fleet carrier Hiryu
E240334
Fleet carrier Hiryu was a Japanese Imperial Navy aircraft carrier active during World War II, notably participating in the attack on Pearl Harbor and the Battle of Midway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| fleet carrier Hiryu canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2145033 — 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: fleet carrier Hiryu Context triple: [2nd Carrier Division, primaryAsset, fleet carrier Hiryu]
-
A.
fleet carrier Soryu
Fleet carrier Soryu was an Imperial Japanese Navy aircraft carrier best known for its role in early World War II Pacific campaigns, including the attack on Pearl Harbor and the Battle of Midway.
-
B.
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.
-
C.
Japanese carrier Hiyo
Japanese carrier Hiyo was an Imperial Japanese Navy aircraft carrier of World War II that saw major action in the Pacific before being sunk during the Battle of the Philippine Sea in 1944.
-
D.
Japanese carrier Junyo
Japanese carrier Junyo was an Imperial Japanese Navy aircraft carrier that saw extensive service in World War II, including major Pacific engagements before being heavily damaged and rendered inactive late in the war.
-
E.
Japanese carrier Taiho
Japanese carrier Taiho was an advanced Imperial Japanese Navy fleet aircraft carrier, notable as Japan’s first armored-deck carrier and sunk during the Battle of the Philippine Sea in World War II.
- 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: fleet carrier Hiryu Target entity description: Fleet carrier Hiryu was a Japanese Imperial Navy aircraft carrier active during World War II, notably participating in the attack on Pearl Harbor and the Battle of Midway.
-
A.
fleet carrier Soryu
Fleet carrier Soryu was an Imperial Japanese Navy aircraft carrier best known for its role in early World War II Pacific campaigns, including the attack on Pearl Harbor and the Battle of Midway.
-
B.
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.
-
C.
Japanese carrier Hiyo
Japanese carrier Hiyo was an Imperial Japanese Navy aircraft carrier of World War II that saw major action in the Pacific before being sunk during the Battle of the Philippine Sea in 1944.
-
D.
Japanese carrier Junyo
Japanese carrier Junyo was an Imperial Japanese Navy aircraft carrier that saw extensive service in World War II, including major Pacific engagements before being heavily damaged and rendered inactive late in the war.
-
E.
Japanese carrier Taiho
Japanese carrier Taiho was an advanced Imperial Japanese Navy fleet aircraft carrier, notable as Japan’s first armored-deck carrier and sunk during the Battle of the Philippine Sea in World War II.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy ship
ⓘ
aircraft carrier ⓘ warship ⓘ |
| aircraftTypeCarried |
Aichi D3A dive bombers
ⓘ
Mitsubishi A6M Zero fighters ⓘ Nakajima B5N torpedo bombers ⓘ |
| airGroupSize | approximately 70–80 aircraft ⓘ |
| armament |
127 mm dual-purpose guns
ⓘ
anti-aircraft guns ⓘ |
| builder | Yokosuka Naval Arsenal ⓘ |
| commissioned | 1939 ⓘ |
| conflict | World War II ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| crewComplement | over 1,000 officers and men ⓘ |
| dateOfSinking | 1942 ⓘ |
| designedFor | fast carrier task force operations ⓘ |
| displacement | about 17,300 tons standard ⓘ |
| fate | sunk at Battle of Midway ⓘ |
| flag |
Japan Maritime Self-Defense Force (variant as naval ensign)
ⓘ
surface form:
Naval ensign of the Empire of Japan
|
| hullNumber | CV ⓘ |
| laidDown | 1936 ⓘ |
| launched | 1937 ⓘ |
| locationOfSinking | near Midway Atoll, Pacific Ocean ⓘ |
| lostIn | carrier air attacks at Midway ⓘ |
| maximumSpeed | about 34 knots ⓘ |
| naming | named after flying dragon (Hiryū) in Japanese ⓘ |
| navalFleet | First Air Fleet ⓘ |
| notableCommander |
Kaku Tomeo
ⓘ
Tamotsu Takama ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| participatedIn |
attack on Pearl Harbor
ⓘ
surface form:
Attack on Pearl Harbor
Battle of Midway ⓘ Doolittle Raid response operations ⓘ Indian Ocean raid ⓘ |
| propulsion |
oil-fired boilers
ⓘ
steam turbines ⓘ |
| role | fleet carrier ⓘ |
| serviceEntry | pre–World War II ⓘ |
| shipClass | Sōryū-class aircraft carrier ⓘ |
| sisterShip | Sōryū ⓘ |
| strategicSignificance |
one of six carriers in Pearl Harbor strike force
ⓘ
only Japanese carrier to survive initial American strikes at Midway before later sinking ⓘ |
| tookPartIn |
first wave of Pearl Harbor attack
ⓘ
second wave of Pearl Harbor attack ⓘ |
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: fleet carrier Hiryu Description of subject: Fleet carrier Hiryu was a Japanese Imperial Navy aircraft carrier active during World War II, notably participating in the attack on Pearl Harbor and the Battle of Midway.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.