Triple
T11986184
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Marc Isambard Brunel |
E285284
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object | Thames Tunnel between Rotherhithe and Wapping |
E281201
|
NE FINISHED |
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: Thames Tunnel between Rotherhithe and Wapping | Statement: [Marc Isambard Brunel, designed, Thames Tunnel between Rotherhithe and Wapping]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thames Tunnel between Rotherhithe and Wapping Context triple: [Marc Isambard Brunel, designed, Thames Tunnel between Rotherhithe and Wapping]
-
A.
Thames Tunnel
chosen
The Thames Tunnel is the world's first underwater tunnel beneath a navigable river, an engineering landmark in London designed by Marc Isambard Brunel with crucial work by his son Isambard Kingdom Brunel.
-
B.
Rotherhithe Tunnel
Rotherhithe Tunnel is a road tunnel beneath the River Thames in London, linking the areas of Rotherhithe and Limehouse.
-
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.
Dudley Canal Tunnel
Dudley Canal Tunnel is a historic network of navigable underground canal tunnels in the West Midlands, England, known for its industrial heritage and boat trips through limestone caverns.
-
E.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6ab44a77c8190a652f4b27164e4ef |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d903acbb9081908fe7f8360057785c |
completed | April 10, 2026, 2:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f48abcf2588190a44e6e31e045b356 |
completed | May 1, 2026, 11:13 a.m. |
Created at: April 8, 2026, 9:46 p.m.