South Dakota class
E287542
The South Dakota class was a group of fast battleships built for the United States Navy during World War II, known for their heavy armor, powerful armament, and service in major Pacific Theater operations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| South Dakota class canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2685219 — 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: South Dakota class Context triple: [USS South Dakota (BB-57), shipClass, South Dakota class]
-
A.
Wyoming class
The Wyoming class was a pair of early 20th-century U.S. Navy dreadnought battleships that served through both World Wars before being retired mid-century.
-
B.
New Mexico-class battleship
The New Mexico-class battleship was a group of U.S. Navy dreadnoughts built during World War I that introduced improved firepower, armor, and propulsion over earlier classes and served through World War II.
-
C.
Portland class
The Portland class was a group of U.S. Navy heavy cruisers built in the early 1930s that saw extensive service during World War II.
-
D.
Wyoming-class battleship
The Wyoming-class battleship was an early 20th-century class of United States Navy dreadnoughts that marked a step in the evolution of American capital ship design before later, more advanced classes like the New York class.
-
E.
Tennessee-class battleship
The Tennessee-class battleship was a pair of early 20th-century U.S. Navy dreadnoughts known for their heavy armor, improved underwater protection, and service in the Pacific during 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: South Dakota class Target entity description: The South Dakota class was a group of fast battleships built for the United States Navy during World War II, known for their heavy armor, powerful armament, and service in major Pacific Theater operations.
-
A.
Wyoming class
The Wyoming class was a pair of early 20th-century U.S. Navy dreadnought battleships that served through both World Wars before being retired mid-century.
-
B.
New Mexico-class battleship
The New Mexico-class battleship was a group of U.S. Navy dreadnoughts built during World War I that introduced improved firepower, armor, and propulsion over earlier classes and served through World War II.
-
C.
Portland class
The Portland class was a group of U.S. Navy heavy cruisers built in the early 1930s that saw extensive service during World War II.
-
D.
Wyoming-class battleship
The Wyoming-class battleship was an early 20th-century class of United States Navy dreadnoughts that marked a step in the evolution of American capital ship design before later, more advanced classes like the New York class.
-
E.
Tennessee-class battleship
The Tennessee-class battleship was a pair of early 20th-century U.S. Navy dreadnoughts known for their heavy armor, improved underwater protection, and service in the Pacific during World War II.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
United States Navy ship class
ⓘ
battleship class ⓘ |
| antiAircraftArmament |
20 mm Oerlikon cannons
ⓘ
40 mm Bofors guns ⓘ |
| armorBeltThickness | up to about 12.2 inches ⓘ |
| armorConningTowerThickness | up to about 16 inches ⓘ |
| armorDeckThickness | up to about 6 inches ⓘ |
| armorTurretFaceThickness | up to about 18 inches ⓘ |
| beam | about 108 feet ⓘ |
| conflict | World War II ⓘ |
| constructionPeriod | late 1930s to early 1940s ⓘ |
| countryOfOrigin | United States of America ⓘ |
| designedAs | treaty battleship ⓘ |
| designedFor |
carrier escort
ⓘ
surface action ⓘ task force screening ⓘ |
| designFeature |
all-or-nothing armor scheme
ⓘ
compact armored citadel ⓘ improved underwater protection ⓘ |
| displacementFullLoad | about 44000 long tons ⓘ |
| displacementStandard | about 35000 long tons ⓘ |
| draft | about 36 feet ⓘ |
| followedBy |
Iowa-class battleship
ⓘ
surface form:
Iowa class
|
| hasMember |
USS Alabama
ⓘ
surface form:
USS Alabama (BB-60)
USS Indiana (BB-58) ⓘ USS Massachusetts (BB-59) ⓘ USS South Dakota (BB-57) ⓘ |
| lengthOverall | about 680 feet ⓘ |
| mainArmament | 9 × 16-inch/45 caliber guns ⓘ |
| mainBatteryConfiguration | 3 triple turrets ⓘ |
| maximumSpeed | about 27 knots ⓘ |
| notableCharacteristic |
heavy armor for treaty displacement
ⓘ
powerful main battery ⓘ strong anti-aircraft battery ⓘ |
| numberOfScrews | 4 ⓘ |
| numberOfUnitsBuilt | 4 ⓘ |
| operatedBy | United States Navy ⓘ |
| powerOutput | about 130000 shaft horsepower ⓘ |
| precededBy | North Carolina class ⓘ |
| propulsion |
oil-fired boilers
ⓘ
steam turbines ⓘ |
| sawActionIn |
Battle of Leyte Gulf
ⓘ
Battle of the Philippine Sea ⓘ Solomon Islands campaign ⓘ
surface form:
Guadalcanal Campaign
shore bombardment operations in the Pacific ⓘ |
| secondaryArmament | 20 × 5-inch/38 caliber dual-purpose guns ⓘ |
| serviceRole | fleet flagship (various periods) ⓘ |
| shipType | fast battleship ⓘ |
| status | all units scrapped ⓘ |
| theater | Pacific Theater of Operations ⓘ |
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: South Dakota class Description of subject: The South Dakota class was a group of fast battleships built for the United States Navy during World War II, known for their heavy armor, powerful armament, and service in major Pacific Theater operations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.