Operation Trident (1971)
E337453
Operation Trident (1971) was a decisive Indian Navy offensive during the Indo-Pakistani War of 1971, in which Indian missile boats attacked and heavily damaged Pakistani naval and port facilities at Karachi.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Operation Trident (1971) canonical | 2 |
| Indian Navy attack on Karachi (1971) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3227700 — 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: Operation Trident (1971) Context triple: [Indian Navy, hasOperation, Operation Trident (1971)]
-
A.
Operation Blue Star
Operation Blue Star was a 1984 Indian military operation ordered to remove Sikh militants from the Golden Temple in Amritsar, which led to widespread controversy, violence, and political repercussions including the assassination of Prime Minister Indira Gandhi.
-
B.
Operation Tidal Wave
Operation Tidal Wave was a major World War II Allied air raid targeting Romanian oil refineries at Ploiești in an effort to cripple Nazi Germany’s fuel supplies.
-
C.
Operation Maitri
Operation Maitri was India’s humanitarian relief and rescue mission launched to assist Nepal after the devastating 2015 earthquake.
-
D.
Operation Nimrod
Operation Nimrod was the 1980 Special Air Service hostage-rescue assault on the Iranian Embassy in London, renowned for its swift, televised resolution of the siege.
-
E.
Operation Green Hunt
Operation Green Hunt was a large-scale Indian government counterinsurgency campaign targeting Maoist (Naxalite) rebels across central and eastern India.
- 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: Operation Trident (1971) Target entity description: Operation Trident (1971) was a decisive Indian Navy offensive during the Indo-Pakistani War of 1971, in which Indian missile boats attacked and heavily damaged Pakistani naval and port facilities at Karachi.
-
A.
Operation Blue Star
Operation Blue Star was a 1984 Indian military operation ordered to remove Sikh militants from the Golden Temple in Amritsar, which led to widespread controversy, violence, and political repercussions including the assassination of Prime Minister Indira Gandhi.
-
B.
Operation Tidal Wave
Operation Tidal Wave was a major World War II Allied air raid targeting Romanian oil refineries at Ploiești in an effort to cripple Nazi Germany’s fuel supplies.
-
C.
Operation Maitri
Operation Maitri was India’s humanitarian relief and rescue mission launched to assist Nepal after the devastating 2015 earthquake.
-
D.
Operation Nimrod
Operation Nimrod was the 1980 Special Air Service hostage-rescue assault on the Iranian Embassy in London, renowned for its swift, televised resolution of the siege.
-
E.
Operation Green Hunt
Operation Green Hunt was a large-scale Indian government counterinsurgency campaign targeting Maoist (Naxalite) rebels across central and eastern India.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
Indian military operation
ⓘ
naval military operation ⓘ |
| aimedAt |
disrupting Pakistani maritime trade through Karachi
ⓘ
reducing Pakistan Navy’s operational capability ⓘ |
| alsoKnownAs |
Operation Trident (1971)
ⓘ
surface form:
Indian Navy attack on Karachi (1971)
|
| belligerent |
India
ⓘ
Pakistan ⓘ |
| cause | outbreak of full-scale hostilities in 1971 between India and Pakistan ⓘ |
| combatant |
Indian Navy
ⓘ
Pakistan Navy ⓘ |
| commandedBy | Indian Navy Western Fleet command ⓘ |
| commemoratedAs | Navy Day in India ⓘ |
| commemorationDate | December 4 ⓘ |
| conflict | Indo-Pakistani War of 1971 ⓘ |
| country | India ⓘ |
| date | 1971-12-04 ⓘ |
| followedBy | Operation Python (1971) ⓘ |
| front |
Indo-Pakistani War of 1971
ⓘ
surface form:
Western Front of the Indo-Pakistani War of 1971
|
| launchedBy | Indian Navy ⓘ |
| location |
Arabian Sea
ⓘ
Karachi ⓘ |
| notableFor |
first combat use of Indian Navy missile boats
ⓘ
sinking or damaging multiple Pakistani naval vessels ⓘ |
| objective |
attack Pakistani naval assets at Karachi
ⓘ
destroy Pakistani port facilities at Karachi ⓘ |
| partOf | Indo-Pakistani War of 1971 ⓘ |
| relatedTo | Bangladesh Liberation War ⓘ |
| result |
decisive Indian victory
ⓘ
heavy damage to Pakistani naval facilities at Karachi ⓘ heavy damage to Pakistani port facilities at Karachi ⓘ |
| significance |
demonstrated effectiveness of missile boats in littoral warfare
ⓘ
major turning point in the naval war of 1971 ⓘ |
| strategicEffect |
forced Pakistan Navy to restrict operations from Karachi
ⓘ
imposed naval blockade on Karachi ⓘ |
| tactics |
stand-off missile attacks
ⓘ
surprise attack on Karachi harbor ⓘ |
| theater |
Western Naval Command
ⓘ
surface form:
Western Naval Command area
|
| typeOfAttack | night-time naval strike ⓘ |
| usedWeapon |
SS-N-2 Styx anti-ship missiles
ⓘ
missile boats ⓘ |
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: Operation Trident (1971) Description of subject: Operation Trident (1971) was a decisive Indian Navy offensive during the Indo-Pakistani War of 1971, in which Indian missile boats attacked and heavily damaged Pakistani naval and port facilities at Karachi.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Indian Navy attack on Karachi (1971)