Triple
T36601708
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Tank Car Company |
E902932
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | railcar maintenance company |
C21077
|
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: railcar maintenance company Context triple: [Union Tank Car Company, instanceOf, railcar maintenance company]
-
A.
rolling stock maintenance company
chosen
A rolling stock maintenance company is an organization that inspects, services, repairs, and overhauls railway vehicles such as locomotives, passenger coaches, and freight wagons to ensure their safety, reliability, and regulatory compliance.
-
B.
railcar fleet manager
A railcar fleet manager is responsible for overseeing the allocation, maintenance, scheduling, and utilization of railcars to ensure efficient, safe, and cost-effective rail operations.
-
C.
railway holding company
A railway holding company is a parent corporation that owns and controls one or more railway operating or infrastructure companies, managing their strategic direction and financial interests without necessarily running day-to-day train operations itself.
-
D.
rail transport manufacturer
A rail transport manufacturer is a company that designs, engineers, and produces railway vehicles and related equipment such as locomotives, passenger cars, freight wagons, and signaling systems.
-
E.
rail transport company
A rail transport company is an organization that owns, operates, or manages trains and railway infrastructure to provide freight and/or passenger transportation services.
- 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_69f76e66b7b88190848f7a3e1188915f |
completed | May 3, 2026, 3:48 p.m. |
Created at: May 3, 2026, 4:11 p.m.