Triple
T21414676
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 385 |
E528268
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Eversholt Rail Group |
—
|
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: Eversholt Rail Group | Statement: [British Rail Class 385, owner, Eversholt Rail Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Eversholt Rail Group Context triple: [British Rail Class 385, owner, Eversholt Rail Group]
-
A.
Eversholt Rail Group
chosen
Eversholt Rail Group is a major UK rolling stock leasing company that owns and leases passenger train fleets to rail operators across Britain.
-
B.
Rail Delivery Group
Rail Delivery Group is the industry body that represents and coordinates Britain’s passenger and freight train operators and Network Rail, working to improve and manage the national rail system.
-
C.
Eversholt
Eversholt is a small rural village and civil parish in Bedfordshire, England, known for its traditional English countryside character and historic church.
-
D.
Peak Rail plc
Peak Rail plc is a heritage railway company in Derbyshire, England, that operates and maintains a preserved section of the former Midland Railway line through the Peak District.
-
E.
Abellio
Abellio is a Dutch-based public transport company that operates train and bus services in the United Kingdom and parts of Europe.
- 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b2032fe48190907b282e2fffa2bd |
completed | April 22, 2026, 11:33 a.m. |
Created at: April 16, 2026, 5:45 p.m.