Triple
T2134895
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harlem Line |
E46626
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
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.
|
E250506
|
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: Harlem–125th Street | Statement: [Harlem Line, hasStation, Harlem–125th Street]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harlem–125th Street Context triple: [Harlem Line, hasStation, Harlem–125th Street]
-
A.
Harlem–148th Street
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.
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.
-
C.
92nd Street
92nd Street is a major east–west thoroughfare on Manhattan’s Upper East Side in New York City, known for its residential buildings, cultural institutions, and proximity to Central Park and the East River.
-
D.
Lexington Avenue–53rd Street
Lexington Avenue–53rd Street is a major New York City Subway station complex in Midtown Manhattan that serves as a key transfer point between the IND Queens Boulevard Line and the IRT Lexington Avenue Line.
-
E.
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.
- 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: Harlem–125th Street Triple: [Harlem Line, hasStation, Harlem–125th Street]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Harlem–125th Street Target entity description: 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.
-
A.
Harlem–148th Street
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.
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.
-
C.
92nd Street
92nd Street is a major east–west thoroughfare on Manhattan’s Upper East Side in New York City, known for its residential buildings, cultural institutions, and proximity to Central Park and the East River.
-
D.
Lexington Avenue–53rd Street
Lexington Avenue–53rd Street is a major New York City Subway station complex in Midtown Manhattan that serves as a key transfer point between the IND Queens Boulevard Line and the IRT Lexington Avenue Line.
-
E.
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.
- 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_69a88a174ab48190a5db20c132e5dccf |
completed | March 4, 2026, 7:37 p.m. |
| NER | Named-entity recognition | batch_69abbba34b44819083ed6d93c943439f |
completed | March 7, 2026, 5:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae71ac8a0081909cbb1187513bfc56 |
completed | March 9, 2026, 7:07 a.m. |
| NEDg | Description generation | batch_69ae759def9881909c94ed211790d741 |
completed | March 9, 2026, 7:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae7634343c819094efcb7bea49ef9e |
completed | March 9, 2026, 7:26 a.m. |
Created at: March 4, 2026, 7:44 p.m.