Triple
T8923158
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IRT Flushing Line |
E212473
|
entity |
| Predicate | riverCrossingStructure |
P47919
|
FINISHED |
| Object |
Steinway Tunnel
The Steinway Tunnel is an underwater rail tunnel in New York City that carries subway trains between Manhattan and Queens beneath the East River.
|
E788474
|
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: Steinway Tunnel | Statement: [IRT Flushing Line, riverCrossingStructure, Steinway Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Steinway Tunnel Context triple: [IRT Flushing Line, riverCrossingStructure, Steinway Tunnel]
-
A.
IJ Tunnel
The IJ Tunnel is a major road tunnel in Amsterdam that carries traffic beneath the IJ waterway, connecting the city center with its northern districts.
-
B.
Queens Midtown Tunnel
The Queens Midtown Tunnel is a vehicular tunnel in New York City that connects Midtown Manhattan with the borough of Queens beneath the East River.
-
C.
Brooklyn–Battery Tunnel
The Brooklyn–Battery Tunnel is a major vehicular tunnel in New York City that runs under the East River, connecting Brooklyn with Lower Manhattan.
-
D.
Park Avenue Tunnel
Park Avenue Tunnel is a historic vehicular and former rail tunnel in Manhattan that carries traffic beneath Park Avenue near Grand Central Terminal.
-
E.
Holland Tunnel
The Holland Tunnel is a vehicular tunnel under the Hudson River that connects Lower Manhattan in New York City with Jersey City in New Jersey and is a major commuter route between the two states.
- 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: Steinway Tunnel Triple: [IRT Flushing Line, riverCrossingStructure, Steinway Tunnel]
Generated description
The Steinway Tunnel is an underwater rail tunnel in New York City that carries subway trains between Manhattan and Queens beneath the East River.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Steinway Tunnel Target entity description: The Steinway Tunnel is an underwater rail tunnel in New York City that carries subway trains between Manhattan and Queens beneath the East River.
-
A.
IJ Tunnel
The IJ Tunnel is a major road tunnel in Amsterdam that carries traffic beneath the IJ waterway, connecting the city center with its northern districts.
-
B.
Queens Midtown Tunnel
The Queens Midtown Tunnel is a vehicular tunnel in New York City that connects Midtown Manhattan with the borough of Queens beneath the East River.
-
C.
Brooklyn–Battery Tunnel
The Brooklyn–Battery Tunnel is a major vehicular tunnel in New York City that runs under the East River, connecting Brooklyn with Lower Manhattan.
-
D.
Park Avenue Tunnel
Park Avenue Tunnel is a historic vehicular and former rail tunnel in Manhattan that carries traffic beneath Park Avenue near Grand Central Terminal.
-
E.
Holland Tunnel
The Holland Tunnel is a vehicular tunnel under the Hudson River that connects Lower Manhattan in New York City with Jersey City in New Jersey and is a major commuter route between the two states.
- 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_69ca839481d48190b42b037e0d0f636c |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc6652d63881908821c8735984322a |
completed | April 1, 2026, 12:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d09b3a8a248190aa32981bdcbe570d |
completed | April 4, 2026, 5:01 a.m. |
| NEDg | Description generation | batch_69d09ca202f88190b21b89e61b1596ff |
completed | April 4, 2026, 5:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d09d914d688190af609c4485c746cc |
completed | April 4, 2026, 5:11 a.m. |
Created at: March 30, 2026, 6:56 p.m.