Triple
T12304360
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Slateford |
E293314
|
entity |
| Predicate | railwayCrosses |
P84289
|
FINISHED |
| Object | Slateford Viaduct |
E980086
|
NE FINISHED |
How this triple was built (3 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: Slateford Viaduct | Statement: [Slateford, railwayCrosses, Slateford Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Slateford Viaduct Context triple: [Slateford, railwayCrosses, Slateford Viaduct]
-
A.
Slateford Viaduct
chosen
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.
-
B.
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.
-
C.
Cummersdale Viaduct
Cummersdale Viaduct is a railway bridge in Cumbria, England, carrying the Cumbrian Coast Line across the River Caldew near Carlisle.
-
D.
Meldon Viaduct
Meldon Viaduct is a historic 19th-century wrought-iron railway viaduct in Devon, England, notable for its dramatic height and scenic setting above the West Okement River.
-
E.
Dent Head Viaduct
Dent Head Viaduct is a historic stone railway viaduct in Cumbria, England, carrying trains through the scenic Yorkshire Dales on the Settle–Carlisle line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayCrosses Context triple: [Slateford, railwayCrosses, Slateford Viaduct]
-
A.
hasRailwayCrossing
chosen
Indicates that a location or route includes a point where a railway line and a road or path intersect, typically at the same level.
-
B.
railwayJunctionFor
Indicates that a location serves as a junction point where multiple railway lines or routes connect or intersect for a given railway network or service.
-
C.
railTracks
Indicates that one entity consists of, includes, or is associated with rail tracks used for guiding trains or rail vehicles.
-
D.
railwaySign
Indicates that one entity functions as a railway-related sign or signal that conveys information or instructions within a rail transport context to another entity.
-
E.
coordinatesRailTrafficWith
Indicates that one entity organizes and synchronizes rail operations or movements with another entity to ensure coordinated train traffic.
- F. None of above.
Provenance (4 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_69d6ab6a2b50819082f6aedd32ed608a |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d93f621570819091ee1db2609233ea |
completed | April 10, 2026, 6:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f64b8cf0e8819088f5ee03495bbf61 |
completed | May 2, 2026, 7:07 p.m. |
| PD | Predicate disambiguation | batch_69d93ec02c008190a56aae60a3d9eff6 |
completed | April 10, 2026, 6:17 p.m. |
Created at: April 8, 2026, 9:53 p.m.