Triple
T21878863
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 68 |
E540224
|
entity |
| Predicate | family |
P566
|
FINISHED |
| Object | Vossloh Euro series |
—
|
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: Vossloh Euro series | Statement: [British Rail Class 68, family, Vossloh Euro series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vossloh Euro series Context triple: [British Rail Class 68, family, Vossloh Euro series]
-
A.
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.
-
B.
Vossloh Citylink tram-train vehicles
Vossloh Citylink tram-train vehicles are modern, dual-mode light rail units designed to operate seamlessly on both urban tram networks and mainline railway tracks.
-
C.
Alstom Coradia Nordic
The Alstom Coradia Nordic is a family of electric multiple-unit regional trains designed for high-capacity, high-frequency commuter and intercity services in Nordic countries, optimized for cold climates and demanding operating conditions.
-
D.
Siemens-Duewag U2
The Siemens-Duewag U2 is a high-floor light rail vehicle widely used in North American transit systems, notably in early expansions of Calgary’s CTrain network.
-
E.
Stadler FINK multiple unit
The Stadler FINK multiple unit is a modern narrow-gauge electric trainset built by Stadler Rail for regional passenger services, particularly suited to mountainous railway lines.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Vossloh Euro series Target entity description: The Vossloh Euro series is a family of modern diesel and electric locomotives designed by Vossloh for high-performance freight and passenger operations across European rail networks.
-
A.
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.
-
B.
Vossloh Citylink tram-train vehicles
Vossloh Citylink tram-train vehicles are modern, dual-mode light rail units designed to operate seamlessly on both urban tram networks and mainline railway tracks.
-
C.
Alstom Coradia Nordic
The Alstom Coradia Nordic is a family of electric multiple-unit regional trains designed for high-capacity, high-frequency commuter and intercity services in Nordic countries, optimized for cold climates and demanding operating conditions.
-
D.
Siemens-Duewag U2
The Siemens-Duewag U2 is a high-floor light rail vehicle widely used in North American transit systems, notably in early expansions of Calgary’s CTrain network.
-
E.
Stadler FINK multiple unit
The Stadler FINK multiple unit is a modern narrow-gauge electric trainset built by Stadler Rail for regional passenger services, particularly suited to mountainous railway lines.
- F. None of above. chosen
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_69e0c479a98081908ce333853fdd4348 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f118e42c108190b6308016655c429e |
completed | April 28, 2026, 8:30 p.m. |
Created at: April 16, 2026, 7:03 p.m.