Triple
T15611868
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 14th Street–Union Square station |
E375314
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
BMT Canarsie Line platforms
The BMT Canarsie Line platforms are the sections of New York City’s subway system that serve L train services along the Canarsie Line.
|
E1167467
|
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: BMT Canarsie Line platforms | Statement: [14th Street–Union Square station, connectsTo, BMT Canarsie Line platforms]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BMT Canarsie Line platforms Context triple: [14th Street–Union Square station, connectsTo, BMT Canarsie Line platforms]
-
A.
BMT Broadway Line at Lexington Avenue–63rd Street
The BMT Broadway Line at Lexington Avenue–63rd Street is a New York City Subway station complex in Manhattan that serves as a key transfer point between the Broadway Line services and the Second Avenue Subway.
-
B.
BMT Brighton Line at Coney Island–Stillwell Avenue
BMT Brighton Line at Coney Island–Stillwell Avenue is a New York City Subway terminal complex in Brooklyn where the Brighton Line and several other lines converge at the large Coney Island–Stillwell Avenue station.
-
C.
New York City Subway Pelham Parkway station
The New York City Subway Pelham Parkway station is a Bronx rapid transit stop that serves as a key access point for nearby attractions such as the Bronx Zoo.
-
D.
New York City Subway at Grand Army Plaza (IRT Eastern Parkway Line)
The New York City Subway at Grand Army Plaza on the IRT Eastern Parkway Line is an underground station in Brooklyn that serves the 2 and 3 trains near Prospect Park and the Brooklyn Public Library’s Central Library.
-
E.
BMT Broadway Line at Union Square–14th Street
The BMT Broadway Line at Union Square–14th Street is a major New York City Subway station complex in Manhattan that serves Broadway Line trains and provides extensive transfers to multiple other lines.
- 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: BMT Canarsie Line platforms Triple: [14th Street–Union Square station, connectsTo, BMT Canarsie Line platforms]
Generated description
The BMT Canarsie Line platforms are the sections of New York City’s subway system that serve L train services along the Canarsie Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: BMT Canarsie Line platforms Target entity description: The BMT Canarsie Line platforms are the sections of New York City’s subway system that serve L train services along the Canarsie Line.
-
A.
BMT Broadway Line at Lexington Avenue–63rd Street
The BMT Broadway Line at Lexington Avenue–63rd Street is a New York City Subway station complex in Manhattan that serves as a key transfer point between the Broadway Line services and the Second Avenue Subway.
-
B.
BMT Brighton Line at Coney Island–Stillwell Avenue
BMT Brighton Line at Coney Island–Stillwell Avenue is a New York City Subway terminal complex in Brooklyn where the Brighton Line and several other lines converge at the large Coney Island–Stillwell Avenue station.
-
C.
New York City Subway Pelham Parkway station
The New York City Subway Pelham Parkway station is a Bronx rapid transit stop that serves as a key access point for nearby attractions such as the Bronx Zoo.
-
D.
New York City Subway at Grand Army Plaza (IRT Eastern Parkway Line)
The New York City Subway at Grand Army Plaza on the IRT Eastern Parkway Line is an underground station in Brooklyn that serves the 2 and 3 trains near Prospect Park and the Brooklyn Public Library’s Central Library.
-
E.
BMT Broadway Line at Union Square–14th Street
The BMT Broadway Line at Union Square–14th Street is a major New York City Subway station complex in Manhattan that serves Broadway Line trains and provides extensive transfers to multiple other lines.
- 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_69d85ccf2794819096cda4cbcb02d478 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04e8148a0819087d6d69cc84487ca |
completed | April 16, 2026, 2:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff5f3913908190acdd7da62b4f521d |
completed | May 9, 2026, 4:22 p.m. |
| NEDg | Description generation | batch_69ff5ffaefb4819094468ff0008740f8 |
completed | May 9, 2026, 4:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff6062f0ac819081270f270ce2f057 |
completed | May 9, 2026, 4:27 p.m. |
Created at: April 10, 2026, 4:13 a.m.