Triple
T6753470
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Flatbush Avenue station |
E154394
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object | BMT Fourth Avenue Line |
E146681
|
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: BMT Fourth Avenue Line | Statement: [Flatbush Avenue station, connectsWith, BMT Fourth Avenue Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BMT Fourth Avenue Line Context triple: [Flatbush Avenue station, connectsWith, BMT Fourth Avenue Line]
-
A.
BMT Fourth Avenue Line
chosen
The BMT Fourth Avenue Line is a major New York City Subway trunk line in Brooklyn, running beneath Fourth Avenue and serving as a key corridor for multiple services.
-
B.
BMT Franklin Avenue Line
The BMT Franklin Avenue Line is a short New York City Subway shuttle route in Brooklyn that connects the Fulton Street Line with the Brighton Line.
-
C.
BMT Myrtle Avenue Line
The BMT Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens that primarily carries the M train along an elevated route.
-
D.
BMT Archer Avenue Line
The BMT Archer Avenue Line is a New York City Subway line in Queens that carries BMT services to and from the Jamaica Center–Parsons/Archer terminal.
-
E.
BMT Broadway Line
The BMT Broadway Line is a major New York City Subway trunk line in Manhattan, carrying N, Q, R, and W trains through Midtown and Lower Manhattan via Broadway.
- 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_69c6880fd5808190be684854081e27dd |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d1f32fa08190bb23dc24fef14c8d |
completed | March 27, 2026, 6:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c748a267488190bc7c5da9503b78c9 |
completed | March 28, 2026, 3:18 a.m. |
Created at: March 27, 2026, 2:11 p.m.