USS Iowa
E75952
USS Iowa was the lead ship of the Iowa-class fast battleships of the United States Navy, renowned for its World War II service and later Cold War deployments.
All labels observed (2)
| Label | Occurrences |
|---|---|
| USS Iowa canonical | 7 |
| USS Iowa (BB-61) | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T603343 — 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 Iowa Context triple: [USS Missouri, sisterShip, USS Iowa]
-
A.
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.
-
B.
USS South Dakota (BB-57)
USS South Dakota (BB-57) was a World War II-era U.S. Navy fast battleship that served prominently in the Pacific Theater, earning numerous battle stars for its combat service.
-
C.
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.
-
D.
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.
-
E.
USS Hancock
USS Hancock was a prominent frigate of the Continental Navy during the American Revolutionary War, known for its early naval engagements against the British.
- 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 Iowa Target entity description: USS Iowa was the lead ship of the Iowa-class fast battleships of the United States Navy, renowned for its World War II service and later Cold War deployments.
-
A.
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.
-
B.
USS South Dakota (BB-57)
USS South Dakota (BB-57) was a World War II-era U.S. Navy fast battleship that served prominently in the Pacific Theater, earning numerous battle stars for its combat service.
-
C.
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.
-
D.
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.
-
E.
USS Hancock
USS Hancock was a prominent frigate of the Continental Navy during the American Revolutionary War, known for its early naval engagements against the British.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
Iowa-class battleship
ⓘ
United States Navy ship ⓘ battleship ⓘ |
| armament |
Harpoon anti-ship missiles (Cold War refit)
ⓘ
linked to:
UGM-84 Harpoon anti-ship missiles
Phalanx CIWS (Cold War refit) ⓘ
linked to:
Phalanx CIWS (modernization era)
Tomahawk cruise missiles (Cold War refit) ⓘ
linked to:
Tomahawk cruise missile
nine 16-inch/50 caliber Mark 7 guns ⓘ twenty 5-inch/38 caliber dual-purpose guns ⓘ various 40 mm and 20 mm anti-aircraft guns ⓘ |
| awards |
Navy Unit Commendation
ⓘ
Presidential Unit Citation (Republic of Korea) ⓘ
linked to:
Republic of Korea Presidential Unit Citation
multiple battle stars for Korean War ⓘ multiple battle stars for World War II ⓘ |
| beam | 108 feet 2 inches ⓘ |
| builder | New York Naval Shipyard ⓘ |
| category |
Cold War battleship of the United States
ⓘ
World War II battleship of the United States ⓘ |
| commissioned | 1943-02-22 ⓘ |
| conflict |
Cold War
ⓘ
Korean War ⓘ World War II ⓘ |
| country | United States of America ⓘ |
| crewComplement |
around 1,500 after 1980s modernization
ⓘ
around 1,900 in World War II ⓘ |
| decommissioned |
1949-03-24
ⓘ
1958-02-24 ⓘ |
| displacement |
about 45,000 long tons standard
ⓘ
over 57,000 long tons full load ⓘ |
| draft | 37 feet 2 inches ⓘ |
| finalDecommissioning | 1990-10-26 ⓘ |
| hullMaterial | steel ⓘ |
| laidDown | 1940-06-27 ⓘ |
| launched | 1942-08-27 ⓘ |
| leadShipOfClass |
Iowa class
ⓘ
linked to:
Iowa-class battleship
|
| length | 887 feet ⓘ |
| managedBy |
Pacific Battleship Center
ⓘ
linked to:
Battleship USS Iowa Museum
|
| maximumSpeed | about 33 knots ⓘ |
| modernization | received major weapons and electronics upgrade in the 1980s ⓘ |
| museumBerth |
Port of Los Angeles at San Pedro
ⓘ
linked to:
Port of Los Angeles
|
| museumLocation | Los Angeles, California ⓘ |
| museumOpening | opened to the public in 2012 ⓘ |
| namedAfter |
U.S. state of Iowa
ⓘ
linked to:
Iowa
|
| notableEvent | transported President Franklin D. Roosevelt to the Tehran Conference in 1943 ⓘ |
| notableRole | flagship for Admiral William F. Halsey Jr. in World War II ⓘ |
| operator | United States Navy ⓘ |
| pennantNumber | BB-61 ⓘ |
| propulsion |
four propeller shafts
ⓘ
steam turbines ⓘ |
| recommissioned |
1951-08-25
ⓘ
1984-04-28 ⓘ |
| shipClass |
Iowa class
ⓘ
linked to:
Iowa-class battleship
|
| status | museum ship ⓘ |
| theater |
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: USS Iowa Description of subject: USS Iowa was the lead ship of the Iowa-class fast battleships of the United States Navy, renowned for its World War II service and later Cold War deployments.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: USS Iowa
linked to: USS Iowa
linked to: USS Iowa
linked to: USS Iowa
linked to: USS Iowa
linked to: USS Iowa