South Dakota-class battleship
E550799
The South Dakota-class battleships were a group of fast, heavily armed and armored U.S. Navy capital ships built for World War II, designed to deliver powerful naval gunfire while remaining compact enough for existing Panama Canal locks.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T5735694 — 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 battleship Context triple: [USS Massachusetts (BB-59), partOf, South Dakota-class battleship]
-
A.
Montana-class battleship
The Montana-class battleship was a planned but never completed class of larger, more heavily armed U.S. Navy battleships intended to surpass the Iowa class in firepower and protection during World War II.
-
B.
Iowa-class battleship
The Iowa-class battleship is a class of fast, heavily armed U.S. Navy battleships built during World War II, renowned for their large 16-inch guns, thick armor, and long service lives extending into the late 20th century.
-
C.
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.
-
D.
Florida-class battleship
The Florida-class battleship was an early 20th-century class of U.S. Navy dreadnoughts that marked a step forward in American capital ship design before World War I.
-
E.
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.
- 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 battleship Target entity description: The South Dakota-class battleships were a group of fast, heavily armed and armored U.S. Navy capital ships built for World War II, designed to deliver powerful naval gunfire while remaining compact enough for existing Panama Canal locks.
-
A.
Montana-class battleship
The Montana-class battleship was a planned but never completed class of larger, more heavily armed U.S. Navy battleships intended to surpass the Iowa class in firepower and protection during World War II.
-
B.
Iowa-class battleship
The Iowa-class battleship is a class of fast, heavily armed U.S. Navy battleships built during World War II, renowned for their large 16-inch guns, thick armor, and long service lives extending into the late 20th century.
-
C.
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.
-
D.
Florida-class battleship
The Florida-class battleship was an early 20th-century class of U.S. Navy dreadnoughts that marked a step forward in American capital ship design before World War I.
-
E.
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.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
battleship class
ⓘ
capital ship class ⓘ |
| armamentType |
anti-aircraft guns
ⓘ
naval artillery ⓘ |
| armorType | all-or-nothing armor scheme ⓘ |
| category |
World War II battleships of the United States
ⓘ
ship classes of the United States Navy ⓘ |
| conflict | World War II ⓘ |
| constructionPeriod | late 1930s to early 1940s ⓘ |
| countryOfOrigin | United States of America ⓘ |
| designConstraint | Panama Canal lock dimensions ⓘ |
| designedBy | Bureau of Construction and Repair (U.S. Navy) ⓘ |
| designedDisplacementClass | approximately 35,000 tons standard ⓘ |
| designedFor |
fast battleship role
ⓘ
fleet engagement ⓘ heavy naval gunfire support ⓘ |
| designedSpeedClass | about 27 knots ⓘ |
| designedToBe |
compact compared to earlier U.S. battleships
ⓘ
heavily armed ⓘ heavily armored ⓘ |
| designedToTransit | Panama Canal ⓘ |
| era | World War II era ⓘ |
| followedBy | Iowa-class battleship ⓘ |
| hasHullNumberRange | BB-57 to BB-60 ⓘ |
| hasMember |
USS Alabama (BB-60)
ⓘ
linked to:
USS Alabama
USS Indiana (BB-58) ⓘ USS Massachusetts (BB-59) ⓘ USS South Dakota (BB-57) ⓘ |
| hullMaterial | steel ⓘ |
| mainBatteryConfiguration | 9 × 16-inch guns in three triple turrets ⓘ |
| navalGunMainBatteryCaliber | 16-inch (406 mm) ⓘ |
| notableShip |
USS Alabama (BB-60)
ⓘ
linked to:
USS Alabama
USS Massachusetts (BB-59) ⓘ USS South Dakota (BB-57) ⓘ |
| operator | United States Navy ⓘ |
| precededBy | North Carolina-class battleship ⓘ |
| propulsionType |
oil-fired boilers
ⓘ
steam turbine ⓘ |
| role |
carrier task force escort
ⓘ
shore bombardment ⓘ surface action ⓘ |
| serviceBranch | United States Navy ⓘ |
| shipType | fast battleship ⓘ |
| usedInTheater |
Atlantic Theater of World War II
ⓘ
Pacific Theater of World War II ⓘ
linked to:
Pacific 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: South Dakota-class battleship Description of subject: The South Dakota-class battleships were a group of fast, heavily armed and armored U.S. Navy capital ships built for World War II, designed to deliver powerful naval gunfire while remaining compact enough for existing Panama Canal locks.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: South Dakota-class battleship
linked to: South Dakota-class battleship
subject linked to:
USS Alabama
linked to: South Dakota-class battleship
subject linked to:
“Mighty A”
linked to: South Dakota-class battleship