BB-57
E287543
BB-57 is the hull classification symbol for USS South Dakota, a World War II-era South Dakota-class battleship of the United States Navy.
All labels observed (1)
| Label | Occurrences |
|---|---|
| BB-57 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2685220 — 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: BB-57 Context triple: [USS South Dakota (BB-57), pennantNumber, BB-57]
-
A.
BB-37
BB-37 is the hull number of USS Oklahoma, a Nevada-class battleship of the United States Navy that was sunk during the attack on Pearl Harbor in 1941.
-
B.
BB-47
BB-47 was the hull number assigned to the canceled South Dakota–class battleship USS Washington, a U.S. Navy capital ship scrapped under the terms of the Washington Naval Treaty before completion.
-
C.
BB-38
BB-38 is the hull number of USS Pennsylvania, a Pennsylvania-class battleship of the United States Navy that served prominently during both World Wars.
-
D.
BB-39
BB-39 is the hull classification symbol for USS Arizona, a Pennsylvania-class battleship of the United States Navy sunk during the attack on Pearl Harbor in 1941.
-
E.
BB-48
BB-48 is the hull classification symbol for USS West Virginia, a Colorado-class battleship of the United States Navy that was damaged at Pearl Harbor and later modernized for World War II service.
- 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: BB-57 Target entity description: BB-57 is the hull classification symbol for USS South Dakota, a World War II-era South Dakota-class battleship of the United States Navy.
-
A.
BB-37
BB-37 is the hull number of USS Oklahoma, a Nevada-class battleship of the United States Navy that was sunk during the attack on Pearl Harbor in 1941.
-
B.
BB-47
BB-47 was the hull number assigned to the canceled South Dakota–class battleship USS Washington, a U.S. Navy capital ship scrapped under the terms of the Washington Naval Treaty before completion.
-
C.
BB-38
BB-38 is the hull number of USS Pennsylvania, a Pennsylvania-class battleship of the United States Navy that served prominently during both World Wars.
-
D.
BB-39
BB-39 is the hull classification symbol for USS Arizona, a Pennsylvania-class battleship of the United States Navy sunk during the attack on Pearl Harbor in 1941.
-
E.
BB-48
BB-48 is the hull classification symbol for USS West Virginia, a Colorado-class battleship of the United States Navy that was damaged at Pearl Harbor and later modernized for World War II service.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
South Dakota-class battleship
ⓘ
United States Navy ship ⓘ battleship ⓘ |
| armament |
20 mm anti-aircraft guns
ⓘ
40 mm anti-aircraft guns ⓘ |
| armorBeltThickness | up to 12.2 inches ⓘ |
| armorDeckThickness | up to 6 inches ⓘ |
| awarded | 13 battle stars for World War II service ⓘ |
| battle |
Battle of Leyte Gulf
ⓘ
Battle of the Philippine Sea ⓘ Battle of the Santa Cruz Islands ⓘ Naval Battle of Guadalcanal ⓘ |
| beam | 108 feet 2 inches ⓘ |
| builder | New York Shipbuilding Corporation ⓘ |
| builtAt |
Camden, New Jersey
ⓘ
linked to:
Camden
|
| class | South Dakota class ⓘ |
| commissionedOn | 1942-03-20 ⓘ |
| conflict | World War II ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crewComplementWartime | about 2,500 officers and enlisted ⓘ |
| decommissionedOn | 1947-01-31 ⓘ |
| displacementFullLoad | about 44,500 long tons ⓘ |
| displacementStandard | about 35,000 long tons ⓘ |
| draft | 36 feet 2 inches ⓘ |
| followedByClass | Iowa-class battleship ⓘ |
| hullClassificationSymbol | BB-57 ⓘ |
| laidDownOn | 1939-07-05 ⓘ |
| launchedOn | 1941-06-07 ⓘ |
| lengthOverall | 680 feet ⓘ |
| mainBattery | 9 × 16-inch/45 caliber guns ⓘ |
| maximumSpeed | 27 knots ⓘ |
| museumComponent |
USS South Dakota Battleship Memorial in Sioux Falls, South Dakota
ⓘ
linked to:
USS South Dakota Battleship Memorial
|
| namedAfter |
State of South Dakota
ⓘ
linked to:
South Dakota
|
| navalFleet |
United States Pacific Fleet
ⓘ
linked to:
U.S. Pacific Fleet
|
| notableEvent |
engaged Japanese battleship Kirishima off Guadalcanal
ⓘ
provided anti-aircraft protection for U.S. aircraft carriers ⓘ |
| operator | United States Navy ⓘ |
| precededByClass | North Carolina-class battleship ⓘ |
| propulsion |
4 propeller shafts
ⓘ
steam turbines ⓘ |
| role | fast battleship ⓘ |
| scrappedAt |
Newark, New Jersey
ⓘ
linked to:
Newark
|
| scrappedFrom | 1962 ⓘ |
| scrappedTo | 1963 ⓘ |
| secondaryBattery | 20 × 5-inch/38 caliber dual-purpose guns ⓘ |
| shipName |
USS South Dakota
ⓘ
linked to:
USS South Dakota (BB-57)
|
| status | scrapped ⓘ |
| strickenFromNavalRegisterOn | 1962-06-01 ⓘ |
| taskForceAssignment |
Fast Carrier Task Force
ⓘ
linked to:
Fast Carrier Task Force, U.S. Pacific Fleet
|
| theaterOfOperations |
Pacific Theater
ⓘ
linked to:
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: BB-57 Description of subject: BB-57 is the hull classification symbol for USS South Dakota, a World War II-era South Dakota-class battleship of the United States Navy.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.