Triple
T21738522
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Belper railway station |
E536588
|
entity |
| Predicate | railwayRegion |
P15232
|
FINISHED |
| Object | East Midlands Railway region |
—
|
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: East Midlands Railway region | Statement: [Belper railway station, railwayRegion, East Midlands Railway region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Midlands Railway region Context triple: [Belper railway station, railwayRegion, East Midlands Railway region]
-
A.
East Midlands rail network
The East Midlands rail network is a regional railway system in central England that connects major cities and towns such as Nottingham, Derby, Leicester, and surrounding areas through passenger and freight services.
-
B.
East Midlands Railway
chosen
East Midlands Railway is a British train operating company providing regional and intercity passenger rail services across the East Midlands and surrounding areas.
-
C.
London Midland Region
The London Midland Region was a major administrative division of British Railways responsible for rail services across central and north-western England and parts of Scotland after nationalisation in 1948.
-
D.
West Midlands rail zone
West Midlands rail zone is a designated public transport fare area in England that defines where certain rail tickets and travelcards are valid across the West Midlands rail network.
-
E.
West Midlands rail network
The West Midlands rail network is a regional railway system in central England that connects major cities and towns such as Birmingham, Wolverhampton, and Coventry through a range of suburban, regional, and intercity services.
- 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_69e0c46df5448190b4322127ffc4c690 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69effd0e94c4819096bace0c661f5156 |
completed | April 28, 2026, 12:19 a.m. |
Created at: April 16, 2026, 6:49 p.m.