Triple
T893804
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | R train |
E19297
|
entity |
| Predicate | usesTunnel |
P18707
|
FINISHED |
| Object |
Montague Street Tunnel
The Montague Street Tunnel is a New York City Subway tunnel under the East River that carries trains between Manhattan and Brooklyn.
|
E109266
|
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: Montague Street Tunnel | Statement: [R train, usesTunnel, Montague Street Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Montague Street Tunnel Context triple: [R train, usesTunnel, Montague Street Tunnel]
-
A.
Queensway Tunnel
The Queensway Tunnel is a road tunnel in northwest England that carries vehicular traffic beneath the River Mersey between Liverpool and the Wirral Peninsula.
-
B.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
C.
Midtown Tunnel
The Midtown Tunnel is a vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
D.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
-
E.
Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
- 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: Montague Street Tunnel Triple: [R train, usesTunnel, Montague Street Tunnel]
Generated description
The Montague Street Tunnel is a New York City Subway tunnel under the East River that carries trains between Manhattan and Brooklyn.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Montague Street Tunnel Target entity description: The Montague Street Tunnel is a New York City Subway tunnel under the East River that carries trains between Manhattan and Brooklyn.
-
A.
Queensway Tunnel
The Queensway Tunnel is a road tunnel in northwest England that carries vehicular traffic beneath the River Mersey between Liverpool and the Wirral Peninsula.
-
B.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
C.
Midtown Tunnel
The Midtown Tunnel is a vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
D.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
-
E.
Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
- 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_69a4939d37188190848be3d426ebc9ae |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4ad212cd8819091eb1b7d606f5afd |
completed | March 1, 2026, 9:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7ee02a21c819088e6a137ea306efd |
completed | March 4, 2026, 8:32 a.m. |
| NEDg | Description generation | batch_69a7eebc724c8190a364782ec8e672e0 |
completed | March 4, 2026, 8:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7ef2ed2c881909dc1d2d6fb39805a |
completed | March 4, 2026, 8:37 a.m. |
Created at: March 1, 2026, 7:39 p.m.