Sud Europe Atlantique high-speed line
E391439
The Sud Europe Atlantique high-speed line is a French high-speed railway connecting Tours and Bordeaux, forming a key segment of the TGV network toward southwestern France and Spain.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Atlantic high-speed line | 1 |
| Sud Europe Atlantique high-speed line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3827541 — 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: Sud Europe Atlantique high-speed line Context triple: [LGV Sud Europe Atlantique, alsoKnownAs, Sud Europe Atlantique high-speed line]
-
A.
Mediterranean high-speed line
The Mediterranean high-speed line is a French high-speed railway corridor that extends the TGV network from the Rhône Valley toward the Mediterranean coast, significantly reducing travel times to cities like Marseille.
-
B.
Thalys
Thalys is a high-speed international train service connecting major cities in France, Belgium, the Netherlands, and Germany.
-
C.
Madrid–Barcelona railway
The Madrid–Barcelona railway is a major Spanish rail line linking the capital Madrid with the northeastern city of Barcelona, serving as one of the country’s principal passenger and freight corridors.
-
D.
Nord-Süd-Bahn
Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
-
E.
LGV Est européenne
LGV Est européenne is a high-speed railway line in northeastern France that connects Paris with cities in eastern France and neighboring European countries, significantly reducing travel times for TGV services.
- 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: Sud Europe Atlantique high-speed line Target entity description: The Sud Europe Atlantique high-speed line is a French high-speed railway connecting Tours and Bordeaux, forming a key segment of the TGV network toward southwestern France and Spain.
-
A.
Mediterranean high-speed line
The Mediterranean high-speed line is a French high-speed railway corridor that extends the TGV network from the Rhône Valley toward the Mediterranean coast, significantly reducing travel times to cities like Marseille.
-
B.
Thalys
Thalys is a high-speed international train service connecting major cities in France, Belgium, the Netherlands, and Germany.
-
C.
Madrid–Barcelona railway
The Madrid–Barcelona railway is a major Spanish rail line linking the capital Madrid with the northeastern city of Barcelona, serving as one of the country’s principal passenger and freight corridors.
-
D.
Nord-Süd-Bahn
Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
-
E.
LGV Est européenne
LGV Est européenne is a high-speed railway line in northeastern France that connects Paris with cities in eastern France and neighboring European countries, significantly reducing travel times for TGV services.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
high-speed railway line
ⓘ
railway infrastructure project ⓘ |
| belongsToCorridor |
Trans-European high-speed rail network
ⓘ
surface form:
European high-speed rail corridors toward the Iberian Peninsula
|
| benefit |
enhanced international connectivity toward Spain
ⓘ
increased rail capacity between Tours and Bordeaux ⓘ shorter journey times between Paris and southwestern France ⓘ |
| connectsCities |
Bordeaux
ⓘ
Tours ⓘ |
| connectsTo |
LGV Atlantique
ⓘ
conventional rail network toward Spain ⓘ |
| country | France ⓘ |
| designedFor | high-speed passenger trains ⓘ |
| electrification | overhead line electrification ⓘ |
| endPoint | Bordeaux ⓘ |
| gauge | standard gauge ⓘ |
| hasAbbreviation | SEA ⓘ |
| hasTraffic |
intercity high-speed traffic
ⓘ
long-distance passenger traffic ⓘ |
| infrastructureOwner | French railway infrastructure entities ⓘ |
| integration | integrated with existing conventional rail lines at its ends ⓘ |
| isPartOf | national transport infrastructure of France ⓘ |
| languageOfName | French ⓘ |
| locatedIn | southwestern France ⓘ |
| networkRole |
extension of high-speed route from Paris toward Spain
ⓘ
key segment of north–south European high-speed corridor ⓘ |
| operator | SNCF ⓘ |
| partOf |
French high-speed rail network
ⓘ
TGV network ⓘ |
| primaryService | TGV ⓘ |
| purpose |
improve rail links to southwestern France
ⓘ
improve rail links toward Spain ⓘ reduce travel time between Paris and Bordeaux ⓘ |
| railwayType | dedicated high-speed line ⓘ |
| regionServed |
Centre-Val de Loire
ⓘ
Nouvelle-Aquitaine ⓘ |
| safetySystem | modern high-speed signalling systems ⓘ |
| servesDirection |
Spain
ⓘ
southwestern France ⓘ |
| startPoint | Tours ⓘ |
| transportMode | rail ⓘ |
| usedBy |
TGV Atlantique services
ⓘ
TGV services toward Bordeaux ⓘ TGV services toward the Spanish border ⓘ |
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: Sud Europe Atlantique high-speed line Description of subject: The Sud Europe Atlantique high-speed line is a French high-speed railway connecting Tours and Bordeaux, forming a key segment of the TGV network toward southwestern France and Spain.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Atlantic high-speed line