Triple
T6865905
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Regent’s Canal |
E158399
|
entity |
| Predicate | hasStructure |
P35
|
FINISHED |
| Object |
Maida Hill Tunnel
Maida Hill Tunnel is a 272-yard-long canal tunnel in London that carries the Regent’s Canal beneath the Maida Hill and Little Venice area.
|
E625570
|
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: Maida Hill Tunnel | Statement: [Regent’s Canal, hasStructure, Maida Hill Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maida Hill Tunnel Context triple: [Regent’s Canal, hasStructure, Maida Hill Tunnel]
-
A.
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.
-
B.
Bruce Tunnel
Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
-
C.
Bosley Tunnel
Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
-
D.
Bopeep Tunnel
Bopeep Tunnel is a railway tunnel in East Sussex, England, carrying the Tonbridge–Hastings line through the coastal cliffs near St Leonards.
-
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: Maida Hill Tunnel Triple: [Regent’s Canal, hasStructure, Maida Hill Tunnel]
Generated description
Maida Hill Tunnel is a 272-yard-long canal tunnel in London that carries the Regent’s Canal beneath the Maida Hill and Little Venice area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maida Hill Tunnel Target entity description: Maida Hill Tunnel is a 272-yard-long canal tunnel in London that carries the Regent’s Canal beneath the Maida Hill and Little Venice area.
-
A.
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.
-
B.
Bruce Tunnel
Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
-
C.
Bosley Tunnel
Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
-
D.
Bopeep Tunnel
Bopeep Tunnel is a railway tunnel in East Sussex, England, carrying the Tonbridge–Hastings line through the coastal cliffs near St Leonards.
-
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_69c68831e3648190a643c328122e4d43 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d88c48f08190b9afba97b19d8605 |
completed | March 27, 2026, 7:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7428b2fe88190ac1798922e2b9620 |
completed | March 28, 2026, 2:52 a.m. |
| NEDg | Description generation | batch_69c7437978b48190a9c79761c15355cd |
completed | March 28, 2026, 2:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c743f4c6fc8190b8a39fdfe7a796ea |
completed | March 28, 2026, 2:59 a.m. |
Created at: March 27, 2026, 2:21 p.m.