Triple
T1215974
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro-North Railroad |
E26106
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Poughkeepsie station
Poughkeepsie station is a historic rail terminal in Poughkeepsie, New York, serving as the northern terminus of Metro-North Railroad's Hudson Line and a stop for Amtrak intercity trains.
|
E240477
|
NE FINISHED |
How this triple was built (4 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: Poughkeepsie station | Statement: [Metro-North Railroad, hasStation, Poughkeepsie station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Poughkeepsie station Context triple: [Metro-North Railroad, hasStation, Poughkeepsie station]
-
A.
Albany–Rensselaer station
Albany–Rensselaer station is a major Amtrak rail hub serving the Albany, New York metropolitan area, providing intercity and regional train connections across the northeastern United States.
-
B.
Tarrytown station
Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
-
C.
White Plains station
White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
-
D.
Yonkers station
Yonkers station is a major Metro-North Railroad commuter rail stop in Yonkers, New York, serving as a key transit hub along the Hudson Line.
-
E.
Port Jefferson station
Port Jefferson station is a Long Island Rail Road commuter rail station on Long Island, New York, serving as the primary rail hub for the Port Jefferson area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Poughkeepsie station Triple: [Metro-North Railroad, hasStation, Poughkeepsie station]
Generated description
Poughkeepsie station is a historic rail terminal in Poughkeepsie, New York, serving as the northern terminus of Metro-North Railroad's Hudson Line and a stop for Amtrak intercity trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Poughkeepsie station Target entity description: Poughkeepsie station is a historic rail terminal in Poughkeepsie, New York, serving as the northern terminus of Metro-North Railroad's Hudson Line and a stop for Amtrak intercity trains.
-
A.
Albany–Rensselaer station
Albany–Rensselaer station is a major Amtrak rail hub serving the Albany, New York metropolitan area, providing intercity and regional train connections across the northeastern United States.
-
B.
Tarrytown station
Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
-
C.
White Plains station
White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
-
D.
Yonkers station
Yonkers station is a major Metro-North Railroad commuter rail stop in Yonkers, New York, serving as a key transit hub along the Hudson Line.
-
E.
Port Jefferson station
Port Jefferson station is a Long Island Rail Road commuter rail station on Long Island, New York, serving as the primary rail hub for the Port Jefferson area.
- F. None of above. chosen
Provenance (5 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_69a4948331fc8190b531ac9bec71c491 |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4be059c5c8190a200f09442c22334 |
completed | March 1, 2026, 10:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae58a410a8819091c9bc3f46b0c09d |
completed | March 9, 2026, 5:20 a.m. |
| NEDg | Description generation | batch_69ae59a9b010819081491e988184b386 |
completed | March 9, 2026, 5:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae5a10607881909849a72201399d62 |
completed | March 9, 2026, 5:26 a.m. |
Created at: March 1, 2026, 7:46 p.m.