Attack-class submarine
E650968
The Attack-class submarine was a proposed class of advanced conventionally powered submarines for the Royal Australian Navy, intended to modernize and expand Australia’s long-range undersea warfare capabilities before the program was cancelled.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Attack-class submarine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7228740 — 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: Attack-class submarine Context triple: [Collins-class submarine, plannedToBeReplacedBy, Attack-class submarine]
-
A.
Upholder-class submarine
The Upholder-class submarine was a class of diesel-electric attack submarines built for the Royal Navy in the late 20th century, later modernized and transferred to Canada where they became the Victoria-class.
-
B.
Delta-class submarine
The Delta-class submarine is a series of Soviet nuclear-powered ballistic missile submarines developed during the Cold War to enhance the USSR’s strategic nuclear deterrent.
-
C.
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.
-
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.
Kilo-class submarine
The Kilo-class submarine is a series of Russian-designed diesel-electric attack submarines known for their stealth and are operated by several navies worldwide, including the Indian Navy.
- 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: Attack-class submarine Target entity description: The Attack-class submarine was a proposed class of advanced conventionally powered submarines for the Royal Australian Navy, intended to modernize and expand Australia’s long-range undersea warfare capabilities before the program was cancelled.
-
A.
Upholder-class submarine
The Upholder-class submarine was a class of diesel-electric attack submarines built for the Royal Navy in the late 20th century, later modernized and transferred to Canada where they became the Victoria-class.
-
B.
Delta-class submarine
The Delta-class submarine is a series of Soviet nuclear-powered ballistic missile submarines developed during the Cold War to enhance the USSR’s strategic nuclear deterrent.
-
C.
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.
-
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.
Kilo-class submarine
The Kilo-class submarine is a series of Russian-designed diesel-electric attack submarines known for their stealth and are operated by several navies worldwide, including the Indian Navy.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
conventionally powered attack submarine
ⓘ
submarine class ⓘ |
| alsoKnownAs | Shortfin Barracuda Block 1A NERFINISHED ⓘ |
| announcedBy | Australian Government in 2016 as preferred design ⓘ |
| basedOn | Barracuda-class submarine design ⓘ |
| cancellationAnnouncedBy | Government of Australia NERFINISHED ⓘ |
| cancellationReason | decision to pursue nuclear-powered submarines under AUKUS ⓘ |
| category |
Cancelled Australian military projects
ⓘ
Proposed submarine classes ⓘ |
| competedWith |
German Type 216 proposal
ⓘ
Japanese Soryu-class proposal NERFINISHED ⓘ |
| contractSigned | 2019 ⓘ |
| contractType | strategic partnership agreement ⓘ |
| countryOfOrigin | Australia ⓘ |
| designer | Naval Group NERFINISHED ⓘ |
| designOrigin | France NERFINISHED ⓘ |
| intendedArmament |
anti-ship missiles
ⓘ
land-attack cruise missiles ⓘ torpedoes ⓘ |
| intendedConstructionCountry | Australia NERFINISHED ⓘ |
| intendedConstructionSite | Osborne Naval Shipyard NERFINISHED ⓘ |
| intendedCrew | approximately 60 ⓘ |
| intendedDisplacement |
approximately 4700 tonnes surfaced
ⓘ
over 5000 tonnes submerged ⓘ |
| intendedOperationalTheatre | Indo-Pacific region ⓘ |
| intendedRange | very long range for Pacific and Indian Ocean operations ⓘ |
| intendedRole | long-range undersea warfare ⓘ |
| intendedService | Royal Australian Navy NERFINISHED ⓘ |
| intendedServiceEntry | 2030s ⓘ |
| intendedServiceLife | several decades into mid-21st century ⓘ |
| intendedToReplace | Collins-class submarine NERFINISHED ⓘ |
| navalForce | Royal Australian Navy NERFINISHED ⓘ |
| numberPlanned | 12 ⓘ |
| operator | Royal Australian Navy NERFINISHED ⓘ |
| politicalControversy | cancellation strained Australia–France relations ⓘ |
| powerplantBasis | nuclear-powered Barracuda-class adapted to conventional propulsion ⓘ |
| primeContractor | Naval Group NERFINISHED ⓘ |
| programCancelled | 2021 ⓘ |
| programCostEstimate | tens of billions of Australian dollars ⓘ |
| programName | Future Submarine Program NERFINISHED ⓘ |
| programStatus | cancelled before construction ⓘ |
| propulsionType |
conventionally powered
ⓘ
diesel-electric ⓘ |
| replacedByProgram | AUKUS nuclear-powered submarine program NERFINISHED ⓘ |
| selectionProcess | Competitive Evaluation Process for Future Submarine ⓘ |
| status | cancelled ⓘ |
| technologyTransferPlanned | French to Australian shipbuilding industry ⓘ |
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: Attack-class submarine Description of subject: The Attack-class submarine was a proposed class of advanced conventionally powered submarines for the Royal Australian Navy, intended to modernize and expand Australia’s long-range undersea warfare capabilities before the program was cancelled.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.