1st Parachute Battalion (USMC)
E257094
The 1st Parachute Battalion (USMC) was an elite World War II United States Marine Corps airborne infantry unit noted for its fierce combat performance in Pacific campaigns such as the defense of Bloody Ridge on Guadalcanal.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T2324746 — 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: 1st Parachute Battalion (USMC) Context triple: [Bloody Ridge, defendingForce, 1st Parachute Battalion (USMC)]
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A.
1st Marine Raider Battalion
The 1st Marine Raider Battalion was an elite United States Marine Corps special operations unit in World War II, renowned for its amphibious assaults and jungle warfare in the Pacific Theater.
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B.
1st Battalion, 7th Marines
The 1st Battalion, 7th Marines is a storied infantry battalion of the United States Marine Corps known for its extensive combat history from World War II through modern conflicts.
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C.
1st Battalion, 1st Marines
The 1st Battalion, 1st Marines is a frontline infantry battalion of the United States Marine Corps with a long combat history dating back to World War II.
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D.
1st Reconnaissance Battalion
The 1st Reconnaissance Battalion is an elite United States Marine Corps unit specializing in advanced reconnaissance and surveillance operations in support of Marine Air-Ground Task Forces.
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E.
2nd Battalion, 1st Marines
The 2nd Battalion, 1st Marines is an infantry battalion of the United States Marine Corps known for its combat deployments and service in major conflicts as part of the 1st Marine Division.
- 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: 1st Parachute Battalion (USMC) Target entity description: The 1st Parachute Battalion (USMC) was an elite World War II United States Marine Corps airborne infantry unit noted for its fierce combat performance in Pacific campaigns such as the defense of Bloody Ridge on Guadalcanal.
-
A.
1st Marine Raider Battalion
The 1st Marine Raider Battalion was an elite United States Marine Corps special operations unit in World War II, renowned for its amphibious assaults and jungle warfare in the Pacific Theater.
-
B.
1st Battalion, 7th Marines
The 1st Battalion, 7th Marines is a storied infantry battalion of the United States Marine Corps known for its extensive combat history from World War II through modern conflicts.
-
C.
1st Battalion, 1st Marines
The 1st Battalion, 1st Marines is a frontline infantry battalion of the United States Marine Corps with a long combat history dating back to World War II.
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D.
1st Reconnaissance Battalion
The 1st Reconnaissance Battalion is an elite United States Marine Corps unit specializing in advanced reconnaissance and surveillance operations in support of Marine Air-Ground Task Forces.
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E.
2nd Battalion, 1st Marines
The 2nd Battalion, 1st Marines is an infantry battalion of the United States Marine Corps known for its combat deployments and service in major conflicts as part of the 1st Marine Division.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
United States Marine Corps unit
ⓘ
World War II military unit ⓘ airborne infantry battalion ⓘ |
| allegiance |
United States
ⓘ
linked to:
United States of America
|
| associatedOperation | defense of Henderson Field area on Guadalcanal ⓘ |
| associatedWith | Marine Raiders and other Marine elite units ⓘ |
| branch | United States Marine Corps ⓘ |
| campaign |
Guadalcanal Campaign
ⓘ
linked to:
Battle of Guadalcanal
Solomon Islands campaign ⓘ |
| combatArm | infantry ⓘ |
| combatEnvironment |
jungle terrain
ⓘ
tropical island terrain ⓘ |
| combatReputation | highly regarded for aggressiveness and toughness ⓘ |
| conflict | World War II ⓘ |
| country | United States of America ⓘ |
| eliteStatus | yes ⓘ |
| engagementType |
close combat
ⓘ
night fighting ⓘ |
| equipmentType | light infantry weapons ⓘ |
| era |
World War II era
ⓘ
linked to:
World War II
|
| forceType | expeditionary force component ⓘ |
| garrisonCountry |
United States
ⓘ
linked to:
United States of America
|
| geographicFocus |
Solomon Islands
ⓘ
South Pacific ⓘ |
| historicalPeriod | 20th century ⓘ |
| historicalSignificance | one of the early USMC parachute units in World War II ⓘ |
| militaryFormation | battalion ⓘ |
| notableActionLocation |
Bloody Ridge, Guadalcanal
ⓘ
linked to:
Guadalcanal
|
| notableEngagement | defense of Bloody Ridge on Guadalcanal ⓘ |
| notableFor | fierce combat performance in the Pacific campaigns ⓘ |
| notedBy | Marine Corps historians for combat effectiveness ⓘ |
| notedFor | defensive actions on key terrain such as Bloody Ridge ⓘ |
| operationalEnvironment | amphibious and jungle warfare ⓘ |
| parachuteQualified | yes ⓘ |
| parentOrganization |
United States Marine Corps Parachute Regiment
ⓘ
linked to:
1st Parachute Battalion (USMC)
|
| primaryOpponents |
Imperial Japanese forces
ⓘ
linked to:
Armed Forces of the Empire of Japan
|
| role |
airborne infantry
ⓘ
elite assault infantry ⓘ |
| service |
United States Marine Corps Parachute Troops
ⓘ
linked to:
1st Parachute Battalion (USMC)
|
| serviceBranchAbbreviation |
USMC
ⓘ
linked to:
United States Marine Corps
|
| serviceBranchType | Marine infantry ⓘ |
| serviceDescription | elite World War II USMC airborne infantry unit ⓘ |
| specialization |
airborne operations
ⓘ
light infantry operations ⓘ |
| theater | Pacific Theater of Operations ⓘ |
| type | parachute infantry ⓘ |
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: 1st Parachute Battalion (USMC) Description of subject: The 1st Parachute Battalion (USMC) was an elite World War II United States Marine Corps airborne infantry unit noted for its fierce combat performance in Pacific campaigns such as the defense of Bloody Ridge on Guadalcanal.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 1st Parachute Battalion (USMC)
linked to: 1st Parachute Battalion (USMC)
1st Parachute Battalion (USMC)
→
parentOrganization
→
United States Marine Corps Parachute Regiment
ⓘ
linked to: 1st Parachute Battalion (USMC)