Jungfrau Railway tunnel
E508511
The Jungfrau Railway tunnel is a high-altitude railway passage through the Eiger in the Swiss Alps that carries trains up to the Jungfraujoch, often called the "Top of Europe."
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jungfrau Railway tunnel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5250439 — 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: Jungfrau Railway tunnel Context triple: [Eiger, hasRailwayTunnel, Jungfrau Railway tunnel]
-
A.
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.
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B.
Wengernalp Railway
The Wengernalp Railway is a historic Swiss rack railway in the Bernese Oberland that climbs from the Lauterbrunnen and Grindelwald valleys up to Kleine Scheidegg beneath the Eiger, Mönch, and Jungfrau.
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C.
Simplon Tunnel
The Simplon Tunnel is a major railway tunnel beneath the Alps connecting Switzerland and Italy, historically significant as one of the longest and most important transalpine rail routes.
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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.
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E.
Great St Bernard Tunnel
The Great St Bernard Tunnel is a major road tunnel through the Alps that provides a year-round transalpine route between Switzerland and Italy beneath the Great St Bernard Pass.
- 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: Jungfrau Railway tunnel Target entity description: The Jungfrau Railway tunnel is a high-altitude railway passage through the Eiger in the Swiss Alps that carries trains up to the Jungfraujoch, often called the "Top of Europe."
-
A.
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.
-
B.
Wengernalp Railway
The Wengernalp Railway is a historic Swiss rack railway in the Bernese Oberland that climbs from the Lauterbrunnen and Grindelwald valleys up to Kleine Scheidegg beneath the Eiger, Mönch, and Jungfrau.
-
C.
Simplon Tunnel
The Simplon Tunnel is a major railway tunnel beneath the Alps connecting Switzerland and Italy, historically significant as one of the longest and most important transalpine rail routes.
-
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.
Great St Bernard Tunnel
The Great St Bernard Tunnel is a major road tunnel through the Alps that provides a year-round transalpine route between Switzerland and Italy beneath the Great St Bernard Pass.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
mountain railway infrastructure
ⓘ
railway tunnel ⓘ |
| accesses | Jungfraujoch observatory area NERFINISHED ⓘ |
| connectsTo |
Jungfraujoch railway station
NERFINISHED
ⓘ
Kleine Scheidegg NERFINISHED ⓘ |
| constructionChallenges | high-altitude alpine conditions ⓘ |
| constructionMethod | tunnel bored through rock ⓘ |
| country | Switzerland ⓘ |
| electrification | electric railway ⓘ |
| elevation | high-altitude ⓘ |
| feature |
intermediate viewing windows in the Eiger north face
ⓘ
underground stations ⓘ |
| gauge | metre gauge ⓘ |
| locatedIn |
Bernese Alps
NERFINISHED
ⓘ
Eiger NERFINISHED ⓘ Swiss Alps NERFINISHED ⓘ |
| marketingNameAssociation | Top of Europe NERFINISHED ⓘ |
| notableFor | being one of the highest railway tunnels in Europe ⓘ |
| opened | early 20th century ⓘ |
| operator | Jungfraubahn AG NERFINISHED ⓘ |
| partOf | Jungfrau Railway NERFINISHED ⓘ |
| partOfRoute | Kleine Scheidegg–Jungfraujoch line NERFINISHED ⓘ |
| passesUnder | Eiger north face NERFINISHED ⓘ |
| purpose |
access to Jungfraujoch
ⓘ
tourist transport ⓘ |
| region | canton of Bern NERFINISHED ⓘ |
| safetyFeature | underground stations for evacuation ⓘ |
| terminus | Jungfraujoch NERFINISHED ⓘ |
| usedFor |
mountain tourism
ⓘ
public 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: Jungfrau Railway tunnel Description of subject: The Jungfrau Railway tunnel is a high-altitude railway passage through the Eiger in the Swiss Alps that carries trains up to the Jungfraujoch, often called the "Top of Europe."
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.