Triple
T19066569
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Long Island Rail Road branches |
E466672
|
entity |
| Predicate | haveBranch |
P49773
|
FINISHED |
| Object | Sag Harbor Branch (historical) |
—
|
NE NERFINISHED |
How this triple was built (3 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: Sag Harbor Branch (historical) | Statement: [Long Island Rail Road branches, haveBranch, Sag Harbor Branch (historical)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sag Harbor Branch (historical) Context triple: [Long Island Rail Road branches, haveBranch, Sag Harbor Branch (historical)]
-
A.
Sag Harbor, New York
Sag Harbor, New York is a historic waterfront village on eastern Long Island known for its 19th-century whaling industry, preserved architecture, and vibrant arts and boating culture.
-
B.
Port Jefferson Branch
The Port Jefferson Branch is a Long Island Rail Road commuter rail line in New York that runs from Hicksville to Port Jefferson, serving communities along the island’s North Shore.
-
C.
Wassaic Branch
The Wassaic Branch is a commuter rail line in New York State operated by Metro-North Railroad, serving communities in eastern Dutchess County as the northern extension of the Harlem Line.
-
D.
Greenport Branch
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.
-
E.
Harborfields Public Library
Harborfields Public Library is a community public library serving the residents of Greenlawn and the surrounding Harborfields area in New York with educational, cultural, and recreational resources.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sag Harbor Branch (historical) Target entity description: The Sag Harbor Branch (historical) was a former Long Island Rail Road line that once served the village of Sag Harbor on the South Fork of Long Island, New York.
-
A.
Sag Harbor, New York
Sag Harbor, New York is a historic waterfront village on eastern Long Island known for its 19th-century whaling industry, preserved architecture, and vibrant arts and boating culture.
-
B.
Port Jefferson Branch
The Port Jefferson Branch is a Long Island Rail Road commuter rail line in New York that runs from Hicksville to Port Jefferson, serving communities along the island’s North Shore.
-
C.
Wassaic Branch
The Wassaic Branch is a commuter rail line in New York State operated by Metro-North Railroad, serving communities in eastern Dutchess County as the northern extension of the Harlem Line.
-
D.
Greenport Branch
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.
-
E.
Harborfields Public Library
Harborfields Public Library is a community public library serving the residents of Greenlawn and the surrounding Harborfields area in New York with educational, cultural, and recreational resources.
- F. None of above. chosen
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_69d8dd04f4488190b1121cc53ef2bfd6 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e198621481908618f65dd01746fc |
completed | April 20, 2026, 8:19 a.m. |
Created at: April 10, 2026, 12:03 p.m.