Triple
T22356659
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ellesmere Canal |
E552669
|
entity |
| Predicate | notableStructure |
P1544
|
FINISHED |
| Object | Chirk 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: Chirk Tunnel | Statement: [Ellesmere Canal, notableStructure, Chirk Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chirk Tunnel Context triple: [Ellesmere Canal, notableStructure, Chirk Tunnel]
-
A.
Chirk Tunnel
chosen
Chirk Tunnel is a historic canal tunnel on the Llangollen Canal in Wales, notable for carrying the waterway beneath the Welsh–English border near Chirk Aqueduct.
-
B.
Malpas Tunnel
Malpas Tunnel is a historic canal tunnel in southern France, notable as one of the first navigable tunnels built for the Canal du Midi in the 17th century.
-
C.
Moorcock Tunnel
Moorcock Tunnel is a railway tunnel in northern England located near Garsdale on the Settle–Carlisle line, carrying trains through the surrounding upland landscape.
-
D.
Moffat Tunnel
The Moffat Tunnel is a major railroad and water tunnel that cuts through the Continental Divide in Colorado, providing a crucial transportation and utility link between the Denver area and the western slope of the Rocky Mountains.
-
E.
Netherton Tunnel
Netherton Tunnel is a historic canal tunnel in the Black Country, England, notable as one of the last major canal tunnels built during the Industrial Revolution and a key feature of the region’s industrial heritage.
- 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.