Triple
T16017086
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Melide railway station |
E388493
|
entity |
| Predicate | partOfCorridor |
P840
|
FINISHED |
| Object | north–south Gotthard rail corridor |
E162360
|
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: north–south Gotthard rail corridor | Statement: [Melide railway station, partOfCorridor, north–south Gotthard rail corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: north–south Gotthard rail corridor Context triple: [Melide railway station, partOfCorridor, north–south Gotthard rail corridor]
-
A.
Gotthard route
chosen
The Gotthard route is a major north–south trans-Alpine transport corridor in Switzerland, linking central Europe with Italy via road and rail tunnels through the Gotthard massif.
-
B.
Transalpina railway
The Transalpina railway is a historic cross-border rail line in the Alpine region of Italy and Slovenia, known for connecting towns across mountainous terrain and serving as an important regional transport route.
-
C.
Simplon railway line
The Simplon railway line is a major trans-Alpine rail route connecting Switzerland and Italy through the Simplon Tunnel, serving as an important international passenger and freight corridor.
-
D.
Lötschberg railway line
The Lötschberg railway line is a major Swiss Alpine rail route operated by BLS that connects the Bernese Oberland with the Valais through long tunnels and dramatic mountain scenery.
-
E.
Lötschberg Tunnel
The Lötschberg Tunnel is a major Swiss railway tunnel through the Bernese Alps that provides a key north–south transit route between the cantons of Bern and Valais.
- 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_69d86dabcb7c8190b6a39d6831d2fa1b |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e18295c6a4819093263db8669d4b08 |
completed | April 17, 2026, 12:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffdbcdf2548190999a6d093c7fb64a |
completed | May 10, 2026, 1:13 a.m. |
Created at: April 10, 2026, 4:55 a.m.