Thusis–Valbella line
E714667
The Thusis–Valbella line is a regional railway route in the Swiss canton of Graubünden operated by the Rhaetian Railway, serving alpine communities between Thusis and the resort area around Valbella.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Thusis–Valbella line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7875725 — 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: Thusis–Valbella line Context triple: [Rhaetian Railway, hasLine, Thusis–Valbella line]
-
A.
Tarentaise railway line
The Tarentaise railway line is a French alpine rail route in the Savoie region that serves ski resorts in the Tarentaise Valley and ends at Bourg-Saint-Maurice.
-
B.
Turin–Aosta railway
The Turin–Aosta railway is a key Italian rail line connecting the city of Turin with the Aosta Valley, serving both regional passenger and freight traffic through northwestern Italy.
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C.
Bernina railway line
The Bernina railway line is a scenic Swiss mountain railway and UNESCO World Heritage site renowned for its dramatic alpine landscapes and panoramic train journeys between Switzerland and Italy.
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D.
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.
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E.
Albula Railway
The Albula Railway is a renowned Swiss mountain railway line celebrated for its spectacular alpine scenery, spiral tunnels, and status as a UNESCO World Heritage Site.
- 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: Thusis–Valbella line Target entity description: The Thusis–Valbella line is a regional railway route in the Swiss canton of Graubünden operated by the Rhaetian Railway, serving alpine communities between Thusis and the resort area around Valbella.
-
A.
Tarentaise railway line
The Tarentaise railway line is a French alpine rail route in the Savoie region that serves ski resorts in the Tarentaise Valley and ends at Bourg-Saint-Maurice.
-
B.
Turin–Aosta railway
The Turin–Aosta railway is a key Italian rail line connecting the city of Turin with the Aosta Valley, serving both regional passenger and freight traffic through northwestern Italy.
-
C.
Bernina railway line
The Bernina railway line is a scenic Swiss mountain railway and UNESCO World Heritage site renowned for its dramatic alpine landscapes and panoramic train journeys between Switzerland and Italy.
-
D.
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.
-
E.
Albula Railway
The Albula Railway is a renowned Swiss mountain railway line celebrated for its spectacular alpine scenery, spiral tunnels, and status as a UNESCO World Heritage Site.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| country | Switzerland ⓘ |
| gauge | metre gauge ⓘ |
| locatedIn |
Alps
NERFINISHED
ⓘ
canton of Graubünden NERFINISHED ⓘ eastern Switzerland NERFINISHED ⓘ |
| operator | Rhaetian Railway NERFINISHED ⓘ |
| railwaySystem | Rhaetian Railway network NERFINISHED ⓘ |
| regionServed |
Graubünden
NERFINISHED
ⓘ
Thusis area ⓘ Valbella resort area ⓘ |
| serves |
Thusis
NERFINISHED
ⓘ
Valbella NERFINISHED ⓘ alpine communities ⓘ |
| terminus |
Thusis
NERFINISHED
ⓘ
Valbella region NERFINISHED ⓘ |
| transportType | rail transport ⓘ |
| usedFor |
regional passenger transport
ⓘ
tourist access to resort area around Valbella ⓘ |
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: Thusis–Valbella line Description of subject: The Thusis–Valbella line is a regional railway route in the Swiss canton of Graubünden operated by the Rhaetian Railway, serving alpine communities between Thusis and the resort area around Valbella.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.