Operation Piranha
E358946
Operation Piranha was a U.S. Marine Corps amphibious assault and search-and-destroy operation conducted in September 1965 during the Vietnam War, aimed at rooting out Viet Cong forces in the Batangan Peninsula.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Operation Piranha canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3446337 — 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 Piranha Context triple: [2nd Battalion, 7th Marines, notableEngagement, Operation Piranha]
-
A.
Operation Whirlwind
Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
-
B.
Operation Fustian
Operation Fustian was a World War II Allied airborne assault in July 1943 aimed at capturing the Primosole Bridge in Sicily during the Allied invasion of the island.
-
C.
Operation Thunderbolt
Operation Thunderbolt was the 1976 Israeli commando raid on Entebbe Airport in Uganda to rescue hostages from a hijacked Air France flight.
-
D.
Operation Nekka
Operation Nekka was a 1933 Japanese Kwantung Army military campaign that led to the occupation of Rehe (Jehol) province and further consolidated Japan’s control over northern China.
-
E.
Operation Anadyr
Operation Anadyr was the secret Soviet military plan in 1962 to deploy nuclear missiles and other forces to Cuba, triggering the Cuban Missile Crisis.
- 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 Piranha Target entity description: Operation Piranha was a U.S. Marine Corps amphibious assault and search-and-destroy operation conducted in September 1965 during the Vietnam War, aimed at rooting out Viet Cong forces in the Batangan Peninsula.
-
A.
Operation Whirlwind
Operation Whirlwind was the codename for the large-scale Soviet military intervention that crushed the Hungarian Revolution of 1956 and reasserted Soviet control over Hungary.
-
B.
Operation Fustian
Operation Fustian was a World War II Allied airborne assault in July 1943 aimed at capturing the Primosole Bridge in Sicily during the Allied invasion of the island.
-
C.
Operation Thunderbolt
Operation Thunderbolt was the 1976 Israeli commando raid on Entebbe Airport in Uganda to rescue hostages from a hijacked Air France flight.
-
D.
Operation Nekka
Operation Nekka was a 1933 Japanese Kwantung Army military campaign that led to the occupation of Rehe (Jehol) province and further consolidated Japan’s control over northern China.
-
E.
Operation Anadyr
Operation Anadyr was the secret Soviet military plan in 1962 to deploy nuclear missiles and other forces to Cuba, triggering the Cuban Missile Crisis.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
military operation
ⓘ
search-and-destroy operation ⓘ |
| belligerent |
South Vietnam
ⓘ
United States of America ⓘ
surface form:
United States
Viet Cong ⓘ |
| casualtiesAndLosses_VietCongCaptured | over 100 ⓘ |
| casualtiesAndLosses_VietCongKilled | over 170 ⓘ |
| civiliansDetained | several hundred ⓘ |
| commander | Lewis W. Walt NERFINISHED ⓘ |
| conflict | Vietnam War ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| date | September 1965 ⓘ |
| endDate | 1965-09-10 ⓘ |
| forceStrength_US_and_ARVN | approximately 5,000 troops ⓘ |
| location |
Batangan Peninsula
ⓘ
Quang Ngai Province ⓘ South Vietnam ⓘ |
| militaryBranch | United States Marine Corps ⓘ |
| notableFeature | follow-up operation to Operation Starlite on the Batangan Peninsula ⓘ |
| objective |
root out Viet Cong forces from the Batangan Peninsula
ⓘ
search and destroy Viet Cong units ⓘ |
| partOf | U.S. military operations in the Vietnam War ⓘ |
| precededBy | Operation Starlite ⓘ |
| result | U.S. and South Vietnamese tactical victory ⓘ |
| startDate | 1965-09-07 ⓘ |
| tactics |
airmobile insertion
ⓘ
amphibious landing ⓘ cordon-and-search ⓘ |
| typeOfAttack |
amphibious assault
ⓘ
heliborne assault ⓘ |
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 Piranha Description of subject: Operation Piranha was a U.S. Marine Corps amphibious assault and search-and-destroy operation conducted in September 1965 during the Vietnam War, aimed at rooting out Viet Cong forces in the Batangan Peninsula.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.