Triple
T17421800
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stoke-on-Trent to Crewe line |
E423634
|
entity |
| Predicate | formsLinkBetween |
P69345
|
FINISHED |
| Object | West Coast Main Line at Crewe |
—
|
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: West Coast Main Line at Crewe | Statement: [Stoke-on-Trent to Crewe line, formsLinkBetween, West Coast Main Line at Crewe]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Coast Main Line at Crewe Context triple: [Stoke-on-Trent to Crewe line, formsLinkBetween, West Coast Main Line at Crewe]
-
A.
West Coast Main Line at Crewe
chosen
West Coast Main Line at Crewe is a major junction on one of the UK’s principal intercity rail routes, serving as a key hub for passenger and freight services across England, Scotland, and Wales.
-
B.
West Coast Main Line at Chester
The West Coast Main Line at Chester is a key junction where the major intercity rail route between London and northwest England links with services to North Wales via the North Wales Coast Line.
-
C.
Birmingham Loop of the West Coast Main Line
The Birmingham Loop of the West Coast Main Line is a major railway route in the UK that diverts from the main London–Glasgow corridor to serve Birmingham and surrounding areas before rejoining the primary line.
-
D.
West Coast Main Line Trent Valley section
The West Coast Main Line Trent Valley section is a key stretch of the West Coast Main Line in England that carries high-speed passenger and freight trains through the Trent Valley between the Midlands and the North West.
-
E.
Liverpool–Crewe line
The Liverpool–Crewe line is a key railway route in North West England linking the city of Liverpool with the major rail hub at Crewe, carrying both passenger and freight services.
- 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_69d889d7d27c819088486ce3f0627fa1 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e44237f2cc819083ca0e7e00d828fb |
completed | April 19, 2026, 2:47 a.m. |
Created at: April 10, 2026, 5:46 a.m.