Triple
T19673529
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shrewsbury–Wolverhampton line |
E472392
|
entity |
| Predicate | historicalOperator |
P2834
|
FINISHED |
| Object | London and North Western 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 and North Western Railway | Statement: [Shrewsbury–Wolverhampton line, historicalOperator, London and North Western Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London and North Western Railway Context triple: [Shrewsbury–Wolverhampton line, historicalOperator, London and North Western Railway]
-
A.
London and North Western Railway
chosen
London and North Western Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across England and Wales before becoming part of the London, Midland and Scottish Railway in 1923.
-
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.
London and South Western Railway
The London and South Western Railway was a major 19th- and early 20th-century British railway company that operated an extensive network in southwest London, Surrey, Hampshire, and the West Country, including key routes to the south coast and the port of Southampton.
-
D.
North Western Railway
North Western Railway is one of the zones of Indian Railways, overseeing rail operations across parts of Rajasthan and neighboring regions in northwestern India.
-
E.
North Western Railway
North Western Railway is a fictional railway company featured in The Railway Series books by Rev. W. Awdry, set on the Island of Sodor and known for its anthropomorphic locomotives.
- 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_69d8e514f2e08190ba70a4449519d218 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e6416e19d881909248c4f778f7147a |
completed | April 20, 2026, 3:08 p.m. |
Created at: April 10, 2026, 1:45 p.m.