Mitsubishi Ki-20
E857518
The Mitsubishi Ki-20 was a large Japanese heavy bomber of the early 1930s, derived from the German Junkers G 38 airliner and used by the Imperial Japanese Army Air Service.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mitsubishi Ki-20 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10297944 — 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: Mitsubishi Ki-20 Context triple: [Junkers G 38, developedInto, Mitsubishi Ki-20]
-
A.
Mitsubishi Ki-21
The Mitsubishi Ki-21 was a twin-engine Japanese heavy bomber used extensively by the Imperial Japanese Army during the early years of World War II.
-
B.
Nakajima Ki-27
The Nakajima Ki-27 was a Japanese single-engine, fixed-gear fighter aircraft that served as the Imperial Japanese Army’s main frontline fighter in the late 1930s and early World War II.
-
C.
Kawasaki Ki-45
The Kawasaki Ki-45 was a twin-engine heavy fighter aircraft used by Japan during World War II, notable for its long-range interception and ground-attack roles.
-
D.
Mitsubishi Ki-67
The Mitsubishi Ki-67 was a twin-engine Japanese World War II medium bomber known for its relatively high speed, maneuverability, and use in a variety of roles including level bombing, torpedo attacks, and kamikaze missions.
-
E.
Nakajima Ki-44
The Nakajima Ki-44 was a fast, heavily armed Japanese single-seat fighter aircraft of World War II, notable for its emphasis on climb rate and interception over maneuverability.
- 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: Mitsubishi Ki-20 Target entity description: The Mitsubishi Ki-20 was a large Japanese heavy bomber of the early 1930s, derived from the German Junkers G 38 airliner and used by the Imperial Japanese Army Air Service.
-
A.
Mitsubishi Ki-21
The Mitsubishi Ki-21 was a twin-engine Japanese heavy bomber used extensively by the Imperial Japanese Army during the early years of World War II.
-
B.
Nakajima Ki-27
The Nakajima Ki-27 was a Japanese single-engine, fixed-gear fighter aircraft that served as the Imperial Japanese Army’s main frontline fighter in the late 1930s and early World War II.
-
C.
Kawasaki Ki-45
The Kawasaki Ki-45 was a twin-engine heavy fighter aircraft used by Japan during World War II, notable for its long-range interception and ground-attack roles.
-
D.
Mitsubishi Ki-67
The Mitsubishi Ki-67 was a twin-engine Japanese World War II medium bomber known for its relatively high speed, maneuverability, and use in a variety of roles including level bombing, torpedo attacks, and kamikaze missions.
-
E.
Nakajima Ki-44
The Nakajima Ki-44 was a fast, heavily armed Japanese single-seat fighter aircraft of World War II, notable for its emphasis on climb rate and interception over maneuverability.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
heavy bomber
ⓘ
military aircraft ⓘ |
| aircraftCategory | four-engined bomber ⓘ |
| aircraftClass | strategic bomber ⓘ |
| aircraftConfiguration |
all-metal construction
ⓘ
fixed-wing aircraft ⓘ low-wing monoplane ⓘ |
| aircraftEra | interwar period ⓘ |
| aircraftRole | heavy bomber ⓘ |
| armament |
defensive machine guns
ⓘ
internal bomb load ⓘ |
| basedOn | Junkers G 38 airliner NERFINISHED ⓘ |
| constructionMaterial | metal ⓘ |
| countryOfOrigin | Japan ⓘ |
| crew | 10 ⓘ |
| derivedFrom | Junkers G 38 NERFINISHED ⓘ |
| designedAs | long-range heavy bomber ⓘ |
| developedBy | Mitsubishi NERFINISHED ⓘ |
| developedFromForeignDesign | true ⓘ |
| developedInCollaborationWith | Junkers NERFINISHED ⓘ |
| engineType | piston engine ⓘ |
| era | 1930s ⓘ |
| firstFlight | 1931 ⓘ |
| landingGearType | fixed landing gear ⓘ |
| manufacturer | Mitsubishi Heavy Industries NERFINISHED ⓘ |
| militaryDesignation | Ki-20 NERFINISHED ⓘ |
| nationality | Japanese ⓘ |
| notableFeature | one of the largest Japanese aircraft of its time ⓘ |
| numberBuilt | 6 ⓘ |
| operator | Imperial Japanese Army Air Service NERFINISHED ⓘ |
| originatedAs | license-built development of Junkers G 38 ⓘ |
| powerplantCount | 4 ⓘ |
| primaryUser | Imperial Japanese Army Air Service NERFINISHED ⓘ |
| retired | late 1930s ⓘ |
| serviceBranch | Imperial Japanese Army NERFINISHED ⓘ |
| serviceEntry | early 1930s ⓘ |
| status |
no surviving examples
ⓘ
retired ⓘ |
| usedBy | Imperial Japanese Army NERFINISHED ⓘ |
| usedFor |
experimental long-range operations
ⓘ
long-range bombing ⓘ |
| usedIn | pre–World War II Japan ⓘ |
| usedInPeriod | early 1930s ⓘ |
| wingType | cantilever 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: Mitsubishi Ki-20 Description of subject: The Mitsubishi Ki-20 was a large Japanese heavy bomber of the early 1930s, derived from the German Junkers G 38 airliner and used by the Imperial Japanese Army Air Service.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.