Bordeaux–Lyon railway line
E465117
The Bordeaux–Lyon railway line is a major French rail route that links the Atlantic city of Bordeaux with the eastern city of Lyon, crossing central France.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Bordeaux–Lyon railway | 1 |
| Bordeaux–Lyon railway line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4729958 — 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: Bordeaux–Lyon railway line Context triple: [Ussel, railwayLine, Bordeaux–Lyon railway line]
-
A.
Bordeaux–Toulouse railway line
The Bordeaux–Toulouse railway line is a major rail corridor in southwestern France that connects the cities of Bordeaux and Toulouse, serving numerous intermediate towns and facilitating regional passenger and freight transport.
-
B.
Paris–Lyon railway
The Paris–Lyon railway is a major French mainline rail route connecting the capital Paris with the city of Lyon, serving as a key corridor for both passenger and freight traffic.
-
C.
Lyon–Saint-Étienne railway
The Lyon–Saint-Étienne railway is a major French rail line in the Auvergne-Rhône-Alpes region that connects the cities of Lyon and Saint-Étienne, serving both passenger and freight traffic.
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D.
Lyon–Marseille railway
The Lyon–Marseille railway is a major French rail corridor linking the inland metropolis of Lyon with the Mediterranean port city of Marseille, serving as a key axis for both passenger and freight transport in southeastern France.
-
E.
Lyon–Bourg-en-Bresse railway
The Lyon–Bourg-en-Bresse railway is a key regional rail line in eastern France that connects the city of Lyon with Bourg-en-Bresse, serving both commuter and intercity traffic.
- 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: Bordeaux–Lyon railway line Target entity description: The Bordeaux–Lyon railway line is a major French rail route that links the Atlantic city of Bordeaux with the eastern city of Lyon, crossing central France.
-
A.
Bordeaux–Toulouse railway line
The Bordeaux–Toulouse railway line is a major rail corridor in southwestern France that connects the cities of Bordeaux and Toulouse, serving numerous intermediate towns and facilitating regional passenger and freight transport.
-
B.
Paris–Lyon railway
The Paris–Lyon railway is a major French mainline rail route connecting the capital Paris with the city of Lyon, serving as a key corridor for both passenger and freight traffic.
-
C.
Lyon–Saint-Étienne railway
The Lyon–Saint-Étienne railway is a major French rail line in the Auvergne-Rhône-Alpes region that connects the cities of Lyon and Saint-Étienne, serving both passenger and freight traffic.
-
D.
Lyon–Marseille railway
The Lyon–Marseille railway is a major French rail corridor linking the inland metropolis of Lyon with the Mediterranean port city of Marseille, serving as a key axis for both passenger and freight transport in southeastern France.
-
E.
Lyon–Bourg-en-Bresse railway
The Lyon–Bourg-en-Bresse railway is a key regional rail line in eastern France that connects the city of Lyon with Bourg-en-Bresse, serving both commuter and intercity traffic.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
railway infrastructure
ⓘ
railway line ⓘ |
| connectsCity |
Bordeaux
ⓘ
Lyon ⓘ |
| connectsRegion |
Atlantic coast of France
ⓘ
eastern France ⓘ |
| country | France ⓘ |
| crosses | central France ⓘ |
| electrification | electrified in sections ⓘ |
| endPoint | Lyon ⓘ |
| locatedIn |
France
ⓘ
central France ⓘ eastern France ⓘ southwestern France ⓘ |
| namedAfter |
Bordeaux
ⓘ
Lyon ⓘ |
| operator | SNCF ⓘ |
| partOf | French railway network ⓘ |
| railwaySystem | SNCF network ⓘ |
| regionServed |
Auvergne-Rhône-Alpes
ⓘ
linked to:
Auvergne-Rhône-Alpes region
Nouvelle-Aquitaine ⓘ |
| startPoint | Bordeaux ⓘ |
| terminusStation |
Bordeaux-Saint-Jean station
ⓘ
Lyon-Part-Dieu station ⓘ
linked to:
Lyon-Part-Dieu railway station
Lyon-Perrache station ⓘ |
| trackGauge | standard gauge ⓘ |
| usedFor |
freight rail transport
ⓘ
passenger rail 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: Bordeaux–Lyon railway line Description of subject: The Bordeaux–Lyon railway line is a major French rail route that links the Atlantic city of Bordeaux with the eastern city of Lyon, crossing central France.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Bordeaux–Lyon railway line