Sindhughosh-class submarine
E337437
The Sindhughosh-class submarine is a series of diesel-electric attack submarines operated by India, derived from the Russian Kilo-class and used primarily for anti-ship and anti-submarine warfare.
All labels observed (2)
| Label | Occurrences |
|---|---|
| INS Sindhughosh (S55) | 1 |
| Sindhughosh-class submarine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3227665 — 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: Sindhughosh-class submarine Context triple: [Indian Navy, hasSubmarineClass, Sindhughosh-class submarine]
-
A.
Ula-class submarines
Ula-class submarines are a fleet of small, modern diesel-electric attack submarines operated by Norway, optimized for stealthy coastal and littoral operations.
-
B.
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.
-
C.
Oscar-class submarine
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.
-
D.
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.
-
E.
Typhoon-class submarine
The Typhoon-class submarine is a Soviet-designed nuclear-powered ballistic missile submarine, famous as the largest submarine ever built and a key component of the USSR’s Cold War 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: Sindhughosh-class submarine Target entity description: The Sindhughosh-class submarine is a series of diesel-electric attack submarines operated by India, derived from the Russian Kilo-class and used primarily for anti-ship and anti-submarine warfare.
-
A.
Ula-class submarines
Ula-class submarines are a fleet of small, modern diesel-electric attack submarines operated by Norway, optimized for stealthy coastal and littoral operations.
-
B.
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.
-
C.
Oscar-class submarine
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.
-
D.
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.
-
E.
Typhoon-class submarine
The Typhoon-class submarine is a Soviet-designed nuclear-powered ballistic missile submarine, famous as the largest submarine ever built and a key component of the USSR’s Cold War nuclear deterrent.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
diesel-electric attack submarine
ⓘ
submarine class ⓘ |
| armament |
533 mm torpedo tubes
ⓘ
anti-ship cruise missiles ⓘ mines ⓘ |
| beam | approximately 9.9 metres ⓘ |
| countryOfOperator | India ⓘ |
| countryOfOrigin |
Russia
ⓘ
Soviet Union ⓘ |
| crewComplement | about 52 ⓘ |
| derivedFrom | Kilo-class submarine ⓘ |
| displacementSubmerged | approximately 3000 tonnes ⓘ |
| displacementSurfaced | approximately 2300 tonnes ⓘ |
| draught | approximately 6.6 metres ⓘ |
| enteredServiceWith | Indian Navy in the mid-1980s ⓘ |
| hasRadar | surface search radar ⓘ |
| hasSonar | MGK-400 Rubikon sonar ⓘ |
| length | approximately 72.6 metres ⓘ |
| manufacturer |
Admiralty Shipyard
ⓘ
Krasnoye Sormovo Shipyard ⓘ |
| maximumDivingDepth | approximately 300 metres ⓘ |
| missileSystem |
Kalibr cruise missile
ⓘ
surface form:
Club-S (3M54E) cruise missile
|
| modernization | Russian-Indian upgrade programs ⓘ |
| NATOReportingName |
Kilo-class submarine
ⓘ
surface form:
Kilo-class
|
| navalClassOf |
INS Sindhudhvaj (S56)
ⓘ
Sindhughosh-class submarine self-linksurface differs ⓘ
surface form:
INS Sindhughosh (S55)
INS Sindhukesari (S60) ⓘ INS Sindhukirti (S61) ⓘ INS Sindhuraj (S57) ⓘ INS Sindhurakshak (S63) ⓘ INS Sindhuratna (S59) ⓘ INS Sindhushastra (S65) ⓘ INS Sindhuvijay (S62) ⓘ INS Sindhuvir (S58) ⓘ |
| notableIncident | INS Sindhurakshak explosion and sinking in 2013 ⓘ |
| operator | Indian Navy ⓘ |
| powerPlant |
1 shaft with electric motor
ⓘ
2 diesel generators ⓘ |
| primaryRole |
anti-ship warfare
ⓘ
anti-submarine warfare ⓘ |
| propulsion | diesel-electric ⓘ |
| speedSubmerged | approximately 17 knots ⓘ |
| speedSurfaced | approximately 10 knots ⓘ |
| stealthFeature | low acoustic signature ⓘ |
| torpedoType |
SET-65 torpedoes
ⓘ
TEST-71 torpedoes ⓘ |
| typeDesignation | Project 877EKM ⓘ |
| usedFor |
coastal defense
ⓘ
patrol and surveillance ⓘ sea denial operations ⓘ |
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: Sindhughosh-class submarine Description of subject: The Sindhughosh-class submarine is a series of diesel-electric attack submarines operated by India, derived from the Russian Kilo-class and used primarily for anti-ship and anti-submarine warfare.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
INS Sindhughosh (S55)