Triple
T3503080
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Muni Metro Market Street lines |
E74013
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | light rail line group |
C5215
|
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: light rail line group Context triple: [Muni Metro Market Street lines, instanceOf, light rail line group]
-
A.
light rail transit line
chosen
A light rail transit line is a fixed-route urban or suburban rail corridor using electrically powered, relatively low-capacity trains that operate on dedicated or semi-exclusive tracks to provide frequent, short- to medium-distance passenger service.
-
B.
light rail vehicle
A light rail vehicle is a rail-based transit vehicle designed for urban and suburban passenger service, typically operating on dedicated or shared tracks with frequent stops and moderate capacity.
-
C.
light rail operations facility
A light rail operations facility is a specialized complex where light rail vehicles are stored, maintained, dispatched, and managed to support safe and efficient transit service.
-
D.
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.
-
E.
rapid transit line segment
A rapid transit line segment is a contiguous portion of a rapid transit route between two defined points (such as stations, junctions, or terminals) that carries high-frequency, high-capacity passenger rail 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_69ad85ce7a9c81909ddc5cf0cb67a6e3 |
completed | March 8, 2026, 2:21 p.m. |
Created at: March 8, 2026, 3:18 p.m.