Triple
T19566545
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bernina Express |
E489595
|
entity |
| Predicate | notableStructureOnRoute |
P10970
|
FINISHED |
| Object | Landwasser 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: Landwasser Viaduct | Statement: [Bernina Express, notableStructureOnRoute, Landwasser Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Landwasser Viaduct Context triple: [Bernina Express, notableStructureOnRoute, Landwasser Viaduct]
-
A.
Landwasser Viaduct
chosen
The Landwasser Viaduct is a dramatic curved stone railway bridge in the Swiss Alps, renowned for its towering arches and scenic setting on the Rhaetian Railway’s Albula line.
-
B.
Goteik Viaduct
Goteik Viaduct is a historic and spectacular steel railway trestle bridge in Myanmar, famed for its dramatic height and scenic gorge crossing.
-
C.
Shankend Viaduct
Shankend Viaduct is a historic multi-arched railway viaduct in the Scottish Borders, formerly carrying trains on the Waverley Route between Edinburgh and Carlisle.
-
D.
Makatote Viaduct
Makatote Viaduct is a historic steel railway bridge in New Zealand’s central North Island, notable as one of the country’s highest and most impressive engineering structures on the main trunk line.
-
E.
Viaducto
Viaducto is a Mexico City Metro station on Line 2 serving the southern part of the city near the Viaducto Miguel Alemán expressway.
- 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_69d8e8dc5d8c8190a6d7bd8864f43ca0 |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e63f784ff88190a515c78429de3caf |
completed | April 20, 2026, 3 p.m. |
Created at: April 10, 2026, 1:42 p.m.