Triple
T19004586
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LIRR Port Jefferson Branch |
E465045
|
entity |
| Predicate | connectsToTerminal |
P21403
|
FINISHED |
| Object | Grand Central Madison (via Main Line) |
—
|
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: Grand Central Madison (via Main Line) | Statement: [LIRR Port Jefferson Branch, connectsToTerminal, Grand Central Madison (via Main Line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grand Central Madison (via Main Line) Context triple: [LIRR Port Jefferson Branch, connectsToTerminal, Grand Central Madison (via Main Line)]
-
A.
Grand Central Madison station
Grand Central Madison station is a major Long Island Rail Road terminal beneath Grand Central Terminal in Midtown Manhattan, created to bring LIRR service directly to Manhattan’s East Side.
-
B.
Grand Central Madison
chosen
Grand Central Madison is a major New York City rail terminal located beneath Grand Central Terminal, built to bring Long Island Rail Road service directly into Midtown Manhattan.
-
C.
Centre Avenue station
Centre Avenue station is a commuter rail stop on the Long Island Rail Road serving the Long Beach Branch in Nassau County, New York.
-
D.
Lake Street/Midtown Station
Lake Street/Midtown Station is a light rail transit stop in Minneapolis, Minnesota, serving the METRO Blue Line and the surrounding Lake Street and Midtown neighborhoods.
-
E.
Green Line (CTA) main line
The Green Line (CTA) main line is a principal rapid transit route in Chicago’s 'L' system, running primarily along the South and West Sides and serving as a core corridor that branches to multiple termini.
- 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_69d8dd01a56c81909694a128c66b21d7 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d6a3db9c8190a1bf0228e360a6e0 |
completed | April 20, 2026, 7:32 a.m. |
Created at: April 10, 2026, 12:01 p.m.