Marine Heavy Helicopter Squadron

E400902

United States Marine Corps aviation unit military unit type

A Marine Heavy Helicopter Squadron is a United States Marine Corps aviation unit equipped with large transport helicopters to provide heavy-lift support for combat and logistical operations.

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All labels observed (6)

Label	Occurrences
Marine Heavy Helicopter Squadron canonical	2
CH-53E Super Stallion squadrons	1
Marine Heavy Helicopter Squadron 361	1
Marine Heavy Helicopter Squadron 462	1
Marine Heavy Helicopter Squadron 463	1
Marine Heavy Helicopter Squadron 466	1

How this entity was disambiguated

This entity first appeared as the object of triple T3887121 — 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 Heavy Helicopter Squadron
Context triple: [United States Marine Corps aviation units, organizedAs, Marine Heavy Helicopter Squadron]

A. Marine Light Attack Helicopter Squadron
A Marine Light Attack Helicopter Squadron is a United States Marine Corps aviation unit that operates attack and utility helicopters to provide close air support, armed reconnaissance, and escort missions for Marine ground forces.
B. Marine Medium Tiltrotor Squadron
A Marine Medium Tiltrotor Squadron is a United States Marine Corps aviation unit equipped with MV-22B Osprey aircraft to provide medium-lift assault support and transport capabilities.
C. Marine Helicopter Squadron One
Marine Helicopter Squadron One is a United States Marine Corps unit responsible for providing helicopter transport for the President and other senior government officials.
D. Marine Wing Headquarters Squadron 2
Marine Wing Headquarters Squadron 2 is a United States Marine Corps aviation command and control unit that provides administrative and operational support to the 2nd Marine Aircraft Wing.
E. Marine Wing Headquarters Squadron 1
Marine Wing Headquarters Squadron 1 is a United States Marine Corps aviation command and support unit that provides administrative, logistical, and operational headquarters functions for the 1st Marine Aircraft Wing.
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 Heavy Helicopter Squadron
Target entity description: A Marine Heavy Helicopter Squadron is a United States Marine Corps aviation unit equipped with large transport helicopters to provide heavy-lift support for combat and logistical operations.

A. Marine Light Attack Helicopter Squadron
A Marine Light Attack Helicopter Squadron is a United States Marine Corps aviation unit that operates attack and utility helicopters to provide close air support, armed reconnaissance, and escort missions for Marine ground forces.
B. Marine Medium Tiltrotor Squadron
A Marine Medium Tiltrotor Squadron is a United States Marine Corps aviation unit equipped with MV-22B Osprey aircraft to provide medium-lift assault support and transport capabilities.
C. Marine Helicopter Squadron One
Marine Helicopter Squadron One is a United States Marine Corps unit responsible for providing helicopter transport for the President and other senior government officials.
D. Marine Wing Headquarters Squadron 2
Marine Wing Headquarters Squadron 2 is a United States Marine Corps aviation command and control unit that provides administrative and operational support to the 2nd Marine Aircraft Wing.
E. Marine Wing Headquarters Squadron 1
Marine Wing Headquarters Squadron 1 is a United States Marine Corps aviation command and support unit that provides administrative, logistical, and operational headquarters functions for the 1st Marine Aircraft Wing.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	United States Marine Corps aviation unit ⓘ military unit type ⓘ
abbreviation	HMH ⓘ
aircrewComposition	aerial observers ⓘ crew chiefs ⓘ pilots ⓘ
capability	all-weather operations ⓘ long-range heavy-lift ⓘ night operations ⓘ ship-to-shore movement ⓘ
commandStructure	Fleet Marine Force ⓘ
country	United States ⓘ linked to: United States of America
doctrine	Marine Corps aviation combat element ⓘ
doctrineRole	assault support element ⓘ
equipmentClass	heavy-lift transport helicopter ⓘ
operationalDomain	aviation ⓘ
operationalEnvironment	amphibious ⓘ expeditionary ⓘ
parentOrganization	Marine Aircraft Group ⓘ Marine Aircraft Wing ⓘ linked to: Marine aircraft wing
partOf	Marine Air-Ground Task Force aviation combat element ⓘ linked to: Aviation Combat Element
primaryMission	assault support ⓘ combat support ⓘ logistical support ⓘ
primaryRole	heavy-lift helicopter support ⓘ
relatedUnitType	Marine Light Attack Helicopter Squadron ⓘ Marine Medium Tiltrotor Squadron ⓘ
serviceBranch	United States Marine Corps ⓘ
supportPersonnel	administrative Marines ⓘ aviation maintenance Marines ⓘ aviation ordnance Marines ⓘ logistics Marines ⓘ
task	aerial delivery of supplies ⓘ external lift of heavy cargo ⓘ support of amphibious operations ⓘ support of disaster relief operations ⓘ support of expeditionary operations ⓘ support of humanitarian assistance operations ⓘ tactical recovery of equipment ⓘ transport of equipment ⓘ transport of troops ⓘ
typicalAircraft	Sikorsky CH-53E Super Stallion ⓘ linked to: CH-53E Super Stallion Sikorsky CH-53K King Stallion ⓘ linked to: CH-53K King Stallion
typicalBaseType	Marine Corps Air Station ⓘ
usesTactics	external load operations ⓘ formation flight ⓘ helicopter assault support tactics ⓘ low-level flight ⓘ

How these facts were elicited