Engadin line
E714850
The Engadin line is a scenic metre-gauge railway route in Switzerland’s canton of Graubünden that runs through the Engadin valley as part of the Rhaetian Railway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Engadin line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7875722 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Engadin line Context triple: [Rhaetian Railway, hasLine, Engadin line]
-
A.
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.
-
B.
Davos–Filisur railway line
The Davos–Filisur railway line is a scenic metre-gauge mountain railway in the Swiss canton of Graubünden, known for its dramatic alpine landscapes, tunnels, and viaducts operated by the Rhaetian Railway.
-
C.
Brünig railway line
The Brünig railway line is a scenic Swiss metre-gauge rail route operated by Zentralbahn that connects Lucerne and Interlaken across the Alps.
-
D.
Landquart–Davos railway line
The Landquart–Davos railway line is a Swiss metre-gauge mountain railway operated by the Rhaetian Railway, linking the town of Landquart with the alpine resort of Davos through the canton of Graubünden.
-
E.
Thun–Spiez railway line
The Thun–Spiez railway line is a Swiss standard-gauge rail route in the canton of Bern that connects the town of Thun with the junction hub of Spiez, forming part of key north–south Alpine transit corridors.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Engadin line Target entity description: The Engadin line is a scenic metre-gauge railway route in Switzerland’s canton of Graubünden that runs through the Engadin valley as part of the Rhaetian Railway network.
-
A.
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.
-
B.
Davos–Filisur railway line
The Davos–Filisur railway line is a scenic metre-gauge mountain railway in the Swiss canton of Graubünden, known for its dramatic alpine landscapes, tunnels, and viaducts operated by the Rhaetian Railway.
-
C.
Brünig railway line
The Brünig railway line is a scenic Swiss metre-gauge rail route operated by Zentralbahn that connects Lucerne and Interlaken across the Alps.
-
D.
Landquart–Davos railway line
The Landquart–Davos railway line is a Swiss metre-gauge mountain railway operated by the Rhaetian Railway, linking the town of Landquart with the alpine resort of Davos through the canton of Graubünden.
-
E.
Thun–Spiez railway line
The Thun–Spiez railway line is a Swiss standard-gauge rail route in the canton of Bern that connects the town of Thun with the junction hub of Spiez, forming part of key north–south Alpine transit corridors.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
metre-gauge railway
ⓘ
railway line ⓘ scenic railway route ⓘ |
| country | Switzerland ⓘ |
| electrification | overhead line ⓘ |
| electrificationSystem | 11 kV 16.7 Hz AC ⓘ |
| gauge | 1000 mm ⓘ |
| hasFeature |
mountain railway characteristics
ⓘ
scenic views ⓘ valley route ⓘ |
| languageRegion |
German-speaking area
ⓘ
Romansh-speaking area ⓘ |
| locatedIn |
Alps
NERFINISHED
ⓘ
Engadin valley NERFINISHED ⓘ canton of Graubünden NERFINISHED ⓘ eastern Switzerland ⓘ |
| operator | Rhaetian Railway NERFINISHED ⓘ |
| partOf |
Rhaetian Railway network
NERFINISHED
ⓘ
Swiss railway network NERFINISHED ⓘ |
| railwaySystem | Rhaetian Railway NERFINISHED ⓘ |
| railwayType | narrow-gauge railway ⓘ |
| trackConfiguration | single track ⓘ |
| usedFor |
passenger transport
ⓘ
regional rail services ⓘ tourist transport ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Engadin line Description of subject: The Engadin line is a scenic metre-gauge railway route in Switzerland’s canton of Graubünden that runs through the Engadin valley as part of the Rhaetian Railway network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.