Sōryū-class aircraft carrier
E299530
The Sōryū-class aircraft carrier was a class of fast, medium-sized Imperial Japanese Navy fleet carriers built in the late 1930s and used extensively during the early years of World War II in the Pacific.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sōryū-class aircraft carrier canonical | 4 |
| Soryu-class aircraft carrier | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2336550 — 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: Sōryū-class aircraft carrier Context triple: [Hiryū, class, Sōryū-class aircraft carrier]
-
A.
Kaga-class aircraft carrier
The Kaga-class aircraft carrier was a planned class of Japanese aircraft carriers derived from the Izumo-class helicopter destroyers, intended to operate fixed-wing STOVL jets like the F-35B.
-
B.
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.
-
C.
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.
-
D.
Japanese aircraft carrier Hiryū
The Japanese aircraft carrier Hiryū was a fleet carrier of the Imperial Japanese Navy that played a major role in early Pacific War operations before being sunk at the Battle of Midway in 1942.
-
E.
Japanese carrier Shokaku
Japanese carrier Shokaku was a major Imperial Japanese Navy fleet aircraft carrier, renowned for its role in early Pacific War battles before being sunk in 1944.
- 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: Sōryū-class aircraft carrier Target entity description: The Sōryū-class aircraft carrier was a class of fast, medium-sized Imperial Japanese Navy fleet carriers built in the late 1930s and used extensively during the early years of World War II in the Pacific.
-
A.
Kaga-class aircraft carrier
The Kaga-class aircraft carrier was a planned class of Japanese aircraft carriers derived from the Izumo-class helicopter destroyers, intended to operate fixed-wing STOVL jets like the F-35B.
-
B.
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.
-
C.
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.
-
D.
Japanese aircraft carrier Hiryū
The Japanese aircraft carrier Hiryū was a fleet carrier of the Imperial Japanese Navy that played a major role in early Pacific War operations before being sunk at the Battle of Midway in 1942.
-
E.
Japanese carrier Shokaku
Japanese carrier Shokaku was a major Imperial Japanese Navy fleet aircraft carrier, renowned for its role in early Pacific War battles before being sunk in 1944.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy ship class
ⓘ
aircraft carrier class ⓘ |
| aircraftLaunchMethod | conventional take-off from flight deck ⓘ |
| aircraftRecoveryMethod | arrested landing on flight deck ⓘ |
| allianceContext | Axis powers naval forces ⓘ |
| armamentType |
anti-aircraft guns
ⓘ
anti-ship guns ⓘ carrier-based aircraft ⓘ |
| builtFor | Imperial Japanese Navy ⓘ |
| category |
Japanese aircraft carrier class
ⓘ
World War II aircraft carrier class ⓘ |
| classification | fleet carrier ⓘ |
| constructionPeriod | late 1930s ⓘ |
| countryOfOrigin |
Imperial Japan
ⓘ
surface form:
Empire of Japan
|
| designedAgainst | U.S. Navy and Allied fleets in the Pacific ⓘ |
| designedAs | fleet carrier ⓘ |
| designedBy |
Imperial Japanese Navy Technical Department
ⓘ
surface form:
Imperial Japanese Navy technical departments
|
| designedFor |
fleet scouting and air cover
ⓘ
offensive carrier strike operations ⓘ |
| designedToSupport | carrier air group operations ⓘ |
| designInfluence | earlier Japanese carrier development programs ⓘ |
| displacementClass | medium-sized aircraft carrier ⓘ |
| engagementType | carrier-based naval aviation operations ⓘ |
| era |
World War II era
ⓘ
interwar period ⓘ |
| flightDeckType | full-length flight deck ⓘ |
| geopoliticalContext | pre–World War II Japanese naval expansion ⓘ |
| hangarConfiguration | enclosed hangar decks ⓘ |
| historicalSignificance | representative of pre-war Japanese fast carrier design philosophy ⓘ |
| hullType | steel warship hull ⓘ |
| militaryDomain | naval warfare ⓘ |
| navalArchitectureFeature | emphasis on speed over armor ⓘ |
| navalDoctrineRole | fast carrier task force operations ⓘ |
| notableCharacteristic | high speed for its time ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| primaryTheater | Pacific Ocean ⓘ |
| primaryWeaponSystem | carrier-based strike aircraft ⓘ |
| propulsionType | steam turbine ⓘ |
| serviceBranch | Imperial Japanese Navy ⓘ |
| strategicImportance | key component of early-war Japanese carrier strength ⓘ |
| strategicRole | power projection in the Pacific ⓘ |
| successorRole | precursor to later Japanese carrier classes ⓘ |
| usedBy |
First Air Fleet of the Imperial Japanese Navy
ⓘ
surface form:
Imperial Japanese Navy First Air Fleet
|
| usedExtensivelyDuring | early years of World War II in the Pacific ⓘ |
| usedInConflict |
Pacific War
ⓘ
World War II ⓘ |
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: Sōryū-class aircraft carrier Description of subject: The Sōryū-class aircraft carrier was a class of fast, medium-sized Imperial Japanese Navy fleet carriers built in the late 1930s and used extensively during the early years of World War II in the Pacific.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Hiryū
subject surface form:
Soryu
this entity surface form:
Soryu-class aircraft carrier
subject surface form:
Hiryū