Triple
T21275118
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dent Head Viaduct |
E524367
|
entity |
| Predicate | locatedNorthOf |
P305
|
FINISHED |
| Object | Ribblehead Viaduct |
—
|
NE NERFINISHED |
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: Ribblehead Viaduct | Statement: [Dent Head Viaduct, locatedNorthOf, Ribblehead Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ribblehead Viaduct Context triple: [Dent Head Viaduct, locatedNorthOf, Ribblehead Viaduct]
-
A.
Ribblehead Viaduct
chosen
Ribblehead Viaduct is a 19th-century stone railway viaduct in North Yorkshire, England, famed for its dramatic setting on the Settle–Carlisle line and its series of imposing arches across the Ribble Valley.
-
B.
Wetheral Viaduct
Wetheral Viaduct is a historic railway bridge in Cumbria, England, notable for carrying the Tyne Valley Line high above the River Eden.
-
C.
Monsal Head Viaduct
Monsal Head Viaduct is a historic 19th-century railway viaduct in Derbyshire, England, famed for its dramatic setting in the Peak District and now used as part of a popular walking and cycling trail.
-
D.
Slateford Viaduct
Slateford Viaduct is a historic railway viaduct in the Slateford area of Edinburgh, Scotland, carrying trains high above the Water of Leith and the Union Canal.
-
E.
Knaresborough Viaduct
Knaresborough Viaduct is a 19th-century railway bridge spanning the River Nidd in North Yorkshire, England, known for its striking stone arches and picturesque setting.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b516293c819089458ea2ec85f85e |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7365627a081908caea09097cca354 |
completed | April 21, 2026, 8:33 a.m. |
Created at: April 16, 2026, 4:01 p.m.