Caen–Tours railway
E801969
The Caen–Tours railway is a French rail line connecting the Normandy city of Caen with Tours in central France, serving as an important regional passenger and freight corridor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Caen–Tours railway canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9436082 — 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: Caen–Tours railway Context triple: [Argentan, railwayLine, Caen–Tours railway]
-
A.
Paris–Rennes railway
The Paris–Rennes railway is a major French rail line connecting the capital Paris with the city of Rennes in Brittany, serving numerous intermediate towns and regional hubs along its route.
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B.
Paris–Laon railway
The Paris–Laon railway is a French rail line connecting the capital city Paris with the northern town of Laon, serving intermediate communities in the Île-de-France and Hauts-de-France regions.
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C.
Le Mans–Tours railway
The Le Mans–Tours railway is a French rail line connecting the cities of Le Mans and Tours, serving as an important regional passenger and freight corridor in western France.
-
D.
Le Mans–Angers railway
The Le Mans–Angers railway is a French rail line in western France that connects the cities of Le Mans and Angers, forming part of the regional and intercity transport network.
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E.
Nantes–La Roche-sur-Yon railway
The Nantes–La Roche-sur-Yon railway is a regional rail line in western France connecting the city of Nantes with La Roche-sur-Yon, serving as an important link within the Pays de la Loire transport network.
- 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: Caen–Tours railway Target entity description: The Caen–Tours railway is a French rail line connecting the Normandy city of Caen with Tours in central France, serving as an important regional passenger and freight corridor.
-
A.
Paris–Rennes railway
The Paris–Rennes railway is a major French rail line connecting the capital Paris with the city of Rennes in Brittany, serving numerous intermediate towns and regional hubs along its route.
-
B.
Paris–Laon railway
The Paris–Laon railway is a French rail line connecting the capital city Paris with the northern town of Laon, serving intermediate communities in the Île-de-France and Hauts-de-France regions.
-
C.
Le Mans–Tours railway
The Le Mans–Tours railway is a French rail line connecting the cities of Le Mans and Tours, serving as an important regional passenger and freight corridor in western France.
-
D.
Le Mans–Angers railway
The Le Mans–Angers railway is a French rail line in western France that connects the cities of Le Mans and Angers, forming part of the regional and intercity transport network.
-
E.
Nantes–La Roche-sur-Yon railway
The Nantes–La Roche-sur-Yon railway is a regional rail line in western France connecting the city of Nantes with La Roche-sur-Yon, serving as an important link within the Pays de la Loire transport network.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| connects |
Caen
ⓘ
Tours ⓘ |
| country | France ⓘ |
| electrification | 25 kV AC ⓘ |
| formsCorridorBetween |
central France
ⓘ
northwestern France ⓘ |
| gauge | 1,435 mm ⓘ |
| hasTerminus |
Caen station
ⓘ
linked to:
Gare de Caen
Tours station ⓘ |
| locatedIn |
Centre-Val de Loire
ⓘ
Normandy ⓘ |
| opened | 19th century ⓘ |
| operator | SNCF ⓘ |
| owner | SNCF Réseau ⓘ |
| partOf | French railway network ⓘ |
| passesThrough |
Alençon
ⓘ
Le Mans ⓘ |
| primaryUse |
intercity services
ⓘ
regional services ⓘ |
| regionServed |
Centre-Val de Loire
ⓘ
Normandy ⓘ Pays de la Loire ⓘ |
| status | in operation ⓘ |
| trackConfiguration | double track ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
| uses | standard gauge ⓘ |
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: Caen–Tours railway Description of subject: The Caen–Tours railway is a French rail line connecting the Normandy city of Caen with Tours in central France, serving as an important regional passenger and freight corridor.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.