Marine Corps Base Camp Lejeune
E16068
Marine Corps Base Camp Lejeune is a major U.S. Marine Corps installation in North Carolina known for its extensive amphibious warfare and combat training operations.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T45534 — 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: Marine Corps Base Camp Lejeune Context triple: [United States Marine Corps, trainingFacility, Marine Corps Base Camp Lejeune]
-
A.
Marine Corps Base Camp Pendleton
Marine Corps Base Camp Pendleton is a major U.S. Marine Corps installation in Southern California that serves as a primary amphibious and ground combat training center.
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B.
Fort Liberty, North Carolina
Fort Liberty, North Carolina is a major U.S. Army installation and one of the world’s largest military bases, known for hosting elite units such as the Army Rangers and serving as a central hub for airborne and special operations forces.
-
C.
Marine Corps Recruit Depot Parris Island
Marine Corps Recruit Depot Parris Island is a major U.S. Marine Corps installation in South Carolina that serves as one of the primary boot camps for enlisted Marine recruits.
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D.
Marine Corps Base Quantico
Marine Corps Base Quantico is a major United States Marine Corps installation in Virginia known as a primary center for Marine training, education, and research.
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E.
Fort Belvoir
Fort Belvoir is a major United States Army installation in Fairfax County, Virginia, that serves as a key administrative and logistical hub for numerous military and defense agencies.
- 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: Marine Corps Base Camp Lejeune Target entity description: Marine Corps Base Camp Lejeune is a major U.S. Marine Corps installation in North Carolina known for its extensive amphibious warfare and combat training operations.
-
A.
Marine Corps Base Camp Pendleton
Marine Corps Base Camp Pendleton is a major U.S. Marine Corps installation in Southern California that serves as a primary amphibious and ground combat training center.
-
B.
Fort Liberty, North Carolina
Fort Liberty, North Carolina is a major U.S. Army installation and one of the world’s largest military bases, known for hosting elite units such as the Army Rangers and serving as a central hub for airborne and special operations forces.
-
C.
Marine Corps Recruit Depot Parris Island
Marine Corps Recruit Depot Parris Island is a major U.S. Marine Corps installation in South Carolina that serves as one of the primary boot camps for enlisted Marine recruits.
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D.
Marine Corps Base Quantico
Marine Corps Base Quantico is a major United States Marine Corps installation in Virginia known as a primary center for Marine training, education, and research.
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E.
Fort Belvoir
Fort Belvoir is a major United States Army installation in Fairfax County, Virginia, that serves as a key administrative and logistical hub for numerous military and defense agencies.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
United States Marine Corps base
ⓘ
military installation ⓘ |
| associatedWith | Camp Lejeune water contamination health issues ⓘ |
| contaminant |
benzene
ⓘ
perchloroethylene ⓘ trichloroethylene ⓘ vinyl chloride ⓘ |
| country | United States of America ⓘ |
| hasAccessTo |
Atlantic Ocean
ⓘ
Yadkin River ⓘ
surface form:
New River
|
| hasEnvironmentalIssue |
drinking water contamination
ⓘ
groundwater contamination ⓘ |
| hasFacilityType |
airfield
ⓘ
amphibious warfare training area ⓘ live-fire training range ⓘ logistics support facility ⓘ urban operations training facility ⓘ |
| hasFunction |
supporting deployment of Marine Air-Ground Task Forces
ⓘ
training Marines for amphibious and expeditionary operations ⓘ |
| hasGarrison |
2nd Marine Division
ⓘ
2nd Marine Logistics Group ⓘ II Marine Expeditionary Force ⓘ Marine Corps Combat Service Support Schools ⓘ Marine Corps Installations Command ⓘ
surface form:
Marine Corps Installations East
School of Infantry-East ⓘ |
| hasSubInstallation |
Camp Geiger
ⓘ
Camp Johnson ⓘ Stone Bay ⓘ
surface form:
Courthouse Bay
Marine Corps Air Station New River ⓘ Onslow Beach ⓘ Stone Bay ⓘ |
| locatedIn |
North Carolina
ⓘ
Onslow County, North Carolina ⓘ |
| locatedNear | Jacksonville, North Carolina ⓘ |
| locatedOn | Atlantic coast of the United States ⓘ |
| militaryBranch | United States Marine Corps ⓘ |
| namedAfter |
13th Commandant of the Marine Corps
ⓘ
John A. Lejeune ⓘ |
| operator | United States Marine Corps ⓘ |
| ownedBy |
Department of the Navy
ⓘ
surface form:
United States Department of the Navy
|
| partOf | Marine Corps Installations East ⓘ |
| subjectOf |
Camp Lejeune Justice Act of 2022
ⓘ
United States federal investigations on water contamination ⓘ |
| timePeriodSignificant |
Cold War
ⓘ
Global War on Terrorism ⓘ Korean War era ⓘ Vietnam War ⓘ
surface form:
Vietnam War era
World War II ⓘ |
| usedFor |
NATO and allied training exercises
ⓘ
amphibious warfare training ⓘ combat readiness training ⓘ expeditionary operations training ⓘ joint military exercises ⓘ |
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: Marine Corps Base Camp Lejeune Description of subject: Marine Corps Base Camp Lejeune is a major U.S. Marine Corps installation in North Carolina known for its extensive amphibious warfare and combat training operations.
Referenced by (68)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Camp Lejeune, North Carolina
this entity surface form:
Camp Lejeune, North Carolina
subject surface form:
Marine Raider Training Center
this entity surface form:
Camp Lejeune
this entity surface form:
MCIEAST-MCB Camp Lejeune