Operation Crazy Horse
E653696
Operation Crazy Horse was a major 1966 U.S. Army search-and-destroy campaign during the Vietnam War aimed at disrupting Viet Cong and North Vietnamese forces in the Central Highlands.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Operation Crazy Horse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7274659 — 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 Crazy Horse Context triple: [1st Cavalry Division (Airmobile), engagement, Operation Crazy Horse]
-
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 Prairie
Operation Prairie was a major 1966 U.S. Marine Corps search-and-destroy campaign during the Vietnam War aimed at engaging North Vietnamese forces near the Demilitarized Zone.
-
C.
Operation Black Thunder
Operation Black Thunder was a series of Indian security force operations in 1986 and 1988 to flush out militants from the Golden Temple complex in Amritsar, Punjab, following the earlier Operation Blue Star.
-
D.
Operation Hastings
Operation Hastings was a major 1966 U.S. Marine Corps offensive during the Vietnam War aimed at blocking North Vietnamese Army forces infiltrating into South Vietnam’s Quang Tri Province.
-
E.
Operation Emery
Operation Emery was a series of underground nuclear tests conducted by the United States as part of its Cold War-era nuclear weapons development program.
- 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 Crazy Horse Target entity description: Operation Crazy Horse was a major 1966 U.S. Army search-and-destroy campaign during the Vietnam War aimed at disrupting Viet Cong and North Vietnamese forces in the Central Highlands.
-
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 Prairie
Operation Prairie was a major 1966 U.S. Marine Corps search-and-destroy campaign during the Vietnam War aimed at engaging North Vietnamese forces near the Demilitarized Zone.
-
C.
Operation Black Thunder
Operation Black Thunder was a series of Indian security force operations in 1986 and 1988 to flush out militants from the Golden Temple complex in Amritsar, Punjab, following the earlier Operation Blue Star.
-
D.
Operation Hastings
Operation Hastings was a major 1966 U.S. Marine Corps offensive during the Vietnam War aimed at blocking North Vietnamese Army forces infiltrating into South Vietnam’s Quang Tri Province.
-
E.
Operation Emery
Operation Emery was a series of underground nuclear tests conducted by the United States as part of its Cold War-era nuclear weapons development program.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf | military operation ⓘ |
| belligerent |
North Vietnam
NERFINISHED
ⓘ
Republic of Vietnam NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
Viet Cong NERFINISHED ⓘ |
| casualties |
significant U.S. casualties
ⓘ
significant Viet Cong and PAVN casualties ⓘ |
| commandedBy | U.S. 1st Cavalry Division (Airmobile) NERFINISHED ⓘ |
| conflict | Vietnam War ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| endDate | 1966-06-05 ⓘ |
| engagementType |
airmobile operation
ⓘ
ground combat ⓘ |
| followedBy | subsequent U.S. operations in the Central Highlands ⓘ |
| location |
Bình Định Province
NERFINISHED
ⓘ
Central Highlands NERFINISHED ⓘ |
| namedAfter | Crazy Horse NERFINISHED ⓘ |
| notableFeature |
fighting in rugged, mountainous terrain
ⓘ
use of helicopter-borne infantry assaults ⓘ |
| objective |
destroy enemy main force units in Bình Định Province
ⓘ
disrupt North Vietnamese Army forces in the Central Highlands ⓘ disrupt Viet Cong forces in the Central Highlands ⓘ |
| opponent |
People's Army of Vietnam
NERFINISHED
ⓘ
Viet Cong NERFINISHED ⓘ |
| participant |
Army of the Republic of Vietnam
NERFINISHED
ⓘ
U.S. Army NERFINISHED ⓘ |
| partOf | U.S. search-and-destroy strategy in Vietnam ⓘ |
| precededBy | earlier operations in Bình Định Province ⓘ |
| result |
heavy casualties on both sides
ⓘ
tactically inconclusive ⓘ |
| startDate | 1966-05-16 ⓘ |
| strategicContext | effort to secure Central Highlands ⓘ |
| tactics |
airmobile assault
ⓘ
artillery support ⓘ close air support ⓘ search-and-destroy ⓘ |
| theater | South Vietnam NERFINISHED ⓘ |
| timePeriod | 1966 ⓘ |
| unitInvolved |
1st Cavalry Division (Airmobile)
NERFINISHED
ⓘ
3rd Brigade, 1st Cavalry Division NERFINISHED ⓘ ARVN 22nd Division NERFINISHED ⓘ |
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 Crazy Horse Description of subject: Operation Crazy Horse was a major 1966 U.S. Army search-and-destroy campaign during the Vietnam War aimed at disrupting Viet Cong and North Vietnamese forces in the Central Highlands.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.