Fuji-class battleship
E420494
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fuji-class battleship canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4122500 — 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: Fuji-class battleship Context triple: [Japanese battleship Shikishima, precededBy, Fuji-class battleship]
-
A.
Yamato-class battleship
The Yamato-class battleships were a pair of World War II Japanese capital ships, including the famed Yamato and Musashi, that were the heaviest and most powerfully armed battleships ever constructed.
-
B.
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.
-
C.
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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D.
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.
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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: Fuji-class battleship Target entity description: 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.
-
A.
Yamato-class battleship
The Yamato-class battleships were a pair of World War II Japanese capital ships, including the famed Yamato and Musashi, that were the heaviest and most powerfully armed battleships ever constructed.
-
B.
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.
-
C.
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.
-
D.
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.
-
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 |
Fuji-class battleship
ⓘ
Fuji-class battleship ⓘ pre-dreadnought battleship class ⓘ warship class ⓘ |
| armorType | Harvey armor ⓘ |
| beam | approximately 73 feet ⓘ |
| beltArmorThickness | up to 14 inches ⓘ |
| builtBy |
Armstrong Whitworth
ⓘ
Thames Ironworks and Shipbuilding Company ⓘ |
| builtIn | United Kingdom NERFINISHED ⓘ |
| completedInPeriod | 1897 ⓘ |
| constructionStartYear | 1894 ⓘ |
| countryOfOrigin |
Imperial Japan
ⓘ
surface form:
Empire of Japan
|
| crewComplement | approximately 650 officers and men ⓘ |
| deckArmorThickness | about 2.5 inches ⓘ |
| designedBy | Philip Watts ⓘ |
| displacementStandard | approximately 12,300 tons ⓘ |
| draught | approximately 26 feet ⓘ |
| era |
Russo-Japanese War period
ⓘ
late 19th century ⓘ |
| followedBy | Shikishima-class battleship NERFINISHED ⓘ |
| hasMember |
Japanese battleship Fuji
NERFINISHED
ⓘ
Japanese battleship Yashima NERFINISHED ⓘ |
| influencedBy | Royal Navy battleship design practices ⓘ |
| launchedInPeriod | 1896 ⓘ |
| lengthOverall | approximately 412 feet ⓘ |
| mainArmament | 4 × 12-inch (305 mm) guns in twin turrets ⓘ |
| navalArchitectureFeature |
heavy central armored citadel
ⓘ
two twin-gun main turrets on the centerline ⓘ |
| notableEngagement |
Battle of Tsushima
NERFINISHED
ⓘ
Battle of the Yellow Sea ⓘ |
| numberOfScrews | 2 ⓘ |
| numberOfShips | 2 ⓘ |
| operator | Imperial Japanese Navy ⓘ |
| powerOutput | about 13,500 indicated horsepower ⓘ |
| precededBy | older ironclad warships of the Imperial Japanese Navy ⓘ |
| propulsion |
coal-fired cylindrical boilers
ⓘ
triple-expansion steam engines ⓘ |
| secondaryArmament | 10 × 6-inch (152 mm) guns ⓘ |
| serviceEntryPeriod | late 1890s ⓘ |
| status | all ships scrapped or lost ⓘ |
| strategicSignificance |
first modern battleship class of the Imperial Japanese Navy
ⓘ
symbolized Japan’s emergence as a major naval power ⓘ |
| tertiaryArmament | 47 mm and 57 mm quick-firing guns ⓘ |
| topSpeed | about 18 knots ⓘ |
| torpedoArmament | 4 × 18-inch (457 mm) torpedo tubes ⓘ |
| turretArmorThickness | up to 10 inches ⓘ |
| usedInConflict |
First Sino-Japanese War (postwar service era, not combat)
ⓘ
Russo-Japanese War ⓘ |
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: Fuji-class battleship Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.