INS Kalvari (S21)
E1111718
UNEXPLORED
INS Kalvari (S21) is the lead diesel-electric attack submarine of the Indian Navy’s Kalvari class, based on the French Scorpène design and built under India’s Project 75 program.
All labels observed (2)
| Label | Occurrences |
|---|---|
| INS Kalvari | 1 |
| INS Kalvari (S21) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14669374 — 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: INS Kalvari (S21) Context triple: [Kalvari-class submarine, hasVariant, INS Kalvari (S21)]
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A.
INS Kavaratti (P31)
INS Kavaratti (P31) is an anti-submarine warfare corvette of the Indian Navy, built in India as part of the Kamorta-class series of stealth warships.
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B.
INS Kamorta (P28)
INS Kamorta (P28) is the lead ship of the Indian Navy’s Kamorta-class anti-submarine warfare corvettes, designed and built in India for coastal and blue-water defense operations.
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C.
Kasturi-class corvette
The Kasturi-class corvette is a class of small, multi-role warships used by Malaysia for patrol, surveillance, and surface warfare operations.
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D.
INS Arighat
INS Arighat is an Indian nuclear-powered ballistic missile submarine that forms part of India’s strategic nuclear deterrent force.
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E.
Kolkata-class destroyer
The Kolkata-class destroyer is a class of advanced stealth-guided missile destroyers serving as major surface combatants in the Indian Navy, designed for multi-role operations including air defense, anti-surface, and anti-submarine 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: INS Kalvari (S21) Target entity description: INS Kalvari (S21) is the lead diesel-electric attack submarine of the Indian Navy’s Kalvari class, based on the French Scorpène design and built under India’s Project 75 program.
-
A.
INS Kavaratti (P31)
INS Kavaratti (P31) is an anti-submarine warfare corvette of the Indian Navy, built in India as part of the Kamorta-class series of stealth warships.
-
B.
INS Kamorta (P28)
INS Kamorta (P28) is the lead ship of the Indian Navy’s Kamorta-class anti-submarine warfare corvettes, designed and built in India for coastal and blue-water defense operations.
-
C.
Kasturi-class corvette
The Kasturi-class corvette is a class of small, multi-role warships used by Malaysia for patrol, surveillance, and surface warfare operations.
-
D.
INS Arighat
INS Arighat is an Indian nuclear-powered ballistic missile submarine that forms part of India’s strategic nuclear deterrent force.
-
E.
Kolkata-class destroyer
The Kolkata-class destroyer is a class of advanced stealth-guided missile destroyers serving as major surface combatants in the Indian Navy, designed for multi-role operations including air defense, anti-surface, and anti-submarine warfare.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
MDL
linked to: INS Kalvari (S21)