Triple
T18540844
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brooklyn, Flatbush and Coney Island line |
E453093
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Brooklyn–Manhattan Transit Corporation network |
—
|
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: Brooklyn–Manhattan Transit Corporation network | Statement: [Brooklyn, Flatbush and Coney Island line, partOf, Brooklyn–Manhattan Transit Corporation network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brooklyn–Manhattan Transit Corporation network Context triple: [Brooklyn, Flatbush and Coney Island line, partOf, Brooklyn–Manhattan Transit Corporation network]
-
A.
Brooklyn–Manhattan Transit Corporation subway network
chosen
The Brooklyn–Manhattan Transit Corporation subway network was a major early 20th-century rapid transit system in New York City that operated extensive lines in Brooklyn and Manhattan before being incorporated into today’s NYC Subway.
-
B.
Brooklyn–Manhattan Transit Corporation
The Brooklyn–Manhattan Transit Corporation was a major early 20th-century New York City rapid transit company that operated subways and elevated lines in Brooklyn and Manhattan before being absorbed into the city’s unified transit system.
-
C.
Interborough Rapid Transit Company
The Interborough Rapid Transit Company was the private operator that built and ran New York City's first subway lines in the early 20th century before they were incorporated into the modern NYC Subway system.
-
D.
Interborough Rapid Transit legacy lines
The Interborough Rapid Transit legacy lines are the original New York City Subway routes built and operated by the IRT company in the early 20th century, now forming the A Division of the modern subway system.
-
E.
Brooklyn–Manhattan Transit (BMT) lines
The Brooklyn–Manhattan Transit (BMT) lines were a major division of New York City's early subway system, originally operated by the BMT company and now forming part of the modern B Division of the NYC Subway.
- 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_69d8d387b5548190aa030dad2cb4947e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e534b64178819082861a03fd067095 |
completed | April 19, 2026, 8:01 p.m. |
Created at: April 10, 2026, 11:37 a.m.