Triple
T5100619
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mastic–Shirley |
E114971
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Montauk Branch trains |
E274497
|
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: Montauk Branch trains | Statement: [Mastic–Shirley, servedBy, Montauk Branch trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Montauk Branch trains Context triple: [Mastic–Shirley, servedBy, Montauk Branch trains]
-
A.
Montauk Branch of Long Island Rail Road
chosen
The Montauk Branch of the Long Island Rail Road is a commuter and seasonal rail line that runs along Long Island’s South Shore, providing key passenger service between New York City and the Hamptons out to Montauk.
-
B.
Long Island Rail Road Port Washington Branch
The Long Island Rail Road Port Washington Branch is a commuter rail line in New York that runs from Manhattan to Port Washington, serving communities along the North Shore of Long Island.
-
C.
Long Island Rail Road
Long Island Rail Road is a major commuter rail system serving Long Island and parts of New York City, known as one of the busiest and oldest railroads in the United States.
-
D.
Harlem Line of the Metro-North Railroad
The Harlem Line of the Metro-North Railroad is a commuter rail line running from New York City north through Westchester, Putnam, and Dutchess counties, providing key suburban and exurban service into Manhattan.
-
E.
New York City Subway M line
The New York City Subway M line is a rapid transit service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue 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_69bd443fc49c819089629c00e311310c |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd758381dc8190ac491788d27ab8e0 |
completed | March 20, 2026, 4:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69becfc467008190ae704139f21edae2 |
completed | March 21, 2026, 5:05 p.m. |
Created at: March 20, 2026, 1:40 p.m.