USS Prinz Eugen (IX-300)
E248794
USS Prinz Eugen (IX-300) was the former German heavy cruiser Prinz Eugen that, after World War II, served under the U.S. Navy primarily for testing and evaluation before being sunk at the Bikini Atoll atomic bomb tests.
All labels observed (1)
| Label | Occurrences |
|---|---|
| USS Prinz Eugen (IX-300) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2202196 — 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 Prinz Eugen (IX-300) Context triple: [German heavy cruiser Prinz Eugen, USNDesignation, USS Prinz Eugen (IX-300)]
-
A.
USS Farenholt
USS Farenholt was a U.S. Navy Benson-class destroyer that saw extensive combat service in the Pacific during World War II.
-
B.
USS Pope
USS Pope was a U.S. Navy Clemson-class destroyer that saw intense action in the early Pacific War before being lost during the Japanese advance in 1942.
-
C.
USS Milwaukee
USS Milwaukee was a United States Navy warship whose deep-sea sounding work contributed to the discovery of the Milwaukee Deep, one of the deepest points in the Atlantic Ocean.
-
D.
USS Cassin Young
USS Cassin Young is a preserved World War II-era Fletcher-class destroyer now serving as a museum ship in Boston, Massachusetts.
-
E.
USS Hammann (DD-412)
USS Hammann (DD-412) was a U.S. Navy destroyer that served in the early years of World War II in the Pacific before being sunk during the Battle of Midway in 1942.
- 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 Prinz Eugen (IX-300) Target entity description: USS Prinz Eugen (IX-300) was the former German heavy cruiser Prinz Eugen that, after World War II, served under the U.S. Navy primarily for testing and evaluation before being sunk at the Bikini Atoll atomic bomb tests.
-
A.
USS Farenholt
USS Farenholt was a U.S. Navy Benson-class destroyer that saw extensive combat service in the Pacific during World War II.
-
B.
USS Pope
USS Pope was a U.S. Navy Clemson-class destroyer that saw intense action in the early Pacific War before being lost during the Japanese advance in 1942.
-
C.
USS Milwaukee
USS Milwaukee was a United States Navy warship whose deep-sea sounding work contributed to the discovery of the Milwaukee Deep, one of the deepest points in the Atlantic Ocean.
-
D.
USS Cassin Young
USS Cassin Young is a preserved World War II-era Fletcher-class destroyer now serving as a museum ship in Boston, Massachusetts.
-
E.
USS Hammann (DD-412)
USS Hammann (DD-412) was a U.S. Navy destroyer that served in the early years of World War II in the Pacific before being sunk during the Battle of Midway in 1942.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
United States Navy auxiliary ship
ⓘ
former German heavy cruiser ⓘ war prize ship ⓘ |
| armament | 203 mm main guns ⓘ |
| builder |
German shipyard Krupp Germaniawerft
ⓘ
linked to:
Germaniawerft
|
| capturedBy | United States Navy ⓘ |
| category |
Captured World War II naval ship of Germany
ⓘ
Operation Crossroads target ship ⓘ Shipwreck in the Pacific Ocean ⓘ |
| conflict | World War II ⓘ |
| country | United States of America ⓘ |
| era | World War II era ⓘ |
| fate |
capsized and sank
ⓘ
sunk as target ⓘ |
| flagAfterCapture | flag of the United States ⓘ |
| formerCountry | Nazi Germany ⓘ |
| formerFlag | war ensign of Nazi Germany ⓘ |
| formerNavalService | Kriegsmarine ⓘ |
| formerOperator | Kriegsmarine ⓘ |
| hullNumber | IX-300 ⓘ |
| nameAfterCapture | USS Prinz Eugen (IX-300) ⓘ |
| namedAfter | Prince Eugene of Savoy ⓘ |
| navalService | United States Navy ⓘ |
| notableEvent |
subjected to atomic bomb tests at Bikini Atoll
ⓘ
survived initial atomic detonations at Operation Crossroads ⓘ |
| operator | United States Navy ⓘ |
| originalName |
Prinz Eugen
ⓘ
linked to:
German heavy cruiser Prinz Eugen
|
| ownershipAfterWar |
United States
ⓘ
linked to:
United States of America
|
| postwarUse |
radiation effects evaluation
ⓘ
weapons testing ⓘ |
| propulsion | steam turbines ⓘ |
| role |
target ship
ⓘ
test and evaluation ship ⓘ |
| shipClass | Admiral Hipper-class heavy cruiser ⓘ |
| shipType | heavy cruiser ⓘ |
| sinkingLocation | near Kwajalein Atoll ⓘ |
| sinkingRegion | Marshall Islands ⓘ |
| status | wreck ⓘ |
| surrenderedTo | Royal Navy ⓘ |
| testLocation | Bikini Atoll ⓘ |
| usedFor |
radiological contamination studies
ⓘ
structural damage assessment from nuclear blasts ⓘ |
| usedInTest | Operation Crossroads ⓘ |
| wreckLocation | off Enubuj Island, Kwajalein Atoll ⓘ |
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 Prinz Eugen (IX-300) Description of subject: USS Prinz Eugen (IX-300) was the former German heavy cruiser Prinz Eugen that, after World War II, served under the U.S. Navy primarily for testing and evaluation before being sunk at the Bikini Atoll atomic bomb tests.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.