Triple
T97724
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IND Division |
E1968
|
entity |
| Predicate | includesLine |
P2124
|
FINISHED |
| Object |
IND Culver Line (subway portion)
The IND Culver Line (subway portion) is a New York City Subway rapid transit line in Brooklyn that carries F trains through a series of underground and elevated stations between central Brooklyn and Coney Island.
|
E38208
|
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: IND Culver Line (subway portion) | Statement: [IND Division, includesLine, IND Culver Line (subway portion)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IND Culver Line (subway portion) Context triple: [IND Division, includesLine, IND Culver Line (subway portion)]
-
A.
IND Sixth Avenue Line
The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan running primarily beneath Sixth Avenue and served by several B Division routes.
-
B.
Independent Subway System (IND)
The Independent Subway System (IND) was New York City's municipally built and operated subway network, created in the early 20th century to compete with and eventually replace the privately run IRT and BMT lines.
-
C.
Eighth Avenue Line
The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
-
D.
Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
-
E.
Metropolitan West Side Elevated Railroad
The Metropolitan West Side Elevated Railroad was an early elevated transit line in Chicago that formed part of the city’s first rapid transit system on the West Side.
- 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: IND Culver Line (subway portion) Triple: [IND Division, includesLine, IND Culver Line (subway portion)]
Generated description
The IND Culver Line (subway portion) is a New York City Subway rapid transit line in Brooklyn that carries F trains through a series of underground and elevated stations between central Brooklyn and Coney Island.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: IND Culver Line (subway portion) Target entity description: The IND Culver Line (subway portion) is a New York City Subway rapid transit line in Brooklyn that carries F trains through a series of underground and elevated stations between central Brooklyn and Coney Island.
-
A.
IND Sixth Avenue Line
The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan running primarily beneath Sixth Avenue and served by several B Division routes.
-
B.
Independent Subway System (IND)
The Independent Subway System (IND) was New York City's municipally built and operated subway network, created in the early 20th century to compete with and eventually replace the privately run IRT and BMT lines.
-
C.
Eighth Avenue Line
The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
-
D.
Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
-
E.
Metropolitan West Side Elevated Railroad
The Metropolitan West Side Elevated Railroad was an early elevated transit line in Chicago that formed part of the city’s first rapid transit system on the West Side.
- 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_69a24d4862f881908cc8b89d3a78031d |
completed | Feb. 28, 2026, 2:04 a.m. |
| NER | Named-entity recognition | batch_69a256a7957c8190bf9924eff7572b95 |
completed | Feb. 28, 2026, 2:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3a5cd067c8190a25649f80c69ee89 |
completed | March 1, 2026, 2:34 a.m. |
| NEDg | Description generation | batch_69a3a7b0c9a481909555d21be71d1f1d |
completed | March 1, 2026, 2:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3a7e8c82c8190b4e2aaf393dbf386 |
completed | March 1, 2026, 2:43 a.m. |
Created at: Feb. 28, 2026, 2:09 a.m.