Oscar-class submarine
E227085
The Oscar-class submarine is a Soviet-designed nuclear-powered cruise missile submarine class built during the Cold War to attack NATO carrier battle groups and strategic targets at sea.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oscar-class submarine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1947810 — 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: Oscar-class submarine Context triple: [Soviet Navy, notableShipClass, Oscar-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.
Collins-class submarine
The Collins-class submarine is a class of diesel-electric attack submarines designed for long-range patrols and operated as the primary undersea warfare asset of the Royal Australian Navy.
-
C.
Victoria-class submarine
The Victoria-class submarine is a class of diesel-electric attack submarines originally built for the Royal Navy as the Upholder class and later modernized and operated by the Royal Canadian Navy for coastal defense, surveillance, and training.
-
D.
Dreadnought-class submarine
The Dreadnought-class submarine is a new generation of British nuclear-powered ballistic missile submarines designed to replace the Royal Navy’s Vanguard class as the backbone of the UK’s sea-based nuclear deterrent.
-
E.
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.
- 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: Oscar-class submarine Target entity description: The Oscar-class submarine is a Soviet-designed nuclear-powered cruise missile submarine class built during the Cold War to attack NATO carrier battle groups and strategic targets at sea.
-
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.
Collins-class submarine
The Collins-class submarine is a class of diesel-electric attack submarines designed for long-range patrols and operated as the primary undersea warfare asset of the Royal Australian Navy.
-
C.
Victoria-class submarine
The Victoria-class submarine is a class of diesel-electric attack submarines originally built for the Royal Navy as the Upholder class and later modernized and operated by the Royal Canadian Navy for coastal defense, surveillance, and training.
-
D.
Dreadnought-class submarine
The Dreadnought-class submarine is a new generation of British nuclear-powered ballistic missile submarines designed to replace the Royal Navy’s Vanguard class as the backbone of the UK’s sea-based nuclear deterrent.
-
E.
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.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
Soviet submarine class
ⓘ
attack submarine class ⓘ nuclear-powered cruise missile submarine class ⓘ |
| classification | SSGN ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| designedBy | Soviet naval design bureaus ⓘ |
| designedDuring | Cold War ⓘ |
| designedToCounter |
NATO naval forces
ⓘ
United States Navy carrier groups ⓘ
linked to:
Carrier Strike Groups
|
| era | Cold War naval warfare ⓘ |
| hasSubclass |
Oscar I
ⓘ
Oscar II ⓘ
linked to:
Oscar II of Sweden
|
| hullType | double-hull design ⓘ |
| intendedTargets |
aircraft carriers
ⓘ
carrier battle groups ⓘ large surface combatants ⓘ sea-based strategic assets ⓘ |
| launchSystem | vertical launchers for cruise missiles ⓘ |
| missileCapability | long-range anti-ship cruise missiles ⓘ |
| NATOReportingName | Oscar ⓘ |
| navalClassType | guided missile submarine ⓘ |
| navalDesignation | cruise missile submarine ⓘ |
| operator |
Russian Navy
ⓘ
Soviet Navy ⓘ |
| powerPlant | nuclear reactor ⓘ |
| primaryRole | attack NATO carrier battle groups ⓘ |
| propulsion | nuclear-powered ⓘ |
| propulsionType | nuclear-powered steam turbines ⓘ |
| secondaryRole | attack strategic targets at sea ⓘ |
| serviceEntryPeriod | late Cold War ⓘ |
| SovietProjectNumber |
Project 949
ⓘ
Project 949A ⓘ
linked to:
Project 949
|
| strategicDoctrine | counter-carrier strategy ⓘ |
| strategicPurpose |
anti-carrier warfare
ⓘ
sea-denial ⓘ |
| strategicRole | conventional strategic deterrence at sea ⓘ |
| successorProjectNumber |
Project 949AM
ⓘ
linked to:
Project 949
|
| typicalArmament |
P-700 Granit anti-ship cruise missiles
ⓘ
torpedoes ⓘ |
| typicalOperatingEnvironment | open ocean ⓘ |
| usedFor |
blue-water operations
ⓘ
long-range strike missions ⓘ |
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: Oscar-class submarine Description of subject: The Oscar-class submarine is a Soviet-designed nuclear-powered cruise missile submarine class built during the Cold War to attack NATO carrier battle groups and strategic targets at sea.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.