Triple
T11931195
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Wales Railway |
E283912
|
entity |
| Predicate | usedStructure |
P35482
|
FINISHED |
| Object | Landore Viaduct |
E630285
|
NE FINISHED |
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: Landore Viaduct | Statement: [South Wales Railway, usedStructure, Landore Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Landore Viaduct Context triple: [South Wales Railway, usedStructure, Landore Viaduct]
-
A.
Landore Viaduct
chosen
Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
-
B.
Goyt Viaduct
Goyt Viaduct is a historic railway viaduct in Derbyshire, England, carrying tracks high over the River Goyt as part of the former Midland Railway route.
-
C.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
-
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.
Liddel Viaduct
Liddel Viaduct is a historic railway bridge on the former Waverley Route in the Scottish Borders, notable for carrying trains across the River Liddel near the England–Scotland border.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6ab2ce9c48190b5d39511b524f666 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d90303a9a88190a4044e6310ba9b4b |
completed | April 10, 2026, 2:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f62a74cd8c8190a1b2aac622b11edc |
completed | May 2, 2026, 4:46 p.m. |
Created at: April 8, 2026, 9:45 p.m.