Triple
T1654428
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Midland Railway |
E35764
|
entity |
| Predicate | notableStructure |
P1544
|
FINISHED |
| Object |
Ribblehead Viaduct
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.
|
E235290
|
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: Ribblehead Viaduct | Statement: [Midland Railway, notableStructure, Ribblehead Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ribblehead Viaduct Context triple: [Midland Railway, notableStructure, Ribblehead Viaduct]
-
A.
Thelwall Viaduct
Thelwall Viaduct is a major motorway bridge in north-west England that carries the M6 over the River Mersey and surrounding waterways near Warrington.
-
B.
Stockport Viaduct
Stockport Viaduct is a large 19th-century brick railway viaduct in Stockport, England, notable for its many arches and its role in carrying the West Coast Main Line across the River Mersey.
-
C.
Runcorn Railway Bridge
Runcorn Railway Bridge is a historic steel truss railway bridge in northwest England that carries trains across the River Mersey between Runcorn and Widnes.
-
D.
Castlefield Viaduct
Castlefield Viaduct is a historic elevated railway viaduct in Manchester, England, now notable for its transformation into an urban sky park and public green space.
-
E.
Gunthorpe Bridge
Gunthorpe Bridge is a road bridge spanning the River Trent in Nottinghamshire, England, carrying the A6097 and serving as a key local crossing point.
- 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: Ribblehead Viaduct Triple: [Midland Railway, notableStructure, Ribblehead Viaduct]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ribblehead Viaduct Target entity description: 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.
-
A.
Thelwall Viaduct
Thelwall Viaduct is a major motorway bridge in north-west England that carries the M6 over the River Mersey and surrounding waterways near Warrington.
-
B.
Stockport Viaduct
Stockport Viaduct is a large 19th-century brick railway viaduct in Stockport, England, notable for its many arches and its role in carrying the West Coast Main Line across the River Mersey.
-
C.
Runcorn Railway Bridge
Runcorn Railway Bridge is a historic steel truss railway bridge in northwest England that carries trains across the River Mersey between Runcorn and Widnes.
-
D.
Castlefield Viaduct
Castlefield Viaduct is a historic elevated railway viaduct in Manchester, England, now notable for its transformation into an urban sky park and public green space.
-
E.
Gunthorpe Bridge
Gunthorpe Bridge is a road bridge spanning the River Trent in Nottinghamshire, England, carrying the A6097 and serving as a key local crossing point.
- 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_69a8860568888190a32cd9f70acbba42 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90a8b597c81908a62b41718d85df6 |
completed | March 5, 2026, 4:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae303cdce081909b66ec04de43cf53 |
completed | March 9, 2026, 2:28 a.m. |
| NEDg | Description generation | batch_69ae31549dec8190b3c9e8a73d561334 |
completed | March 9, 2026, 2:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae32673a948190bd2bc136edc33344 |
completed | March 9, 2026, 2:37 a.m. |
Created at: March 4, 2026, 7:29 p.m.