Triple
T18811326
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Third Avenue Line |
E460022
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Manhattan elevated railway system |
—
|
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: Manhattan elevated railway system | Statement: [Third Avenue Line, partOf, Manhattan elevated railway system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Manhattan elevated railway system Context triple: [Third Avenue Line, partOf, Manhattan elevated railway system]
-
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.
Brooklyn Elevated Railroad
The Brooklyn Elevated Railroad was a late 19th- and early 20th-century elevated railway company in Brooklyn, New York City, that operated several rapid transit lines before being absorbed into the city’s unified transit system.
-
C.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
-
D.
Bronx elevated lines
The Bronx elevated lines were early New York City rapid transit routes consisting of elevated railway tracks extending service from Manhattan into the Bronx.
-
E.
Brooklyn streetcar system
The Brooklyn streetcar system was an extensive network of electric streetcar lines that once provided primary public transit service throughout Brooklyn, New York City, before being largely replaced by buses and subways in the mid-20th century.
- 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_69d8d398c7d4819091cb2f7e48948aeb |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5a3dc01248190ab1c8943d180ca05 |
completed | April 20, 2026, 3:56 a.m. |
Created at: April 10, 2026, 11:53 a.m.