Turin–Modane railway
E175387
The Turin–Modane railway is a major trans-Alpine rail line connecting Turin in Italy with Modane in France, providing a key international route through the Alps.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Turin–Modane railway canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T1534225 — 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: Turin–Modane railway Context triple: [Fréjus Rail Tunnel, line, Turin–Modane railway]
-
A.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
-
B.
Lyon–Turin rail axis
The Lyon–Turin rail axis is a major transalpine high-speed and freight railway project linking Lyon in France with Turin in Italy through long base tunnels under the Alps to improve cross-border transport.
-
C.
Gotthard route
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.
-
D.
Lyon–Grenoble railway
The Lyon–Grenoble railway is a major French rail line connecting the city of Lyon with Grenoble, serving as an important corridor for both regional and long-distance passenger and freight traffic in southeastern France.
-
E.
Geneva–Lyon railway
The Geneva–Lyon railway is an international rail line linking the Swiss city of Geneva with Lyon in France, serving as a key passenger and freight corridor between the two countries.
- 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: Turin–Modane railway Target entity description: The Turin–Modane railway is a major trans-Alpine rail line connecting Turin in Italy with Modane in France, providing a key international route through the Alps.
-
A.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
-
B.
Lyon–Turin rail axis
The Lyon–Turin rail axis is a major transalpine high-speed and freight railway project linking Lyon in France with Turin in Italy through long base tunnels under the Alps to improve cross-border transport.
-
C.
Gotthard route
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.
-
D.
Lyon–Grenoble railway
The Lyon–Grenoble railway is a major French rail line connecting the city of Lyon with Grenoble, serving as an important corridor for both regional and long-distance passenger and freight traffic in southeastern France.
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E.
Geneva–Lyon railway
The Geneva–Lyon railway is an international rail line linking the Swiss city of Geneva with Lyon in France, serving as a key passenger and freight corridor between the two countries.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
international railway line
ⓘ
railway line ⓘ trans-Alpine railway line ⓘ |
| belongsToCorridor |
Trans-European transport network
ⓘ
surface form:
Trans-European Transport Network (TEN-T)
|
| connects |
Modane
ⓘ
Turin ⓘ |
| country |
France
ⓘ
Italy ⓘ |
| crossesBorderBetween |
France and Italy
ⓘ
surface form:
Italy and France
|
| electrificationSystem |
25 kV AC (French section)
ⓘ
3 kV DC (Italian section) ⓘ |
| gauge | standard gauge ⓘ |
| hasBorderCrossingPoint | Fréjus Rail Tunnel ⓘ |
| hasLanguageOfOperation |
French
ⓘ
Italian ⓘ |
| hasMajorStation |
Bardonecchia
ⓘ
Modane railway station ⓘ
surface form:
Modane station
Oulx ⓘ
surface form:
Oulx-Cesana-Claviere-Sestriere
Torino Porta Nuova ⓘ Torino Porta Susa ⓘ |
| hasPart | Fréjus Rail Tunnel ⓘ |
| hasStructureType | mountain railway ⓘ |
| hasTunnel | Fréjus Rail Tunnel ⓘ |
| historicalRole | first major rail link between Turin and Lyon area via Modane ⓘ |
| isImportantFor |
European rail connectivity
ⓘ
international freight corridors ⓘ |
| isKeyRouteFor |
traffic between Italy and France
ⓘ
trans-Alpine rail traffic ⓘ |
| locatedInRegion |
Auvergne-Rhône-Alpes region
ⓘ
surface form:
Auvergne-Rhône-Alpes
Piedmont ⓘ |
| locatedOnContinent | Europe ⓘ |
| operator |
SNCF
ⓘ
Trenitalia ⓘ |
| owner |
Rete Ferroviaria Italiana
ⓘ
SNCF Réseau ⓘ |
| partOf |
French railway network
ⓘ
Italian railway network ⓘ |
| passesThrough | Alps ⓘ |
| primaryFunction | link Turin metropolitan area with French rail network ⓘ |
| terminusInFrance | Modane ⓘ |
| terminusInItaly | Turin ⓘ |
| traversesValley | Susa Valley ⓘ |
| usedFor |
freight transport
ⓘ
passenger 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: Turin–Modane railway Description of subject: The Turin–Modane railway is a major trans-Alpine rail line connecting Turin in Italy with Modane in France, providing a key international route through the Alps.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.