Triple
T19586550
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Riverhead station |
E490120
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Greenport Branch |
—
|
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: Greenport Branch | Statement: [Riverhead station, railwayLine, Greenport Branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Greenport Branch Context triple: [Riverhead station, railwayLine, Greenport Branch]
-
A.
Greenport Branch
chosen
The Greenport Branch is the eastern segment of the Long Island Rail Road’s Main Line that runs between Ronkonkoma and Greenport on Long Island, New York.
-
B.
Waterbury Branch
The Waterbury Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, running between Waterbury and the New Haven Line at Bridgeport.
-
C.
Ronkonkoma Branch
The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
-
D.
Oyster Bay Branch
The Oyster Bay Branch is a commuter rail line of the Long Island Rail Road in New York that runs through Nassau County to the village of Oyster Bay.
-
E.
Rockport Branch
Rockport Branch is a rail line segment in Massachusetts that forms the Rockport portion of the MBTA Commuter Rail’s Newburyport/Rockport Line, serving communities on Cape Ann.
- 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_69d8e8dd9374819098e36349b3211663 |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e640523d10819091320a61456f6437 |
completed | April 20, 2026, 3:03 p.m. |
Created at: April 10, 2026, 1:42 p.m.