Triple
T22356660
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ellesmere Canal |
E552669
|
entity |
| Predicate | notableStructure |
P1544
|
FINISHED |
| Object | Whitehouses Tunnel |
—
|
NE NERFINISHED |
How this triple was built (2 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: Whitehouses Tunnel | Statement: [Ellesmere Canal, notableStructure, Whitehouses Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Whitehouses Tunnel Context triple: [Ellesmere Canal, notableStructure, Whitehouses Tunnel]
-
A.
Whitehouses Tunnel
chosen
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.
-
B.
Adams Tunnel
Adams Tunnel is a major transmountain water diversion tunnel in Colorado that conveys Colorado River water beneath the Continental Divide to the eastern slope as part of a large federal water project.
-
C.
Norwood Tunnel
Norwood Tunnel is a historic canal tunnel in England that once formed a key underground section of the Chesterfield Canal, notable for its length and engineering significance.
-
D.
Summit Tunnel
Summit Tunnel is a historic railway tunnel in northern England, renowned as one of the earliest and longest major railway tunnels built during the early Victorian era.
-
E.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e11e4a0ad08190a385b4d343cf6524 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f157d08b148190a9a4e445e8579219 |
completed | April 29, 2026, 12:58 a.m. |
Created at: April 16, 2026, 8:44 p.m.