DCN Cherbourg
E916417
DCN Cherbourg is a major French naval shipyard and submarine construction facility known for building advanced nuclear-powered submarines for the French Navy.
All labels observed (3)
| Label | Occurrences |
|---|---|
| DCN Cherbourg canonical | 4 |
| DCNS Cherbourg | 2 |
| Arsenal de Cherbourg | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11278010 — 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: DCN Cherbourg Context triple: [Rubis-class nuclear attack submarines, builder, DCN Cherbourg]
-
A.
Le Triomphant (S616)
Le Triomphant (S616) is a French Navy nuclear-powered ballistic missile submarine that serves as the lead boat of the Triomphant class and a key component of France’s strategic nuclear deterrent.
-
B.
Normandie dry dock
The Normandie dry dock was a massive naval repair facility in Saint-Nazaire, France, and a strategic target in World War II because it was one of the few docks capable of servicing Germany’s largest battleships.
-
C.
Perros-Guirec
Perros-Guirec is a coastal resort town in Brittany, France, renowned for its Pink Granite Coast, beaches, and scenic seaside landscapes.
-
D.
La Fayette (R96)
La Fayette (R96) was a French Navy aircraft carrier, originally the U.S. light aircraft carrier USS Langley (CVL-27), that served France from the early Cold War era into the 1960s.
-
E.
Clemenceau class
The Clemenceau class was a pair of French aircraft carriers built in the 1950s–60s that formed the core of France’s conventional naval aviation capability during the Cold War.
- 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: DCN Cherbourg Target entity description: DCN Cherbourg is a major French naval shipyard and submarine construction facility known for building advanced nuclear-powered submarines for the French Navy.
-
A.
Le Triomphant (S616)
Le Triomphant (S616) is a French Navy nuclear-powered ballistic missile submarine that serves as the lead boat of the Triomphant class and a key component of France’s strategic nuclear deterrent.
-
B.
Normandie dry dock
The Normandie dry dock was a massive naval repair facility in Saint-Nazaire, France, and a strategic target in World War II because it was one of the few docks capable of servicing Germany’s largest battleships.
-
C.
Perros-Guirec
Perros-Guirec is a coastal resort town in Brittany, France, renowned for its Pink Granite Coast, beaches, and scenic seaside landscapes.
-
D.
La Fayette (R96)
La Fayette (R96) was a French Navy aircraft carrier, originally the U.S. light aircraft carrier USS Langley (CVL-27), that served France from the early Cold War era into the 1960s.
-
E.
Clemenceau class
The Clemenceau class was a pair of French aircraft carriers built in the 1950s–60s that formed the core of France’s conventional naval aviation capability during the Cold War.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
naval shipyard
ⓘ
submarine construction facility ⓘ |
| affiliation |
French Ministry of Defence
ⓘ
linked to:
Ministry of the Armed Forces of France
|
| country | France ⓘ |
| customer |
Marine nationale
ⓘ
linked to:
Marine Nationale
|
| hasAlternativeName |
Arsenal de Cherbourg
ⓘ
linked to:
DCN Cherbourg
Cherbourg naval shipyard ⓘ
linked to:
Cherbourg shipyard
|
| hasBuiltFor | Force océanique stratégique ⓘ |
| hasCapability |
nuclear submarine construction
ⓘ
nuclear submarine design ⓘ submarine maintenance ⓘ submarine overhaul ⓘ |
| industry |
defense industry
ⓘ
shipbuilding ⓘ |
| languageOfWork | French ⓘ |
| locatedIn |
Cherbourg-en-Cotentin
ⓘ
linked to:
Cherbourg
Normandy ⓘ |
| notableFor |
construction of French ballistic missile submarines
ⓘ
construction of French nuclear attack submarines ⓘ |
| operatedBy |
Direction des Constructions Navales (DCN)
ⓘ
linked to:
Direction des Constructions et Armes Navales
|
| ownedBy | French state (historically) ⓘ |
| partOf | French naval industrial base ⓘ |
| serves | French Navy ⓘ |
| servesBranch |
French Navy submarine forces
ⓘ
linked to:
French Submarine Forces
|
| specializesIn |
naval shipbuilding
ⓘ
nuclear-powered submarines ⓘ submarine construction ⓘ |
| strategicImportance | key site for French nuclear deterrent ⓘ |
| successorOrganization | Naval Group ⓘ |
| typeOfFacility |
military shipyard
ⓘ
submarine yard ⓘ |
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: DCN Cherbourg Description of subject: DCN Cherbourg is a major French naval shipyard and submarine construction facility known for building advanced nuclear-powered submarines for the French Navy.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: DCN Cherbourg
linked to: DCN Cherbourg