Triple
T5472139
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Exeter |
E122858
|
entity |
| Predicate | hasFeature |
P182
|
FINISHED |
| Object |
Underground Passages of Exeter
The Underground Passages of Exeter are a unique network of medieval vaulted tunnels beneath the city, originally built to carry fresh water into Exeter and now open to the public as a historic attraction.
|
E523444
|
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: Underground Passages of Exeter | Statement: [Exeter, hasFeature, Underground Passages of Exeter]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Underground Passages of Exeter Context triple: [Exeter, hasFeature, Underground Passages of Exeter]
-
A.
Reigate Caves
Reigate Caves are a network of historic man-made sandstone tunnels and chambers beneath the town of Reigate in Surrey, England, once used for purposes such as sand mining, storage, and wartime shelter.
-
B.
Chislehurst Caves
Chislehurst Caves are a vast network of man-made underground tunnels in southeast London, historically used for chalk and flint mining and later as air-raid shelters and a tourist attraction.
-
C.
Poole’s Cavern
Poole’s Cavern is a famous natural limestone cave and show cave near Buxton in England’s Peak District, known for its impressive stalactites and underground chambers.
-
D.
Undercroft museum
The Undercroft Museum is an archaeological and historical exhibition space beneath York Minster that showcases the cathedral’s Roman, Viking, and medieval past.
-
E.
The Old Palace, Exeter
The Old Palace in Exeter is the historic residence of the Bishop of Exeter, serving as a key ecclesiastical and architectural landmark in the city.
- 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: Underground Passages of Exeter Triple: [Exeter, hasFeature, Underground Passages of Exeter]
Generated description
The Underground Passages of Exeter are a unique network of medieval vaulted tunnels beneath the city, originally built to carry fresh water into Exeter and now open to the public as a historic attraction.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Underground Passages of Exeter Target entity description: The Underground Passages of Exeter are a unique network of medieval vaulted tunnels beneath the city, originally built to carry fresh water into Exeter and now open to the public as a historic attraction.
-
A.
Reigate Caves
Reigate Caves are a network of historic man-made sandstone tunnels and chambers beneath the town of Reigate in Surrey, England, once used for purposes such as sand mining, storage, and wartime shelter.
-
B.
Chislehurst Caves
Chislehurst Caves are a vast network of man-made underground tunnels in southeast London, historically used for chalk and flint mining and later as air-raid shelters and a tourist attraction.
-
C.
Poole’s Cavern
Poole’s Cavern is a famous natural limestone cave and show cave near Buxton in England’s Peak District, known for its impressive stalactites and underground chambers.
-
D.
Undercroft museum
The Undercroft Museum is an archaeological and historical exhibition space beneath York Minster that showcases the cathedral’s Roman, Viking, and medieval past.
-
E.
The Old Palace, Exeter
The Old Palace in Exeter is the historic residence of the Bishop of Exeter, serving as a key ecclesiastical and architectural landmark in the city.
- 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_69bd46459ff48190823377457bcf7128 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd922f66bc8190b7d47fd68d2fcf2e |
completed | March 20, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf4895b77c819089629d2296a230bc |
completed | March 22, 2026, 1:40 a.m. |
| NEDg | Description generation | batch_69bf4c43b8bc81908b28e1b8287400c7 |
completed | March 22, 2026, 1:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf4cadc9508190a901a6fe6702f1b7 |
completed | March 22, 2026, 1:58 a.m. |
Created at: March 20, 2026, 2:09 p.m.