Triple
T4671441
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern Railway (UK) |
E102970
|
entity |
| Predicate | operated line |
P15252
|
FINISHED |
| Object |
Central Section (former LB&SCR network)
The Central Section (former LB&SCR network) was the core group of railway lines in southern England originally built by the London, Brighton and South Coast Railway, later forming a major part of the Southern Railway’s suburban and coastal services.
|
E462416
|
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: Central Section (former LB&SCR network) | Statement: [Southern Railway (UK), operated line, Central Section (former LB&SCR network)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Section (former LB&SCR network) Context triple: [Southern Railway (UK), operated line, Central Section (former LB&SCR network)]
-
A.
South Eastern Main Line
The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
-
B.
Great Central Railway
The Great Central Railway was a major British railway company that operated routes in northern England and the Midlands before being absorbed into the London and North Eastern Railway in 1923.
-
C.
Breckland line
The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
-
D.
Styal Line
The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
-
E.
York–Selby line
The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
- 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: Central Section (former LB&SCR network) Triple: [Southern Railway (UK), operated line, Central Section (former LB&SCR network)]
Generated description
The Central Section (former LB&SCR network) was the core group of railway lines in southern England originally built by the London, Brighton and South Coast Railway, later forming a major part of the Southern Railway’s suburban and coastal services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Central Section (former LB&SCR network) Target entity description: The Central Section (former LB&SCR network) was the core group of railway lines in southern England originally built by the London, Brighton and South Coast Railway, later forming a major part of the Southern Railway’s suburban and coastal services.
-
A.
South Eastern Main Line
The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
-
B.
Great Central Railway
The Great Central Railway was a major British railway company that operated routes in northern England and the Midlands before being absorbed into the London and North Eastern Railway in 1923.
-
C.
Breckland line
The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
-
D.
Styal Line
The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
-
E.
York–Selby line
The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
- 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_69bd43d9cba4819086c1ab1c2d9d2133 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd6c3d1cb88190a42919dcbfe2568c |
completed | March 20, 2026, 3:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be039538048190b4075daf47355cee |
completed | March 21, 2026, 2:33 a.m. |
| NEDg | Description generation | batch_69be055390c08190a85f92aec34b390a |
completed | March 21, 2026, 2:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be05d277248190bf675151eca07247 |
completed | March 21, 2026, 2:43 a.m. |
Created at: March 20, 2026, 1:15 p.m.