Japanese cruiser Mikuma
E371019
Japanese cruiser Mikuma was an Imperial Japanese Navy heavy cruiser of the Mogami class that saw action in the early Pacific campaigns of World War II before being sunk in 1942.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Japanese cruiser Mikuma canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3574754 — 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 cruiser Mikuma Context triple: [Mogami class, hasMember, Japanese cruiser Mikuma]
-
A.
Japanese cruiser Chokai
Japanese cruiser Chokai was a Takao-class heavy cruiser of the Imperial Japanese Navy that played a major role in early Pacific War engagements before being sunk in 1944.
-
B.
Japanese cruiser Kinugasa
Japanese cruiser Kinugasa was an Imperial Japanese Navy Aoba-class heavy cruiser that saw extensive action in the Pacific during World War II before being sunk in 1942.
-
C.
Japanese cruiser Yubari
Japanese cruiser Yubari was an experimental light cruiser of the Imperial Japanese Navy, notable for its innovative design that influenced later Japanese warships and for its active service in several major Pacific War engagements.
-
D.
Japanese cruiser Aoba
Japanese cruiser Aoba was a World War II Imperial Japanese Navy heavy cruiser that saw extensive combat in the Pacific, including major early-war engagements against Allied naval forces.
-
E.
Japanese cruiser Naniwa
Japanese cruiser Naniwa was a late 19th-century protected cruiser of the Imperial Japanese Navy that gained prominence during the First Sino-Japanese War.
- 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 cruiser Mikuma Target entity description: Japanese cruiser Mikuma was an Imperial Japanese Navy heavy cruiser of the Mogami class that saw action in the early Pacific campaigns of World War II before being sunk in 1942.
-
A.
Japanese cruiser Chokai
Japanese cruiser Chokai was a Takao-class heavy cruiser of the Imperial Japanese Navy that played a major role in early Pacific War engagements before being sunk in 1944.
-
B.
Japanese cruiser Kinugasa
Japanese cruiser Kinugasa was an Imperial Japanese Navy Aoba-class heavy cruiser that saw extensive action in the Pacific during World War II before being sunk in 1942.
-
C.
Japanese cruiser Yubari
Japanese cruiser Yubari was an experimental light cruiser of the Imperial Japanese Navy, notable for its innovative design that influenced later Japanese warships and for its active service in several major Pacific War engagements.
-
D.
Japanese cruiser Aoba
Japanese cruiser Aoba was a World War II Imperial Japanese Navy heavy cruiser that saw extensive combat in the Pacific, including major early-war engagements against Allied naval forces.
-
E.
Japanese cruiser Naniwa
Japanese cruiser Naniwa was a late 19th-century protected cruiser of the Imperial Japanese Navy that gained prominence during the First Sino-Japanese War.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy ship
ⓘ
heavy cruiser ⓘ warship ⓘ |
| affiliation |
Combined Fleet of the Imperial Japanese Navy
ⓘ
surface form:
Japanese Combined Fleet
|
| armament |
15.5 cm guns (original main battery)
ⓘ
20.3 cm guns (later main battery) ⓘ anti-aircraft guns ⓘ torpedo tubes ⓘ |
| attackedBy | United States Navy carrier aircraft ⓘ |
| battle | Battle of Midway ⓘ |
| builder |
Mitsubishi Nagasaki shipyard
ⓘ
surface form:
Mitsubishi Nagasaki Shipyard
|
| causeOfDestruction | air attack ⓘ |
| class | Mogami-class cruiser ⓘ |
| commissioned | 29 August 1935 ⓘ |
| conflict | Pacific War ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| dateOfSinking | 6 June 1942 ⓘ |
| displacement |
approximately 13,400 tons standard
ⓘ
approximately 15,000+ tons full load ⓘ |
| era | World War II ⓘ |
| fate | sunk ⓘ |
| hullNumber | Mikuma ⓘ |
| laidDown | 24 December 1931 ⓘ |
| launched | 31 May 1934 ⓘ |
| length | approximately 200 meters ⓘ |
| maximumSpeed | approximately 35 knots ⓘ |
| namedAfter | Mikuma River NERFINISHED ⓘ |
| navalFleet | Imperial Japanese Navy ⓘ |
| notableEvent | damaged in collision with sister ship Mogami before sinking ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| participatedIn |
Operation Z (Pearl Harbor attack plan)
ⓘ
surface form:
Attack on Pearl Harbor operations area (cover forces)
Battle of Midway ⓘ Indian Ocean operations ⓘ Battle of Malaya ⓘ
surface form:
Invasion of Malaya
Dutch East Indies campaign ⓘ
surface form:
Invasion of the Dutch East Indies
|
| placeOfConstruction |
Nagasaki
ⓘ
surface form:
Nagasaki, Japan
|
| placeOfSinking | near Midway Atoll ⓘ |
| propulsion |
oil-fired boilers
ⓘ
steam turbines ⓘ |
| serviceEnd | 1942 ⓘ |
| serviceEntry | 1935 ⓘ |
| shipType |
cruiser
ⓘ
heavy cruiser ⓘ |
| sisterShip |
Japanese cruiser Kumano
ⓘ
Japanese cruiser Mogami ⓘ Japanese cruiser Suzuya ⓘ |
| sunkIn | Battle of Midway ⓘ |
| theaterOfWar | Pacific Ocean ⓘ |
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 cruiser Mikuma Description of subject: Japanese cruiser Mikuma was an Imperial Japanese Navy heavy cruiser of the Mogami class that saw action in the early Pacific campaigns of World War II before being sunk in 1942.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.