Unryū-class aircraft carrier
E903543
The Unryū-class aircraft carrier was a World War II-era class of Japanese Imperial Navy fleet carriers designed as a simplified, faster-to-build successor to earlier carriers like the Hiryū.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Unryu-class aircraft carrier | 1 |
| Unryū-class aircraft carrier canonical | 1 |
| Unryū-class aircraft carriers | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10978770 — 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: Unryū-class aircraft carrier Context triple: [Amagi, shipClass, Unryū-class aircraft carrier]
-
A.
Hiryū-class aircraft carrier
The Hiryū-class aircraft carrier was a class of Imperial Japanese Navy fleet carriers of World War II, exemplified by the carrier Hiryū, known for its role in early Pacific War operations including the Battle of Midway.
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B.
Hōshō-class aircraft carrier
The Hōshō-class aircraft carrier was an Imperial Japanese Navy warship class that included Hōshō, one of the world’s earliest purpose-built aircraft carriers and a pioneer in naval aviation.
-
C.
Zuihō-class aircraft carrier
The Zuihō-class aircraft carrier was a small, fast Japanese light carrier class of World War II, converted from submarine tenders to provide air support for the Imperial Japanese Navy.
-
D.
Hiyō-class aircraft carrier
The Hiyō-class aircraft carrier was a pair of Japanese World War II fleet carriers converted from passenger liners, known for their service in the Imperial Japanese Navy’s carrier operations in the Pacific.
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E.
Taiho-class aircraft carrier
The Taiho-class aircraft carrier was a World War II-era Japanese fleet carrier design notable for being the Imperial Japanese Navy’s first carrier with an armored flight deck and enhanced protection features.
- 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: Unryū-class aircraft carrier Target entity description: The Unryū-class aircraft carrier was a World War II-era class of Japanese Imperial Navy fleet carriers designed as a simplified, faster-to-build successor to earlier carriers like the Hiryū.
-
A.
Hiryū-class aircraft carrier
The Hiryū-class aircraft carrier was a class of Imperial Japanese Navy fleet carriers of World War II, exemplified by the carrier Hiryū, known for its role in early Pacific War operations including the Battle of Midway.
-
B.
Hōshō-class aircraft carrier
The Hōshō-class aircraft carrier was an Imperial Japanese Navy warship class that included Hōshō, one of the world’s earliest purpose-built aircraft carriers and a pioneer in naval aviation.
-
C.
Zuihō-class aircraft carrier
The Zuihō-class aircraft carrier was a small, fast Japanese light carrier class of World War II, converted from submarine tenders to provide air support for the Imperial Japanese Navy.
-
D.
Hiyō-class aircraft carrier
The Hiyō-class aircraft carrier was a pair of Japanese World War II fleet carriers converted from passenger liners, known for their service in the Imperial Japanese Navy’s carrier operations in the Pacific.
-
E.
Taiho-class aircraft carrier
The Taiho-class aircraft carrier was a World War II-era Japanese fleet carrier design notable for being the Imperial Japanese Navy’s first carrier with an armored flight deck and enhanced protection features.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy ship class
ⓘ
aircraft carrier class ⓘ |
| airGroupSize | about 57 aircraft ⓘ |
| antiAircraftArmament |
12.7 cm Type 89 dual-purpose guns
ⓘ
25 mm Type 96 anti-aircraft guns ⓘ |
| armourProtection | moderate armor compared to earlier carriers ⓘ |
| basedOnDesignOf | Hiryū NERFINISHED ⓘ |
| builtAt |
Kure Naval Arsenal
NERFINISHED
ⓘ
Mitsubishi Nagasaki Shipyard NERFINISHED ⓘ Yokosuka Naval Arsenal NERFINISHED ⓘ |
| category |
Aircraft carrier classes
ⓘ
World War II aircraft carriers of Japan ⓘ |
| conflict | World War II ⓘ |
| constructionPeriod | early 1940s ⓘ |
| countryOfOrigin | Empire of Japan NERFINISHED ⓘ |
| designedAs |
fleet carrier
ⓘ
simplified successor to Hiryū ⓘ |
| designedBy | Imperial Japanese Navy Technical Department NERFINISHED ⓘ |
| designedFor |
faster construction
ⓘ
mass production under wartime conditions ⓘ |
| designedTo | operate fighters, dive bombers, and torpedo bombers ⓘ |
| designedToReplace | earlier Japanese fleet carriers ⓘ |
| era |
World War II
ⓘ
surface form:
World War II era
|
| flightDeckType | full-length flight deck ⓘ |
| fullLoadDisplacement | approximately 20,000 tons ⓘ |
| hullType | steel ⓘ |
| maximumSpeed | about 34 knots ⓘ |
| navalDoctrineRole | fast carrier task force operations ⓘ |
| navy | Imperial Japanese Navy NERFINISHED ⓘ |
| notableLoss | Unryū sunk by US submarine USS Redfish in 1944 ⓘ |
| numberOfPlannedShips | 6 ⓘ |
| numberOfShipsCompleted | 3 ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| predecessor | Hiryū-class aircraft carrier NERFINISHED ⓘ |
| primaryArmament | carrier-based aircraft ⓘ |
| propulsion |
oil-fired boilers
ⓘ
steam turbines ⓘ |
| serviceEntry | 1944 ⓘ |
| shipCompleted |
Japanese aircraft carrier Amagi (1944)
NERFINISHED
ⓘ
Japanese aircraft carrier Katsuragi NERFINISHED ⓘ Japanese aircraft carrier Unryū NERFINISHED ⓘ |
| shipPlanned |
Japanese aircraft carrier Aso
NERFINISHED
ⓘ
Japanese aircraft carrier Ikoma NERFINISHED ⓘ Japanese aircraft carrier Kasagi NERFINISHED ⓘ |
| standardDisplacement | approximately 17,000 tons ⓘ |
| status | all completed ships eventually decommissioned or lost ⓘ |
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: Unryū-class aircraft carrier Description of subject: The Unryū-class aircraft carrier was a World War II-era class of Japanese Imperial Navy fleet carriers designed as a simplified, faster-to-build successor to earlier carriers like the Hiryū.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.