Triple
T8142345
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | B Division subway cars |
E190126
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | B Division (New York City Subway) |
E450167
|
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: B Division (New York City Subway) | Statement: [B Division subway cars, partOf, B Division (New York City Subway)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: B Division (New York City Subway) Context triple: [B Division subway cars, partOf, B Division (New York City Subway)]
-
A.
B Division (New York City Subway)
chosen
B Division (New York City Subway) is the portion of New York City's subway system that operates the wider, lettered routes—primarily in Manhattan, Brooklyn, and Queens—using larger cars and distinct infrastructure from the numbered-line A Division.
-
B.
D (New York City Subway service)
The D is a New York City Subway rapid transit service that runs primarily along the IND Sixth Avenue Line in Manhattan, connecting the Bronx and Brooklyn via express and local routes.
-
C.
BMT Canarsie Line
The BMT Canarsie Line is a New York City Subway rapid transit line in Brooklyn and Manhattan, best known for being served by the L train and running crosstown under 14th Street.
-
D.
New York City Subway C line
The New York City Subway C line is an IND Eighth Avenue Line local service in Manhattan, Brooklyn, and sometimes Queens, known for its blue route color and frequent stops along the west side of Manhattan.
-
E.
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.
- 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_69ca82bd9900819099477cdc2eb4244f |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb4443a3748190bbae79f1d673c03d |
completed | March 31, 2026, 3:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc94a9ecd08190a029a8d76d9f3bb1 |
completed | April 1, 2026, 3:44 a.m. |
Created at: March 30, 2026, 5:36 p.m.