Triple
T1602732
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Horwich Works |
E34431
|
entity |
| Predicate | laterOperatedBy |
P15084
|
FINISHED |
| Object | London, Midland and Scottish Railway |
E15342
|
NE FINISHED |
How this triple was built (3 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: [Horwich Works, laterOperatedBy, 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: [Horwich Works, laterOperatedBy, 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.
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.
-
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.
London and North Western Railway
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: laterOperatedBy Context triple: [Horwich Works, laterOperatedBy, London, Midland and Scottish Railway]
-
A.
formerlyOperatedBy
chosen
Indicates that an entity was previously operated or managed by another entity, but is no longer under that operation.
-
B.
operatedAs
Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
-
C.
operatedBefore
Indicates that one entity performed an operation or action at an earlier time than another entity.
-
D.
operatedByUnit
Indicates that an entity (such as a system, device, or facility) is run, controlled, or managed by a specific organizational unit.
-
E.
operatedFor
Indicates that one entity performed operations or provided services on behalf of, or in support of, another entity for a certain period or purpose.
- F. None of above.
Provenance (4 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_69a885fea6a481909fe83ba6441f1774 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a95b02cd448190be8e3db9a5a7bac0 |
completed | March 5, 2026, 10:29 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad680e8c908190a62a0a2f92a2b335 |
completed | March 8, 2026, 12:14 p.m. |
| PD | Predicate disambiguation | batch_69a907c1cad08190b9728dd557f39aa0 |
completed | March 5, 2026, 4:34 a.m. |
Created at: March 4, 2026, 7:28 p.m.