Triple
T1648960
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Type 9 Light Rail Vehicle |
E35647
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | streetcar |
C910
|
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: streetcar Context triple: [MBTA Type 9 Light Rail Vehicle, instanceOf, streetcar]
-
A.
streetcar route
A streetcar route is a predefined path along public streets that streetcars follow to provide scheduled passenger transportation between specific stops or terminals.
-
B.
streetcar model
A streetcar model is a scaled representation of a tram or streetcar vehicle, typically used for display, education, or hobbyist model railroading.
-
C.
streetcar system
chosen
A streetcar system is an urban public transit network that operates rail vehicles on fixed tracks, typically embedded in city streets, to transport passengers along defined routes.
-
D.
streetcar design
Streetcar design is the conceptual planning and configuration of a rail-guided urban transit vehicle’s form, structure, systems, and passenger environment to safely and efficiently operate within city streets.
-
E.
Metropolis
A Metropolis is a large, densely populated urban center that serves as a primary hub for economic, cultural, political, and social activities within a region or country.
- 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_69a8860568888190a32cd9f70acbba42 |
completed | March 4, 2026, 7:20 p.m. |
Created at: March 4, 2026, 7:29 p.m.