Boulevard de la Chapelle viaduct
E331922
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Boulevard de la Chapelle viaduct canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3155585 — 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: Boulevard de la Chapelle viaduct Context triple: [Paris Métro Line 2, notableElevatedSection, Boulevard de la Chapelle viaduct]
-
A.
Bir-Hakeim elevated viaduct
Bir-Hakeim elevated viaduct is a historic two-level bridge in Paris that carries both road traffic and Line 6 of the Paris Métro across the Seine near the Eiffel Tower.
-
B.
Viaduc des Arts
Viaduc des Arts is a former railway viaduct in Paris converted into a renowned promenade and artisan hub featuring workshops, galleries, and boutiques beneath its arches.
-
C.
Pont de Puteaux
Pont de Puteaux is a road bridge over the Seine in the western suburbs of Paris, connecting the commune of Puteaux to the Île de Puteaux.
-
D.
Pont de Neuilly
Pont de Neuilly is a bridge over the Seine in the western suburbs of Paris, connecting the city of Neuilly-sur-Seine to the La Défense business district.
-
E.
Paul Doumer Bridge
Paul Doumer Bridge is the former name of Hanoi’s historic Long Biên Bridge, a French colonial-era cantilever bridge over the Red River that played a key role in Vietnam’s transport and wartime history.
- 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: Boulevard de la Chapelle viaduct Target entity description: 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.
-
A.
Bir-Hakeim elevated viaduct
Bir-Hakeim elevated viaduct is a historic two-level bridge in Paris that carries both road traffic and Line 6 of the Paris Métro across the Seine near the Eiffel Tower.
-
B.
Viaduc des Arts
Viaduc des Arts is a former railway viaduct in Paris converted into a renowned promenade and artisan hub featuring workshops, galleries, and boutiques beneath its arches.
-
C.
Pont de Puteaux
Pont de Puteaux is a road bridge over the Seine in the western suburbs of Paris, connecting the commune of Puteaux to the Île de Puteaux.
-
D.
Pont de Neuilly
Pont de Neuilly is a bridge over the Seine in the western suburbs of Paris, connecting the city of Neuilly-sur-Seine to the La Défense business district.
-
E.
Paul Doumer Bridge
Paul Doumer Bridge is the former name of Hanoi’s historic Long Biên Bridge, a French colonial-era cantilever bridge over the Red River that played a key role in Vietnam’s transport and wartime history.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
elevated metro structure
ⓘ
railway viaduct ⓘ |
| belongsToNetwork |
RATP metro network
ⓘ
linked to:
Paris Metro
|
| carriedBy |
Paris Métro
ⓘ
linked to:
Paris Metro
|
| carries | Paris Métro Line 2 trains ⓘ |
| connects |
Barbès–Rochechouart station
ⓘ
La Chapelle area ⓘ |
| crosses |
Boulevard de la Chapelle urban axis
ⓘ
linked to:
Boulevard de la Villette
|
| elevationRelativeToStreet | elevated above street level ⓘ |
| hasAccessibility | visible from street level ⓘ |
| hasDesign | open elevated viaduct ⓘ |
| hasFunction | urban public transport infrastructure ⓘ |
| hasLocale | northern Paris ⓘ |
| hasOwner |
RATP
ⓘ
linked to:
RATP group
|
| hasRailSystem | standard-gauge metro ⓘ |
| hasRole |
separates rail traffic from street traffic
ⓘ
supports metro tracks ⓘ |
| hasStructureType | steel viaduct ⓘ |
| hasTransportMode | rapid transit ⓘ |
| isAbove | roadway of Boulevard de la Chapelle ⓘ |
| isPartOf | elevated sections of Paris Métro Line 2 ⓘ |
| isSectionOf | Boulevard de la Chapelle alignment of Line 2 ⓘ |
| locatedIn |
10th arrondissement of Paris
ⓘ
18th arrondissement of Paris ⓘ France ⓘ Paris ⓘ |
| partOf | Paris Métro Line 2 ⓘ |
| runsAbove | Boulevard de la Chapelle ⓘ |
| serves | northern Paris ⓘ |
| usedFor | passenger 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: Boulevard de la Chapelle viaduct Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.