Triple
T5723187
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dual Contracts |
E126196
|
entity |
| Predicate | appliesToTransportationSystem |
P15902
|
FINISHED |
| Object |
Brooklyn Rapid Transit Company lines
The Brooklyn Rapid Transit Company lines were an early 20th-century network of elevated and subway rail lines in Brooklyn and parts of New York City that later became a core component of the modern NYC Subway system.
|
E128938
|
NE FINISHED |
How this triple was built (4 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 Rapid Transit Company lines | Statement: [Dual Contracts, appliesToTransportationSystem, Brooklyn Rapid Transit Company lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brooklyn Rapid Transit Company lines Context triple: [Dual Contracts, appliesToTransportationSystem, Brooklyn Rapid Transit Company lines]
-
A.
Brooklyn IRT lines
The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
-
B.
Brooklyn–Manhattan Transit Corporation subway network
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.
-
C.
BMT lines
BMT lines are a group of New York City Subway routes that originated with the former Brooklyn–Manhattan Transit Corporation and primarily serve Brooklyn and Manhattan.
-
D.
Brooklyn, Flatbush and Coney Island line
The Brooklyn, Flatbush and Coney Island line was an early surface and elevated railway in Brooklyn that evolved into what is now known as the BMT Brighton Line of the New York City Subway.
-
E.
Brooklyn Rapid Transit Company
The Brooklyn Rapid Transit Company was a major early 20th-century transit operator in New York City that controlled and integrated many of Brooklyn’s elevated and streetcar lines before becoming part of the city’s unified subway system.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Brooklyn Rapid Transit Company lines Triple: [Dual Contracts, appliesToTransportationSystem, Brooklyn Rapid Transit Company lines]
Generated description
The Brooklyn Rapid Transit Company lines were an early 20th-century network of elevated and subway rail lines in Brooklyn and parts of New York City that later became a core component of the modern NYC Subway system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brooklyn Rapid Transit Company lines Target entity description: The Brooklyn Rapid Transit Company lines were an early 20th-century network of elevated and subway rail lines in Brooklyn and parts of New York City that later became a core component of the modern NYC Subway system.
-
A.
Brooklyn IRT lines
The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
-
B.
Brooklyn–Manhattan Transit Corporation subway network
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.
-
C.
BMT lines
BMT lines are a group of New York City Subway routes that originated with the former Brooklyn–Manhattan Transit Corporation and primarily serve Brooklyn and Manhattan.
-
D.
Brooklyn, Flatbush and Coney Island line
The Brooklyn, Flatbush and Coney Island line was an early surface and elevated railway in Brooklyn that evolved into what is now known as the BMT Brighton Line of the New York City Subway.
-
E.
Brooklyn Rapid Transit Company
chosen
The Brooklyn Rapid Transit Company was a major early 20th-century transit operator in New York City that controlled and integrated many of Brooklyn’s elevated and streetcar lines before becoming part of the city’s unified subway system.
- F. None of above.
Provenance (5 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_69c0082f723881908ce8bb13a0c0f8b7 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c0335cf55c8190937a8657406ac4a2 |
completed | March 22, 2026, 6:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c05a80aefc8190b6ea35ab405ea502 |
completed | March 22, 2026, 9:09 p.m. |
| NEDg | Description generation | batch_69c05c7663388190ab491144149532a4 |
completed | March 22, 2026, 9:17 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c05d2ef9488190ac0111cb6a94b1d0 |
completed | March 22, 2026, 9:20 p.m. |
Created at: March 22, 2026, 3:46 p.m.