
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northolt Underground station |
E569693
|
entity |
| Predicate | replaced |
P101
|
FINISHED |
| Object | former Great Western Railway Northolt Halt |
—
|
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: former Great Western Railway Northolt Halt | Statement: [Northolt Underground station, replaced, former Great Western Railway Northolt Halt]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: former Great Western Railway Northolt Halt Context triple: [Northolt Underground station, replaced, former Great Western Railway Northolt Halt]
-
A.
Newton Dale Halt
Newton Dale Halt is a small request-stop railway station set in the scenic North York Moors, serving walkers and visitors on the heritage North Yorkshire Moors Railway.
-
B.
Herston Halt
Herston Halt is a small request-stop railway station on the heritage Swanage Railway in Dorset, England.
-
C.
Greenway Halt
Greenway Halt is a small heritage railway stop in Devon, England, serving visitors to the Greenway Estate on the preserved Dartmouth Steam Railway.
-
D.
Walford & District Line
Walford & District Line is a fictional London Underground line featured in the British soap opera "EastEnders," serving the imaginary borough of Walford.
-
E.
Hayles Abbey Halt
Hayles Abbey Halt is a small heritage railway stop in Gloucestershire, England, serving visitors to the nearby Hailes Abbey on the preserved Gloucestershire Warwickshire Steam Railway.
- 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: former Great Western Railway Northolt Halt Target entity description: The former Great Western Railway Northolt Halt was a small halt-style railway stop on the Great Western Railway line in Northolt, west London, that predated and was ultimately superseded by the modern Northolt Underground station.
-
A.
Newton Dale Halt
Newton Dale Halt is a small request-stop railway station set in the scenic North York Moors, serving walkers and visitors on the heritage North Yorkshire Moors Railway.
-
B.
Herston Halt
Herston Halt is a small request-stop railway station on the heritage Swanage Railway in Dorset, England.
-
C.
Greenway Halt
Greenway Halt is a small heritage railway stop in Devon, England, serving visitors to the Greenway Estate on the preserved Dartmouth Steam Railway.
-
D.
Walford & District Line
Walford & District Line is a fictional London Underground line featured in the British soap opera "EastEnders," serving the imaginary borough of Walford.
-
E.
Hayles Abbey Halt
Hayles Abbey Halt is a small heritage railway stop in Gloucestershire, England, serving visitors to the nearby Hailes Abbey on the preserved Gloucestershire Warwickshire Steam Railway.
- 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_69e24590862c8190858f180ad302adab |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1813844b88190b05d3829b0c423c4 |
completed | April 29, 2026, 3:55 a.m. |
Created at: April 17, 2026, 3:45 p.m.