Triple
T24814054
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 745 |
E620866
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | mainline multiple unit |
C11312
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: mainline multiple unit Context triple: [British Rail Class 745, instanceOf, mainline multiple unit]
-
A.
diesel-electric multiple unit family
A diesel-electric multiple unit family is a group of closely related self-propelled rail vehicles that use onboard diesel engines to generate electricity for traction motors, sharing common design, components, and performance characteristics.
-
B.
bi-mode multiple unit train
chosen
A bi-mode multiple unit train is a self-propelled trainset capable of operating using both external electric power (from overhead lines or third rail) and onboard diesel or battery power, allowing seamless running across electrified and non-electrified routes.
-
C.
British Rail Mark 3 variant
A British Rail Mark 3 variant is a specific version of the Mark 3 passenger rail coach, modified or configured for particular operational roles, comfort standards, or railway operators.
-
D.
British Rail Mark 2 coach variant
A British Rail Mark 2 coach variant is a specific design iteration within the Mark 2 family of passenger railway carriages, distinguished by particular structural, interior, and technical features tailored to different service requirements and eras.
-
E.
streamlined locomotive
A streamlined locomotive is a high-speed railway engine designed with smooth, aerodynamic contours to reduce air resistance and improve efficiency and performance.
- F. None of above.
Provenance (1 batch)
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_69e2fabfd4648190bd0e5c7f4dbb6cab |
completed | April 18, 2026, 3:30 a.m. |
Created at: April 18, 2026, 4:59 a.m.