Triple
T6358680
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Derby–Crewe line |
E143054
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
West Coast Main Line at Crewe
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.
|
E588605
|
NE FINISHED |
How this triple was built (4 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: [Derby–Crewe line, connectsTo, 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: [Derby–Crewe line, connectsTo, West Coast Main Line at Crewe]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Manchester–Crewe line
The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
-
E.
Derby–Crewe line
The Derby–Crewe line is a key railway route in England linking the East Midlands with the North West, serving both passenger and freight traffic.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: West Coast Main Line at Crewe Triple: [Derby–Crewe line, connectsTo, West Coast Main Line at Crewe]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: West Coast Main Line at Crewe Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Manchester–Crewe line
The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
-
E.
Derby–Crewe line
The Derby–Crewe line is a key railway route in England linking the East Midlands with the North West, serving both passenger and freight traffic.
- F. None of above. chosen
Provenance (5 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_69c008d7a9c4819098d647ec47776917 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c067f72f8481908f9df0c0cdf22a52 |
completed | March 22, 2026, 10:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c62d5f134c8190817037ad933c4d2b |
completed | March 27, 2026, 7:10 a.m. |
| NEDg | Description generation | batch_69c62fb982088190ab4ccbd5ff23740d |
completed | March 27, 2026, 7:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6302e2f008190bd7ccdfbcddb3c07 |
completed | March 27, 2026, 7:22 a.m. |
Created at: March 22, 2026, 4:32 p.m.