Yokosuka Naval District
E489682
The Yokosuka Naval District was a major Imperial Japanese Navy base and administrative center that served as one of Japan’s primary hubs for fleet operations and shipbuilding.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yokosuka Naval District canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5058420 — 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: Yokosuka Naval District Context triple: [Combined Fleet of the Imperial Japanese Navy, headquartersLocation, Yokosuka Naval District]
-
A.
Imperial Japanese Navy Kure Naval District
The Imperial Japanese Navy Kure Naval District was one of Japan’s principal pre–World War II naval bases and administrative districts, centered on the port city of Kure and known for its major shipyards and fleet facilities.
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B.
Yokosuka Naval Arsenal
Yokosuka Naval Arsenal was a major Imperial Japanese Navy shipbuilding and armaments facility that constructed many of Japan’s warships before and during World War II.
-
C.
Yokosuka Naval Base
Yokosuka Naval Base is a major United States Navy installation in Japan that serves as the home port for the U.S. Seventh Fleet and a key hub for naval operations in the Western Pacific.
-
D.
Toyokawa Navy Arsenal
Toyokawa Navy Arsenal was a major Imperial Japanese Navy weapons manufacturing facility that produced small arms, artillery, and other ordnance before and during World War II.
-
E.
Maizuru Naval Arsenal
Maizuru Naval Arsenal was a major Imperial Japanese Navy shipbuilding and armaments facility located in Maizuru, Kyoto Prefecture, active primarily from the late 19th century through 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: Yokosuka Naval District Target entity description: The Yokosuka Naval District was a major Imperial Japanese Navy base and administrative center that served as one of Japan’s primary hubs for fleet operations and shipbuilding.
-
A.
Imperial Japanese Navy Kure Naval District
The Imperial Japanese Navy Kure Naval District was one of Japan’s principal pre–World War II naval bases and administrative districts, centered on the port city of Kure and known for its major shipyards and fleet facilities.
-
B.
Yokosuka Naval Arsenal
Yokosuka Naval Arsenal was a major Imperial Japanese Navy shipbuilding and armaments facility that constructed many of Japan’s warships before and during World War II.
-
C.
Yokosuka Naval Base
Yokosuka Naval Base is a major United States Navy installation in Japan that serves as the home port for the U.S. Seventh Fleet and a key hub for naval operations in the Western Pacific.
-
D.
Toyokawa Navy Arsenal
Toyokawa Navy Arsenal was a major Imperial Japanese Navy weapons manufacturing facility that produced small arms, artillery, and other ordnance before and during World War II.
-
E.
Maizuru Naval Arsenal
Maizuru Naval Arsenal was a major Imperial Japanese Navy shipbuilding and armaments facility located in Maizuru, Kyoto Prefecture, active primarily from the late 19th century through World War II.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy base
ⓘ
naval district ⓘ |
| category |
Imperial Japanese Navy
NERFINISHED
ⓘ
Military history of Japan ⓘ Naval installations in Japan ⓘ |
| commandedBy | senior Imperial Japanese Navy officers ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| establishedBy | Imperial Japanese Navy NERFINISHED ⓘ |
| hasFacility |
Yokosuka Naval Arsenal
NERFINISHED
ⓘ
Yokosuka Naval Base NERFINISHED ⓘ administrative offices ⓘ armament factories ⓘ dry docks ⓘ shipyards ⓘ training schools ⓘ |
| hasSubunit |
Yokosuka Naval Arsenal
NERFINISHED
ⓘ
Yokosuka Naval Station NERFINISHED ⓘ dockyard administration ⓘ logistics departments ⓘ training establishments ⓘ |
| hasSuccessor | United States Fleet Activities Yokosuka NERFINISHED ⓘ |
| involvedIn |
World War II naval operations of Japan
NERFINISHED
ⓘ
pre–World War II naval expansion of Japan ⓘ |
| language | Japanese ⓘ |
| locatedIn |
Japan
ⓘ
Yokosuka, Kanagawa Prefecture NERFINISHED ⓘ |
| locatedOn | Tokyo Bay NERFINISHED ⓘ |
| nativeNameLanguage | ja ⓘ |
| operatedBy | Imperial Japanese Navy NERFINISHED ⓘ |
| partOf | Imperial Japanese Navy NERFINISHED ⓘ |
| role |
administrative center
ⓘ
fleet operations hub ⓘ shipbuilding center ⓘ |
| strategicImportance |
major base for Pacific naval operations
ⓘ
primary hub for Imperial Japanese Navy operations in home waters ⓘ |
| supportedUnitType |
aircraft carriers
ⓘ
battleships ⓘ cruisers ⓘ destroyers ⓘ submarines ⓘ |
| timePeriod |
Meiji period
NERFINISHED
ⓘ
Showa period NERFINISHED ⓘ Taisho period NERFINISHED ⓘ |
| usedFor |
command and control of fleet units
ⓘ
construction of warships ⓘ logistical support ⓘ maintenance of naval vessels ⓘ repair of warships ⓘ training of naval personnel ⓘ |
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: Yokosuka Naval District Description of subject: The Yokosuka Naval District was a major Imperial Japanese Navy base and administrative center that served as one of Japan’s primary hubs for fleet operations and shipbuilding.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.