Triple
T38505568
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak at Back Bay station |
E921754
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | rail transport service stop |
C37784
|
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: rail transport service stop Context triple: [Amtrak at Back Bay station, instanceOf, rail transport service stop]
-
A.
transport stop
A transport stop is a designated place where passengers can board or alight from public or shared transportation services such as buses, trams, or trains.
-
B.
Amtrak station stop
chosen
An Amtrak station stop is a designated location along an Amtrak rail route where trains halt to board and disembark passengers, often providing ticketing, waiting areas, and basic passenger services.
-
C.
metro line stop
A metro line stop is a designated location along a metro route where trains regularly halt to allow passengers to board and alight.
-
D.
metro line station stop
A metro line station stop is a designated location along a metro line where trains regularly halt to allow passengers to board and alight.
-
E.
terminal station
A terminal station is a railway or transit station where a line or service ends, requiring trains or vehicles to reverse direction or terminate their routes.
- 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_69f76ea3c5448190aa7002fc1ba3f874 |
completed | May 3, 2026, 3:49 p.m. |
Created at: May 3, 2026, 4:32 p.m.