A-20 Havoc
E211370
The A-20 Havoc was an American World War II light bomber and attack aircraft known for its speed, versatility, and extensive use in low-level bombing and ground-attack missions.
All labels observed (2)
| Label | Occurrences |
|---|---|
| A-20 Havoc canonical | 2 |
| A-20 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1729811 — 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: A-20 Havoc Context triple: [Ninth Air Force, aircraftUsed, A-20 Havoc]
-
A.
Heinkel He 51
The Heinkel He 51 was a German single-seat biplane fighter of the 1930s used by the Luftwaffe in the early years of its rearmament.
-
B.
Bell P-39 Airacobra
The Bell P-39 Airacobra was an American World War II fighter aircraft notable for its mid-engine design and extensive use in both U.S. and Soviet air forces.
-
C.
Heinkel He 59
The Heinkel He 59 was a German twin-engine biplane used primarily as a maritime patrol, reconnaissance, and air-sea rescue aircraft during the 1930s and World War II.
-
D.
Il-28 bomber
The Il-28 bomber is a Soviet-era twin-engine jet light bomber widely used during the early Cold War for tactical bombing and training roles.
-
E.
Seversky P-35
The Seversky P-35 was a late-1930s American single-seat, all-metal monoplane fighter that became the first modern single-seat fighter ordered in quantity by the U.S. Army Air Corps.
- 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: A-20 Havoc Target entity description: The A-20 Havoc was an American World War II light bomber and attack aircraft known for its speed, versatility, and extensive use in low-level bombing and ground-attack missions.
-
A.
Heinkel He 51
The Heinkel He 51 was a German single-seat biplane fighter of the 1930s used by the Luftwaffe in the early years of its rearmament.
-
B.
Bell P-39 Airacobra
The Bell P-39 Airacobra was an American World War II fighter aircraft notable for its mid-engine design and extensive use in both U.S. and Soviet air forces.
-
C.
Heinkel He 59
The Heinkel He 59 was a German twin-engine biplane used primarily as a maritime patrol, reconnaissance, and air-sea rescue aircraft during the 1930s and World War II.
-
D.
Il-28 bomber
The Il-28 bomber is a Soviet-era twin-engine jet light bomber widely used during the early Cold War for tactical bombing and training roles.
-
E.
Seversky P-35
The Seversky P-35 was a late-1930s American single-seat, all-metal monoplane fighter that became the first modern single-seat fighter ordered in quantity by the U.S. Army Air Corps.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
World War II military aircraft
ⓘ
attack aircraft ⓘ light bomber ⓘ twin‑engine aircraft ⓘ |
| aircraftConfiguration | single‑tail twin‑engine bomber ⓘ |
| alsoKnownAs |
Boston
ⓘ
DB‑7 ⓘ
linked to:
Douglas DB-7
|
| armament |
defensive machine guns
ⓘ
forward‑firing machine guns ⓘ internal bomb bay ⓘ underwing bomb racks ⓘ |
| bombLoad | up to 4,000 lb (1,800 kg) ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| crew | 3 ⓘ |
| designedBy | Douglas design team led by Donald Douglas ⓘ |
| engineType | piston engine ⓘ |
| firstFlight | 1939 ⓘ |
| landingGear | retractable tricycle landing gear ⓘ |
| manufacturer | Douglas Aircraft Company ⓘ |
| maxSpeed | approximately 317 mph (510 km/h) ⓘ |
| NATOReportingName | none (pre‑NATO era aircraft) ⓘ |
| notableFeature |
good low‑altitude handling
ⓘ
high speed for its class ⓘ versatile airframe adaptable to multiple roles ⓘ |
| numberBuilt | over 7,000 ⓘ |
| numberOfEngines | 2 ⓘ |
| operator |
Free French Air Forces
ⓘ
linked to:
Free French Forces
Royal Air Force ⓘ Royal Australian Air Force ⓘ Soviet Air Force ⓘ
linked to:
Soviet Air Forces
United States Army Air Forces ⓘ |
| powerplant |
Wright R‑2600 Twin Cyclone radial engine
ⓘ
linked to:
Wright R-2600 Twin Cyclone
|
| primaryRole |
ground attack
ⓘ
light bombing ⓘ low‑level bombing ⓘ |
| productionPeriod | early 1940s ⓘ |
| range | approximately 1,000 miles (1,600 km) ⓘ |
| serviceEntry | 1941 ⓘ |
| status | retired from military service ⓘ |
| successor |
Douglas A‑26 Invader
ⓘ
linked to:
Douglas A-26 Invader
|
| theaterOfOperations |
European Theater of Operations
ⓘ
North African campaign ⓘ Pacific Theater of Operations ⓘ |
| usedBy | Allied air forces ⓘ |
| usedFor |
maritime strike missions
ⓘ
night intruder missions ⓘ reconnaissance variants ⓘ |
| usedInConflict | World War II ⓘ |
| wingConfiguration | low‑wing monoplane ⓘ |
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: A-20 Havoc Description of subject: The A-20 Havoc was an American World War II light bomber and attack aircraft known for its speed, versatility, and extensive use in low-level bombing and ground-attack missions.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: A-20 Havoc