Operation Prairie
E336272
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.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Operation Prairie canonical | 2 |
| Operation Prairie II | 1 |
| Operation Prairie III | 1 |
| Operation Prairie IV | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3199150 — 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 Prairie Context triple: [2nd Battalion, 4th Marines, conflict, Operation Prairie]
-
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 Kraai
Operation Kraai was a major Dutch military offensive launched in 1948 during the Indonesian National Revolution to reassert colonial control by seizing key Republican territories, including Yogyakarta.
-
C.
Operation Battleaxe
Operation Battleaxe was a British-led World War II offensive in June 1941 aimed at relieving the besieged city of Tobruk and pushing Axis forces back in North Africa.
-
D.
Operation Brewer
Operation Brewer was the World War II Allied military operation to capture the Admiralty Islands from Japanese forces in early 1944.
-
E.
Operation Spring
Operation Spring was a Canadian-led World War II offensive in July 1944 aimed at capturing key positions south of Caen during the Normandy campaign.
- 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 Prairie Target entity description: 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.
-
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 Kraai
Operation Kraai was a major Dutch military offensive launched in 1948 during the Indonesian National Revolution to reassert colonial control by seizing key Republican territories, including Yogyakarta.
-
C.
Operation Battleaxe
Operation Battleaxe was a British-led World War II offensive in June 1941 aimed at relieving the besieged city of Tobruk and pushing Axis forces back in North Africa.
-
D.
Operation Brewer
Operation Brewer was the World War II Allied military operation to capture the Admiralty Islands from Japanese forces in early 1944.
-
E.
Operation Spring
Operation Spring was a Canadian-led World War II offensive in July 1944 aimed at capturing key positions south of Caen during the Normandy campaign.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
military operation
ⓘ
search-and-destroy operation ⓘ |
| casualties |
approximately 226 U.S. Marines killed
ⓘ
more than 1,000 U.S. Marines wounded ⓘ over 1,300 North Vietnamese soldiers killed ⓘ |
| commandedBy |
III Marine Expeditionary Force
ⓘ
surface form:
III Marine Amphibious Force
|
| conflict | Vietnam War ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| endDate | 1966-10-27 ⓘ |
| followedBy |
Operation Prairie
self-linksurface differs
ⓘ
surface form:
Operation Prairie II
Operation Prairie self-linksurface differs ⓘ
surface form:
Operation Prairie III
Operation Prairie self-linksurface differs ⓘ
surface form:
Operation Prairie IV
|
| involvedUnit |
3rd Marine Division
ⓘ
3rd Marine Regiment ⓘ 4th Marine Regiment ⓘ |
| location |
Quang Tri Province
ⓘ
South Vietnam ⓘ area south of the Vietnamese Demilitarized Zone ⓘ |
| notableEngagement |
battles around Con Thien
ⓘ
battles around Gio Linh ⓘ |
| objective |
to locate and destroy North Vietnamese Army units near the Demilitarized Zone
ⓘ
to prevent North Vietnamese infiltration across the Demilitarized Zone into South Vietnam ⓘ |
| opponent | Democratic Republic of Vietnam ⓘ |
| participant |
People's Army of Vietnam
ⓘ
surface form:
North Vietnamese Army
United States Marine Corps ⓘ |
| partOf | U.S. military operations near the Vietnamese Demilitarized Zone ⓘ |
| precededBy | Operation Hastings ⓘ |
| result |
heavy casualties inflicted on North Vietnamese Army forces
ⓘ
tactical U.S. and South Vietnamese victory ⓘ |
| startDate | 1966-08-03 ⓘ |
| strategicSignificance |
demonstrated intensity of North Vietnamese efforts to infiltrate across the Demilitarized Zone
ⓘ
helped shape subsequent U.S. defensive posture along the Demilitarized Zone ⓘ |
| tactic |
air-mobile operations
ⓘ
artillery-supported infantry assaults ⓘ search-and-destroy missions ⓘ |
| theater |
I Corps Tactical Zone, South Vietnam
ⓘ
surface form:
I Corps Tactical Zone
|
| timePeriod | 1966 ⓘ |
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 Prairie Description of subject: 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.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
2nd Battalion, 4th Marines
this entity surface form:
Operation Prairie II
this entity surface form:
Operation Prairie III
this entity surface form:
Operation Prairie IV