Triple
T16660851
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Broadway–Lexington Avenue route (historical planning name) |
E404852
|
entity |
| Predicate | category |
P87
|
FINISHED |
| Object |
Proposed New York City Subway lines
Proposed New York City Subway lines are planned or historically suggested rapid transit routes in New York City that were never built or are not yet constructed.
|
E1226552
|
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: Proposed New York City Subway lines | Statement: [Broadway–Lexington Avenue route (historical planning name), category, Proposed New York City Subway lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Proposed New York City Subway lines Context triple: [Broadway–Lexington Avenue route (historical planning name), category, Proposed New York City Subway lines]
-
A.
IRT Nostrand Avenue Line extension
The IRT Nostrand Avenue Line extension was a New York City Subway expansion project that extended service deeper into Brooklyn along Nostrand Avenue beyond its original terminus.
-
B.
Brooklyn IRT lines
The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
-
C.
New York City Subway 2 line
The New York City Subway 2 line is a rapid transit service that runs as a numbered, typically red-colored route providing express and local service through the Bronx, Manhattan, and Brooklyn.
-
D.
New York City Subway Line 5
New York City Subway Line 5 is a rapid transit service of the New York City Subway system that primarily runs along the IRT Lexington Avenue Line in Manhattan and the IRT White Plains Road and Dyre Avenue Lines in the Bronx.
-
E.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
- 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: Proposed New York City Subway lines Triple: [Broadway–Lexington Avenue route (historical planning name), category, Proposed New York City Subway lines]
Generated description
Proposed New York City Subway lines are planned or historically suggested rapid transit routes in New York City that were never built or are not yet constructed.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Proposed New York City Subway lines Target entity description: Proposed New York City Subway lines are planned or historically suggested rapid transit routes in New York City that were never built or are not yet constructed.
-
A.
IRT Nostrand Avenue Line extension
The IRT Nostrand Avenue Line extension was a New York City Subway expansion project that extended service deeper into Brooklyn along Nostrand Avenue beyond its original terminus.
-
B.
Brooklyn IRT lines
The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
-
C.
New York City Subway 2 line
The New York City Subway 2 line is a rapid transit service that runs as a numbered, typically red-colored route providing express and local service through the Bronx, Manhattan, and Brooklyn.
-
D.
New York City Subway Line 5
New York City Subway Line 5 is a rapid transit service of the New York City Subway system that primarily runs along the IRT Lexington Avenue Line in Manhattan and the IRT White Plains Road and Dyre Avenue Lines in the Bronx.
-
E.
New York City Subway
The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
- 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_69d8838b5fbc81908c6575c132b82e80 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37bfee5448190bb44c4dadba5dcbd |
completed | April 18, 2026, 12:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0084ce7cf0819091e7a4de2cc010ea |
completed | May 10, 2026, 1:14 p.m. |
| NEDg | Description generation | batch_6a00862fe04481908bc114001357aea9 |
completed | May 10, 2026, 1:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00879d9f948190bdf40ff7be2505ff |
completed | May 10, 2026, 1:26 p.m. |
Created at: April 10, 2026, 5:18 a.m.