Triple
T4676149
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Severn Valley Railway (Shropshire section) |
E103685
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Severn Valley Railway Company |
E103685
|
NE FINISHED |
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: Severn Valley Railway Company | Statement: [Severn Valley Railway (Shropshire section), operatedBy, Severn Valley Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Severn Valley Railway Company Context triple: [Severn Valley Railway (Shropshire section), operatedBy, Severn Valley Railway Company]
-
A.
Chiltern Railways
Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
-
B.
Severn Valley Railway (Shropshire section)
chosen
The Severn Valley Railway (Shropshire section) is part of a preserved heritage steam railway running through the Severn Valley in Shropshire, England, popular for scenic journeys and historical train experiences.
-
C.
Mid Hants Railway
Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
-
D.
South Staffordshire Railway
South Staffordshire Railway was a 19th-century British railway company that developed and operated lines in the South Staffordshire region of England before being absorbed into larger railway networks.
-
E.
North Staffordshire Railway
The North Staffordshire Railway was a historic British railway company serving the Staffordshire region, particularly around Stoke-on-Trent and the Potteries, before being absorbed into larger railway groupings.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd43dda32c8190938b37744ca270fc |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd63685cb88190ac1904e2c7eb6b61 |
completed | March 20, 2026, 3:10 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be104e4aec8190a633b46eca1f434b |
completed | March 21, 2026, 3:28 a.m. |
Created at: March 20, 2026, 1:16 p.m.