Triple
T9928877
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mount Pleasant, New York |
E192591
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Metro-North Railroad Harlem Line (Valhalla station) |
E723947
|
NE FINISHED |
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: Metro-North Railroad Harlem Line (Valhalla station) | Statement: [Mount Pleasant, New York, servedBy, Metro-North Railroad Harlem Line (Valhalla station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metro-North Railroad Harlem Line (Valhalla station) Context triple: [Mount Pleasant, New York, servedBy, Metro-North Railroad Harlem Line (Valhalla station)]
-
A.
Valhalla Metro-North station
chosen
Valhalla Metro-North station is a commuter rail stop in Valhalla, New York, serving the Harlem Line with access to Midtown Manhattan and nearby Westchester County destinations.
-
B.
Harlem Line of the Metro-North Railroad
The Harlem Line of the Metro-North Railroad is a commuter rail line running from New York City north through Westchester, Putnam, and Dutchess counties, providing key suburban and exurban service into Manhattan.
-
C.
Hastings-on-Hudson station
Hastings-on-Hudson station is a Metro-North Railroad commuter rail stop on the Hudson Line serving the village of Hastings-on-Hudson in Westchester County, New York.
-
D.
Mamaroneck station
Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
-
E.
Nanuet station
Nanuet station is a commuter rail stop in Nanuet, New York, serving passengers on New Jersey Transit’s Pascack Valley Line between New Jersey and Rockland County.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca82dd978c8190947124ab0d3315ac |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cdb5b215c481909e0bca43f158bd82 |
completed | April 2, 2026, 12:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d20e258e888190ae4e2abac80e3399 |
completed | April 5, 2026, 7:24 a.m. |
Created at: March 30, 2026, 8:43 p.m.