Triple
T14127546
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beijing Mass Transit Railway Operation Corporation Limited |
E340072
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | metro system operator |
C221
|
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: metro system operator Context triple: [Beijing Mass Transit Railway Operation Corporation Limited, instanceOf, metro system operator]
-
A.
metro operator
A metro operator is a person responsible for safely driving and controlling subway or metro trains according to schedules, signals, and operational procedures.
-
B.
mass transit operator
chosen
A mass transit operator is an entity responsible for managing, coordinating, and providing public transportation services such as buses, trains, or subways within a specific region or network.
-
C.
transport infrastructure operator
A transport infrastructure operator is an entity responsible for managing, maintaining, and regulating transportation networks and facilities such as roads, railways, ports, or airports to ensure safe and efficient movement of people and goods.
-
D.
metro train
A metro train is an electrically powered, multi-car rail vehicle designed to transport large numbers of passengers quickly and frequently along dedicated urban and suburban transit lines.
-
E.
metro service variant
A metro service variant is a specific version of a metro line’s operation, defined by a distinct pattern of stops, routing, frequency, or operating times that differentiates it from the standard 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_69d81c6a95b481909e39111e0c1f31ee |
completed | April 9, 2026, 9:38 p.m. |
Created at: April 9, 2026, 10:22 p.m.