SSBN S30
E816630
SSBN S30 is the NATO reporting name for HMS Vigilant, a British Vanguard-class nuclear-powered ballistic missile submarine in the Royal Navy's strategic deterrent fleet.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SSBN S30 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9727883 — 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: SSBN S30 Context triple: [HMS Vigilant, natoReportingName, SSBN S30]
-
A.
SSBN-826
SSBN-826 is the lead boat of the U.S. Navy’s Columbia-class ballistic missile submarines, designed to replace the Ohio-class as a key component of the United States’ sea-based nuclear deterrent.
-
B.
SSBN
SSBN is a naval hull classification symbol denoting nuclear-powered ballistic missile submarines designed primarily for strategic nuclear deterrence.
-
C.
SS-5 Skean MRBM
The SS-5 Skean MRBM was a Soviet medium-range ballistic missile deployed during the Cold War for nuclear delivery against intermediate-distance targets.
-
D.
SSBN(X) program
The SSBN(X) program is the U.S. Navy’s initiative to develop and field the Columbia-class ballistic missile submarines that will replace the aging Ohio-class as the backbone of America’s sea-based nuclear deterrent.
-
E.
SS-N-21 Sampson
The SS-N-21 Sampson is a Russian submarine-launched land-attack cruise missile designed for long-range, precision strikes, particularly from nuclear-powered attack submarines.
- 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: SSBN S30 Target entity description: SSBN S30 is the NATO reporting name for HMS Vigilant, a British Vanguard-class nuclear-powered ballistic missile submarine in the Royal Navy's strategic deterrent fleet.
-
A.
SSBN-826
SSBN-826 is the lead boat of the U.S. Navy’s Columbia-class ballistic missile submarines, designed to replace the Ohio-class as a key component of the United States’ sea-based nuclear deterrent.
-
B.
SSBN
SSBN is a naval hull classification symbol denoting nuclear-powered ballistic missile submarines designed primarily for strategic nuclear deterrence.
-
C.
SS-5 Skean MRBM
The SS-5 Skean MRBM was a Soviet medium-range ballistic missile deployed during the Cold War for nuclear delivery against intermediate-distance targets.
-
D.
SSBN(X) program
The SSBN(X) program is the U.S. Navy’s initiative to develop and field the Columbia-class ballistic missile submarines that will replace the aging Ohio-class as the backbone of America’s sea-based nuclear deterrent.
-
E.
SS-N-21 Sampson
The SS-N-21 Sampson is a Russian submarine-launched land-attack cruise missile designed for long-range, precision strikes, particularly from nuclear-powered attack submarines.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
NATO reporting name
ⓘ
Vanguard-class submarine ⓘ ballistic missile submarine ⓘ |
| alliance | NATO ⓘ |
| armament |
Trident II D5 submarine-launched ballistic missiles
NERFINISHED
ⓘ
torpedoes ⓘ |
| category |
Trident-equipped submarine
ⓘ
nuclear ballistic missile submarine ⓘ |
| class | Vanguard class NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| crewType | Royal Navy submariners ⓘ |
| designOrigin | United Kingdom NERFINISHED ⓘ |
| flag | White Ensign NERFINISHED ⓘ |
| fleet | United Kingdom Trident fleet NERFINISHED ⓘ |
| hullType | Vanguard-class SSBN hull ⓘ |
| mission | continuous at-sea deterrent patrols ⓘ |
| nuclearCapability | strategic nuclear weapons platform ⓘ |
| nuclearDeterrentSystem | UK Trident programme NERFINISHED ⓘ |
| operator | Royal Navy ⓘ |
| partOf | Royal Navy Submarine Service NERFINISHED ⓘ |
| poweredBy | nuclear reactor ⓘ |
| propulsion | nuclear-powered ⓘ |
| refersTo | HMS Vigilant NERFINISHED ⓘ |
| role | strategic deterrent ⓘ |
| serviceBranch | Royal Navy ⓘ |
| serviceStatus | in commission ⓘ |
| strategicRole | sea-based leg of the United Kingdom nuclear deterrent ⓘ |
| submarineType | SSBN ⓘ |
| usesWeaponSystem | Trident II D5 NERFINISHED ⓘ |
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: SSBN S30 Description of subject: SSBN S30 is the NATO reporting name for HMS Vigilant, a British Vanguard-class nuclear-powered ballistic missile submarine in the Royal Navy's strategic deterrent fleet.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.