Triple
T6296880
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 375 |
E141151
|
entity |
| Predicate | family |
P566
|
FINISHED |
| Object | Electrostar |
E553230
|
NE FINISHED |
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: Electrostar | Statement: [British Rail Class 375, family, Electrostar]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Electrostar Context triple: [British Rail Class 375, family, Electrostar]
-
A.
Electrostar
chosen
Electrostar is a widely used family of British electric multiple-unit commuter trains built by Bombardier for suburban and regional services.
-
B.
Siemens Vectron
Siemens Vectron is a modular family of electric and diesel-electric locomotives designed for versatile passenger and freight operations across European rail networks.
-
C.
Aventra
Aventra is a family of modern electric multiple-unit trains designed and built by Bombardier Transportation (now Alstom) for use on the UK rail network.
-
D.
Bombardier TRAXX
Bombardier TRAXX is a family of modular electric and diesel-electric locomotives widely used for passenger and freight services across Europe.
-
E.
Siemens EuroSprinter
Siemens EuroSprinter is a family of high-performance electric locomotives developed by Siemens for freight and passenger rail services across Europe and beyond.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69c008cdf2ac8190bb640c94478fb4ed |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c0643ac2b48190b2db036ce709e7ea |
completed | March 22, 2026, 9:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c5198e2c1c81909d39adffbdadcbdf |
completed | March 26, 2026, 11:33 a.m. |
Created at: March 22, 2026, 4:27 p.m.