Triple
T12045917
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CTfastrak |
E286786
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Flatbush Avenue Station |
E154394
|
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: Flatbush Avenue Station | Statement: [CTfastrak, hasStation, Flatbush Avenue Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Flatbush Avenue Station Context triple: [CTfastrak, hasStation, Flatbush Avenue Station]
-
A.
Flatbush Avenue station
chosen
Flatbush Avenue station, now known as Atlantic Terminal, is a major Long Island Rail Road hub in Brooklyn serving as a key transit connection point for commuters.
-
B.
Nassau Boulevard station
Nassau Boulevard station is a Long Island Rail Road commuter rail stop serving the village of Garden City in Nassau County, New York.
-
C.
Astoria Boulevard station
Astoria Boulevard station is an elevated New York City Subway station in Astoria, Queens, serving the neighborhood along the Astoria Line.
-
D.
Astoria–Ditmars Boulevard station
Astoria–Ditmars Boulevard station is the elevated northern terminal of the New York City Subway’s N and W lines, located in the Astoria neighborhood of Queens.
-
E.
Rockaway Boulevard station
Rockaway Boulevard station is a New York City Subway station in Queens that serves the Ozone Park neighborhood along the IND Fulton Street 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_69d6ab4780948190bdb9f7620c2ac27e |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9041fe3b0819094b82a6b17ac59c3 |
completed | April 10, 2026, 2:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f649dbf081908e76c45e362217c1 |
completed | May 2, 2026, 1:04 p.m. |
Created at: April 8, 2026, 9:47 p.m.