Marc Seguin footbridge
E942974
The Marc Seguin footbridge is a historic suspension pedestrian bridge over the Rhône River in Tournon-sur-Rhône, France, named after the pioneering engineer Marc Seguin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Marc Seguin footbridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11724490 — 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: Marc Seguin footbridge Context triple: [Tournon-sur-Rhône, hasLandmark, Marc Seguin footbridge]
-
A.
Tournelle Bridge
Tournelle Bridge is a historic Parisian bridge over the Seine, known for its views of Notre-Dame Cathedral and its distinctive statue of Saint Geneviève.
-
B.
Île aux Tourtes Bridge
Île aux Tourtes Bridge is a major highway bridge in Quebec, Canada, carrying Autoroute 40 across the western tip of the Island of Montreal and serving as a key link between Montreal and the Vaudreuil-Dorion region.
-
C.
Isabel Holmes Bridge
The Isabel Holmes Bridge is a bascule drawbridge in Wilmington, North Carolina, that carries U.S. Route 74/76 traffic across the Cape Fear River.
-
D.
Pont du Diable bridge
The Pont du Diable bridge is a historic medieval stone arch bridge near Céret in southern France, famed for its dramatic single span over the River Tech and its association with local devil-related legends.
-
E.
Adolphe Bridge
Adolphe Bridge is a historic stone arch bridge in Luxembourg City, renowned as an iconic national symbol and key crossing over the Pétrusse valley.
- 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: Marc Seguin footbridge Target entity description: The Marc Seguin footbridge is a historic suspension pedestrian bridge over the Rhône River in Tournon-sur-Rhône, France, named after the pioneering engineer Marc Seguin.
-
A.
Tournelle Bridge
Tournelle Bridge is a historic Parisian bridge over the Seine, known for its views of Notre-Dame Cathedral and its distinctive statue of Saint Geneviève.
-
B.
Île aux Tourtes Bridge
Île aux Tourtes Bridge is a major highway bridge in Quebec, Canada, carrying Autoroute 40 across the western tip of the Island of Montreal and serving as a key link between Montreal and the Vaudreuil-Dorion region.
-
C.
Isabel Holmes Bridge
The Isabel Holmes Bridge is a bascule drawbridge in Wilmington, North Carolina, that carries U.S. Route 74/76 traffic across the Cape Fear River.
-
D.
Pont du Diable bridge
The Pont du Diable bridge is a historic medieval stone arch bridge near Céret in southern France, famed for its dramatic single span over the River Tech and its association with local devil-related legends.
-
E.
Adolphe Bridge
Adolphe Bridge is a historic stone arch bridge in Luxembourg City, renowned as an iconic national symbol and key crossing over the Pétrusse valley.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
footbridge
ⓘ
historic monument ⓘ pedestrian bridge ⓘ suspension bridge ⓘ |
| country | France ⓘ |
| crosses | Rhône River NERFINISHED ⓘ |
| crossesBetween | Tournon-sur-Rhône and Tain-l’Hermitage ⓘ |
| design | suspension ⓘ |
| eponym | Marc Seguin NERFINISHED ⓘ |
| hasLanguageOfName | French ⓘ |
| hasType |
historic bridge
ⓘ
pedestrian-only bridge ⓘ |
| heritageDesignation | Monument historique (France) ⓘ |
| locatedIn |
Ardèche department
NERFINISHED
ⓘ
Auvergne-Rhône-Alpes region ⓘ
surface form:
Auvergne-Rhône-Alpes
France ⓘ Tournon-sur-Rhône NERFINISHED ⓘ |
| material | iron ⓘ |
| municipality | Tournon-sur-Rhône NERFINISHED ⓘ |
| namedAfter | Marc Seguin NERFINISHED ⓘ |
| namedForOccupationOfEponym | engineer ⓘ |
| region |
Auvergne-Rhône-Alpes region
ⓘ
surface form:
Auvergne-Rhône-Alpes
|
| riverCrossed | Rhône NERFINISHED ⓘ |
| situatedOnWatercourse | Rhône River NERFINISHED ⓘ |
| spans | Rhône Valley NERFINISHED ⓘ |
| usedFor | pedestrian 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: Marc Seguin footbridge Description of subject: The Marc Seguin footbridge is a historic suspension pedestrian bridge over the Rhône River in Tournon-sur-Rhône, France, named after the pioneering engineer Marc Seguin.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.