Triple
T9490897
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Canadian Pacific Railway |
E228883
|
entity |
| Predicate | notableStructure |
P1544
|
FINISHED |
| Object |
Connaught Tunnel
The Connaught Tunnel is a historic railway tunnel driven under Rogers Pass in British Columbia that enabled a more direct and reliable transcontinental route through the Canadian Rockies.
|
E801850
|
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: Connaught Tunnel | Statement: [Canadian Pacific Railway, notableStructure, Connaught Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Connaught Tunnel Context triple: [Canadian Pacific Railway, notableStructure, Connaught Tunnel]
-
A.
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.
-
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.
Caldecott Tunnel
The Caldecott Tunnel is a major highway tunnel in the San Francisco Bay Area that carries traffic through the Berkeley Hills between Oakland and Contra Costa County.
-
D.
Bruce Tunnel
Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
-
E.
Chirk Tunnel
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.
- 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: Connaught Tunnel Triple: [Canadian Pacific Railway, notableStructure, Connaught Tunnel]
Generated description
The Connaught Tunnel is a historic railway tunnel driven under Rogers Pass in British Columbia that enabled a more direct and reliable transcontinental route through the Canadian Rockies.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Connaught Tunnel Target entity description: The Connaught Tunnel is a historic railway tunnel driven under Rogers Pass in British Columbia that enabled a more direct and reliable transcontinental route through the Canadian Rockies.
-
A.
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.
-
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.
Caldecott Tunnel
The Caldecott Tunnel is a major highway tunnel in the San Francisco Bay Area that carries traffic through the Berkeley Hills between Oakland and Contra Costa County.
-
D.
Bruce Tunnel
Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
-
E.
Chirk Tunnel
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.
- 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_69ca847424f081908180305555139f7a |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd80c89ec48190a2ad49394cab9c56 |
completed | April 1, 2026, 8:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d12d27c0808190baf5ae04a1b915bb |
completed | April 4, 2026, 3:24 p.m. |
| NEDg | Description generation | batch_69d12da44d7c8190afb11ae3009a79e5 |
completed | April 4, 2026, 3:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d12e1459348190aed583b2364a53dd |
completed | April 4, 2026, 3:28 p.m. |
Created at: March 30, 2026, 7:55 p.m.