Triple
T5438349
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SFM |
E122067
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | Caltrain station code |
C1043
|
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: Caltrain station code Context triple: [SFM, instanceOf, Caltrain station code]
-
A.
Amtrak station code
An Amtrak station code is a unique three-letter identifier assigned to each train station served by Amtrak for use in reservations, ticketing, and operations.
-
B.
railway station code
chosen
A railway station code is a short alphanumeric identifier assigned to a specific train station to uniquely reference it in timetables, ticketing, and railway operations.
-
C.
IATA-like rail station code
A short, standardized alphanumeric identifier assigned to a railway station, analogous to IATA airport codes, used to uniquely reference stations in timetables, ticketing, and operational systems.
-
D.
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.
-
E.
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.
- 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_69bd46400768819092925d461c0b8432 |
completed | March 20, 2026, 1:06 p.m. |
Created at: March 20, 2026, 2:07 p.m.