Triple
T6029428
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | A train (IND Eighth Avenue Line) |
E134262
|
entity |
| Predicate | rollingStockType |
P1305
|
FINISHED |
| Object | IND/BMT large-profile subway cars |
E79343
|
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: IND/BMT large-profile subway cars | Statement: [A train (IND Eighth Avenue Line), rollingStockType, IND/BMT large-profile subway cars]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IND/BMT large-profile subway cars Context triple: [A train (IND Eighth Avenue Line), rollingStockType, IND/BMT large-profile subway cars]
-
A.
R211 subway cars
The R211 subway cars are a modern generation of New York City Subway rolling stock featuring updated technology, improved accessibility, and enhanced passenger amenities.
-
B.
R160 subway cars
The R160 subway cars are a class of modern New Technology Train rolling stock used on various New York City Subway lines, featuring electronic signage, automated announcements, and improved accessibility and reliability compared to older fleets.
-
C.
R143 subway cars
The R143 subway cars are a class of New York City Subway rolling stock built in the early 2000s, primarily used on the BMT Canarsie Line and known for introducing modern features like electronic signage and automated announcements.
-
D.
R46 subway cars
chosen
The R46 subway cars are a class of New York City Subway rolling stock built in the 1970s, known for their stainless-steel bodies and long service on various IND/BMT lines.
-
E.
R188 subway cars
The R188 subway cars are a modern fleet of New York City Subway rolling stock built for the IRT Flushing Line, featuring updated technology and communications-based train control compatibility.
- 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_69c0087515148190a97475d412563865 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c0560fdc84819093abba13054ea1ee |
completed | March 22, 2026, 8:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c11381aa0c81909487a5eb510c9b41 |
completed | March 23, 2026, 10:18 a.m. |
Created at: March 22, 2026, 4:07 p.m.