Triple
T9061433
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amfleet railcar family |
E217133
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | stainless-steel passenger coach |
C8458
|
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: stainless-steel passenger coach Context triple: [Amfleet railcar family, instanceOf, stainless-steel passenger coach]
-
A.
passenger train
A passenger train is a rail vehicle or series of connected vehicles designed to transport people and their luggage between stations along a fixed route and schedule.
-
B.
Group B car
A Group B car is a high-performance rally vehicle built to the FIA’s 1980s Group B regulations, characterized by extreme power, advanced technology, and minimal restrictions that led to both legendary speed and significant safety concerns.
-
C.
rail vehicle
chosen
A rail vehicle is a wheeled conveyance designed to operate on railway tracks for transporting passengers, freight, or performing specialized rail-related tasks.
-
D.
bi-level passenger railcar
A bi-level passenger railcar is a rail vehicle with two passenger decks designed to increase seating capacity and improve space efficiency on trains.
-
E.
lounge car
A lounge car is a passenger train car designed for relaxation and socializing, typically featuring comfortable seating, tables, and sometimes food or beverage service.
- 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_69ca83d4425481909a319dab847724ec |
completed | March 30, 2026, 2:08 p.m. |
Created at: March 30, 2026, 7:11 p.m.