Triple
T572976
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | C train |
E13701
|
entity |
| Predicate | primaryCorridor |
P3034
|
FINISHED |
| Object |
Eighth Avenue Line in Manhattan
The Eighth Avenue Line in Manhattan is a major New York City Subway trunk line running under Eighth Avenue, carrying several IND services through Midtown and Upper Manhattan.
|
E73918
|
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: Eighth Avenue Line in Manhattan | Statement: [C train, primaryCorridor, Eighth Avenue Line in Manhattan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Eighth Avenue Line in Manhattan Context triple: [C train, primaryCorridor, Eighth Avenue Line in Manhattan]
-
A.
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.
-
B.
Broadway–Seventh Avenue Line
The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
-
C.
Dyckman Street (A line)
Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
-
D.
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.
-
E.
Lexington Avenue Line
The Lexington Avenue Line is a major New York City Subway route in Manhattan that carries the 4, 5, and 6 trains and is one of the system’s busiest and most important north–south corridors.
- 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: Eighth Avenue Line in Manhattan Triple: [C train, primaryCorridor, Eighth Avenue Line in Manhattan]
Generated description
The Eighth Avenue Line in Manhattan is a major New York City Subway trunk line running under Eighth Avenue, carrying several IND services through Midtown and Upper Manhattan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Eighth Avenue Line in Manhattan Target entity description: The Eighth Avenue Line in Manhattan is a major New York City Subway trunk line running under Eighth Avenue, carrying several IND services through Midtown and Upper Manhattan.
-
A.
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.
-
B.
Broadway–Seventh Avenue Line
The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
-
C.
Dyckman Street (A line)
Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
-
D.
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.
-
E.
Lexington Avenue Line
The Lexington Avenue Line is a major New York City Subway route in Manhattan that carries the 4, 5, and 6 trains and is one of the system’s busiest and most important north–south corridors.
- 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_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_69a5154fa9b48190be235b95548bbb94 |
completed | March 2, 2026, 4:42 a.m. |
| NEDg | Description generation | batch_69a515d673e08190bf66072a20c5b912 |
completed | March 2, 2026, 4:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a5168e76448190aec260b3b9b4bdc6 |
completed | March 2, 2026, 4:48 a.m. |
Created at: March 1, 2026, 7:33 p.m.