USS Cairo
E588849
USS Cairo was a Union ironclad gunboat of the American Civil War, best known for being one of the first armored warships sunk by a naval mine.
All labels observed (1)
| Label | Occurrences |
|---|---|
| USS Cairo canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6304229 — 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 Cairo Context triple: [Union Navy, notableShip, USS Cairo]
-
A.
USS Buchanan
USS Buchanan was a U.S. Navy destroyer that served with distinction in the Pacific Theater during World War II, participating in multiple key naval engagements.
-
B.
USS New Orleans
USS New Orleans was a U.S. Navy amphibious assault ship best known for serving as the primary recovery vessel for several Apollo space missions, including Apollo 14.
-
C.
USS Helena
USS Helena was a U.S. Navy light cruiser that saw significant action in the Pacific Theater during World War II, earning distinction for its role in several major naval engagements.
-
D.
USS United States
USS United States was one of the original six frigates of the U.S. Navy, a heavy frigate launched in the 1790s that saw notable service in the early 19th century, including the War of 1812.
-
E.
USS Augusta
USS Augusta was a U.S. Navy heavy cruiser that notably served as President Franklin D. Roosevelt’s flagship during key World War II conferences and operations.
- 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 Cairo Target entity description: USS Cairo was a Union ironclad gunboat of the American Civil War, best known for being one of the first armored warships sunk by a naval mine.
-
A.
USS Buchanan
USS Buchanan was a U.S. Navy destroyer that served with distinction in the Pacific Theater during World War II, participating in multiple key naval engagements.
-
B.
USS New Orleans
USS New Orleans was a U.S. Navy amphibious assault ship best known for serving as the primary recovery vessel for several Apollo space missions, including Apollo 14.
-
C.
USS Helena
USS Helena was a U.S. Navy light cruiser that saw significant action in the Pacific Theater during World War II, earning distinction for its role in several major naval engagements.
-
D.
USS United States
USS United States was one of the original six frigates of the U.S. Navy, a heavy frigate launched in the 1790s that saw notable service in the early 19th century, including the War of 1812.
-
E.
USS Augusta
USS Augusta was a U.S. Navy heavy cruiser that notably served as President Franklin D. Roosevelt’s flagship during key World War II conferences and operations.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Union warship
ⓘ
United States Navy ship ⓘ ironclad gunboat ⓘ |
| allegiance | Union ⓘ |
| armament | naval guns ⓘ |
| assignedTo | Western Gunboat Flotilla NERFINISHED ⓘ |
| beam | about 51 feet ⓘ |
| builder |
Eads & Sons
NERFINISHED
ⓘ
James Eads NERFINISHED ⓘ |
| causeOfSinking |
naval mine
ⓘ
torpedo (Civil War terminology) ⓘ |
| commandingOfficer | Lieutenant Commander Thomas O. Selfridge Jr. NERFINISHED ⓘ |
| commissioned | 1862 ⓘ |
| conflict | American Civil War ⓘ |
| constructionSite | Mound City, Illinois NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crewComplement | approximately 250 officers and men ⓘ |
| currentLocation | Vicksburg National Military Park NERFINISHED ⓘ |
| currentUse | museum ship ⓘ |
| dateOfSinking | December 12, 1862 ⓘ |
| displacement | about 512 tons ⓘ |
| draft | about 6 feet ⓘ |
| exhibitAt | USS Cairo Museum NERFINISHED ⓘ |
| hadFeature |
armored casemate
ⓘ
shallow draft suitable for river operations ⓘ side-wheel propulsion ⓘ |
| hullMaterial | ironclad ⓘ |
| laidDown | 1861 ⓘ |
| launched | 1861 ⓘ |
| length | about 175 feet ⓘ |
| namedAfter | Cairo, Illinois NERFINISHED ⓘ |
| notableFor | being one of the first armored warships sunk by a naval mine ⓘ |
| operatedOn |
Mississippi River
NERFINISHED
ⓘ
Yazoo River NERFINISHED ⓘ |
| partOf | Union operations against Vicksburg ⓘ |
| powerplant | steam engines ⓘ |
| preservedBy | National Park Service NERFINISHED ⓘ |
| propulsion | steam-powered ⓘ |
| raised | 1960s ⓘ |
| rediscovered | 1950s ⓘ |
| serviceBranch | United States Navy ⓘ |
| shipClass | City-class ironclad NERFINISHED ⓘ |
| shipType | river gunboat ⓘ |
| statusAfterSinking | abandoned and later buried in river mud ⓘ |
| sunk | 1862 ⓘ |
| sunkDuringOperation | expedition on the Yazoo River above Vicksburg ⓘ |
| sunkNear | Yazoo River, Mississippi NERFINISHED ⓘ |
| theaterOfOperations | Western Theater of the American Civil War NERFINISHED ⓘ |
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 Cairo Description of subject: USS Cairo was a Union ironclad gunboat of the American Civil War, best known for being one of the first armored warships sunk by a naval mine.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.