Satsuma-class battleship
E445566
The Satsuma-class battleship was an early 20th-century class of Imperial Japanese Navy pre-dreadnought/semidreadnought battleships that marked Japan’s first domestically built capital ships and a key step in its emergence as a major naval power.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Satsuma-class battleship canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4267039 — 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: Satsuma-class battleship Context triple: [Kongō-class battlecruiser, precededBy, Satsuma-class battleship]
-
A.
Tosa-class battleship
The Tosa-class battleship was a planned class of Japanese capital ships in the early 1920s, cancelled under the Washington Naval Treaty and notable for influencing later Imperial Japanese Navy battleship designs.
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B.
Shikishima-class battleship
The Shikishima-class battleship was a pair of pre-dreadnought battleships of the Imperial Japanese Navy built in the late 19th century, notable for their role in the Russo-Japanese War.
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C.
Fuji-class battleship
The Fuji-class battleships were Japan’s first modern pre-dreadnought battleships, built in Britain in the late 19th century and marking a key step in the Imperial Japanese Navy’s rise as a major naval power.
-
D.
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.
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E.
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.
- 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: Satsuma-class battleship Target entity description: The Satsuma-class battleship was an early 20th-century class of Imperial Japanese Navy pre-dreadnought/semidreadnought battleships that marked Japan’s first domestically built capital ships and a key step in its emergence as a major naval power.
-
A.
Tosa-class battleship
The Tosa-class battleship was a planned class of Japanese capital ships in the early 1920s, cancelled under the Washington Naval Treaty and notable for influencing later Imperial Japanese Navy battleship designs.
-
B.
Shikishima-class battleship
The Shikishima-class battleship was a pair of pre-dreadnought battleships of the Imperial Japanese Navy built in the late 19th century, notable for their role in the Russo-Japanese War.
-
C.
Fuji-class battleship
The Fuji-class battleships were Japan’s first modern pre-dreadnought battleships, built in Britain in the late 19th century and marking a key step in the Imperial Japanese Navy’s rise as a major naval power.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
battleship class
ⓘ
class of warship ⓘ |
| armament |
12 × 10-inch (254 mm) guns
ⓘ
4 × 12-inch (305 mm) main guns ⓘ secondary 6-inch (152 mm) guns ⓘ smaller quick-firing guns ⓘ torpedo tubes ⓘ |
| armorType | Krupp cemented armor NERFINISHED ⓘ |
| builder |
Kure Naval Arsenal
NERFINISHED
ⓘ
Yokosuka Naval Arsenal NERFINISHED ⓘ |
| category |
Battleships of the Imperial Japanese Navy
ⓘ
Pre-dreadnought battleship classes NERFINISHED ⓘ Semi-dreadnought battleship classes ⓘ |
| commissioned | 1909 ⓘ |
| constructionMaterial | steel ⓘ |
| constructionProgram | Japanese 1904 naval expansion program ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| crewComplement | approximately 800–900 officers and men ⓘ |
| designedIn | Japan NERFINISHED ⓘ |
| designInfluence | British battleship design practices ⓘ |
| displacement | about 19,000 tons full load ⓘ |
| era | early 20th century ⓘ |
| followedBy | Kawachi-class battleship NERFINISHED ⓘ |
| hasShip |
Japanese battleship Aki
NERFINISHED
ⓘ
Japanese battleship Satsuma NERFINISHED ⓘ |
| laidDown | 1905 ⓘ |
| length | approximately 148 meters ⓘ |
| mainBatteryLayout | mixed-caliber main armament ⓘ |
| namedAfter | Satsuma Province NERFINISHED ⓘ |
| navalDoctrineRole | line-of-battle ship ⓘ |
| navalRole | capital ship ⓘ |
| numberOfShips | 2 ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| precededBy | Mikasa-class battleship NERFINISHED ⓘ |
| primaryTheater | home waters and training duties ⓘ |
| propulsion | coal-fired triple-expansion steam engines ⓘ |
| reasonForObsolescence | superseded by all-big-gun dreadnoughts ⓘ |
| serviceDuring | World War I NERFINISHED ⓘ |
| shipType |
pre-dreadnought battleship
ⓘ
semi-dreadnought battleship ⓘ |
| significance | first domestically built Japanese capital ships ⓘ |
| status | scrapped ⓘ |
| strategicSignificance | symbol of Japan’s emergence as a major naval power ⓘ |
| topSpeed | about 18.5 knots ⓘ |
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: Satsuma-class battleship Description of subject: The Satsuma-class battleship was an early 20th-century class of Imperial Japanese Navy pre-dreadnought/semidreadnought battleships that marked Japan’s first domestically built capital ships and a key step in its emergence as a major naval power.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.