Triple
T17329249
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tyne and Wear Metro Class 994 units |
E420769
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | Tyne and Wear Metro rolling stock |
C8948
|
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: Tyne and Wear Metro rolling stock Context triple: [Tyne and Wear Metro Class 994 units, instanceOf, Tyne and Wear Metro rolling stock]
-
A.
British Rail second-generation DMU
A British Rail second-generation DMU is a diesel multiple unit train introduced from the 1980s onward, featuring improved performance, comfort, and safety over first-generation units and designed for regional and suburban passenger services across the UK rail network.
-
B.
Docklands Light Railway branch
A Docklands Light Railway branch is a secondary route that diverges from the main DLR network to serve specific areas or destinations within London’s Docklands and surrounding districts.
-
C.
rail vehicle
A rail vehicle is a wheeled conveyance designed to operate on railway tracks for transporting passengers, freight, or performing specialized rail-related tasks.
-
D.
rolling stock
chosen
Rolling stock refers to all the vehicles that move on a railway, including locomotives, passenger coaches, freight wagons, and maintenance units.
-
E.
New York City Subway rolling stock class
A New York City Subway rolling stock class is a standardized group of subway cars sharing common design, technical specifications, and operational characteristics used on the NYC subway system.
- 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_69d889d3adc881909319f1edb8d2a956 |
completed | April 10, 2026, 5:25 a.m. |
Created at: April 10, 2026, 5:43 a.m.