Triple
T21893225
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tenmile River station |
E540605
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Harlem Line diesel shuttle trains |
—
|
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: Harlem Line diesel shuttle trains | Statement: [Tenmile River station, servedBy, Harlem Line diesel shuttle trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harlem Line diesel shuttle trains Context triple: [Tenmile River station, servedBy, Harlem Line diesel shuttle trains]
-
A.
Brooklyn streetcar
The Brooklyn streetcar is a preserved historic trolley car from Brooklyn, New York, now operated as part of San Francisco’s vintage streetcar fleet.
-
B.
Harlem Line
chosen
The Harlem Line is a major commuter rail line in New York State operated by Metro-North Railroad, running from Manhattan north through the Bronx and into suburban communities in Westchester, Putnam, and Dutchess counties.
-
C.
Roosevelt Island Tramway
The Roosevelt Island Tramway is an aerial cable car system in New York City that connects Roosevelt Island to Manhattan, offering both public transit and scenic views of the skyline.
-
D.
Broad Street Line subway cars
Broad Street Line subway cars are the rapid transit vehicles used on Philadelphia's Broad Street Line, designed for high-capacity urban subway service.
-
E.
Mattapan Trolley
The Mattapan Trolley is a historic light rail line in Boston that operates vintage PCC streetcars between Ashmont and Mattapan stations.
- 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_69e0c47a95908190ae3e19b716accb3d |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f11fc46dd481908a119cfbe26564a3 |
completed | April 28, 2026, 8:59 p.m. |
Created at: April 16, 2026, 7:07 p.m.