Triple
T22841541
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | R (New York City Subway service) |
E566091
|
entity |
| Predicate | corridor |
P5520
|
FINISHED |
| Object | BMT Broadway Line corridor |
—
|
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: BMT Broadway Line corridor | Statement: [R (New York City Subway service), corridor, BMT Broadway Line corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BMT Broadway Line corridor Context triple: [R (New York City Subway service), corridor, BMT Broadway Line corridor]
-
A.
BMT Broadway Elevated Line (Brooklyn)
The BMT Broadway Elevated Line in Brooklyn was an elevated rapid transit line that formed part of New York City’s early Brooklyn–Manhattan Transit (BMT) system, serving neighborhoods along Broadway before its eventual closure and demolition.
-
B.
BMT Broadway Line
chosen
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.
-
C.
Broadway Line (Manhattan)
The Broadway Line in Manhattan is a major New York City Subway trunk line running under Broadway and serving as a key north–south corridor for multiple services, including the Q train.
-
D.
Broadway Line (Brooklyn)
The Broadway Line in Brooklyn is a New York City Subway corridor in Brooklyn that carries services such as the Second Avenue–Broadway Express and connects local neighborhoods to Manhattan-bound routes.
-
E.
Broadway (Astoria Line)
Broadway is a local New York City Subway station in Astoria, Queens, served by the N and W trains on the BMT Astoria Line.
- 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_69e245869e188190a196584f36e682da |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17e855abc8190b9cf8cc515090a7f |
completed | April 29, 2026, 3:44 a.m. |
Created at: April 17, 2026, 3:35 p.m.