Type B1 submarine
E754897
The Type B1 submarine was a class of long-range Japanese fleet submarines in World War II, notable for their large size, endurance, and ability to carry a reconnaissance seaplane.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Type B1 submarine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8698218 — 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: Type B1 submarine Context triple: [Imperial Japanese Navy submarine force, usedWeapon, Type B1 submarine]
-
A.
Victor-class submarine
The Victor-class submarine was a series of Soviet nuclear-powered attack submarines developed during the Cold War for high-speed, deep-diving anti-submarine and anti-surface warfare.
-
B.
A26-class submarine
The A26-class submarine is a next-generation Swedish diesel-electric attack submarine designed for stealthy coastal and blue-water operations, featuring advanced modular systems and air-independent propulsion.
-
C.
Kilo-class submarine
The Kilo-class submarine is a series of Russian-designed diesel-electric attack submarines known for their stealth and are operated by several navies worldwide, including the Indian Navy.
-
D.
Oscar-class submarine
The Oscar-class submarine is a Soviet-designed nuclear-powered cruise missile submarine class built during the Cold War to attack NATO carrier battle groups and strategic targets at sea.
-
E.
Swiftsure-class submarine
The Swiftsure-class submarine was a class of British nuclear-powered fleet submarines that served with the Royal Navy during the Cold War and late 20th century.
- 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: Type B1 submarine Target entity description: The Type B1 submarine was a class of long-range Japanese fleet submarines in World War II, notable for their large size, endurance, and ability to carry a reconnaissance seaplane.
-
A.
Victor-class submarine
The Victor-class submarine was a series of Soviet nuclear-powered attack submarines developed during the Cold War for high-speed, deep-diving anti-submarine and anti-surface warfare.
-
B.
A26-class submarine
The A26-class submarine is a next-generation Swedish diesel-electric attack submarine designed for stealthy coastal and blue-water operations, featuring advanced modular systems and air-independent propulsion.
-
C.
Kilo-class submarine
The Kilo-class submarine is a series of Russian-designed diesel-electric attack submarines known for their stealth and are operated by several navies worldwide, including the Indian Navy.
-
D.
Oscar-class submarine
The Oscar-class submarine is a Soviet-designed nuclear-powered cruise missile submarine class built during the Cold War to attack NATO carrier battle groups and strategic targets at sea.
-
E.
Swiftsure-class submarine
The Swiftsure-class submarine was a class of British nuclear-powered fleet submarines that served with the Royal Navy during the Cold War and late 20th century.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy submarine type
ⓘ
submarine class ⓘ |
| aircraftCapacity | one reconnaissance seaplane ⓘ |
| armament |
deck gun
ⓘ
torpedo tubes ⓘ |
| carriedAircraftType | Yokosuka E14Y seaplane ⓘ |
| category | submarines with onboard aircraft ⓘ |
| conflict | World War II ⓘ |
| countryOfOrigin |
Empire of Japan
ⓘ
linked to:
Imperial Japan
|
| designCharacteristic |
high surface speed for a submarine of its time
ⓘ
large cruising range ⓘ |
| designedFor |
long-range operations
ⓘ
ocean-going patrols ⓘ |
| era | 1930s warship design ⓘ |
| hasFeature |
aircraft catapult
ⓘ
aircraft hangar ⓘ |
| hasHullType | ocean-going hull ⓘ |
| hasSubclass | I-15-class submarine ⓘ |
| navalTechnologyContext | interwar and World War II Japanese submarine development ⓘ |
| navalTheater |
Indian Ocean
ⓘ
Pacific Ocean ⓘ |
| notableFor |
ability to carry a reconnaissance seaplane
ⓘ
large size ⓘ long endurance ⓘ |
| operatedBy | Imperial Japanese Navy ⓘ |
| operator |
Japanese 6th Fleet
ⓘ
linked to:
Sixth Fleet (IJN)
|
| partOf | Japanese submarine fleet in World War II ⓘ |
| propulsion | diesel-electric ⓘ |
| role |
attack submarine
ⓘ
strategic reconnaissance platform ⓘ |
| serviceEntryPeriod | early World War II ⓘ |
| strategicUse |
intelligence gathering near enemy coasts
ⓘ
long-range patrols against Allied shipping ⓘ |
| usedAs | fleet submarine ⓘ |
| usedBy |
Japanese Combined Fleet
ⓘ
linked to:
Combined Fleet of the Imperial Japanese Navy
|
| usedFor |
commerce raiding
ⓘ
reconnaissance ⓘ scouting for fleet units ⓘ |
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: Type B1 submarine Description of subject: The Type B1 submarine was a class of long-range Japanese fleet submarines in World War II, notable for their large size, endurance, and ability to carry a reconnaissance seaplane.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.