Triple
T572977
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | C train |
E13701
|
entity |
| Predicate | brooklynBranch |
P16164
|
FINISHED |
| Object |
Fulton Street Line
The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
|
E75918
|
NE FINISHED |
How this triple was built (5 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: Fulton Street Line | Statement: [C train, brooklynBranch, Fulton Street Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fulton Street Line Context triple: [C train, brooklynBranch, Fulton Street Line]
-
A.
Lenox Avenue Line
The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
-
B.
Jerome Avenue Line
The Jerome Avenue Line is a New York City Subway route in the Bronx, primarily served by the 4 train and running along Jerome Avenue from the Yankee Stadium area toward the northern end of the borough.
-
C.
Harlem Line
The Harlem Line is a major commuter rail line in New York State operated by Metro-North Railroad, running from Manhattan north through the Bronx and into suburban communities in Westchester, Putnam, and Dutchess counties.
-
D.
Dyre Avenue Line
The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
-
E.
New Lots Line
The New Lots Line is a New York City Subway line in Brooklyn that serves the easternmost portion of the IRT system, terminating at New Lots Avenue.
- 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: Fulton Street Line Triple: [C train, brooklynBranch, Fulton Street Line]
Generated description
The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fulton Street Line Target entity description: The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
-
A.
Lenox Avenue Line
The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
-
B.
Jerome Avenue Line
The Jerome Avenue Line is a New York City Subway route in the Bronx, primarily served by the 4 train and running along Jerome Avenue from the Yankee Stadium area toward the northern end of the borough.
-
C.
Harlem Line
The Harlem Line is a major commuter rail line in New York State operated by Metro-North Railroad, running from Manhattan north through the Bronx and into suburban communities in Westchester, Putnam, and Dutchess counties.
-
D.
Dyre Avenue Line
The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
-
E.
New Lots Line
The New Lots Line is a New York City Subway line in Brooklyn that serves the easternmost portion of the IRT system, terminating at New Lots Avenue.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: brooklynBranch Context triple: [C train, brooklynBranch, Fulton Street Line]
-
A.
hasBorough
Indicates that one entity is located within, belongs to, or is administratively part of a specific borough.
-
B.
largestBoroughBy
Indicates that one borough is the largest among a set of boroughs according to a specified criterion (such as area or population).
-
C.
designatedNYCLandmark
Indicates that an entity has been officially designated as a New York City landmark by the appropriate municipal authority.
-
D.
incorporatedAsBorough
Indicates that an entity was formally established and granted legal status as a borough.
-
E.
boroughServed
Indicates that a given entity (such as a facility, service, or route) serves or provides coverage to a specific borough.
- F. None of above. chosen
Provenance (7 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_69a4933fa4d88190a7949cc83c08c5c1 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49b4ae0988190bdd0ad428b784d85 |
completed | March 1, 2026, 8:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5291f50e481909cf404c6b4050b94 |
completed | March 2, 2026, 6:07 a.m. |
| NEDg | Description generation | batch_69a52a39ae508190895689aab792e5c8 |
completed | March 2, 2026, 6:12 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a52aa9018081909f8a647a177a5412 |
completed | March 2, 2026, 6:14 a.m. |
| PD | Predicate disambiguation | batch_69a494c4969c819080375d08f9eec50c |
completed | March 1, 2026, 7:34 p.m. |
| PDg | Predicate description generation | batch_69a498dd579081908e02368a4c5efc8c |
completed | March 1, 2026, 7:51 p.m. |
Created at: March 1, 2026, 7:33 p.m.