Triple
T2429982
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Northwestern Railway |
E52818
|
entity |
| Predicate | operatesOnLine |
P15252
|
FINISHED |
| Object |
Trent Valley Line
The Trent Valley Line is a key railway route in England that forms part of the West Coast Main Line, linking the Midlands with the North West and bypassing central Birmingham.
|
E264882
|
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: Trent Valley Line | Statement: [London Northwestern Railway, operatesOnLine, Trent Valley Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Trent Valley Line Context triple: [London Northwestern Railway, operatesOnLine, Trent Valley Line]
-
A.
Esk Valley Line
The Esk Valley Line is a rural railway route in North Yorkshire, England, running through the scenic Esk Valley between Middlesbrough and Whitby.
-
B.
Trillium Line
The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
-
C.
Waterloo–Reading line
The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
-
D.
Waterloo & City line
The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
-
E.
Avon Valley Line
The Avon Valley Line is a railway route in southwest England that follows the River Avon, connecting key towns and cities in the region.
- 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: Trent Valley Line Triple: [London Northwestern Railway, operatesOnLine, Trent Valley Line]
Generated description
The Trent Valley Line is a key railway route in England that forms part of the West Coast Main Line, linking the Midlands with the North West and bypassing central Birmingham.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Trent Valley Line Target entity description: The Trent Valley Line is a key railway route in England that forms part of the West Coast Main Line, linking the Midlands with the North West and bypassing central Birmingham.
-
A.
Esk Valley Line
The Esk Valley Line is a rural railway route in North Yorkshire, England, running through the scenic Esk Valley between Middlesbrough and Whitby.
-
B.
Trillium Line
The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
-
C.
Waterloo–Reading line
The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
-
D.
Waterloo & City line
The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
-
E.
Avon Valley Line
The Avon Valley Line is a railway route in southwest England that follows the River Avon, connecting key towns and cities in the region.
- 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_69ab4959bcc0819083246f9fb10439e3 |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abc99fcd048190a85b95a9a8ae6d4d |
completed | March 7, 2026, 6:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aebf6634a48190af82eab6b9750323 |
completed | March 9, 2026, 12:39 p.m. |
| NEDg | Description generation | batch_69aec2a3f4708190a6c51f28833174e3 |
completed | March 9, 2026, 12:52 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69aec3626a7081908f1ccef98e9b96be |
completed | March 9, 2026, 12:56 p.m. |
Created at: March 6, 2026, 9:43 p.m.