Triple
T19880593
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Second Avenue–Broadway Express |
E477757
|
entity |
| Predicate | usesCorridor |
P5520
|
FINISHED |
| Object | Second Avenue Line (Manhattan) |
—
|
NE NERFINISHED |
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: Second Avenue Line (Manhattan) | Statement: [Second Avenue–Broadway Express, usesCorridor, Second Avenue Line (Manhattan)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Second Avenue Line (Manhattan) Context triple: [Second Avenue–Broadway Express, usesCorridor, Second Avenue Line (Manhattan)]
-
A.
Broadway–Seventh Avenue Line
The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
-
B.
Dyckman Street (A line)
Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
-
C.
Eighth Avenue Line in Manhattan
The Eighth Avenue Line in Manhattan is a major New York City Subway trunk line running under Eighth Avenue, carrying several IND services through Midtown and Upper Manhattan.
-
D.
Third Avenue Line
The Third Avenue Line was a major elevated railway in Manhattan that once formed a key part of New York City's early rapid transit system.
-
E.
Seventh Avenue subway corridor
The Seventh Avenue subway corridor is a major New York City Subway route running along Seventh Avenue in Manhattan and continuing into Brooklyn, serving as a key north–south transit spine for multiple lines.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Second Avenue Line (Manhattan) Target entity description: The Second Avenue Line (Manhattan) is a New York City Subway line on the East Side of Manhattan designed to provide additional north–south rapid transit service and relieve congestion on existing lines.
-
A.
Broadway–Seventh Avenue Line
The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
-
B.
Dyckman Street (A line)
Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
-
C.
Eighth Avenue Line in Manhattan
The Eighth Avenue Line in Manhattan is a major New York City Subway trunk line running under Eighth Avenue, carrying several IND services through Midtown and Upper Manhattan.
-
D.
Third Avenue Line
The Third Avenue Line was a major elevated railway in Manhattan that once formed a key part of New York City's early rapid transit system.
-
E.
Seventh Avenue subway corridor
The Seventh Avenue subway corridor is a major New York City Subway route running along Seventh Avenue in Manhattan and continuing into Brooklyn, serving as a key north–south transit spine for multiple lines.
- F. None of above. chosen
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_69d8e51f32b08190b3687f4f60353250 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e658de4b288190a41bee67f570be1e |
completed | April 20, 2026, 4:48 p.m. |
Created at: April 10, 2026, 1:52 p.m.