Triple
T94983
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Transit Authority |
E1910
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | mass transit 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: mass transit system operator Context triple: [Chicago Transit Authority, instanceOf, mass transit system operator]
-
A.
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.
-
B.
public transportation agency
A public transportation agency is an organization responsible for planning, operating, and managing shared transit services such as buses, trains, and other modes to provide mobility for the public within a defined region.
-
C.
public transit system
A public transit system is an organized network of shared transportation services—such as buses, trains, subways, and trams—designed to move large numbers of people efficiently within and between urban and regional areas.
-
D.
rail transit
Rail transit is a public transportation system that moves passengers or freight along fixed steel tracks using trains, subways, trams, or light rail vehicles, typically in urban or intercity corridors.
-
E.
rapid transit line
A rapid transit line is a high-capacity, high-frequency urban rail route operating on an exclusive or mostly separated right-of-way to provide fast, reliable public transportation between key areas of a city or metropolitan region.
- 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_69a24d4862f881908cc8b89d3a78031d |
completed | Feb. 28, 2026, 2:04 a.m. |
Created at: Feb. 28, 2026, 2:09 a.m.