Barracuda-class submarine
E862809
The Barracuda-class submarine is a French nuclear-powered attack submarine class designed for stealthy blue-water operations, intelligence gathering, and precision strikes.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Barracuda-class | 1 |
| Barracuda-class attack submarine | 1 |
| Barracuda-class submarine canonical | 1 |
| Classe Barracuda | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10417777 — 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: Barracuda-class submarine Context triple: [K15 pressurized water reactor, usedOnPlatform, Barracuda-class submarine]
-
A.
Astute-class submarine
The Astute-class submarine is a fleet of advanced nuclear-powered attack submarines built for the Royal Navy, known for their stealth, endurance, and sophisticated weapons and sensor systems.
-
B.
Triomphant-class submarine
The Triomphant-class submarine is a class of French nuclear-powered ballistic missile submarines that form a key component of France’s strategic nuclear deterrent.
-
C.
Archer-class submarine
The Archer-class submarine is a class of modern diesel-electric attack submarines, originally built for the Swedish Navy and later upgraded and operated by the Republic of Singapore Navy for stealthy underwater operations.
-
D.
Vanguard-class submarine
The Vanguard-class submarine is a class of British nuclear-powered ballistic missile submarines that form the seaborne leg of the United Kingdom’s strategic nuclear deterrent.
-
E.
Sierra-class submarine
The Sierra-class submarine is a Russian nuclear-powered attack submarine class known for its titanium hull construction, deep-diving capability, and advanced acoustic stealth compared to earlier Soviet designs.
- 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: Barracuda-class submarine Target entity description: The Barracuda-class submarine is a French nuclear-powered attack submarine class designed for stealthy blue-water operations, intelligence gathering, and precision strikes.
-
A.
Astute-class submarine
The Astute-class submarine is a fleet of advanced nuclear-powered attack submarines built for the Royal Navy, known for their stealth, endurance, and sophisticated weapons and sensor systems.
-
B.
Triomphant-class submarine
The Triomphant-class submarine is a class of French nuclear-powered ballistic missile submarines that form a key component of France’s strategic nuclear deterrent.
-
C.
Archer-class submarine
The Archer-class submarine is a class of modern diesel-electric attack submarines, originally built for the Swedish Navy and later upgraded and operated by the Republic of Singapore Navy for stealthy underwater operations.
-
D.
Vanguard-class submarine
The Vanguard-class submarine is a class of British nuclear-powered ballistic missile submarines that form the seaborne leg of the United Kingdom’s strategic nuclear deterrent.
-
E.
Sierra-class submarine
The Sierra-class submarine is a Russian nuclear-powered attack submarine class known for its titanium hull construction, deep-diving capability, and advanced acoustic stealth compared to earlier Soviet designs.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
French submarine class
ⓘ
nuclear-powered attack submarine class ⓘ |
| alsoKnownAs | Suffren-class submarine NERFINISHED ⓘ |
| armament |
Exocet anti-ship missiles
NERFINISHED
ⓘ
F21 heavyweight torpedoes ⓘ MdCN cruise missiles ⓘ torpedo tubes ⓘ |
| builder | Naval Group NERFINISHED ⓘ |
| canDeploy | special operations forces ⓘ |
| constructionMethod | modular construction ⓘ |
| countryOfOrigin | France ⓘ |
| designAuthority | Naval Group NERFINISHED ⓘ |
| designedBy | France NERFINISHED ⓘ |
| designedFor |
anti-submarine warfare
ⓘ
anti-surface warfare ⓘ blue-water operations ⓘ intelligence gathering ⓘ land-attack missions ⓘ precision strikes ⓘ |
| feature |
advanced sonar suite
ⓘ
land-attack cruise missile capability ⓘ reduced acoustic signature ⓘ special forces support capability ⓘ stealth design ⓘ |
| firstUnitCommissioned | Suffren NERFINISHED ⓘ |
| firstUnitLaidDown | Suffren NERFINISHED ⓘ |
| firstUnitLaunched | Suffren GENERATED ⓘ |
| generation | fourth-generation nuclear attack submarine ⓘ |
| hullType | single-hull submarine ⓘ |
| natoReportingName | Suffren class NERFINISHED ⓘ |
| navalProgram | French SSN modernization program ⓘ |
| numberOfPlannedUnits | 6 ⓘ |
| numberOfUnitsInClass | 6 GENERATED ⓘ |
| operator | French Navy NERFINISHED ⓘ |
| powerPlant | nuclear reactor with steam turbines ⓘ |
| precededBy | Rubis-class submarine NERFINISHED ⓘ |
| primaryUser | French Navy NERFINISHED ⓘ |
| propulsionType | nuclear-powered ⓘ |
| reactorType | pressurized water reactor ⓘ |
| replaces | Rubis-class submarine NERFINISHED ⓘ |
| role |
attack submarine
ⓘ
nuclear-powered attack submarine ⓘ |
| serviceBranch | Marine nationale NERFINISHED ⓘ |
| status | in service ⓘ |
| usedFor |
covert surveillance
ⓘ
power projection ⓘ sea control ⓘ strategic intelligence collection ⓘ |
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: Barracuda-class submarine Description of subject: The Barracuda-class submarine is a French nuclear-powered attack submarine class designed for stealthy blue-water operations, intelligence gathering, and precision strikes.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Barracuda-class attack submarine
this entity surface form:
Barracuda-class
this entity surface form:
Classe Barracuda