HMS Vigilant
E235660
HMS Vigilant is a British Royal Navy Vanguard-class nuclear-powered ballistic missile submarine that carries and deploys the UK's Trident nuclear deterrent.
All labels observed (2)
| Label | Occurrences |
|---|---|
| HMS Vigilant canonical | 3 |
| HMS Vigilant (S30) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2023337 — 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: HMS Vigilant Context triple: [Trident nuclear missile system, deliveryPlatform, HMS Vigilant]
-
A.
HMS Venerable
HMS Venerable was a 74-gun third-rate ship of the line of the Royal Navy that served prominently during the French Revolutionary Wars under Admiral Adam Duncan.
-
B.
HMS Minotaur
HMS Minotaur was a British Royal Navy ship of the line best known for her distinguished service in major late 18th-century naval battles against France, including the Battle of the Nile.
-
C.
HMS Ivanhoe
HMS Ivanhoe was a British Royal Navy I-class destroyer that served during the early years of World War II, notably participating in operations such as the Altmark Incident.
-
D.
HMS Bellerophon
HMS Bellerophon was a British Royal Navy ship of the line famed for her prominent role in the French Revolutionary and Napoleonic Wars, including the surrender of Napoleon Bonaparte aboard her in 1815.
-
E.
HMS Heron
HMS Heron is the Royal Navy’s Fleet Air Arm air station at Yeovilton in Somerset, serving as a major base for naval aviation operations and training.
- 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: HMS Vigilant Target entity description: HMS Vigilant is a British Royal Navy Vanguard-class nuclear-powered ballistic missile submarine that carries and deploys the UK's Trident nuclear deterrent.
-
A.
HMS Venerable
HMS Venerable was a 74-gun third-rate ship of the line of the Royal Navy that served prominently during the French Revolutionary Wars under Admiral Adam Duncan.
-
B.
HMS Minotaur
HMS Minotaur was a British Royal Navy ship of the line best known for her distinguished service in major late 18th-century naval battles against France, including the Battle of the Nile.
-
C.
HMS Ivanhoe
HMS Ivanhoe was a British Royal Navy I-class destroyer that served during the early years of World War II, notably participating in operations such as the Altmark Incident.
-
D.
HMS Bellerophon
HMS Bellerophon was a British Royal Navy ship of the line famed for her prominent role in the French Revolutionary and Napoleonic Wars, including the surrender of Napoleon Bonaparte aboard her in 1815.
-
E.
HMS Heron
HMS Heron is the Royal Navy’s Fleet Air Arm air station at Yeovilton in Somerset, serving as a major base for naval aviation operations and training.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Royal Navy submarine
ⓘ
Vanguard-class submarine ⓘ nuclear-powered ballistic missile submarine ⓘ |
| armament |
Spearfish heavyweight torpedoes
ⓘ
surface form:
Spearfish torpedoes
Trident II D5 missile ⓘ
surface form:
Trident II D5 submarine-launched ballistic missiles
|
| base | Faslane ⓘ |
| beam | approximately 12.8 metres ⓘ |
| builder |
Barrow-in-Furness shipyard
ⓘ
Vickers-Armstrongs ⓘ
surface form:
Vickers Shipbuilding and Engineering Ltd
|
| class | Vanguard class ⓘ |
| commissioned | 2 November 1996 ⓘ |
| constructionMaterial | steel hull ⓘ |
| country | United Kingdom ⓘ |
| crewComplement |
approximately 119 ratings
ⓘ
approximately 135 ⓘ approximately 16 officers ⓘ |
| displacementSubmerged | approximately 15900 tonnes ⓘ |
| displacementSurfaced | approximately 14900 tonnes ⓘ |
| draught | approximately 12 metres ⓘ |
| flag | White Ensign ⓘ |
| homePort | HMNB Clyde ⓘ |
| hullType | single-hull submarine ⓘ |
| laidDown | 16 February 1991 ⓘ |
| launched | 14 October 1995 ⓘ |
| length | approximately 149.9 metres ⓘ |
| mission | deterrence patrols ⓘ |
| namedAfter | vigilance ⓘ |
| natoReportingName | SSBN S30 ⓘ |
| nuclearCapability | strategic nuclear weapons ⓘ |
| nuclearDeterrentSystem | Trident ⓘ |
| numberOfMissileTubes | 16 ⓘ |
| operator | Royal Navy ⓘ |
| partOf |
Continuous At-Sea Deterrent
ⓘ
Nuclear weapons policy of the United Kingdom ⓘ
surface form:
United Kingdom nuclear deterrent
|
| pennantNumber | S30 ⓘ |
| powerPlant | 1 Rolls-Royce PWR2 nuclear reactor ⓘ |
| propulsion |
nuclear reactor
ⓘ
steam turbines ⓘ |
| role |
ballistic missile submarine
ⓘ
strategic nuclear deterrent platform ⓘ |
| serviceBranch | Royal Navy Submarine Service ⓘ |
| sisterShip |
HMS Vanguard
ⓘ
HMS Vengeance ⓘ HMS Victorious ⓘ |
| status | in service as of the 2020s ⓘ |
| topSpeedSubmerged | over 25 knots ⓘ |
| type | SSBN ⓘ |
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: HMS Vigilant Description of subject: HMS Vigilant is a British Royal Navy Vanguard-class nuclear-powered ballistic missile submarine that carries and deploys the UK's Trident nuclear deterrent.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Vanguard-class ballistic missile submarine
this entity surface form:
HMS Vigilant (S30)