Triple
T22236575
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 139 |
E549607
|
entity |
| Predicate | regionInService |
P82
|
FINISHED |
| Object | West Midlands |
—
|
NE NERFINISHED |
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: West Midlands | Statement: [British Rail Class 139, regionInService, West Midlands]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Midlands Context triple: [British Rail Class 139, regionInService, West Midlands]
-
A.
West Midlands
chosen
West Midlands is a metropolitan county and region in central England that includes major cities such as Birmingham, Coventry, and Wolverhampton and serves as a key industrial and cultural hub.
-
B.
South Midlands
South Midlands is a region of England encompassing parts of the central and southern Midlands, often referenced in administrative, sporting, and planning contexts.
-
C.
South East Midlands
South East Midlands is an economic and administrative region in central England that includes parts of counties such as Bedfordshire and serves as a hub for growth, transport, and development.
-
D.
London and the Midlands
London and the Midlands refers to the capital city of the United Kingdom and the central region of England, a major corridor of economic, industrial, and transport activity.
-
E.
East Midlands
The East Midlands is a region of central England known for its mix of historic industrial cities, rural landscapes, and transport links connecting northern and southern England.
- 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: regionInService Context triple: [British Rail Class 139, regionInService, West Midlands]
-
A.
regionServedFromHub
Indicates that a particular region receives its services, operations, or logistical support from a specified hub location.
-
B.
regionServedByPayload
Indicates that a specific geographic or administrative region is the area covered or served by a given payload (such as a service, delivery, or data package).
-
C.
areaOfService
Indicates the geographic or functional region within which a service is provided or applicable.
-
D.
areaServed
chosen
Indicates the geographic region or jurisdiction within which a service, organization, or activity is provided or applicable.
-
E.
isInhabitedRegionServed
Indicates that a particular inhabited region is provided with services or coverage by a specified entity (such as an organization, facility, or infrastructure).
- F. None of above.
Provenance (3 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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12bf7b1d8819091087dcfdb2e967c |
completed | April 28, 2026, 9:51 p.m. |
| PD | Predicate disambiguation | batch_69e71b5177d881908f90abde14ada7dc |
completed | April 21, 2026, 6:38 a.m. |
Created at: April 16, 2026, 8:38 p.m.