Long Tieng region of Laos
E687617
The Long Tieng region of Laos was a secretive military and intelligence stronghold used by the CIA and Hmong forces during the Laotian Civil War and the broader Vietnam War era.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Long Tieng region of Laos canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7762982 — 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: Long Tieng region of Laos Context triple: [Vang Pao, operatedIn, Long Tieng region of Laos]
-
A.
southern Laos
Southern Laos is a region of Laos characterized by its rugged terrain along the Ho Chi Minh Trail, which made it a major theater of covert U.S. bombing and military operations during the Vietnam War.
-
B.
eastern Laos
Eastern Laos is the region of Laos bordering Vietnam, characterized by its rugged, forested terrain and its strategic significance during the Indochina and Vietnam Wars.
-
C.
Lao–Isan cultural area
The Lao–Isan cultural area is a historical region in northeastern Thailand characterized by Lao-influenced language, traditions, and cultural practices distinct from central Thai culture.
-
D.
Laos highlands
The Laos highlands are a mountainous, sparsely populated region of Laos known for their rugged terrain, ethnic diversity, and role within the opium-producing Golden Triangle area of Southeast Asia.
-
E.
Oudomxay Province
Oudomxay Province is a mountainous region in northern Laos known for its ethnic diversity, forested landscapes, and role as a transport and trade hub between China and other parts of the country.
- 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: Long Tieng region of Laos Target entity description: The Long Tieng region of Laos was a secretive military and intelligence stronghold used by the CIA and Hmong forces during the Laotian Civil War and the broader Vietnam War era.
-
A.
southern Laos
Southern Laos is a region of Laos characterized by its rugged terrain along the Ho Chi Minh Trail, which made it a major theater of covert U.S. bombing and military operations during the Vietnam War.
-
B.
eastern Laos
Eastern Laos is the region of Laos bordering Vietnam, characterized by its rugged, forested terrain and its strategic significance during the Indochina and Vietnam Wars.
-
C.
Lao–Isan cultural area
The Lao–Isan cultural area is a historical region in northeastern Thailand characterized by Lao-influenced language, traditions, and cultural practices distinct from central Thai culture.
-
D.
Laos highlands
The Laos highlands are a mountainous, sparsely populated region of Laos known for their rugged terrain, ethnic diversity, and role within the opium-producing Golden Triangle area of Southeast Asia.
-
E.
Oudomxay Province
Oudomxay Province is a mountainous region in northern Laos known for its ethnic diversity, forested landscapes, and role as a transport and trade hub between China and other parts of the country.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
CIA installation
ⓘ
geographic region ⓘ military base ⓘ |
| airstripType | short dirt runway ⓘ |
| airTrafficRole | one of the busiest airports in the world by takeoffs and landings during the war ⓘ |
| alsoKnownAs | Long Cheng NERFINISHED ⓘ |
| associatedWith |
Air America
NERFINISHED
ⓘ
North Vietnamese Army (as adversary) NERFINISHED ⓘ Royal Lao Air Force NERFINISHED ⓘ |
| characteristic |
heavily militarized
ⓘ
highly secretive ⓘ restricted access ⓘ |
| codeName | Lima Site 20A NERFINISHED ⓘ |
| conflict | North Vietnamese and Pathet Lao offensives ⓘ |
| controlledBy |
CIA-backed Hmong forces
NERFINISHED
ⓘ
General Vang Pao NERFINISHED ⓘ |
| country | Laos NERFINISHED ⓘ |
| ethnicGroupInvolved | Hmong people NERFINISHED ⓘ |
| fallOrEvacuation | 1975 ⓘ |
| function |
base for Hmong guerrilla operations
ⓘ
coordination center for U.S. air strikes in Laos ⓘ refuge for Hmong civilians ⓘ |
| hasFacility | Long Tieng airstrip NERFINISHED ⓘ |
| hasFeature | mountain valley ⓘ |
| hasRole |
air operations base
ⓘ
intelligence hub ⓘ logistics base ⓘ military stronghold ⓘ |
| legacy | symbol of the Secret War in Laos ⓘ |
| locatedIn |
Xiangkhouang Province
NERFINISHED
ⓘ
northeastern Laos ⓘ |
| notableCommander | Vang Pao NERFINISHED ⓘ |
| peakActivity | late 1960s ⓘ |
| populationDuringWar | tens of thousands of inhabitants ⓘ |
| postWarStatus | largely closed to foreigners ⓘ |
| strategicImportance |
barrier to North Vietnamese forces in Laos
ⓘ
close to Plain of Jars ⓘ |
| supportFrom |
U.S. military advisors (covert)
ⓘ
United States Embassy in Vientiane NERFINISHED ⓘ |
| timePeriod |
1960s
ⓘ
early 1970s ⓘ |
| usedBy |
Central Intelligence Agency
NERFINISHED
ⓘ
Hmong forces NERFINISHED ⓘ Royal Lao Government forces NERFINISHED ⓘ United States NERFINISHED ⓘ |
| usedDuring |
Laotian Civil War
NERFINISHED
ⓘ
Secret War in Laos NERFINISHED ⓘ Vietnam War 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: Long Tieng region of Laos Description of subject: The Long Tieng region of Laos was a secretive military and intelligence stronghold used by the CIA and Hmong forces during the Laotian Civil War and the broader Vietnam War era.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.