Japanese aircraft carrier Chiyoda
E926986
The Japanese aircraft carrier Chiyoda was a light carrier of the Imperial Japanese Navy in World War II that was originally built as a seaplane tender and later converted, ultimately being sunk during the Battle of Leyte Gulf.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Japanese aircraft carrier Chiyoda canonical | 2 |
| Japanese seaplane tender Chiyoda | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11407973 — 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: Japanese aircraft carrier Chiyoda Context triple: [Battle of Cape Engaño, shipSunk, Japanese aircraft carrier Chiyoda]
-
A.
Japanese aircraft carrier Chitose
The Japanese aircraft carrier Chitose was a former seaplane tender converted into a light carrier of the Imperial Japanese Navy that served in World War II before being sunk in the Pacific.
-
B.
Japanese aircraft carrier Ryūjō
The Japanese aircraft carrier Ryūjō was a light carrier of the Imperial Japanese Navy that saw extensive service in the early Pacific War before being sunk at the Battle of the Eastern Solomons in 1942.
-
C.
Japanese aircraft carrier Zuihō
The Japanese aircraft carrier Zuihō was a light carrier of the Imperial Japanese Navy that served in several major Pacific War engagements before being sunk in 1944.
-
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 aircraft carrier Hōshō
The Japanese aircraft carrier Hōshō was the world’s first purpose-built aircraft carrier to enter service, playing a pioneering role in the development of naval aviation 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: Japanese aircraft carrier Chiyoda Target entity description: The Japanese aircraft carrier Chiyoda was a light carrier of the Imperial Japanese Navy in World War II that was originally built as a seaplane tender and later converted, ultimately being sunk during the Battle of Leyte Gulf.
-
A.
Japanese aircraft carrier Chitose
The Japanese aircraft carrier Chitose was a former seaplane tender converted into a light carrier of the Imperial Japanese Navy that served in World War II before being sunk in the Pacific.
-
B.
Japanese aircraft carrier Ryūjō
The Japanese aircraft carrier Ryūjō was a light carrier of the Imperial Japanese Navy that saw extensive service in the early Pacific War before being sunk at the Battle of the Eastern Solomons in 1942.
-
C.
Japanese aircraft carrier Zuihō
The Japanese aircraft carrier Zuihō was a light carrier of the Imperial Japanese Navy that served in several major Pacific War engagements before being sunk in 1944.
-
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 aircraft carrier Hōshō
The Japanese aircraft carrier Hōshō was the world’s first purpose-built aircraft carrier to enter service, playing a pioneering role in the development of naval aviation for the Imperial Japanese Navy.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy warship
ⓘ
World War II warship ⓘ light aircraft carrier ⓘ |
| airGroupSize | around 30 aircraft ⓘ |
| armament |
12.7 cm dual-purpose guns
ⓘ
13.2 mm machine guns ⓘ 25 mm anti-aircraft guns ⓘ |
| beam | approximately 21.7 meters ⓘ |
| builder |
Kawasaki Shipbuilding Corporation
ⓘ
linked to:
Kawasaki Heavy Industries
|
| builtAt |
Kobe, Japan
ⓘ
linked to:
Kobe, Hyogo, Japan
|
| carried |
Aichi D3A dive bombers
ⓘ
Mitsubishi A6M Zero fighters ⓘ Nakajima B5N torpedo bombers ⓘ
linked to:
Nakajima B5N
|
| causeOfSinking | air attack by U.S. carrier aircraft ⓘ |
| commissioned | 25 December 1938 ⓘ |
| completedConversion | 1 January 1944 ⓘ |
| convertedToCarrier | 1943 ⓘ |
| country |
Empire of Japan
ⓘ
linked to:
Japan
|
| crewComplement | around 1,000 officers and men ⓘ |
| dateSunk | 25 October 1944 ⓘ |
| displacementFullLoad | about 14,800 tons ⓘ |
| displacementStandard | about 11,200 tons ⓘ |
| fate | sunk in action ⓘ |
| fleetAssignment |
Mobile Fleet
ⓘ
Third Fleet (Imperial Japanese Navy) ⓘ |
| hullNumber | Chiyoda ⓘ |
| laidDown | 14 December 1934 ⓘ |
| laterRole | light aircraft carrier ⓘ |
| launched | 19 November 1936 ⓘ |
| lengthOverall | approximately 192.5 meters ⓘ |
| locationSunk | off Cape Engaño, Luzon, Philippines ⓘ |
| maximumSpeed | about 29 knots ⓘ |
| namedAfter |
Chiyoda (an area associated with the Imperial Palace in Tokyo)
ⓘ
linked to:
Chiyoda ward (partly)
|
| operator | Imperial Japanese Navy ⓘ |
| originalRole | seaplane tender ⓘ |
| participatedIn |
Aleutian Islands campaign
ⓘ
Battle of Leyte Gulf ⓘ Battle of Midway support operations ⓘ Battle of the Philippine Sea ⓘ Battle off Cape Engaño ⓘ Pacific War ⓘ |
| partOf | Battle of Leyte Gulf ⓘ |
| preConversionRole | submarine tender for midget submarines ⓘ |
| propulsion |
4 shafts
ⓘ
geared turbines ⓘ steam turbines ⓘ |
| shipClass | Chitose-class aircraft carrier ⓘ |
| sisterShip | Japanese aircraft carrier Chitose ⓘ |
| sunkIn | Battle off Cape Engaño ⓘ |
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: Japanese aircraft carrier Chiyoda Description of subject: The Japanese aircraft carrier Chiyoda was a light carrier of the Imperial Japanese Navy in World War II that was originally built as a seaplane tender and later converted, ultimately being sunk during the Battle of Leyte Gulf.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Japanese aircraft carrier Chiyoda