Triple
T21347127
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Great West Road |
E526367
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object | Great West Road railway line |
—
|
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: Great West Road railway line | Statement: [Great West Road, adjacentTo, Great West Road railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Great West Road railway line Context triple: [Great West Road, adjacentTo, Great West Road railway line]
-
A.
Upfield railway line
The Upfield railway line is a suburban passenger rail corridor in Melbourne, Australia, running through the city’s northern suburbs to serve local commuters.
-
B.
Leppington Line
The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
-
C.
Hayes railway line
The Hayes railway line is a suburban commuter rail route in southeast London that connects central London with the town of Hayes in the London Borough of Bromley.
-
D.
Valley Lines railway
The Valley Lines railway is a commuter rail network in South Wales that links Cardiff with the surrounding South Wales Valleys, providing key regional passenger transport services.
-
E.
Hunter railway line
The Hunter railway line is a regional rail line in New South Wales, Australia, that provides passenger and freight services through the Hunter Valley, including the Greater Newcastle area.
- 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: Great West Road railway line Target entity description: The Great West Road railway line is a rail route running alongside London’s Great West Road, serving industrial and suburban areas in West London.
-
A.
Upfield railway line
The Upfield railway line is a suburban passenger rail corridor in Melbourne, Australia, running through the city’s northern suburbs to serve local commuters.
-
B.
Leppington Line
The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
-
C.
Hayes railway line
The Hayes railway line is a suburban commuter rail route in southeast London that connects central London with the town of Hayes in the London Borough of Bromley.
-
D.
Valley Lines railway
The Valley Lines railway is a commuter rail network in South Wales that links Cardiff with the surrounding South Wales Valleys, providing key regional passenger transport services.
-
E.
Hunter railway line
The Hunter railway line is a regional rail line in New South Wales, Australia, that provides passenger and freight services through the Hunter Valley, including the Greater Newcastle area.
- 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_69e0b51cd5cc81909ac1187971e8a8ad |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69ee5ba8f1c8819089c5d753876b44d5 |
completed | April 26, 2026, 6:38 p.m. |
Created at: April 16, 2026, 4:56 p.m.