Triple
T23317400
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak corridor services |
E590746
|
entity |
| Predicate | notableCorridor |
P10970
|
FINISHED |
| Object | Downeaster |
—
|
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: Downeaster | Statement: [Amtrak corridor services, notableCorridor, Downeaster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downeaster Context triple: [Amtrak corridor services, notableCorridor, Downeaster]
-
A.
Downeaster
chosen
The Downeaster is an Amtrak passenger train service that operates between Boston, Massachusetts, and Brunswick, Maine, providing regional rail connections through New England.
-
B.
Downeast Maine
Downeast Maine is a coastal region in eastern Maine known for its rugged shoreline, fishing communities, and iconic lighthouses.
-
C.
Trans-Atlantic Drawl
"Trans-Atlantic Drawl" is a B-side track by the English rock band Radiohead, known for its experimental sound and association with the "Pyramid Song" single era.
-
D.
Suncook
Suncook is a village and census-designated place that serves as the main population center shared by the towns of Pembroke and Allenstown in Merrimack County, New Hampshire.
-
E.
Maine Musik
Maine Musik is an American rapper known for his gritty street-oriented lyrics and association with the Baton Rouge hip-hop scene.
- 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.