Triple
T21568832
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Provincial sector |
E532230
|
entity |
| Predicate | successorSector |
P14054
|
FINISHED |
| Object | Regional Railways sector |
—
|
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: Regional Railways sector | Statement: [British Rail Provincial sector, successorSector, Regional Railways sector]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Regional Railways sector Context triple: [British Rail Provincial sector, successorSector, Regional Railways sector]
-
A.
Regional Railways
chosen
Regional Railways was one of the post-sectorisation passenger business sectors of British Rail, responsible for operating local and regional train services across much of the UK outside the main intercity and commuter networks.
-
B.
Railways
Railways is an Indian domestic cricket team representing the employees and institutions of Indian Railways in national competitions.
-
C.
Regional Rail Link
The Regional Rail Link is a major Victorian rail infrastructure project that created dedicated regional tracks through Melbourne’s western suburbs to improve capacity and reliability for country train services such as those on the Geelong line.
-
D.
Railway Division
The Railway Division is a specialist branch of the Institution of Mechanical Engineers that focuses on railway engineering, technology, and industry practice.
-
E.
Commercial Railway
Commercial Railway was the original name of the London and Blackwall Railway, an early 19th-century passenger and freight railway in east London.
- 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: successorSector Context triple: [British Rail Provincial sector, successorSector, Regional Railways sector]
-
A.
successorArea
Indicates that one area directly follows or replaces another area in a defined sequence, progression, or versioning of areas.
-
B.
successorDivision
chosen
Indicates that one division is the organizational successor that continues or replaces the role, functions, or identity of another division.
-
C.
successorSubunit
Indicates that one organizational subunit is the direct successor or continuation of another subunit in a structural or temporal sequence.
-
D.
successor
Indicates that one entity directly follows another in an ordered sequence or position.
-
E.
successorCategory
Indicates that one category directly follows or replaces another in an ordered sequence or hierarchy.
- 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_69e0c460db088190828c64206a450273 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eee9cad95c8190ab165ced6f242302 |
completed | April 27, 2026, 4:44 a.m. |
| PD | Predicate disambiguation | batch_69e6320c8c2c81908bf031447d66a052 |
completed | April 20, 2026, 2:02 p.m. |
Created at: April 16, 2026, 6:30 p.m.