Triple
T20221171
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LIRR P72 coaches |
E495257
|
entity |
| Predicate | serviceArea |
P82
|
FINISHED |
| Object | Long Island Rail Road diesel territory |
—
|
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: Long Island Rail Road diesel territory | Statement: [LIRR P72 coaches, serviceArea, Long Island Rail Road diesel territory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Long Island Rail Road diesel territory Context triple: [LIRR P72 coaches, serviceArea, Long Island Rail Road diesel territory]
-
A.
Long Island Rail Road rail yards
The Long Island Rail Road rail yards are major train storage and maintenance facilities that support the operations of the Long Island Rail Road commuter rail system in the New York metropolitan area.
-
B.
Montauk Branch of Long Island Rail Road
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.
-
C.
Long Island Rail Road at Locust Valley
Long Island Rail Road at Locust Valley is a commuter rail station on the Oyster Bay Branch of the Long Island Rail Road serving the Locust Valley and Lattingtown areas of Nassau County, New York.
-
D.
Long Island Rail Road Main Line
The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
-
E.
Long Island Rail Road rolling stock
Long Island Rail Road rolling stock comprises the various passenger train cars and electric multiple units used to operate commuter rail services across Long Island and into New York City.
- 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: Long Island Rail Road diesel territory Target entity description: Long Island Rail Road diesel territory refers to the non-electrified portions of the LIRR network where trains are powered by diesel locomotives rather than third-rail electric power.
-
A.
Long Island Rail Road rail yards
The Long Island Rail Road rail yards are major train storage and maintenance facilities that support the operations of the Long Island Rail Road commuter rail system in the New York metropolitan area.
-
B.
Montauk Branch of Long Island Rail Road
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.
-
C.
Long Island Rail Road at Locust Valley
Long Island Rail Road at Locust Valley is a commuter rail station on the Oyster Bay Branch of the Long Island Rail Road serving the Locust Valley and Lattingtown areas of Nassau County, New York.
-
D.
Long Island Rail Road Main Line
The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
-
E.
Long Island Rail Road rolling stock
Long Island Rail Road rolling stock comprises the various passenger train cars and electric multiple units used to operate commuter rail services across Long Island and into New York City.
- 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_69da626cff80819097b530718a7c98b6 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66fd610f881908fdd22b1f8bd2efc |
completed | April 20, 2026, 6:26 p.m. |
Created at: April 11, 2026, 11:39 p.m.