Triple
T22239206
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 150 |
E549675
|
entity |
| Predicate | manufacturer |
P490
|
FINISHED |
| Object | BREL Derby |
—
|
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: BREL Derby | Statement: [British Rail Class 150, manufacturer, BREL Derby]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BREL Derby Context triple: [British Rail Class 150, manufacturer, BREL Derby]
-
A.
BREL Derby
chosen
BREL Derby was a major British railway engineering works in Derby that built and maintained rolling stock for the UK rail network.
-
B.
BREL York
BREL York was a major British railway engineering works in York that built and maintained rolling stock for the national rail network.
-
C.
Derby Corse
Derby Corse is the fiercely contested Corsican football rivalry match between AC Ajaccio and SC Bastia.
-
D.
Derby & Miller
Derby & Miller was a 19th-century American publishing firm best known for issuing Solomon Northup’s slave narrative "Twelve Years a Slave."
-
E.
The Derby
The Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs.
- 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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f132123a048190ba5a90d7acb9aeb2 |
completed | April 28, 2026, 10:17 p.m. |
Created at: April 16, 2026, 8:38 p.m.