LGV Bretagne-Pays de la Loire
E801754
LGV Bretagne-Pays de la Loire is a French high-speed railway line that significantly reduces travel times between Paris and the Brittany and Pays de la Loire regions.
All labels observed (2)
| Label | Occurrences |
|---|---|
| LGV Bretagne-Pays de la Loire canonical | 2 |
| LGV Bretagne–Pays de la Loire | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9488516 — 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: LGV Bretagne-Pays de la Loire Context triple: [Lignes à grande vitesse network, includesLine, LGV Bretagne-Pays de la Loire]
-
A.
La Tour Bretagne
La Tour Bretagne is a prominent high-rise office skyscraper in Nantes, France, known for its panoramic city views and distinctive modernist architecture.
-
B.
LGV Sud Europe Atlantique
LGV Sud Europe Atlantique is a major French high-speed rail line that extends the TGV network southwest from Tours toward Bordeaux, improving long-distance connections between Paris and southwestern regions such as Occitanie.
-
C.
LGV Rhône-Alpes
LGV Rhône-Alpes is a high-speed railway line in southeastern France that forms part of the TGV network, linking the Paris–Lyon route to lines serving the south and east of the country.
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D.
LGV Sud-Est
LGV Sud-Est is a high-speed railway line in France that connects Paris to Lyon and the southeast, forming the backbone of the country’s TGV network.
-
E.
Paris–Granville
Paris–Granville is a regional railway service in France connecting the capital city Paris with the coastal town of Granville in Normandy.
- 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: LGV Bretagne-Pays de la Loire Target entity description: LGV Bretagne-Pays de la Loire is a French high-speed railway line that significantly reduces travel times between Paris and the Brittany and Pays de la Loire regions.
-
A.
La Tour Bretagne
La Tour Bretagne is a prominent high-rise office skyscraper in Nantes, France, known for its panoramic city views and distinctive modernist architecture.
-
B.
LGV Sud Europe Atlantique
LGV Sud Europe Atlantique is a major French high-speed rail line that extends the TGV network southwest from Tours toward Bordeaux, improving long-distance connections between Paris and southwestern regions such as Occitanie.
-
C.
LGV Rhône-Alpes
LGV Rhône-Alpes is a high-speed railway line in southeastern France that forms part of the TGV network, linking the Paris–Lyon route to lines serving the south and east of the country.
-
D.
LGV Sud-Est
LGV Sud-Est is a high-speed railway line in France that connects Paris to Lyon and the southeast, forming the backbone of the country’s TGV network.
-
E.
Paris–Granville
Paris–Granville is a regional railway service in France connecting the capital city Paris with the coastal town of Granville in Normandy.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
high-speed railway line
ⓘ
railway infrastructure project ⓘ |
| benefits |
improved regional accessibility for Brittany
ⓘ
improved regional accessibility for Pays de la Loire ⓘ increased rail capacity between Paris and western France ⓘ |
| concessionaire | Eiffage Rail Express NERFINISHED ⓘ |
| connectsTo |
Le Mans
NERFINISHED
ⓘ
Paris NERFINISHED ⓘ Rennes NERFINISHED ⓘ Sablé-sur-Sarthe NERFINISHED ⓘ |
| connectsWithLine | LGV Atlantique NERFINISHED ⓘ |
| constructionCost | several billion euros ⓘ |
| constructionStartDate | 2012 ⓘ |
| country | France ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| enablesService | direct high-speed services to Nantes via Sablé ⓘ |
| environmentalImpactAssessment | required under French law ⓘ |
| fundingModel | public-private partnership ⓘ |
| gauge | standard gauge ⓘ |
| hasJunction | Sablé-sur-Sarthe triangle junction ⓘ |
| integratedWith |
conventional rail network at Le Mans
ⓘ
conventional rail network at Rennes ⓘ |
| length | approximately 182 km ⓘ |
| lineNumber | BPL NERFINISHED ⓘ |
| locatedIn |
Brittany
NERFINISHED
ⓘ
Pays de la Loire NERFINISHED ⓘ Île-de-France region ⓘ
surface form:
Île-de-France
|
| maximumSpeed | 320 km/h ⓘ |
| openingDate | 2017-07-02 ⓘ |
| operator | SNCF Réseau NERFINISHED ⓘ |
| owner | French State NERFINISHED ⓘ |
| partOfNetwork | French high-speed rail network ⓘ |
| planningAuthority | French Ministry of Transport NERFINISHED ⓘ |
| projectType | extension of LGV Atlantique corridor ⓘ |
| purpose |
reduce travel time between Paris and Brittany
ⓘ
reduce travel time between Paris and Pays de la Loire ⓘ |
| regionServed |
Brittany
NERFINISHED
ⓘ
Pays de la Loire NERFINISHED ⓘ Île-de-France NERFINISHED ⓘ |
| serviceOperator | SNCF Voyageurs NERFINISHED ⓘ |
| signallingSystem | TVM NERFINISHED ⓘ |
| status | in operation ⓘ |
| terminus |
Cesson-Sévigné
NERFINISHED
ⓘ
Connerré NERFINISHED ⓘ |
| trackConfiguration | double track ⓘ |
| travelTimeReduction | Paris–Rennes reduced to about 1h25 NERFINISHED ⓘ |
| usesRollingStock | TGV NERFINISHED ⓘ |
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: LGV Bretagne-Pays de la Loire Description of subject: LGV Bretagne-Pays de la Loire is a French high-speed railway line that significantly reduces travel times between Paris and the Brittany and Pays de la Loire regions.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Lignes à grande vitesse network
this entity surface form:
LGV Bretagne–Pays de la Loire