Triple
T21568689
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North West Trains |
E532227
|
entity |
| Predicate | operatedFranchise |
P5866
|
FINISHED |
| Object | North West Regional Rail franchise |
—
|
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: North West Regional Rail franchise | Statement: [North West Trains, operatedFranchise, North West Regional Rail franchise]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North West Regional Rail franchise Context triple: [North West Trains, operatedFranchise, North West Regional Rail franchise]
-
A.
North West Regional Railways
chosen
North West Regional Railways was a former British train operating company that provided regional passenger rail services in the North West of England in the 1990s.
-
B.
Southern railway franchise
The Southern railway franchise is a UK passenger rail network operating services primarily across South London, Surrey, Sussex, and parts of Kent and Hampshire.
-
C.
Tees Valley Line
The Tees Valley Line is a railway route in North East England that connects key towns and cities across the Tees Valley area, including Darlington, Middlesbrough, and Saltburn.
-
D.
Arriva Rail North
Arriva Rail North was a British train operating company that ran regional and commuter rail services across Northern England under the Northern brand.
-
E.
North West Trains
North West Trains was a British train operating company that ran regional and commuter rail services in North West England following rail privatization in the mid-1990s.
- 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_69e0c460db088190828c64206a450273 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eee9cad95c8190ab165ced6f242302 |
completed | April 27, 2026, 4:44 a.m. |
Created at: April 16, 2026, 6:30 p.m.