Léman Express
E24670
Léman Express is a cross-border regional rail network linking Geneva with surrounding areas in Switzerland and France as part of the Léman metropolitan transport system.
All labels observed (19)
How this entity was disambiguated
This entity first appeared as the object of triple T163139 — 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: Léman Express Context triple: [Gare de Genève-Cornavin, servedBy, Léman Express]
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A.
Paris–Lausanne railway
The Paris–Lausanne railway is an international rail line connecting the French capital Paris with the Swiss city of Lausanne, serving as a major passenger and freight corridor between France and Switzerland.
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B.
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.
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C.
Geneva–Aéroport railway line
The Geneva–Aéroport railway line is a short Swiss rail link connecting central Geneva’s main station to Geneva International Airport, providing frequent regional and long-distance train services for air travelers and commuters.
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D.
Lausanne–Geneva railway line
The Lausanne–Geneva railway line is a major Swiss rail corridor connecting the cities of Lausanne and Geneva along the northern shore of Lake Geneva, serving as a key route for both regional and international trains.
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E.
Geneva–La Plaine railway line
The Geneva–La Plaine railway line is a regional rail route in the canton of Geneva, Switzerland, connecting central Geneva with its western suburbs and the French border.
- 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: Léman Express Target entity description: Léman Express is a cross-border regional rail network linking Geneva with surrounding areas in Switzerland and France as part of the Léman metropolitan transport system.
-
A.
Paris–Lausanne railway
The Paris–Lausanne railway is an international rail line connecting the French capital Paris with the Swiss city of Lausanne, serving as a major passenger and freight corridor between France and Switzerland.
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B.
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.
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C.
Geneva–Aéroport railway line
The Geneva–Aéroport railway line is a short Swiss rail link connecting central Geneva’s main station to Geneva International Airport, providing frequent regional and long-distance train services for air travelers and commuters.
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D.
Lausanne–Geneva railway line
The Lausanne–Geneva railway line is a major Swiss rail corridor connecting the cities of Lausanne and Geneva along the northern shore of Lake Geneva, serving as a key route for both regional and international trains.
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E.
Geneva–La Plaine railway line
The Geneva–La Plaine railway line is a regional rail route in the canton of Geneva, Switzerland, connecting central Geneva with its western suburbs and the French border.
- F. None of above. chosen
Statements (48)
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: Léman Express Description of subject: Léman Express is a cross-border regional rail network linking Geneva with surrounding areas in Switzerland and France as part of the Léman metropolitan transport system.
Referenced by (48)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Geneva RER
this entity surface form:
Léman Express services
this entity surface form:
Léman metropolitan transport system
this entity surface form:
Léman Express rail network
this entity surface form:
Léman Express network
this entity surface form:
Léman Express rail network
this entity surface form:
Léman Express line
this entity surface form:
Geneva RER system
this entity surface form:
Léman Express network
this entity surface form:
Léman Express network
this entity surface form:
Geneva RER
this entity surface form:
Léman Express network
this entity surface form:
Léman Express network
this entity surface form:
Léman Express regional rail network
this entity surface form:
Léman Express (via Annemasse)
this entity surface form:
Léman Express L1
this entity surface form:
Léman Express L2
this entity surface form:
Léman Express L3
this entity surface form:
Léman Express L4
this entity surface form:
Léman Express L5
this entity surface form:
Léman Express L6
this entity surface form:
Léman Express L7
this entity surface form:
Léman Express L8
this entity surface form:
Léman Express network
this entity surface form:
Léman Express regional trains
this entity surface form:
Léman Express services
this entity surface form:
Léman Express network