Astute-class submarine
E69115
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.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Astute-class submarine canonical | 6 |
| Astute-class submarines | 3 |
| Astute-class nuclear-powered attack submarines | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T552326 — 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: Astute-class submarine Context triple: [HMNB Clyde, homePortOf, Astute-class submarine]
-
A.
Benson-class destroyer
The Benson-class destroyer was a World War II–era class of U.S. Navy destroyers known for their improved anti-aircraft armament, speed, and versatility in escort and fleet operations.
-
B.
Type 42 destroyer
The Type 42 destroyer was a class of Royal Navy guided-missile destroyers designed primarily for anti-air warfare, notably serving in front-line roles during the late Cold War era.
-
C.
U-505 submarine
The U-505 submarine is a captured German World War II U-boat preserved as a historic naval artifact and war prize.
-
D.
Hamina-class missile boat
The Hamina-class missile boat is a class of fast, stealthy Finnish Navy combat vessels designed for coastal defense and equipped with advanced anti-ship and air-defense weaponry.
-
E.
USS Nautilus
USS Nautilus was the world’s first operational nuclear-powered submarine, renowned for completing the first under-ice transit to the North Pole in 1958.
- 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: Astute-class submarine Target entity description: 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.
-
A.
Benson-class destroyer
The Benson-class destroyer was a World War II–era class of U.S. Navy destroyers known for their improved anti-aircraft armament, speed, and versatility in escort and fleet operations.
-
B.
Type 42 destroyer
The Type 42 destroyer was a class of Royal Navy guided-missile destroyers designed primarily for anti-air warfare, notably serving in front-line roles during the late Cold War era.
-
C.
U-505 submarine
The U-505 submarine is a captured German World War II U-boat preserved as a historic naval artifact and war prize.
-
D.
Hamina-class missile boat
The Hamina-class missile boat is a class of fast, stealthy Finnish Navy combat vessels designed for coastal defense and equipped with advanced anti-ship and air-defense weaponry.
-
E.
USS Nautilus
USS Nautilus was the world’s first operational nuclear-powered submarine, renowned for completing the first under-ice transit to the North Pole in 1958.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear-powered attack submarine class
ⓘ
submarine class ⓘ |
| armament |
533 mm torpedo tubes
ⓘ
Spearfish heavyweight torpedoes ⓘ Tomahawk land-attack cruise missiles ⓘ |
| beam | approximately 11.3 metres ⓘ |
| builder |
BAE Systems Naval Ships
ⓘ
surface form:
BAE Systems Submarines
|
| builtAt | Barrow-in-Furness ⓘ |
| constructionMethod | modular construction ⓘ |
| country | United Kingdom ⓘ |
| crewComplement |
approximately 109 including embarked personnel
ⓘ
approximately 98 ⓘ |
| designedFor |
anti-surface warfare
ⓘ
land-attack missions ⓘ submarine warfare ⓘ |
| designOrigin | United Kingdom ⓘ |
| displacementSubmerged | approximately 7400 tonnes ⓘ |
| endurance | limited mainly by food supplies ⓘ |
| feature |
high automation
ⓘ
integrated combat system ⓘ stealth design ⓘ |
| fifthBoat | HMS Anson ⓘ |
| firstBoat | HMS Astute ⓘ |
| firstOfClassCommissioned | HMS Astute ⓘ |
| fourthBoat | HMS Audacious ⓘ |
| length | approximately 97 metres ⓘ |
| maximumSpeedSubmerged | over 29 knots ⓘ |
| navalProgramme | Astute programme ⓘ |
| numberOfBoatsPlanned | 7 ⓘ |
| operator | Royal Navy ⓘ |
| predecessor | Trafalgar-class submarine ⓘ |
| propulsion | nuclear power ⓘ |
| propulsionSystem |
Rolls-Royce PWR2 nuclear reactor
ⓘ
pump-jet propulsor ⓘ steam turbines ⓘ |
| replaces | Trafalgar-class submarine in Royal Navy service ⓘ |
| role |
attack submarine
ⓘ
hunter-killer submarine ⓘ |
| secondBoat | HMS Ambush ⓘ |
| sensor |
Thales Sonar 2076 suite
ⓘ
advanced flank array sonar ⓘ optronic masts ⓘ |
| serviceEntry | 2010 ⓘ |
| seventhBoat | HMS Agincourt ⓘ |
| sixthBoat |
HMS Audacious
ⓘ
surface form:
HMS Agamemnon
|
| status | in active service ⓘ |
| successorTo | Swiftsure-class submarine ⓘ |
| thirdBoat | HMS Artful ⓘ |
| usedBy | Royal Navy Submarine Service ⓘ |
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: Astute-class submarine Description of subject: 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.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Astute-class nuclear-powered attack submarines
this entity surface form:
Astute-class submarines
subject surface form:
Rolls-Royce PWR2
this entity surface form:
Astute-class submarines