Triple
T17563251
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | J (New York City Subway service) |
E427743
|
entity |
| Predicate | partOfNetwork |
P840
|
FINISHED |
| Object | BMT Jamaica Line 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: BMT Jamaica Line services | Statement: [J (New York City Subway service), partOfNetwork, BMT Jamaica Line services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BMT Jamaica Line services Context triple: [J (New York City Subway service), partOfNetwork, BMT Jamaica Line services]
-
A.
BMT Jamaica Line
chosen
The BMT Jamaica Line is an elevated New York City Subway line in Brooklyn and Queens, primarily served by the J and Z trains.
-
B.
BMT Brighton Line
The BMT Brighton Line is a major New York City Subway route in Brooklyn that connects Brighton Beach and other southern neighborhoods to central Brooklyn and Manhattan.
-
C.
BMT lines
BMT lines are a group of New York City Subway routes that originated with the former Brooklyn–Manhattan Transit Corporation and primarily serve Brooklyn and Manhattan.
-
D.
Westmoreland Transit
Westmoreland Transit is a public transportation agency serving Greensburg and surrounding communities in Westmoreland County, Pennsylvania, primarily through fixed-route bus services.
-
E.
Nassau Street Line services
Nassau Street Line services are New York City Subway routes that operate along the BMT Nassau Street Line in Lower Manhattan, providing local service and connections between Brooklyn and Manhattan.
- 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_69d889e0385081908a04b66f4dd4bd0d |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e456285c808190953a49e77366d8bd |
completed | April 19, 2026, 4:12 a.m. |
Created at: April 10, 2026, 5:50 a.m.