Triple
T22203936
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 67 |
E548753
|
entity |
| Predicate | originalOperator |
P179
|
FINISHED |
| Object | English Welsh & Scottish Railway |
—
|
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: English Welsh & Scottish Railway | Statement: [British Rail Class 67, originalOperator, English Welsh & Scottish Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: English Welsh & Scottish Railway Context triple: [British Rail Class 67, originalOperator, English Welsh & Scottish Railway]
-
A.
English Welsh & Scottish Railway
chosen
English Welsh & Scottish Railway (EWS) was a major British rail freight company formed in the 1990s that became the dominant freight operator in the UK before later being absorbed into DB Cargo UK.
-
B.
Welsh Highland Railway
The Welsh Highland Railway is a scenic narrow-gauge heritage railway in North Wales that runs through the mountainous landscapes of Snowdonia.
-
C.
Anglia Railways
Anglia Railways was a former British train operating company that ran passenger rail services in East Anglia following the privatisation of UK railways.
-
D.
Glasgow and South Western Railway
The Glasgow and South Western Railway was a major pre-grouping Scottish railway company that operated routes in southwest Scotland and connected Glasgow with Ayrshire, Dumfries, and England.
-
E.
Aberystwith and Welsh Coast Railway
The Aberystwith and Welsh Coast Railway was a 19th-century railway company in Wales that developed coastal rail routes, including the line serving Aberystwyth.
- 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_69e11e3ecc7c8190b5f94cd8f42e9d37 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12b25eac4819094b3c50027ed66db |
completed | April 28, 2026, 9:48 p.m. |
Created at: April 16, 2026, 8:36 p.m.