Triple
T22761004
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | C train (IND Eighth Avenue Local) |
E562986
|
entity |
| Predicate | network |
P2637
|
FINISHED |
| Object | IND Eighth Avenue Line trunk services |
—
|
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: IND Eighth Avenue Line trunk services | Statement: [C train (IND Eighth Avenue Local), network, IND Eighth Avenue Line trunk services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IND Eighth Avenue Line trunk services Context triple: [C train (IND Eighth Avenue Local), network, IND Eighth Avenue Line trunk services]
-
A.
IND Eighth Avenue services
chosen
IND Eighth Avenue services are a group of New York City Subway lines that run primarily along the Eighth Avenue corridor in Manhattan as part of the IND division.
-
B.
IRT Ninth Avenue Line
The IRT Ninth Avenue Line was New York City's first elevated railway, a pioneering rapid transit line that once ran above Manhattan's Ninth Avenue before being dismantled in the mid-20th century.
-
C.
New York City Subway IND Eighth Avenue Line
The New York City Subway IND Eighth Avenue Line is a major north–south subway trunk line in Manhattan that carries several key services, including the A, C, and E trains, along Eighth Avenue and into adjacent boroughs.
-
D.
A train (IND Eighth Avenue Line)
The A train on the IND Eighth Avenue Line is a major New York City Subway service that runs express through Manhattan and Brooklyn, connecting northern Manhattan and the Rockaways.
-
E.
IND Sixth Avenue Line
The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan running primarily beneath Sixth Avenue and served by several B Division routes.
- 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_69e24552e11c81909c2d61578a558bd7 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17a7c45b881908b29ba1439038789 |
completed | April 29, 2026, 3:26 a.m. |
Created at: April 17, 2026, 3:26 p.m.