Triple
T20484025
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Perris Valley extension |
E502537
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | commuter rail line extension |
C43599
|
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: commuter rail line extension Context triple: [Perris Valley extension, instanceOf, commuter rail line extension]
-
A.
subway line extension
A subway line extension is an added segment of track and stations that lengthens an existing subway route to serve new areas and increase transit capacity.
-
B.
commuter rail line
A commuter rail line is a passenger train service that operates on fixed tracks and schedules to connect suburban or outlying areas with a central city, primarily serving daily work and school commuters.
-
C.
light rail expansion project
A light rail expansion project is a coordinated planning, design, and construction effort to extend an existing light rail transit system’s routes, capacity, and supporting infrastructure to serve additional areas and riders.
-
D.
commuter rail infrastructure
Commuter rail infrastructure comprises the physical and operational systems—such as tracks, stations, signaling, power, and maintenance facilities—designed to support frequent, reliable passenger train service between suburbs and urban centers.
-
E.
rapid transit expansion project
A rapid transit expansion project is a coordinated planning, design, and construction effort to extend or enhance high-capacity public transportation networks to improve urban mobility and accommodate future demand.
- F. None of above. chosen
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_69e0b4af32848190aea80682b44d5d6e |
completed | April 16, 2026, 10:06 a.m. |
Created at: April 16, 2026, 11:34 a.m.