Lötschberg railway line
E429884
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.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Lötschberg railway line canonical | 5 |
| Bern–Lötschberg–Simplon railway | 2 |
| Lötschberg mountain line | 1 |
| Lötschberg railway line at Thun | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4228921 — 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: Lötschberg railway line Context triple: [Lötschberg Pass, traversedBy, Lötschberg railway line]
-
A.
Bern–Lucerne railway line
The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
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B.
Bern–Thun railway line
The Bern–Thun railway line is a key Swiss rail route connecting the capital city of Bern with the town of Thun, serving as an important corridor for both regional and long-distance passenger services.
-
C.
Lausanne–Bern railway line
The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
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D.
Bernese Oberland Railway
The Bernese Oberland Railway is a Swiss mountain railway that connects the town of Interlaken with popular alpine destinations such as Grindelwald and Lauterbrunnen in the Bernese Oberland region.
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E.
Bern–Biel/Bienne railway line
The Bern–Biel/Bienne railway line is a major Swiss standard-gauge route connecting the capital city of Bern with the bilingual city of Biel/Bienne, serving as an important corridor for both regional and intercity passenger traffic.
- 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: Lötschberg railway line Target entity description: 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.
-
A.
Bern–Lucerne railway line
The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
-
B.
Bern–Thun railway line
The Bern–Thun railway line is a key Swiss rail route connecting the capital city of Bern with the town of Thun, serving as an important corridor for both regional and long-distance passenger services.
-
C.
Lausanne–Bern railway line
The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
-
D.
Bernese Oberland Railway
The Bernese Oberland Railway is a Swiss mountain railway that connects the town of Interlaken with popular alpine destinations such as Grindelwald and Lauterbrunnen in the Bernese Oberland region.
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E.
Bern–Biel/Bienne railway line
The Bern–Biel/Bienne railway line is a major Swiss standard-gauge route connecting the capital city of Bern with the bilingual city of Biel/Bienne, serving as an important corridor for both regional and intercity passenger traffic.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mountain railway
ⓘ
railway line ⓘ |
| baseTunnelLength | approximately 34.6 km ⓘ |
| baseTunnelOpeningYear | 2007 ⓘ |
| connects |
Bernese Oberland
NERFINISHED
ⓘ
Valais NERFINISHED ⓘ |
| connectsTo |
Bern–Thun railway line
NERFINISHED
ⓘ
Simplon railway line NERFINISHED ⓘ |
| country | Switzerland ⓘ |
| crosses | Alpine main ridge ⓘ |
| electrification | 15 kV 16.7 Hz AC overhead line ⓘ |
| endPoint | Brig railway station NERFINISHED ⓘ |
| formsLinkBetween |
Bern region
NERFINISHED
ⓘ
Valais region NERFINISHED ⓘ |
| gauge | standard gauge ⓘ |
| hasPart |
Lötschberg Base Tunnel
NERFINISHED
ⓘ
Lötschberg Tunnel (summit tunnel) NERFINISHED ⓘ Lötschberg summit line NERFINISHED ⓘ |
| hasService |
InterCity trains
ⓘ
InterRegio trains ⓘ international freight trains ⓘ regional trains ⓘ |
| inaugurationYear | 1913 ⓘ |
| locatedIn |
Swiss Alps
NERFINISHED
ⓘ
canton of Bern NERFINISHED ⓘ canton of Valais NERFINISHED ⓘ |
| namedAfter | Lötschen Pass region NERFINISHED ⓘ |
| notableFor |
dramatic mountain scenery
ⓘ
long Alpine tunnels ⓘ spiral tunnels and loops ⓘ |
| openingDate | 1913 ⓘ |
| operator | BLS AG NERFINISHED ⓘ |
| owner | BLS AG NERFINISHED ⓘ |
| partOf |
BLS network
NERFINISHED
ⓘ
north–south trans-Alpine rail corridor NERFINISHED ⓘ |
| passesThrough |
Frutigen
NERFINISHED
ⓘ
Goppenstein NERFINISHED ⓘ Kandersteg NERFINISHED ⓘ Lötschental region (vicinity) NERFINISHED ⓘ |
| primaryUse | mixed traffic ⓘ |
| railwaySystem | Swiss Federal rail network (integrated) NERFINISHED ⓘ |
| startPoint | Spiez railway station NERFINISHED ⓘ |
| summitTunnelLength | approximately 14.6 km ⓘ |
| trackConfiguration |
double track (in parts)
ⓘ
single track (in parts) ⓘ |
| usedFor |
car shuttle trains
ⓘ
freight rail transport ⓘ passenger rail 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: Lötschberg railway line Description of subject: 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.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bern–Lötschberg–Simplon railway
this entity surface form:
Bern–Lötschberg–Simplon railway
this entity surface form:
Lötschberg railway line at Thun