2nd CEB
E721657
2nd CEB is a United States Marine Corps combat engineer battalion that provides mobility, counter-mobility, survivability, and limited general engineering support to Marine forces.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T8242518 — 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: 2nd CEB Context triple: [2nd Combat Engineer Battalion, nickname, 2nd CEB]
-
A.
1st CEB
1st CEB is a United States Marine Corps combat engineer battalion that provides mobility, counter-mobility, survivability, and engineering support to Marine infantry and armored units.
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B.
CEB
CEB is the acronym for the United Nations Chief Executives Board for Coordination, the highest-level coordination forum of the UN system’s executive heads.
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C.
CEB
CEB is the IATA airport code for Mactan–Cebu International Airport, the main air gateway serving Cebu and the central Visayas region in the Philippines.
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D.
C2r
C2r is the standard magnetic polarity chron code assigned to the Gauss–Matuyama geomagnetic reversal interval in the geomagnetic polarity timescale.
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E.
Secunda Secundae
Secunda Secundae is the second part of the second section of Thomas Aquinas’s Summa Theologiae, chiefly devoted to a detailed treatment of the theological and moral virtues and related vices.
- 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: 2nd CEB Target entity description: 2nd CEB is a United States Marine Corps combat engineer battalion that provides mobility, counter-mobility, survivability, and limited general engineering support to Marine forces.
-
A.
1st CEB
1st CEB is a United States Marine Corps combat engineer battalion that provides mobility, counter-mobility, survivability, and engineering support to Marine infantry and armored units.
-
B.
CEB
CEB is the IATA airport code for Mactan–Cebu International Airport, the main air gateway serving Cebu and the central Visayas region in the Philippines.
-
C.
CEB
CEB is the acronym for the United Nations Chief Executives Board for Coordination, the highest-level coordination forum of the UN system’s executive heads.
-
D.
C2r
C2r is the standard magnetic polarity chron code assigned to the Gauss–Matuyama geomagnetic reversal interval in the geomagnetic polarity timescale.
-
E.
Secunda Secundae
Secunda Secundae is the second part of the second section of Thomas Aquinas’s Summa Theologiae, chiefly devoted to a detailed treatment of the theological and moral virtues and related vices.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | United States Marine Corps combat engineer battalion ⓘ |
| abbreviationOf | 2nd Combat Engineer Battalion ⓘ |
| allegiance |
United States
ⓘ
linked to:
United States of America
|
| commandStructure |
2nd Marine Division, II Marine Expeditionary Force
ⓘ
linked to:
2nd Marine Division
|
| conflictParticipation |
Gulf War
ⓘ
Iraq War ⓘ Korean War ⓘ Vietnam War ⓘ War in Afghanistan ⓘ
linked to:
War in Afghanistan (2001–2021)
World War II ⓘ |
| country | United States of America ⓘ |
| doctrine | Marine Air-Ground Task Force operations ⓘ |
| equipmentTypeUsed |
construction equipment
ⓘ
demolitions ⓘ engineering vehicles ⓘ mine-clearing systems ⓘ |
| function |
conduct breaching operations
ⓘ
conduct route clearance ⓘ construct defensive positions ⓘ construct fortifications ⓘ emplace obstacles ⓘ enhance mobility of friendly forces ⓘ impede mobility of enemy forces ⓘ provide limited general engineering ⓘ remove obstacles ⓘ |
| garrison | Marine Corps Base Camp Lejeune ⓘ |
| garrisonLocation |
Camp Lejeune, North Carolina
ⓘ
linked to:
Marine Corps Base Camp Lejeune
|
| higherFormation | 2nd Marine Division ⓘ |
| languageOfCommand | English ⓘ |
| militaryBranch | United States Marine Corps ⓘ |
| militarySpecialty | combat engineer ⓘ |
| nickname |
2d CEB
ⓘ
linked to:
2nd CEB
|
| notableOperationType |
amphibious operations support
ⓘ
expeditionary operations support ⓘ |
| operationalFocus | tactical-level engineering support ⓘ |
| partOf | II Marine Expeditionary Force ⓘ |
| primaryMission | provide combat engineer support to Marine Air-Ground Task Force ⓘ |
| role |
combat engineering
ⓘ
counter-mobility support ⓘ limited general engineering support ⓘ mobility support ⓘ survivability support ⓘ |
| service | active duty ⓘ |
| serviceBranch | United States Marine Corps ⓘ |
| type | combat engineer battalion ⓘ |
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: 2nd CEB Description of subject: 2nd CEB is a United States Marine Corps combat engineer battalion that provides mobility, counter-mobility, survivability, and limited general engineering support to Marine forces.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.