Project 636 diesel-electric submarines
E754553
Project 636 diesel-electric submarines are a class of Russian-built, stealth-enhanced Kilo-class submarines known for their quiet operation and export to multiple navies worldwide.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Project 636 diesel-electric submarines canonical | 1 |
| Project 636.3 submarines | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8754751 — 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: Project 636 diesel-electric submarines Context triple: [Krasnoye Sormovo Shipyard, hasProductLine, Project 636 diesel-electric submarines]
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A.
Skipjack-class nuclear submarines
The Skipjack-class nuclear submarines were a pioneering class of fast attack submarines in the U.S. Navy, notable for their teardrop hull design and enhanced underwater speed and maneuverability during the Cold War era.
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B.
Vanguard-class ballistic missile submarines
Vanguard-class ballistic missile submarines are the United Kingdom’s nuclear-powered, nuclear-armed submarines that form the seaborne leg of its strategic deterrent force.
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C.
Triomphant-class ballistic missile submarines
The Triomphant-class ballistic missile submarines are France’s current generation of nuclear-powered strategic deterrent submarines, designed to carry and launch submarine-launched ballistic missiles as part of the French nuclear arsenal.
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D.
Rubis-class nuclear attack submarines
The Rubis-class nuclear attack submarines are a series of French Navy vessels designed for anti-submarine and anti-surface warfare, reconnaissance, and support of strategic forces, notable for being among the smallest nuclear-powered attack submarines ever built.
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E.
Victor-class submarine
The Victor-class submarine was a series of Soviet nuclear-powered attack submarines developed during the Cold War for high-speed, deep-diving anti-submarine and anti-surface warfare.
- 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: Project 636 diesel-electric submarines Target entity description: Project 636 diesel-electric submarines are a class of Russian-built, stealth-enhanced Kilo-class submarines known for their quiet operation and export to multiple navies worldwide.
-
A.
Skipjack-class nuclear submarines
The Skipjack-class nuclear submarines were a pioneering class of fast attack submarines in the U.S. Navy, notable for their teardrop hull design and enhanced underwater speed and maneuverability during the Cold War era.
-
B.
Vanguard-class ballistic missile submarines
Vanguard-class ballistic missile submarines are the United Kingdom’s nuclear-powered, nuclear-armed submarines that form the seaborne leg of its strategic deterrent force.
-
C.
Triomphant-class ballistic missile submarines
The Triomphant-class ballistic missile submarines are France’s current generation of nuclear-powered strategic deterrent submarines, designed to carry and launch submarine-launched ballistic missiles as part of the French nuclear arsenal.
-
D.
Rubis-class nuclear attack submarines
The Rubis-class nuclear attack submarines are a series of French Navy vessels designed for anti-submarine and anti-surface warfare, reconnaissance, and support of strategic forces, notable for being among the smallest nuclear-powered attack submarines ever built.
-
E.
Victor-class submarine
The Victor-class submarine was a series of Soviet nuclear-powered attack submarines developed during the Cold War for high-speed, deep-diving anti-submarine and anti-surface warfare.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
Kilo-class variant
ⓘ
diesel-electric attack submarine ⓘ submarine class ⓘ |
| armament |
533 mm torpedo tubes
ⓘ
cruise missiles ⓘ mines ⓘ torpedoes ⓘ |
| beam | approximately 9.9 metres ⓘ |
| builtBy |
Admiralty Shipyards
ⓘ
linked to:
Admiralty Shipyard
|
| canLaunch |
anti-ship cruise missiles
ⓘ
land-attack cruise missiles ⓘ |
| countryOfOrigin | Russia ⓘ |
| crewSize | about 52 ⓘ |
| designedFor |
operations in littoral waters
ⓘ
operations in open ocean ⓘ |
| developedBy | Rubin Design Bureau ⓘ |
| displacementSubmerged | approximately 3950 tonnes ⓘ |
| displacementSurfaced | approximately 2350 tonnes ⓘ |
| draft | approximately 6.2 metres ⓘ |
| endurance | approximately 45 days ⓘ |
| enteredService | 1990s ⓘ |
| exported |
Algeria
ⓘ
China ⓘ India ⓘ Vietnam ⓘ
linked to:
Viet Nam
|
| hasFeature |
improved habitability compared to earlier Kilo-class
ⓘ
reduced magnetic signature ⓘ |
| hullType | double-hull ⓘ |
| length | approximately 73.8 metres ⓘ |
| maximumDivingDepth | approximately 300 metres ⓘ |
| maximumSpeedSubmerged | approximately 20 knots ⓘ |
| maximumSpeedSurfaced | approximately 17 knots ⓘ |
| missileSystem |
Kalibr cruise missile system
ⓘ
linked to:
Kalibr cruise missile
|
| NATOReportingName |
Improved Kilo
ⓘ
linked to:
Project 636 Improved Kilo
|
| notableFeature |
improved sonar suite compared to earlier Kilo-class
ⓘ
low acoustic signature ⓘ stealth-enhanced design ⓘ |
| numberOfTorpedoTubes | 6 bow 533 mm tubes ⓘ |
| operator |
Algerian Navy
ⓘ
Indian Navy ⓘ People's Liberation Army Navy ⓘ Russian Navy ⓘ Vietnam People's Navy ⓘ |
| powerPlant | diesel generators and electric motor ⓘ |
| predecessor |
Project 877 Kilo-class submarines
ⓘ
linked to:
Kilo-class submarine
|
| primaryRole |
anti-ship warfare
ⓘ
anti-submarine warfare ⓘ attack submarine ⓘ reconnaissance ⓘ |
| propulsionType | diesel-electric ⓘ |
| rangeSnorkeling | approximately 7500 nautical miles at 7 knots ⓘ |
| sensor |
bow-mounted sonar
ⓘ
electronic support measures ⓘ radar ⓘ towed array sonar ⓘ |
| successorVariant |
Project 636.3 submarines
ⓘ
linked to:
Project 636 diesel-electric submarines
|
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: Project 636 diesel-electric submarines Description of subject: Project 636 diesel-electric submarines are a class of Russian-built, stealth-enhanced Kilo-class submarines known for their quiet operation and export to multiple navies worldwide.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Project 636 diesel-electric submarines