Triple
T16910856
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Westinghouse Amrail Company |
E410188
|
entity |
| Predicate | R68CarService |
P55814
|
FINISHED |
| Object | New York City Subway B Division |
E309151
|
NE FINISHED |
How this triple was built (3 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: New York City Subway B Division | Statement: [Westinghouse Amrail Company, R68CarService, New York City Subway B Division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New York City Subway B Division Context triple: [Westinghouse Amrail Company, R68CarService, New York City Subway B Division]
-
A.
MTA New York City Transit Subdivision B
chosen
MTA New York City Transit Subdivision B is the division of New York City's subway system that operates the lettered lines, including services like the A, B, D, F, N, Q, and R trains.
-
B.
New York City Subway M line
The New York City Subway M line is a rapid transit service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
-
C.
New York City Subway D line
The New York City Subway D line is a major rapid transit service in NYC that runs primarily along the IND Sixth Avenue and Concourse Lines, connecting the Bronx (including Yankee Stadium) with Manhattan and Brooklyn.
-
D.
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.
-
E.
New York City Subway R line
The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern Brooklyn.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: R68CarService Context triple: [Westinghouse Amrail Company, R68CarService, New York City Subway B Division]
-
A.
firstCarFittings
Indicates that an entity is associated with the initial set of fittings or equipment installed in a car.
-
B.
servicePark
chosen
Indicates that one entity serves as a designated area or facility where vehicles or equipment are parked, maintained, or serviced in relation to another entity.
-
C.
hasRentalCarCenter
Indicates that a location or facility includes or is associated with a rental car center where vehicles can be rented.
-
D.
rentalCarCenterExtensionRoute
Indicates a transportation route that serves as an extension connecting to or from a rental car center.
-
E.
viaStation
Indicates that a route, journey, or connection passes through or is served by a particular intermediate station.
- F. None of above.
Provenance (4 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_69d886c7b1e481908c3766dfa8c13458 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3ca3ca0c481909ff361ccf4a922e3 |
completed | April 18, 2026, 6:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00cfd0ff2881908686678daab46664 |
completed | May 10, 2026, 6:34 p.m. |
| PD | Predicate disambiguation | batch_69e32b9489408190bcb2ede567ff5bf9 |
completed | April 18, 2026, 6:58 a.m. |
Created at: April 10, 2026, 5:30 a.m.