C-2A Greyhound
E258646
carrier onboard delivery aircraft
high‑wing aircraft
military transport aircraft
twin‑engine turboprop aircraft
The C-2A Greyhound is a twin-engine, high-wing cargo aircraft used by the U.S. Navy primarily for carrier onboard delivery of personnel, mail, and supplies to and from aircraft carriers.
All labels observed (3)
| Label | Occurrences |
|---|---|
| C-2A Greyhound canonical | 3 |
| C-2A(R) | 1 |
| C-2A(R) Reprocured Greyhound | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2336466 — 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: C-2A Greyhound Context triple: [United States Navy aircraft, notableExample, C-2A Greyhound]
-
A.
Cessna O-2 Skymaster
The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
-
B.
C-27J Spartan aircraft
The C-27J Spartan aircraft is a twin-engine tactical military transport plane known for its short takeoff and landing capability, rugged design, and versatile cargo and troop-carrying roles.
-
C.
H-34 Choctaw
The H-34 Choctaw is a piston-engined military transport and utility helicopter widely used by the U.S. and allied forces from the 1950s through the Vietnam War era.
-
D.
CH-124 Sea King
The CH-124 Sea King is a Canadian naval variant of the Sikorsky Sea King helicopter that served for decades in anti-submarine warfare, search and rescue, and maritime patrol roles.
-
E.
Lockheed C-130 Hercules
The Lockheed C-130 Hercules is a four‑engine turboprop military transport aircraft renowned worldwide for its versatility in tactical airlift, humanitarian missions, and special operations since the 1950s.
- 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: C-2A Greyhound Target entity description: The C-2A Greyhound is a twin-engine, high-wing cargo aircraft used by the U.S. Navy primarily for carrier onboard delivery of personnel, mail, and supplies to and from aircraft carriers.
-
A.
Cessna O-2 Skymaster
The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
-
B.
C-27J Spartan aircraft
The C-27J Spartan aircraft is a twin-engine tactical military transport plane known for its short takeoff and landing capability, rugged design, and versatile cargo and troop-carrying roles.
-
C.
H-34 Choctaw
The H-34 Choctaw is a piston-engined military transport and utility helicopter widely used by the U.S. and allied forces from the 1950s through the Vietnam War era.
-
D.
CH-124 Sea King
The CH-124 Sea King is a Canadian naval variant of the Sikorsky Sea King helicopter that served for decades in anti-submarine warfare, search and rescue, and maritime patrol roles.
-
E.
Lockheed C-130 Hercules
The Lockheed C-130 Hercules is a four‑engine turboprop military transport aircraft renowned worldwide for its versatility in tactical airlift, humanitarian missions, and special operations since the 1950s.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
carrier onboard delivery aircraft
ⓘ
high‑wing aircraft ⓘ military transport aircraft ⓘ twin‑engine turboprop aircraft ⓘ |
| affiliation |
United States Department of the Navy
ⓘ
linked to:
Department of the Navy
|
| aircraftCategory | fixed‑wing aircraft ⓘ |
| airframeDerivedFrom |
E-2 Hawkeye
ⓘ
linked to:
E-2D Advanced Hawkeye
|
| basedOn |
E-2 Hawkeye
ⓘ
linked to:
E-2D Advanced Hawkeye
|
| capability |
arrested landing
ⓘ
catapult launch ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| crew | 4 ⓘ |
| designation | C-2A ⓘ |
| designedBy |
Grumman Aircraft Engineering Corporation
ⓘ
linked to:
Grumman
|
| designedFor | carrier operations ⓘ |
| designedToOperateFrom | aircraft carriers ⓘ |
| engineType | turboprop ⓘ |
| enteredServiceWith | United States Navy ⓘ |
| firstFlight | 1964 ⓘ |
| hasFeature |
folding wings
ⓘ
pressurized cabin ⓘ rear loading ramp ⓘ |
| hasVariant |
C-2A(R) Reprocured Greyhound
ⓘ
linked to:
C-2A Greyhound
|
| introduced | 1966 ⓘ |
| landingGearType | tricycle landing gear ⓘ |
| manufacturer | Grumman ⓘ |
| militaryBranchRole | naval aviation ⓘ |
| NATOReportingName | Greyhound ⓘ |
| numberOfEngines | 2 ⓘ |
| operator | United States Navy ⓘ |
| primaryRole |
cargo transport
ⓘ
carrier onboard delivery ⓘ mail transport ⓘ personnel transport ⓘ |
| propulsion | two turboprop engines ⓘ |
| roleInFleet | logistics support aircraft ⓘ |
| serviceBranch |
U.S. Navy
ⓘ
linked to:
United States Navy
|
| status | in service ⓘ |
| successor |
CMV-22B Osprey
ⓘ
linked to:
MV-22B Osprey
|
| tailConfiguration | high‑mounted tail ⓘ |
| usedFor |
logistical support of aircraft carriers
ⓘ
resupply of aircraft carrier strike groups ⓘ transport of high‑priority cargo ⓘ transport of replacement engines ⓘ |
| usedInConflict |
Gulf War
ⓘ
Iraq War ⓘ Vietnam War ⓘ |
| wingConfiguration | high wing ⓘ |
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: C-2A Greyhound Description of subject: The C-2A Greyhound is a twin-engine, high-wing cargo aircraft used by the U.S. Navy primarily for carrier onboard delivery of personnel, mail, and supplies to and from aircraft carriers.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: C-2A Greyhound
linked to: C-2A Greyhound