Viaduc du Chavanon
E946699
The Viaduc du Chavanon is a major French motorway bridge carrying traffic across the Chavanon valley in central France, known for its significant span and role in the A89 route.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Viaduc du Chavanon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11714761 — 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: Viaduc du Chavanon Context triple: [Autoroute A89, notableStructure, Viaduc du Chavanon]
-
A.
Viaduc de la Dordogne
The Viaduc de la Dordogne is a major French motorway bridge spanning the Dordogne River, carrying traffic along the A89 through southwestern France.
-
B.
Viaduct at L’Estaque
Viaduct at L’Estaque is a Post-Impressionist landscape painting by Georges Braque depicting the industrialized coastal village of L’Estaque in southern France.
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C.
Boulevard de la Chapelle viaduct
The Boulevard de la Chapelle viaduct is a prominent elevated section of the Paris Métro in northern Paris, carrying trains above the street along the route of Line 2.
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D.
Pont d’Asfeld
Pont d’Asfeld is an 18th-century stone bridge in Briançon, France, renowned for its dramatic span across a deep gorge and its role in the town’s historic military fortifications.
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E.
Pont de Savines
Pont de Savines is a road bridge in the Hautes-Alpes region of southeastern France that spans the Lac de Serre-Ponçon reservoir, linking the village of Savines-le-Lac to the surrounding valleys.
- 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: Viaduc du Chavanon Target entity description: The Viaduc du Chavanon is a major French motorway bridge carrying traffic across the Chavanon valley in central France, known for its significant span and role in the A89 route.
-
A.
Viaduc de la Dordogne
The Viaduc de la Dordogne is a major French motorway bridge spanning the Dordogne River, carrying traffic along the A89 through southwestern France.
-
B.
Viaduct at L’Estaque
Viaduct at L’Estaque is a Post-Impressionist landscape painting by Georges Braque depicting the industrialized coastal village of L’Estaque in southern France.
-
C.
Boulevard de la Chapelle viaduct
The Boulevard de la Chapelle viaduct is a prominent elevated section of the Paris Métro in northern Paris, carrying trains above the street along the route of Line 2.
-
D.
Pont d’Asfeld
Pont d’Asfeld is an 18th-century stone bridge in Briançon, France, renowned for its dramatic span across a deep gorge and its role in the town’s historic military fortifications.
-
E.
Pont de Savines
Pont de Savines is a road bridge in the Hautes-Alpes region of southeastern France that spans the Lac de Serre-Ponçon reservoir, linking the village of Savines-le-Lac to the surrounding valleys.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
cable-stayed bridge
ⓘ
motorway bridge ⓘ |
| carries | A89 motorway NERFINISHED ⓘ |
| country | France ⓘ |
| crosses | Chavanon valley NERFINISHED ⓘ |
| design | cable-stayed ⓘ |
| function | carries motorway traffic across valley ⓘ |
| hasPylons | yes ⓘ |
| hasSpan | major span ⓘ |
| hasTowers | yes ⓘ |
| isInLandform | Massif Central NERFINISHED ⓘ |
| isPartOfTransportNetwork | French autoroute network ⓘ |
| laneCount | 4 ⓘ |
| locatedIn | central France NERFINISHED ⓘ |
| locatedInAdministrativeTerritory |
Corrèze
NERFINISHED
ⓘ
Puy-de-Dôme NERFINISHED ⓘ |
| locatedInRegion |
Auvergne-Rhône-Alpes region
ⓘ
surface form:
Auvergne-Rhône-Alpes
Nouvelle-Aquitaine NERFINISHED ⓘ |
| material |
concrete
ⓘ
steel ⓘ |
| namedAfter | Chavanon NERFINISHED ⓘ |
| notableFor |
role in long-distance east–west traffic in France
ⓘ
significant span ⓘ |
| partOf | A89 route NERFINISHED ⓘ |
| roadType | autoroute ⓘ |
| significance | important link on A89 motorway ⓘ |
| structureType | viaduct ⓘ |
| trafficType | motor vehicles ⓘ |
| use | road traffic ⓘ |
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: Viaduc du Chavanon Description of subject: The Viaduc du Chavanon is a major French motorway bridge carrying traffic across the Chavanon valley in central France, known for its significant span and role in the A89 route.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.