Triple
T9869861
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Empire Service |
E239927
|
entity |
| Predicate | majorStop |
P29762
|
FINISHED |
| Object | Buffalo–Exchange Street station |
E826004
|
NE FINISHED |
How this triple was built (2 steps)
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.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Buffalo–Exchange Street station | Statement: [Amtrak Empire Service, majorStop, Buffalo–Exchange Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Buffalo–Exchange Street station Context triple: [Amtrak Empire Service, majorStop, Buffalo–Exchange Street station]
-
A.
Buffalo–Exchange Street station
chosen
Buffalo–Exchange Street station is a passenger rail station in downtown Buffalo, New York, serving Amtrak trains and providing access to the city’s central business district.
-
B.
Shawmut station
Shawmut station is a rapid transit stop on Boston's MBTA Red Line serving the Dorchester neighborhood along the Ashmont branch.
-
C.
Fairview Avenue station
Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
-
D.
Highland Avenue station
Highland Avenue station is a New Jersey Transit commuter rail stop in Orange, New Jersey, serving local passengers on the Morris & Essex Lines.
-
E.
Bloomfield Avenue station
Bloomfield Avenue station is a light rail stop on the Newark Light Rail system in Newark, New Jersey, serving local commuters along the Bloomfield Avenue corridor.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
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_69ca84e7506c819095cbde4ff16512bb |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cdb3d498b481908f82f31f98b57c7e |
completed | April 2, 2026, 12:09 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d22886b2388190a4320eeb81f3e433 |
completed | April 5, 2026, 9:16 a.m. |
Created at: March 30, 2026, 8:36 p.m.