Japanese cruiser Aoba
E76917
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.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Japanese cruiser Aoba canonical | 5 |
| Japanese cruiser Kinugasa | 1 |
| Japanese heavy cruiser Kinugasa | 1 |
| Japanese warship Aoba | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T610265 — 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 Aoba Context triple: [Battle of Savo Island, notableShip, Japanese cruiser Aoba]
-
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.
IJN battleship Yamashiro
IJN battleship Yamashiro was a Japanese Fuso-class dreadnought battleship that served in the Imperial Japanese Navy and was sunk during the Battle of Surigao Strait in World War II.
-
C.
Japanese battleship Mutsu
Japanese battleship Mutsu was a Nagato-class dreadnought of the Imperial Japanese Navy, notable for its powerful 16-inch guns and its accidental magazine explosion and sinking in 1943.
-
D.
IJN cruiser Naka
IJN cruiser Naka was a Sendai-class light cruiser of the Imperial Japanese Navy that served as a destroyer flotilla leader in the Pacific War before being sunk by U.S. carrier aircraft in 1944.
-
E.
Japanese battleship Nagato
The Japanese battleship Nagato was a World War II-era capital ship of the Imperial Japanese Navy, famed as Admiral Isoroku Yamamoto’s flagship during the attack on Pearl Harbor and later used as a target in postwar nuclear tests.
- 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 Aoba Target entity description: 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.
-
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.
IJN battleship Yamashiro
IJN battleship Yamashiro was a Japanese Fuso-class dreadnought battleship that served in the Imperial Japanese Navy and was sunk during the Battle of Surigao Strait in World War II.
-
C.
Japanese battleship Mutsu
Japanese battleship Mutsu was a Nagato-class dreadnought of the Imperial Japanese Navy, notable for its powerful 16-inch guns and its accidental magazine explosion and sinking in 1943.
-
D.
IJN cruiser Naka
IJN cruiser Naka was a Sendai-class light cruiser of the Imperial Japanese Navy that served as a destroyer flotilla leader in the Pacific War before being sunk by U.S. carrier aircraft in 1944.
-
E.
Japanese battleship Nagato
The Japanese battleship Nagato was a World War II-era capital ship of the Imperial Japanese Navy, famed as Admiral Isoroku Yamamoto’s flagship during the attack on Pearl Harbor and later used as a target in postwar nuclear tests.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy ship
ⓘ
heavy cruiser ⓘ warship ⓘ |
| aircraftFacilities |
aircraft catapult
ⓘ
seaplane handling equipment ⓘ |
| armamentAA | anti-aircraft guns ⓘ |
| armamentMainBattery | 6 × 20 cm (8-inch) guns ⓘ |
| armamentTorpedoes |
610 mm torpedo tubes
ⓘ
Type 93 Long Lance torpedo ⓘ
surface form:
Type 93 Long Lance torpedoes
|
| beam | approximately 16 meters ⓘ |
| builder |
Mitsubishi Heavy Industries
ⓘ
Mitsubishi Nagasaki shipyard ⓘ
surface form:
Nagasaki Shipyard & Engine Works
|
| classLeader | yes ⓘ |
| commissioned | 1927 ⓘ |
| conflict | Pacific War ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| displacementFullLoad | approximately 9,000 tons ⓘ |
| displacementStandard | approximately 8,300 tons ⓘ |
| engagement |
Battle of Cape Esperance
ⓘ
Battle of Savo Island ⓘ Naval Battle of Guadalcanal ⓘ
surface form:
Naval Battle of Guadalcanal campaign
Solomon Islands campaign ⓘ operations around New Guinea ⓘ |
| era | World War II ⓘ |
| fate |
eventually scrapped after the war
ⓘ
heavily damaged by air attack ⓘ |
| laidDown | 1924 ⓘ |
| launched | 1926 ⓘ |
| length | approximately 185 meters ⓘ |
| locationOfOperations |
New Guinea
ⓘ
surface form:
New Guinea area
Solomon Islands ⓘ |
| maximumSpeed | approximately 34 knots ⓘ |
| namedAfter | Mount Aoba ⓘ |
| notableFeature |
equipped with Long Lance torpedoes
ⓘ
reconstructed superstructure before World War II ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| propulsion |
oil-fired boilers
ⓘ
steam turbines ⓘ |
| role |
escort ship
ⓘ
support for amphibious operations ⓘ surface combatant ⓘ |
| serviceBranch |
Japanese 4th Fleet
ⓘ
surface form:
Japanese Navy 4th Fleet
Japanese 8th Fleet ⓘ
surface form:
Japanese Navy 8th Fleet
|
| shipClass | Aoba-class cruiser ⓘ |
| shipType | heavy cruiser ⓘ |
| sisterShip | Japanese cruiser Kinugasa ⓘ |
| status |
decommissioned
ⓘ
no longer extant ⓘ |
| theater | 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 Aoba Description of subject: 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.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Japanese cruiser Kinugasa
this entity surface form:
Japanese heavy cruiser Kinugasa
this entity surface form:
Japanese warship Aoba