Triple
T22620453
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Church Street El |
E558261
|
entity |
| Predicate | mainSubject |
P3
|
FINISHED |
| Object | Church Street elevated railway in New York City |
—
|
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: Church Street elevated railway in New York City | Statement: [Church Street El, mainSubject, Church Street elevated railway in New York City]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Church Street elevated railway in New York City Context triple: [Church Street El, mainSubject, Church Street elevated railway in New York City]
-
A.
Manhattan Railway elevated lines
chosen
The Manhattan Railway elevated lines were a network of elevated rapid transit railways in Manhattan that formed a key part of New York City's early mass transit system before the expansion of the subway.
-
B.
Myrtle Avenue elevated in Downtown Brooklyn
The Myrtle Avenue elevated in Downtown Brooklyn was a now-demolished elevated rapid transit line in Brooklyn, New York City, that once carried trains of the BMT system above Myrtle Avenue.
-
C.
Brooklyn Bridge (elevated services)
Brooklyn Bridge (elevated services) was a former elevated railway terminal and transit hub at the Manhattan end of the Brooklyn Bridge that connected Brooklyn–Manhattan Transit Corporation lines with other New York City elevated and subway services.
-
D.
New York City Subway West End Line viaduct
The New York City Subway West End Line viaduct is an elevated railway structure in Brooklyn that carries the D train along the BMT West End Line above city streets and neighborhoods.
-
E.
Charlestown Elevated via Main Line Elevated
Charlestown Elevated via Main Line Elevated was a former elevated rapid transit line in Boston that carried Main Line (later Orange Line) trains through the Charlestown area before its eventual demolition and replacement by modern subway infrastructure.
- 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_69e24545a8e08190bfa7482a2c725ff1 |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f16e383b048190a432c540185916d0 |
completed | April 29, 2026, 2:34 a.m. |
Created at: April 17, 2026, 3 p.m.