Triple
T22348649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 155 |
E552466
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | West Yorkshire Passenger Transport Executive |
—
|
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: West Yorkshire Passenger Transport Executive | Statement: [British Rail Class 155, operator, West Yorkshire Passenger Transport Executive]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Yorkshire Passenger Transport Executive Context triple: [British Rail Class 155, operator, West Yorkshire Passenger Transport Executive]
-
A.
South Yorkshire Passenger Transport Executive
South Yorkshire Passenger Transport Executive is the public body responsible for planning, coordinating, and improving public transport services across the South Yorkshire region in England.
-
B.
South Yorkshire Passenger Transport Authority
The South Yorkshire Passenger Transport Authority was the public body responsible for overseeing and setting policy for local public transport services across the South Yorkshire region in England.
-
C.
West Yorkshire Metro
chosen
West Yorkshire Metro is the public transport executive responsible for coordinating and promoting bus and rail services across the West Yorkshire region in England.
-
D.
East Yorkshire Buses
East Yorkshire Buses is a regional bus company in East Yorkshire, England, operating local and interurban services including routes through Hull and surrounding areas.
-
E.
Tyne and Wear Passenger Transport Executive
Tyne and Wear Passenger Transport Executive was the former public body responsible for overseeing and coordinating public transport services, including the Tyne and Wear Metro, in the Tyne and Wear region of North East England.
- 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_69e11e4a0ad08190a385b4d343cf6524 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1579a1c308190ae2174f99ae317ab |
completed | April 29, 2026, 12:58 a.m. |
Created at: April 16, 2026, 8:43 p.m.