Triple
T23317339
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downeaster |
E590745
|
entity |
| Predicate | primaryTerminal |
P394
|
FINISHED |
| Object | Brunswick Maine Street Station |
—
|
NE NERFINISHED |
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: Brunswick Maine Street Station | Statement: [Downeaster, primaryTerminal, Brunswick Maine Street Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brunswick Maine Street Station Context triple: [Downeaster, primaryTerminal, Brunswick Maine Street Station]
-
A.
Brunswick Maine Street Station
chosen
Brunswick Maine Street Station is a passenger rail station in Brunswick, Maine that serves as the northern terminus of Amtrak’s Downeaster service and a key local transportation hub.
-
B.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
-
C.
Bowdoin station
Bowdoin station is an underground Massachusetts Bay Transportation Authority subway station in downtown Boston serving the Blue Line near Government Center.
-
D.
Union Station (Bangor, Maine)
Union Station (Bangor, Maine) was a historic railroad station that served as a major passenger and freight hub for Bangor and the surrounding region in the late 19th and early 20th centuries.
-
E.
New Britain Station
New Britain Station is a major bus rapid transit hub in New Britain, Connecticut, serving as a key stop on the CTfastrak system.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e25d1d32188190948eb76909d1dcc3 |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f197828c408190ae071624e40de4cc |
completed | April 29, 2026, 5:30 a.m. |
Created at: April 17, 2026, 5:06 p.m.