Triple
T10943593
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Valley Flyer |
E258536
|
entity |
| Predicate | startPoint |
P389
|
FINISHED |
| Object | Greenfield station |
E772852
|
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: Greenfield station | Statement: [Amtrak Valley Flyer, startPoint, Greenfield station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Greenfield station Context triple: [Amtrak Valley Flyer, startPoint, Greenfield station]
-
A.
Greenfield station
chosen
Greenfield station is a passenger rail and bus transportation hub serving the city of Greenfield in northwestern Massachusetts.
-
B.
Westwood station
Westwood station is a New Jersey Transit commuter rail stop in Westwood, New Jersey, serving passengers on the Pascack Valley Line.
-
C.
Meadowbrook station
Meadowbrook station is a light rail stop on Utah's TRAX system serving the Salt Lake Valley with commuter transit connections.
-
D.
Greenvale station
Greenvale station is a Long Island Rail Road stop on the Oyster Bay Branch serving the hamlet of Greenvale in Nassau County, New York.
-
E.
Bridgewater station
Bridgewater station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop in Bridgewater, Massachusetts, serving the Middleborough/Lakeville Line.
- 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_69d6aa8769b4819082bfe5e61b9017f0 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d770c3fb388190a598f89ae59a7b51 |
completed | April 9, 2026, 9:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e23c2dea008190af68336a096b7f7c |
completed | April 17, 2026, 1:57 p.m. |
Created at: April 8, 2026, 9:23 p.m.