Triple
T3897179
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Treaty of Canterbury |
E90398
|
entity |
| Predicate | establishes |
P986
|
FINISHED |
| Object |
Safety Authority for the Channel Tunnel
The Safety Authority for the Channel Tunnel is the binational regulatory body responsible for overseeing and ensuring the safe construction, operation, and maintenance of the Channel Tunnel between the United Kingdom and France.
|
E397099
|
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: Safety Authority for the Channel Tunnel | Statement: [Treaty of Canterbury, establishes, Safety Authority for the Channel Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Safety Authority for the Channel Tunnel Context triple: [Treaty of Canterbury, establishes, Safety Authority for the Channel Tunnel]
-
A.
Channel Tunnel Rail Link
The Channel Tunnel Rail Link, officially known as High Speed 1, is the high-speed railway in the United Kingdom that connects London with the Channel Tunnel and onward services to continental Europe.
-
B.
Channel Tunnel
The Channel Tunnel is a 50-kilometer undersea rail tunnel linking the United Kingdom and France, serving as a major passenger and freight transport route between the two countries.
-
C.
Severn Tunnel
Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
-
D.
Hindhead Tunnel
Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
-
E.
Reigate Tunnel
Reigate Tunnel is a historic road tunnel in Reigate, Surrey, notable as one of the earliest road tunnels in Britain and now a distinctive local landmark.
- 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: Safety Authority for the Channel Tunnel Triple: [Treaty of Canterbury, establishes, Safety Authority for the Channel Tunnel]
Generated description
The Safety Authority for the Channel Tunnel is the binational regulatory body responsible for overseeing and ensuring the safe construction, operation, and maintenance of the Channel Tunnel between the United Kingdom and France.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Safety Authority for the Channel Tunnel Target entity description: The Safety Authority for the Channel Tunnel is the binational regulatory body responsible for overseeing and ensuring the safe construction, operation, and maintenance of the Channel Tunnel between the United Kingdom and France.
-
A.
Channel Tunnel Rail Link
The Channel Tunnel Rail Link, officially known as High Speed 1, is the high-speed railway in the United Kingdom that connects London with the Channel Tunnel and onward services to continental Europe.
-
B.
Channel Tunnel
The Channel Tunnel is a 50-kilometer undersea rail tunnel linking the United Kingdom and France, serving as a major passenger and freight transport route between the two countries.
-
C.
Severn Tunnel
Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
-
D.
Hindhead Tunnel
Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
-
E.
Reigate Tunnel
Reigate Tunnel is a historic road tunnel in Reigate, Surrey, notable as one of the earliest road tunnels in Britain and now a distinctive local landmark.
- 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_69aed95d315881908cbf1bf4a7215fbf |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeecd34e608190bf1ca1d0c04562b2 |
completed | March 9, 2026, 3:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b51c9e3db881909e865e52a842b1be |
completed | March 14, 2026, 8:30 a.m. |
| NEDg | Description generation | batch_69b51d72707c8190a3522d449299ed1e |
completed | March 14, 2026, 8:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b51e08c7ac8190aab4b270258cdb69 |
completed | March 14, 2026, 8:36 a.m. |
Created at: March 9, 2026, 3:21 p.m.