Pennsylvania-class battleship
E28483
The Pennsylvania-class battleship was a pair of powerful U.S. Navy dreadnoughts built during World War I that later served prominently in World War II, including at Pearl Harbor and in major Pacific campaigns.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Pennsylvania-class battleship canonical | 7 |
| Pennsylvania class | 4 |
| Pennsylvania-class design | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T221650 — 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: Pennsylvania-class battleship Context triple: [BB-39, appliesToShipClass, Pennsylvania-class battleship]
-
A.
USS Pennsylvania (BB-38)
USS Pennsylvania (BB-38) was a Pennsylvania-class battleship of the United States Navy that served prominently in both World Wars, particularly in the Pacific Theater.
-
B.
USS Missouri
USS Missouri is a United States Navy Iowa-class battleship best known as the site of Japan’s formal surrender in World War II, marking the end of the conflict.
-
C.
USS West Virginia (BB-48)
USS West Virginia (BB-48) was a Colorado-class battleship of the United States Navy that was sunk and later refloated and modernized after the Pearl Harbor attack, subsequently serving in major Pacific Theater operations during World War II.
-
D.
USS Nevada (BB-36)
USS Nevada (BB-36) was a United States Navy battleship notable for its World War I and World War II service, including being the only battleship to get underway during the attack on Pearl Harbor and later supporting major Allied amphibious operations in Europe and the Pacific.
-
E.
USS Tennessee (BB-43)
USS Tennessee (BB-43) was a Tennessee-class battleship of the United States Navy that served prominently in the Pacific Theater during World War II, providing shore bombardment and support in multiple major campaigns.
- 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: Pennsylvania-class battleship Target entity description: The Pennsylvania-class battleship was a pair of powerful U.S. Navy dreadnoughts built during World War I that later served prominently in World War II, including at Pearl Harbor and in major Pacific campaigns.
-
A.
USS Pennsylvania (BB-38)
USS Pennsylvania (BB-38) was a Pennsylvania-class battleship of the United States Navy that served prominently in both World Wars, particularly in the Pacific Theater.
-
B.
USS Missouri
USS Missouri is a United States Navy Iowa-class battleship best known as the site of Japan’s formal surrender in World War II, marking the end of the conflict.
-
C.
USS West Virginia (BB-48)
USS West Virginia (BB-48) was a Colorado-class battleship of the United States Navy that was sunk and later refloated and modernized after the Pearl Harbor attack, subsequently serving in major Pacific Theater operations during World War II.
-
D.
USS Nevada (BB-36)
USS Nevada (BB-36) was a United States Navy battleship notable for its World War I and World War II service, including being the only battleship to get underway during the attack on Pearl Harbor and later supporting major Allied amphibious operations in Europe and the Pacific.
-
E.
USS Tennessee (BB-43)
USS Tennessee (BB-43) was a Tennessee-class battleship of the United States Navy that served prominently in the Pacific Theater during World War II, providing shore bombardment and support in multiple major campaigns.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
battleship
ⓘ
battleship ⓘ battleship class ⓘ dreadnought battleship class ⓘ |
| armorType | all-or-nothing armor scheme ⓘ |
| builder |
Brooklyn Navy Yard
ⓘ
New York Shipbuilding Corporation ⓘ |
| category |
World War I battleship class
ⓘ
World War II battleship class ⓘ |
| conflict |
World War I
ⓘ
World War II ⓘ |
| consistsOf |
USS Arizona (BB-39)
ⓘ
USS Pennsylvania (BB-38) ⓘ |
| countryOfOrigin | United States of America ⓘ |
| designedAs | super-dreadnought ⓘ |
| designedFor | battle line service ⓘ |
| era |
World War I
ⓘ
World War II ⓘ |
| followedBy | New Mexico-class battleship ⓘ |
| fuelType | oil-fired boilers ⓘ |
| gunTurretConfiguration | four triple turrets ⓘ |
| introduced | 1910s ⓘ |
| navalArchitectureFeature |
centerline main battery turrets
ⓘ
torpedo defense system ⓘ |
| navy | United States Navy ⓘ |
| notableEngagement |
attack on Pearl Harbor
ⓘ
surface form:
Attack on Pearl Harbor
|
| numberBuilt | 2 ⓘ |
| operator |
United States Navy
ⓘ
United States Navy ⓘ United States Navy ⓘ |
| partOf | United States battleship fleet ⓘ |
| partOfClass |
Pennsylvania-class battleship
self-linksurface differs
ⓘ
Pennsylvania-class battleship self-linksurface differs ⓘ |
| precededBy | Nevada-class battleship ⓘ |
| presentAt |
attack on Pearl Harbor
ⓘ
surface form:
Attack on Pearl Harbor
|
| primaryArmament | 14-inch/45 caliber guns ⓘ |
| propulsion | steam turbines ⓘ |
| role |
fleet flagship
ⓘ
fleet flagship ⓘ shore bombardment ⓘ |
| status | retired ⓘ |
| sunkAt |
attack on Pearl Harbor
ⓘ
surface form:
Attack on Pearl Harbor
|
| theaterOfOperations |
Pacific War
ⓘ
surface form:
Pacific Theater of World War II
Pacific War ⓘ
surface form:
Pacific Theater of World War II
Pacific War ⓘ
surface form:
Pacific Theater of World War II
|
| usedIn | island-hopping campaigns in the Pacific ⓘ |
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: Pennsylvania-class battleship Description of subject: The Pennsylvania-class battleship was a pair of powerful U.S. Navy dreadnoughts built during World War I that later served prominently in World War II, including at Pearl Harbor and in major Pacific campaigns.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Pennsylvania class
Pennsylvania-class battleship
→
partOfClass
→
Pennsylvania-class battleship
self-linksurface differs
ⓘ
subject surface form:
USS Pennsylvania (BB-38)
Pennsylvania-class battleship
→
partOfClass
→
Pennsylvania-class battleship
self-linksurface differs
ⓘ
subject surface form:
USS Arizona (BB-39)
this entity surface form:
Pennsylvania class
this entity surface form:
Pennsylvania-class design