Triple
T969800
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | DE30AC locomotive |
E20919
|
entity |
| Predicate | usedOnLine |
P15252
|
FINISHED |
| Object | LIRR Port Jefferson Branch |
E16095
|
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: LIRR Port Jefferson Branch | Statement: [DE30AC locomotive, usedOnLine, LIRR Port Jefferson Branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LIRR Port Jefferson Branch Context triple: [DE30AC locomotive, usedOnLine, LIRR Port Jefferson Branch]
-
A.
LIRR Hempstead Branch
The LIRR Hempstead Branch is a Long Island Rail Road commuter rail line in New York that runs between Hempstead and major hubs in Queens and Manhattan.
-
B.
LIRR Far Rockaway Branch
The LIRR Far Rockaway Branch is a commuter rail line of the Long Island Rail Road that runs between Far Rockaway in Queens and Jamaica, providing service to southeastern Queens and connections to Manhattan.
-
C.
LIRR Babylon Branch
The LIRR Babylon Branch is a major electrified commuter rail line on the Long Island Rail Road that runs from Jamaica in Queens through Nassau County to Babylon in Suffolk County.
-
D.
LIRR Montauk Branch
The LIRR Montauk Branch is a Long Island Rail Road line that runs from Jamaica in Queens through Long Island’s South Shore communities to Montauk at the island’s eastern tip.
-
E.
Long Island Rail Road Port Jefferson Branch
chosen
The Long Island Rail Road Port Jefferson Branch is a commuter rail line on Long Island that runs between western terminals in New York City and the village of Port Jefferson, serving numerous communities along the island’s north shore.
- 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_69a493b33d2c81909c52c369d3ca8436 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4b75103688190a14342eef3842984 |
completed | March 1, 2026, 10:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acce53fd1c81909b3715231ad09b91 |
completed | March 8, 2026, 1:18 a.m. |
Created at: March 1, 2026, 7:40 p.m.