Triple
T3437118
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 3 train |
E72479
|
entity |
| Predicate | primaryManhattanTerminal |
P23496
|
FINISHED |
| Object | Harlem–148th Street |
E211083
|
NE FINISHED |
How this triple was built (3 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–148th Street | Statement: [3 train, primaryManhattanTerminal, Harlem–148th Street]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harlem–148th Street Context triple: [3 train, primaryManhattanTerminal, Harlem–148th Street]
-
A.
Harlem–148th Street
chosen
Harlem–148th Street is a New York City Subway station in Harlem that serves as the northern terminal for certain 3 trains on the IRT Broadway–Seventh Avenue Line.
-
B.
Harlem–125th Street
Harlem–125th Street is a major Metro-North Railroad commuter rail station in East Harlem, Manhattan, serving as a key hub for trains traveling between Grand Central Terminal and New York’s northern suburbs.
-
C.
149th Street–Grand Concourse
149th Street–Grand Concourse is a major New York City Subway station complex in the Bronx that serves as a key transfer point between multiple lines and connects the South Bronx to Manhattan.
-
D.
138th Street–Grand Concourse
138th Street–Grand Concourse is a New York City Subway station complex in the Bronx that serves as a local stop on the IRT Jerome Avenue and Pelham lines.
-
E.
125th Street
125th Street is a major east–west thoroughfare and commercial hub in Harlem, Manhattan, known as the neighborhood’s main street and cultural center.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: primaryManhattanTerminal Context triple: [3 train, primaryManhattanTerminal, Harlem–148th Street]
-
A.
terminusInManhattan
chosen
Indicates that the endpoint or final stop of something (such as a route, line, or service) is located within Manhattan.
-
B.
primaryManhattanLine
Indicates that one line segment or path is the main or dominant axis, measured using Manhattan (grid-based) distance, relative to other possible lines.
-
C.
manhattanConnection
Indicates a direct or indirect connection or route between two entities specifically within the Manhattan area or grid.
-
D.
manhattanTrunkLine
Indicates a primary or central route, pathway, or connection running through a dense or core area, analogous to a main trunk line in Manhattan.
-
E.
notableManhattanStations
Indicates that there exists a notable or significant train or transit station located in Manhattan.
- F. None of above.
Provenance (4 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_69ad85af50288190a854b76653deee6f |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb9f4398c8190a75822068308037b |
completed | March 8, 2026, 6:03 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b402c6e5bc819099a5148ad509b22d |
completed | March 13, 2026, 12:27 p.m. |
| PD | Predicate disambiguation | batch_69adae00ad588190bef24373b58a2e1a |
completed | March 8, 2026, 5:12 p.m. |
Created at: March 8, 2026, 3:16 p.m.