Triple
T17846412
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Interstate 376 |
E445673
|
entity |
| Predicate | containsStructure |
P841
|
FINISHED |
| Object |
Fort Pitt Tunnel
Fort Pitt Tunnel is a major vehicular tunnel in Pittsburgh, Pennsylvania, that carries traffic under Mount Washington and offers a dramatic entrance into the city’s downtown skyline.
|
E1290571
|
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: Fort Pitt Tunnel | Statement: [Interstate 376, containsStructure, Fort Pitt Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fort Pitt Tunnel Context triple: [Interstate 376, containsStructure, Fort Pitt Tunnel]
-
A.
Wheeling Tunnel
The Wheeling Tunnel is a vehicular highway tunnel in Wheeling, West Virginia, carrying Interstate 70 beneath the city's downtown area along a major east–west transportation corridor.
-
B.
West Branch Tunnel
West Branch Tunnel is a major underground conduit within New York’s Delaware Aqueduct system that transports drinking water from upstate reservoirs toward New York City.
-
C.
East Branch Tunnel
East Branch Tunnel is a major underground conduit within New York’s Delaware Aqueduct system that transports drinking water from upstate reservoirs toward New York City.
-
D.
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.
-
E.
Whitehouses Tunnel
Whitehouses Tunnel is a short navigable canal tunnel on the historic Llangollen Canal in Wales, known for carrying boat traffic through a wooded hillside section of the waterway.
- 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: Fort Pitt Tunnel Triple: [Interstate 376, containsStructure, Fort Pitt Tunnel]
Generated description
Fort Pitt Tunnel is a major vehicular tunnel in Pittsburgh, Pennsylvania, that carries traffic under Mount Washington and offers a dramatic entrance into the city’s downtown skyline.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fort Pitt Tunnel Target entity description: Fort Pitt Tunnel is a major vehicular tunnel in Pittsburgh, Pennsylvania, that carries traffic under Mount Washington and offers a dramatic entrance into the city’s downtown skyline.
-
A.
Wheeling Tunnel
The Wheeling Tunnel is a vehicular highway tunnel in Wheeling, West Virginia, carrying Interstate 70 beneath the city's downtown area along a major east–west transportation corridor.
-
B.
West Branch Tunnel
West Branch Tunnel is a major underground conduit within New York’s Delaware Aqueduct system that transports drinking water from upstate reservoirs toward New York City.
-
C.
East Branch Tunnel
East Branch Tunnel is a major underground conduit within New York’s Delaware Aqueduct system that transports drinking water from upstate reservoirs toward New York City.
-
D.
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.
-
E.
Whitehouses Tunnel
Whitehouses Tunnel is a short navigable canal tunnel on the historic Llangollen Canal in Wales, known for carrying boat traffic through a wooded hillside section of the waterway.
- 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_69d8b9f26f18819089c9e43250bee6ae |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e48ffb35248190a80a428686e06d87 |
completed | April 19, 2026, 8:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0307039ae881909222fcc9827735d2 |
completed | May 12, 2026, 10:54 a.m. |
| NEDg | Description generation | batch_6a0307db9948819099bdf6f3b36893dd |
completed | May 12, 2026, 10:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a030862678881908da2ffe271723572 |
completed | May 12, 2026, 11 a.m. |
Created at: April 10, 2026, 10:16 a.m.