Triple
T7622519
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fitchburg Line stations |
E172534
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | MBTA Commuter Rail stations |
C375
|
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 Commuter Rail stations Context triple: [Fitchburg Line stations, instanceOf, MBTA Commuter Rail stations]
-
A.
MBTA Commuter Rail station
chosen
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.
MBTA Silver Line station
An MBTA Silver Line station is a designated stop or terminal along Boston’s Silver Line bus rapid transit routes, providing passenger access to boarding, alighting, and related transit services.
-
C.
MBTA Red Line extension project
The MBTA Red Line extension project is a planned expansion of Boston’s Red Line rapid transit service, extending rail infrastructure and stations to improve regional connectivity, capacity, and access to public transportation.
-
D.
MARC station
A MARC station is a designated passenger rail stop along the Maryland Area Regional Commuter (MARC) train network, providing boarding, alighting, and related services for regional commuters.
-
E.
commuter rail station
A commuter rail station is a designated facility where passengers board and alight regional trains that connect suburbs or outlying areas with urban centers, typically offering platforms, ticketing, and basic passenger amenities.
- 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_69c699506b308190826894dab1d9ea86 |
completed | March 27, 2026, 2:50 p.m. |
Created at: March 27, 2026, 3:56 p.m.