Yokosuka P1Y
E224879
The Yokosuka P1Y was a twin-engine, land-based Japanese Navy bomber of World War II, designed for high speed and long range and used primarily in night bombing and torpedo attack roles.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Yokosuka P1Y canonical | 3 |
| Yokosuka P1Y Ginga | 3 |
| Yokosuka P1Y1 | 2 |
| Yokosuka P1Y series | 1 |
| Yokosuka P1Y2 | 1 |
| Yokosuka P2Y Ryusei (planned role-wise, not direct design successor) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1750568 — 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: Yokosuka P1Y Context triple: [Imperial Japanese Navy Air Service, notableAircraft, Yokosuka P1Y]
-
A.
Nakajima C6N
The Nakajima C6N was a high-speed, long-range carrier-based reconnaissance aircraft used by the Imperial Japanese Navy during World War II, known for its exceptional performance and late-war service.
-
B.
Yokosuka D4Y
The Yokosuka D4Y was a fast, carrier-based Japanese dive bomber used by the Imperial Japanese Navy during World War II.
-
C.
Nakajima J1N
The Nakajima J1N was a twin-engine Japanese World War II aircraft best known as a night fighter used by the Imperial Japanese Navy.
-
D.
Kawanishi N1K
The Kawanishi N1K was a World War II Japanese Navy fighter aircraft, renowned for its powerful armament and excellent maneuverability, particularly in its land-based N1K-J "Shiden" variant that challenged advanced Allied fighters.
-
E.
Nakajima B4N
The Nakajima B4N was an early Japanese carrier-based torpedo bomber developed in the 1930s for the Imperial Japanese Navy.
- 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: Yokosuka P1Y Target entity description: The Yokosuka P1Y was a twin-engine, land-based Japanese Navy bomber of World War II, designed for high speed and long range and used primarily in night bombing and torpedo attack roles.
-
A.
Nakajima C6N
The Nakajima C6N was a high-speed, long-range carrier-based reconnaissance aircraft used by the Imperial Japanese Navy during World War II, known for its exceptional performance and late-war service.
-
B.
Yokosuka D4Y
The Yokosuka D4Y was a fast, carrier-based Japanese dive bomber used by the Imperial Japanese Navy during World War II.
-
C.
Nakajima J1N
The Nakajima J1N was a twin-engine Japanese World War II aircraft best known as a night fighter used by the Imperial Japanese Navy.
-
D.
Kawanishi N1K
The Kawanishi N1K was a World War II Japanese Navy fighter aircraft, renowned for its powerful armament and excellent maneuverability, particularly in its land-based N1K-J "Shiden" variant that challenged advanced Allied fighters.
-
E.
Nakajima B4N
The Nakajima B4N was an early Japanese carrier-based torpedo bomber developed in the 1930s for the Imperial Japanese Navy.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese Navy bomber
ⓘ
World War II military aircraft ⓘ twin-engine land-based bomber ⓘ |
| aircraftType | land-based aircraft ⓘ |
| alliedReportingName | Frances ⓘ |
| armament |
defensive machine guns
ⓘ
internal bomb load ⓘ torpedoes ⓘ |
| category |
World War II Japanese bombers
ⓘ
Yokosuka aircraft ⓘ twin piston-engined tractor aircraft ⓘ |
| countryOfOrigin |
Empire of Japan
ⓘ
linked to:
Imperial Japan
|
| crew | 3 ⓘ |
| designBegan | early 1940s ⓘ |
| designedFor |
high speed
ⓘ
long range ⓘ |
| engineConfiguration | twin-engine ⓘ |
| engineType | radial piston engine ⓘ |
| era | World War II ⓘ |
| firstFlight | 1943 ⓘ |
| fuselageMaterial | metal ⓘ |
| introduced | 1943 ⓘ |
| landingGear | retractable tailwheel landing gear ⓘ |
| manufacturer |
Kawanishi
ⓘ
Nakajima ⓘ Yokosuka Naval Air Technical Arsenal ⓘ
linked to:
Yokosuka Naval Arsenal
|
| notableVariant |
Yokosuka P1Y1
ⓘ
linked to:
Yokosuka P1Y
Yokosuka P1Y2 ⓘ
linked to:
Yokosuka P1Y
|
| numberBuilt | about 1000 ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| powerplant | 2 × Nakajima Homare radial engines ⓘ |
| primaryUser | Imperial Japanese Navy Air Service ⓘ |
| retired | 1945 ⓘ |
| role |
bomber
ⓘ
night bomber ⓘ torpedo bomber ⓘ |
| serviceBranch | Imperial Japanese Navy ⓘ |
| successor |
Yokosuka P2Y Ryusei (planned role-wise, not direct design successor)
ⓘ
linked to:
Yokosuka P1Y
|
| tailConfiguration | conventional tail unit ⓘ |
| usedFor |
level bombing
ⓘ
night bombing ⓘ torpedo attack ⓘ |
| usedInConflict |
Pacific War
ⓘ
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: Yokosuka P1Y Description of subject: The Yokosuka P1Y was a twin-engine, land-based Japanese Navy bomber of World War II, designed for high speed and long range and used primarily in night bombing and torpedo attack roles.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Yokosuka P1Y
linked to: Yokosuka P1Y
linked to: Yokosuka P1Y
subject linked to:
Nakajima Homare radial engine
linked to: Yokosuka P1Y
linked to: Yokosuka P1Y
linked to: Yokosuka P1Y