Triple
T17506860
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro-North Railroad Waterbury Branch |
E426341
|
entity |
| Predicate | stationServed |
P6301
|
FINISHED |
| Object | Beacon Falls 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: Beacon Falls station | Statement: [Metro-North Railroad Waterbury Branch, stationServed, Beacon Falls station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beacon Falls station Context triple: [Metro-North Railroad Waterbury Branch, stationServed, Beacon Falls station]
-
A.
Beacon Falls station
chosen
Beacon Falls station is a small commuter rail stop in Beacon Falls, Connecticut, served by Metro-North Railroad’s Waterbury Branch.
-
B.
Nantasket Junction station
Nantasket Junction station is a Massachusetts Bay Transportation Authority commuter rail stop in Hingham, Massachusetts, serving the Greenbush Line.
-
C.
Meriden station
Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
-
D.
Naugatuck station
Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
-
E.
Ansonia station
Ansonia station is a commuter rail stop in Ansonia, Connecticut, served by the Waterbury Branch of the Metro-North Railroad New Haven Line.
- 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_69d889dd9164819087b1dc3c9240c870 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e45258b73c81909db581d4f1d27921 |
completed | April 19, 2026, 3:56 a.m. |
Created at: April 10, 2026, 5:48 a.m.