USS Missouri
E11541
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.
All labels observed (3)
| Label | Occurrences |
|---|---|
| USS Missouri canonical | 16 |
| USS Missouri (BB-63) | 11 |
| Iowa class | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13744 — 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: USS Missouri Context triple: [Pacific War, surrenderSignedOn, USS Missouri]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
USS California (BB-44)
USS California (BB-44) was a Tennessee-class battleship of the United States Navy that served as the flagship of the Pacific Fleet and saw extensive action in World War II, including being sunk and later salvaged and modernized after the Pearl Harbor attack.
-
E.
USS Arizona (BB-39)
USS Arizona (BB-39) was a Pennsylvania-class U.S. Navy battleship whose catastrophic destruction and loss of life during the 1941 Japanese attack on Pearl Harbor made it one of the most iconic symbols of the United States’ entry into 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: USS Missouri Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
USS California (BB-44)
USS California (BB-44) was a Tennessee-class battleship of the United States Navy that served as the flagship of the Pacific Fleet and saw extensive action in World War II, including being sunk and later salvaged and modernized after the Pearl Harbor attack.
-
E.
USS Arizona (BB-39)
USS Arizona (BB-39) was a Pennsylvania-class U.S. Navy battleship whose catastrophic destruction and loss of life during the 1941 Japanese attack on Pearl Harbor made it one of the most iconic symbols of the United States’ entry into World War II.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Iowa-class battleship
ⓘ
United States Navy warship ⓘ battleship ⓘ |
| armament |
Harpoon anti-ship missiles (modernization era)
ⓘ
Phalanx CIWS (modernization era) ⓘ Tomahawk cruise missiles (modernization era) ⓘ nine 16-inch/50 caliber Mark 7 guns ⓘ twenty 5-inch/38 caliber dual-purpose guns ⓘ |
| battleHonors |
Iwo Jima operations
ⓘ
linked to:
Battle of Iwo Jima
Korean War shore bombardment ⓘ Okinawa operations ⓘ |
| beam | 108 feet 2 inches ⓘ |
| builder | Brooklyn Navy Yard ⓘ |
| commissionedDate | 1944-06-11 ⓘ |
| conflictParticipatedIn |
Gulf War
ⓘ
Korean War ⓘ World War II ⓘ |
| country | United States of America ⓘ |
| crewComplement | approximately 1,900 in World War II ⓘ |
| decommissionedDate | 1955-02-26 ⓘ |
| displacement |
about 45,000 long tons standard
ⓘ
about 58,000 long tons full load ⓘ |
| finalDecommissionedDate | 1992-03-31 ⓘ |
| historicDesignation |
U.S. National Historic Landmark
ⓘ
linked to:
National Historic Landmark
|
| homeportDuringWWII |
Pacific Fleet
ⓘ
linked to:
U.S. Pacific Fleet
|
| hullNumber | BB-63 ⓘ |
| laidDownDate | 1941-01-06 ⓘ |
| launchDate | 1944-01-29 ⓘ |
| length |
270.4 meters
ⓘ
887 feet ⓘ |
| maximumSpeed | 33 knots ⓘ |
| modernizationPeriod | 1980s ⓘ |
| modernizationProgram | 600-ship Navy program ⓘ |
| museumLocation |
Pearl Harbor, Hawaii
ⓘ
linked to:
Pearl Harbor, Oahu, Hawaii, United States
|
| namesake |
U.S. state of Missouri
ⓘ
linked to:
Missouri
|
| nickname | Mighty Mo ⓘ |
| notableEvent | site of the formal Japanese surrender in World War II ⓘ |
| notableRole | symbol of the end of World War II in the Pacific ⓘ |
| operator | United States Navy ⓘ |
| pennantNumber | BB-63 ⓘ |
| propulsion | steam turbines ⓘ |
| recommissionedDate | 1986-05-10 ⓘ |
| shipClass |
Iowa class
ⓘ
linked to:
USS Missouri
|
| sisterShip |
USS Iowa
ⓘ
USS New Jersey ⓘ USS Wisconsin ⓘ |
| status | museum ship ⓘ |
| surrenderCeremonyDate | 1945-09-02 ⓘ |
| surrenderCeremonyLocation | Tokyo Bay ⓘ |
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: USS Missouri Description of subject: 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.
Referenced by (28)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
linked to: USS Missouri
subject linked to:
If I Could Turn Back Time
linked to: USS Missouri