Triple
T19191606
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ninth Avenue Line |
E469851
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Manhattan Railway Company |
—
|
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 Railway Company | Statement: [Ninth Avenue Line, operator, Manhattan Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Manhattan Railway Company Context triple: [Ninth Avenue Line, operator, Manhattan Railway Company]
-
A.
Manhattan Railway Company
chosen
The Manhattan Railway Company was a major transit operator in New York City that ran the elevated train lines in Manhattan before the development of the city’s subway system.
-
B.
Hudson and Manhattan Railroad
The Hudson and Manhattan Railroad was an early 20th-century rapid transit system that operated tunnels and trains between Manhattan and New Jersey, forming the core of what is now the PATH system.
-
C.
New York and Harlem Railroad
The New York and Harlem Railroad was one of the earliest rail lines in New York State, forming a key part of the region’s 19th-century transportation network and later becoming a cornerstone of Cornelius Vanderbilt’s railroad empire.
-
D.
New York and Atlantic Railway
The New York and Atlantic Railway is a short line freight railroad that operates on Long Island, New York, providing rail freight services over tracks owned by the Long Island Rail Road.
-
E.
Brooklyn Rapid Transit Company
The Brooklyn Rapid Transit Company was a major early 20th-century transit operator in New York City that controlled and integrated many of Brooklyn’s elevated and streetcar lines before becoming part of the city’s unified subway system.
- 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_69d8dd0ad9088190a173b32657ae2e7a |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5f8a226dc8190a8a96960a4180298 |
completed | April 20, 2026, 9:57 a.m. |
Created at: April 10, 2026, 12:07 p.m.