Triple
T18258822
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dundee and Arbroath Railway |
E437290
|
entity |
| Predicate | successor |
P78
|
FINISHED |
| Object | London, Midland and 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: London, Midland and Scottish Railway | Statement: [Dundee and Arbroath Railway, successor, London, Midland and Scottish Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London, Midland and Scottish Railway Context triple: [Dundee and Arbroath Railway, successor, London, Midland and Scottish Railway]
-
A.
London, Midland and Scottish Railway
chosen
The London, Midland and Scottish Railway was a major British railway company formed in 1923 that operated an extensive network across England, Scotland, and Wales until nationalisation in 1948.
-
B.
London and North Eastern Railway
London and North Eastern Railway was a major British railway company formed in 1923, known for operating key routes in eastern and northeastern England and for famous express trains like the Flying Scotsman and Mallard.
-
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.
Eastern and Midlands Railway
Eastern and Midlands Railway was a 19th-century British railway company that developed and operated lines in eastern England before being absorbed into larger railway systems.
-
E.
Great Western Railway
Great Western Railway is a major British train operating company providing intercity and regional rail services across western and southern England and South Wales.
- 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_69d8b913351c8190932b6a426de04b41 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4fd8879e88190893f8da7c3529496 |
completed | April 19, 2026, 4:06 p.m. |
Created at: April 10, 2026, 10:34 a.m.