Triple
T6191794
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SL2 |
E138406
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | MBTA Silver Line branch |
C641
|
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: MBTA Silver Line branch Context triple: [SL2, instanceOf, MBTA Silver Line branch]
-
A.
MBTA Commuter Rail station
An MBTA Commuter Rail station is a designated passenger facility along the Massachusetts Bay Transportation Authority’s regional rail network where trains stop to allow riders to board, alight, and connect with other modes of transit.
-
B.
Blue Line station
A Blue Line station is a designated stop or terminal along a transit system’s Blue Line where passengers can board, alight, and transfer between vehicles or services.
-
C.
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.
-
D.
tram line
A tram line is a designated route, typically with fixed tracks and stops, along which trams operate to provide urban or suburban public transportation.
-
E.
subway line
chosen
A subway line is a fixed route within an urban rail transit system, consisting of a sequence of stations and tracks over which trains operate according to a scheduled 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_69c008ab9b3081908a11b2c744838435 |
completed | March 22, 2026, 3:20 p.m. |
Created at: March 22, 2026, 4:19 p.m.